2013年較明亮彗星(12月10日更新) - Powered by Discuz! Archiver

WCYue 發表於 2012-9-27 05:29:42

光科網彗星光度變化及預測

Credit: CalSky
http://www.calsky.com/observer/realdata/comet/cometmag_C2012S1.png

WCYue 發表於 2012-9-28 04:58:11

泛星彗星更新預報數據

Ephemeris of C/2011 L4 (PANSTARRS) at 12 hrs UTC (J2000)

T 2013 Mar 10.1659 TT
q0.301571 Peri. 333.6476
z -0.000119 Node 65.6662
e1.000036 Incl.84.2077
Ref: MPEC 2012-S31

年月日赤經赤緯距地距日離角Phase 光度 "/minPA
2012 Dec 2416 597.4-37 48 39 2.5961.718 21.3 12.0 9.9 1.20 113.4
2012 Dec 25171 22.2-3806 2.5741.701 21.8 12.4 9.9 1.22 113.2
2012 Dec 26173 39.5-38 11 40 2.5521.684 22.3 12.8 9.8 1.23 113.1
2012 Dec 27175 59.5-38 23 20 2.5301.667 22.8 13.2 9.7 1.25 112.9
2012 Dec 28178 22.3-38 356 2.5071.650 23.2 13.6 9.7 1.27 112.8

2012 Dec 2917 10 47.9-38 46 59 2.4841.633 23.7 14.0 9.6 1.29 112.6
2012 Dec 3017 13 16.5-38 58 58 2.4611.615 24.2 14.4 9.5 1.31 112.4
2012 Dec 3117 15 48.1-39 113 2.4381.598 24.7 14.9 9.5 1.34 112.2
2013 Jan117 18 23.0-39 23 13 2.4151.581 25.1 15.3 9.4 1.36 112.0
2013 Jan217 211.3-39 35 30 2.3911.563 25.6 15.8 9.3 1.38 111.8

2013 Jan317 23 43.0-39 47 53 2.3681.546 26.0 16.2 9.3 1.41 111.6
2013 Jan417 26 28.4-400 20 2.3441.528 26.5 16.7 9.2 1.43 111.3
2013 Jan517 29 17.7-40 12 53 2.3201.510 26.9 17.2 9.1 1.46 111.1
2013 Jan617 32 10.9-40 25 31 2.2961.493 27.4 17.6 9.0 1.49 110.8
2013 Jan717 358.2-40 38 14 2.2711.475 27.8 18.1 9.0 1.51 110.5

2013 Jan817 389.9-40 510 2.2471.457 28.2 18.6 8.9 1.54 110.2
2013 Jan917 41 16.1-413 50 2.2221.439 28.7 19.1 8.8 1.57 109.9
2013 Jan 1017 44 27.0-41 16 44 2.1981.421 29.1 19.6 8.7 1.61 109.6
2013 Jan 1117 47 42.9-41 29 39 2.1731.403 29.5 20.2 8.7 1.64 109.2
2013 Jan 1217 514.0-41 42 37 2.1481.384 29.9 20.7 8.6 1.67 108.8

2013 Jan 1317 54 30.4-41 55 36 2.1231.366 30.2 21.3 8.5 1.71 108.4
2013 Jan 1417 582.6-428 34 2.0981.348 30.6 21.8 8.4 1.75 108.0
2013 Jan 15181 40.7-42 21 32 2.0721.329 31.0 22.4 8.3 1.79 107.6
2013 Jan 16185 25.0-42 34 27 2.0471.311 31.3 23.0 8.2 1.83 107.1
2013 Jan 17189 15.9-42 47 19 2.0211.292 31.7 23.6 8.1 1.87 106.6

2013 Jan 1818 13 13.6-4306 1.9961.273 32.0 24.2 8.0 1.91 106.1
2013 Jan 1918 17 18.5-43 12 46 1.9701.254 32.3 24.8 8.0 1.96 105.5
2013 Jan 2018 21 30.9-43 25 17 1.9451.235 32.6 25.4 7.9 2.01 105.0
2013 Jan 2118 25 51.2-43 37 37 1.9191.216 32.9 26.1 7.8 2.06 104.3
2013 Jan 2218 30 19.8-43 49 44 1.8931.197 33.2 26.7 7.7 2.11 103.7

2013 Jan 2318 34 57.0-441 35 1.8671.178 33.4 27.4 7.6 2.17 103.0
2013 Jan 2418 39 43.4-44 137 1.8411.158 33.6 28.1 7.5 2.22 102.3
2013 Jan 2518 44 39.2-44 24 17 1.8161.139 33.9 28.8 7.4 2.28 101.5
2013 Jan 2618 49 45.0-44 350 1.7901.119 34.1 29.5 7.3 2.35 100.7
2013 Jan 2718 551.2-44 45 12 1.7641.099 34.2 30.3 7.1 2.4199.9

2013 Jan 28190 28.3-44 54 50 1.7381.080 34.4 31.0 7.0 2.4899.0
2013 Jan 291966.7-453 46 1.7121.060 34.5 31.8 6.9 2.5698.0
2013 Jan 3019 11 56.8-45 11 56 1.6871.040 34.6 32.6 6.8 2.6397.0
2013 Jan 3119 17 59.2-45 19 13 1.6611.019 34.7 33.4 6.7 2.7296.0
2013 Feb119 24 14.2-45 25 30 1.6360.999 34.8 34.2 6.6 2.8094.9

2013 Feb219 30 42.3-45 30 39 1.6110.979 34.8 35.1 6.4 2.8993.7
2013 Feb319 37 23.9-45 34 31 1.5850.958 34.8 35.9 6.3 2.9892.5
2013 Feb419 44 19.4-45 36 56 1.5600.938 34.8 36.8 6.2 3.0891.3
2013 Feb519 51 28.9-45 37 44 1.5360.917 34.7 37.8 6.1 3.1889.9
2013 Feb619 58 52.8-45 36 44 1.5110.896 34.6 38.7 5.9 3.2988.6

2013 Feb7206 31.3-45 33 42 1.4870.875 34.5 39.7 5.8 3.4087.1
2013 Feb820 14 24.2-45 28 25 1.4630.854 34.3 40.6 5.6 3.5285.6
2013 Feb920 22 31.7-45 20 39 1.4390.833 34.1 41.7 5.5 3.6484.0
2013 Feb 1020 30 53.4-45 108 1.4160.811 33.9 42.7 5.3 3.7782.4
2013 Feb 1120 39 29.1-44 56 35 1.3930.790 33.6 43.7 5.2 3.9080.7

2013 Feb 1220 48 18.3-44 39 43 1.3700.768 33.3 44.8 5.0 4.0478.9
2013 Feb 1320 57 20.2-44 19 12 1.3480.747 32.9 45.9 4.9 4.1977.1
2013 Feb 14216 34.0-43 54 44 1.3270.725 32.5 47.1 4.7 4.3475.2
2013 Feb 1521 15 58.6-43 25 58 1.3060.703 32.0 48.2 4.5 4.5073.3
2013 Feb 1621 25 32.7-42 52 35 1.2860.681 31.5 49.4 4.4 4.6671.3

2013 Feb 1721 35 14.9-42 14 12 1.2660.659 31.0 50.5 4.2 4.8369.3
2013 Feb 1821 453.4-41 30 30 1.2470.637 30.4 51.7 4.0 5.0067.2
2013 Feb 1921 54 56.4-40 418 1.2290.615 29.7 52.9 3.8 5.1865.1
2013 Feb 20224 51.8-39 45 48 1.2120.593 29.0 54.1 3.6 5.3663.0
2013 Feb 2122 14 47.5-38 449 1.1960.570 28.3 55.3 3.4 5.5460.8

2013 Feb 2222 24 41.1-37 35 55 1.1810.548 27.5 56.4 3.3 5.7258.6
2013 Feb 2322 34 30.3-36 20 51 1.1660.526 26.7 57.6 3.0 5.9156.3
2013 Feb 2422 44 12.6-34 58 44 1.1530.504 25.8 58.7 2.8 6.0954.1
2013 Feb 2522 53 45.5-33 29 22 1.1420.483 24.9 59.7 2.6 6.2751.8
2013 Feb 262336.3-31 52 38 1.1310.462 24.0 60.6 2.4 6.4449.5

2013 Feb 2723 12 12.6-308 28 1.1220.441 23.0 61.5 2.2 6.6147.2
2013 Feb 2823 211.6-28 16 51 1.1140.420 22.1 62.2 2.0 6.7744.8
2013 Mar123 29 30.7-26 17 53 1.1080.401 21.1 62.8 1.8 6.9142.3
2013 Mar223 37 37.2-24 11 42 1.1030.382 20.1 63.2 1.5 7.0439.8
2013 Mar323 45 18.2-21 58 37 1.0990.365 19.2 63.4 1.3 7.1437.2

2013 Mar423 52 31.1-19 391 1.0970.349 18.3 63.4 1.1 7.2234.6
2013 Mar523 59 12.9-17 13 31 1.0970.335 17.5 63.2 0.9 7.2731.8
2013 Mar6 05 21.1-14 42 52 1.0980.323 16.8 62.7 0.8 7.2829.0
2013 Mar7 0 10 53.3-1285 1.1000.313 16.2 62.1 0.7 7.2626.1
2013 Mar8 0 15 47.8- 9 30 22 1.1030.306 15.7 61.3 0.6 7.1923.1

2013 Mar9 0 203.8- 6 517 1.1070.302 15.3 60.4 0.5 7.0820.2
2013 Mar 10 0 23 41.4- 4 11 48 1.1120.302 15.2 59.5 0.5 6.9317.3
2013 Mar 11 0 26 42.2- 1 33 53 1.1170.304 15.2 58.6 0.6 6.7514.6
2013 Mar 12 0 298.6 11 16 1.1240.310 15.3 57.9 0.7 6.5312.0
2013 Mar 13 0 314.2 3 32 33 1.1300.319 15.6 57.2 0.8 6.30 9.6

2013 Mar 14 0 32 32.7 5 59 11 1.1370.330 16.1 56.6 1.0 6.06 7.5
2013 Mar 15 0 33 38.2 8 20 39 1.1440.344 16.7 56.2 1.2 5.81 5.6
2013 Mar 16 0 34 24.4 10 36 42 1.1510.359 17.4 55.8 1.4 5.57 4.0
2013 Mar 17 0 34 54.9 12 47 16 1.1590.376 18.1 55.5 1.6 5.33 2.6
2013 Mar 18 0 35 12.7 14 52 30 1.1660.394 19.0 55.2 1.8 5.11 1.4

2013 Mar 19 0 35 20.2 16 52 35 1.1740.414 19.9 54.9 2.0 4.90 0.4
2013 Mar 20 0 35 19.6 18 47 47 1.1820.434 20.8 54.7 2.2 4.70 359.5
2013 Mar 21 0 35 12.5 20 38 24 1.1900.454 21.8 54.4 2.5 4.52 358.8
2013 Mar 22 0 350.4 22 24 45 1.1980.475 22.7 54.1 2.7 4.35 358.2
2013 Mar 23 0 34 44.4 2478 1.2060.497 23.7 53.8 2.9 4.19 357.7

2013 Mar 24 0 34 25.3 25 45 49 1.2140.519 24.7 53.5 3.1 4.04 357.3
2013 Mar 25 0 343.9 27 217 1.2220.541 25.7 53.2 3.3 3.91 357.0
2013 Mar 26 0 33 40.7 28 53 16 1.2300.563 26.7 52.9 3.5 3.78 356.7
2013 Mar 27 0 33 16.2 30 22 29 1.2380.585 27.7 52.6 3.6 3.67 356.5
2013 Mar 28 0 32 50.7 31 492 1.2470.607 28.7 52.3 3.8 3.56 356.3

2013 Mar 29 0 32 24.6 33 134 1.2550.629 29.7 51.9 4.0 3.46 356.2
2013 Mar 30 0 31 57.9 34 34 48 1.2630.651 30.7 51.6 4.1 3.37 356.1
2013 Mar 31 0 31 30.9 35 54 24 1.2710.673 31.7 51.2 4.3 3.28 356.0
2013 Apr1 0 313.7 37 121 1.2800.695 32.7 50.9 4.5 3.20 355.9
2013 Apr2 0 30 36.3 38 27 47 1.2880.717 33.6 50.5 4.6 3.13 355.9

2013 Apr3 0 308.9 39 41 51 1.2960.739 34.6 50.2 4.8 3.06 355.9
2013 Apr4 0 29 41.3 40 54 19 1.3050.761 35.5 49.8 4.9 3.00 355.8
2013 Apr5 0 29 13.8 425 18 1.3130.782 36.5 49.5 5.0 2.94 355.8
2013 Apr6 0 28 46.1 43 14 53 1.3210.804 37.4 49.1 5.2 2.88 355.8
2013 Apr7 0 28 18.3 44 23 12 1.3290.825 38.3 48.8 5.3 2.83 355.8

2013 Apr8 0 27 50.3 45 30 17 1.3380.847 39.2 48.4 5.4 2.78 355.8
2013 Apr9 0 27 22.0 46 36 15 1.3460.868 40.1 48.1 5.5 2.73 355.7
2013 Apr 10 0 26 53.4 47 41 10 1.3540.889 41.0 47.7 5.6 2.69 355.7
2013 Apr 11 0 26 24.4 48 454 1.3630.910 41.9 47.3 5.8 2.65 355.7
2013 Apr 12 0 25 54.9 49 483 1.3710.930 42.7 47.0 5.9 2.61 355.6

2013 Apr 13 0 25 24.6 50 508 1.3790.951 43.6 46.6 6.0 2.58 355.5
2013 Apr 14 0 24 53.6 51 51 24 1.3880.972 44.4 46.3 6.1 2.54 355.4
2013 Apr 15 0 24 21.7 52 51 52 1.3960.992 45.3 45.9 6.2 2.51 355.3
2013 Apr 16 0 23 48.7 53 51 36 1.4041.012 46.1 45.6 6.3 2.48 355.2
2013 Apr 17 0 23 14.4 54 50 38 1.4131.033 46.9 45.3 6.4 2.45 355.1

2013 Apr 18 0 22 38.7 55 490 1.4211.053 47.7 44.9 6.5 2.43 355.0
2013 Apr 19 0 221.3 56 46 43 1.4291.073 48.5 44.6 6.6 2.40 354.8
2013 Apr 20 0 21 22.1 57 43 50 1.4381.093 49.3 44.2 6.7 2.38 354.6
2013 Apr 21 0 20 40.8 58 40 22 1.4461.112 50.1 43.9 6.8 2.36 354.4
2013 Apr 22 0 19 57.1 59 36 21 1.4551.132 50.9 43.6 6.9 2.33 354.2

2013 Apr 23 0 19 10.8 60 31 48 1.4631.151 51.6 43.2 6.9 2.31 353.9
2013 Apr 24 0 18 21.5 61 26 44 1.4721.171 52.4 42.9 7.0 2.29 353.7
2013 Apr 25 0 17 28.9 62 21 10 1.4801.190 53.1 42.6 7.1 2.27 353.4
2013 Apr 26 0 16 32.6 63 157 1.4891.209 53.9 42.2 7.2 2.25 353.0
2013 Apr 27 0 15 32.1 648 37 1.4981.229 54.6 41.9 7.3 2.24 352.7

2013 Apr 28 0 14 27.0 651 39 1.5061.248 55.3 41.6 7.4 2.22 352.3
2013 Apr 29 0 13 16.7 65 54 14 1.5151.266 56.0 41.3 7.4 2.20 351.9
2013 Apr 30 0 120.5 66 46 23 1.5241.285 56.7 40.9 7.5 2.19 351.4
2013 May1 0 10 37.9 67 386 1.5331.304 57.4 40.6 7.6 2.17 351.0
2013 May2 097.9 68 29 24 1.5421.323 58.1 40.3 7.7 2.16 350.4

2013 May3 07 29.6 69 20 16 1.5511.341 58.7 40.0 7.7 2.14 349.9
2013 May4 05 42.0 70 10 42 1.5601.360 59.4 39.7 7.8 2.13 349.2
2013 May5 03 43.8 710 43 1.5691.378 60.0 39.4 7.9 2.12 348.6
2013 May6 01 33.6 71 50 17 1.5781.396 60.7 39.1 7.9 2.10 347.8
2013 May723 599.6 72 39 24 1.5881.414 61.3 38.7 8.0 2.09 347.0

2013 May823 56 30.1 73 282 1.5971.433 61.9 38.4 8.1 2.08 346.1
2013 May923 53 32.5 74 16 12 1.6071.451 62.5 38.1 8.1 2.07 345.2
2013 May 1023 50 14.3 753 51 1.6161.469 63.1 37.8 8.2 2.05 344.1
2013 May 1123 46 32.1 75 50 56 1.6261.486 63.7 37.5 8.3 2.04 342.9
2013 May 1223 42 22.0 76 37 27 1.6361.504 64.3 37.2 8.3 2.03 341.6

2013 May 1323 37 39.4 77 23 18 1.6461.522 64.9 36.9 8.4 2.02 340.2
2013 May 1423 32 18.5 788 28 1.6561.539 65.4 36.7 8.5 2.00 338.6
2013 May 1523 26 12.3 78 52 49 1.6661.557 66.0 36.4 8.5 1.99 336.7
2013 May 1623 19 12.4 79 36 17 1.6761.574 66.5 36.1 8.6 1.98 334.7
2013 May 1723 118.2 80 18 43 1.6861.592 67.0 35.8 8.7 1.97 332.4

2013 May 18231 46.8 80 59 58 1.6971.609 67.5 35.5 8.7 1.96 329.7
2013 May 1922 50 52.5 81 39 47 1.7071.626 68.0 35.2 8.8 1.95 326.7
2013 May 2022 386.1 82 17 54 1.7181.644 68.5 35.0 8.8 1.93 323.2
2013 May 2122 235.1 82 53 57 1.7281.661 69.0 34.7 8.9 1.92 319.1
2013 May 22225 23.9 83 27 27 1.7391.678 69.5 34.4 8.9 1.91 314.4

2013 May 2321 44 35.8 83 57 49 1.7501.695 69.9 34.1 9.0 1.90 308.8
2013 May 2421 20 18.0 84 24 18 1.7611.712 70.4 33.9 9.1 1.89 302.4
2013 May 2520 52 19.5 84 462 1.7731.729 70.8 33.6 9.1 1.87 295.1
2013 May 2620 20 53.3 8526 1.7841.745 71.2 33.3 9.2 1.86 286.8
2013 May 2719 46 47.2 85 11 42 1.7961.762 71.6 33.1 9.2 1.85 278.0

2013 May 2819 11 24.9 85 14 19 1.8071.779 72.0 32.8 9.3 1.84 268.8
2013 May 2918 36 30.1 859 51 1.8191.795 72.4 32.6 9.3 1.83 259.6
2013 May 30183 39.3 84 58 46 1.8311.812 72.8 32.3 9.4 1.82 251.1
2013 May 3117 33 58.6 84 41 53 1.8431.828 73.2 32.1 9.4 1.80 243.2
2013 Jun1177 56.8 84 208 1.8551.845 73.5 31.8 9.5 1.79 236.3

2013 Jun216 45 33.2 83 54 32 1.8671.861 73.9 31.6 9.6 1.78 230.3
2013 Jun316 26 29.3 83 25 53 1.8801.877 74.2 31.3 9.6 1.77 225.2
2013 Jun416 10 19.5 82 54 55 1.8921.894 74.5 31.1 9.7 1.76 220.7
2013 Jun515 56 37.3 82 22 10 1.9051.910 74.8 30.9 9.7 1.74 216.9
2013 Jun615 44 58.7 81 484 1.9181.926 75.1 30.6 9.8 1.73 213.5

2013 Jun715 352.6 81 12 58 1.9311.942 75.4 30.4 9.8 1.72 210.6
2013 Jun815 26 31.9 80 376 1.9441.958 75.7 30.2 9.9 1.71 208.1
2013 Jun915 19 12.2 800 41 1.9571.974 75.9 29.9 9.9 1.70 205.8

WCYue 發表於 2012-12-29 00:42:06

Ephemeris of C/2012 T5 (Bressi) at 12 hrs UTC (J2000)

T 2013 Feb 24.0561 TT
q0.322797 Peri. 318.0975
z -0.001264 Node230.5937
e1.000408 Incl.72.0892
Ref: MPEC 2012-Y30

年月日 hm s o'" deltaRSun ElongPhase 光度 "/minPA
2013 Feb123 49 52.2-30 39 59 1.0150.698 40.8 67.3 11.5 1.69 240.5
2013 Feb223 474.6-30 59 46 1.0130.677 39.6 68.0 11.3 1.74 242.0
2013 Feb323 448.6-31 198 1.0100.656 38.3 68.8 11.2 1.79 243.6
2013 Feb423 413.3-31 37 59 1.0070.634 37.1 69.7 11.0 1.86 245.4
2013 Feb523 37 47.8-31 56 11 1.0030.613 35.9 70.5 10.9 1.93 247.3

2013 Feb623 34 20.8-32 13 34 1.0000.591 34.6 71.4 10.7 2.01 249.4
2013 Feb723 30 41.4-32 29 56 0.9960.570 33.4 72.4 10.5 2.09 251.7
2013 Feb823 26 48.2-32 453 0.9910.549 32.2 73.4 10.4 2.19 254.1
2013 Feb923 22 40.0-32 58 36 0.9870.528 31.0 74.5 10.2 2.30 256.7
2013 Feb 1023 18 15.6-33 10 13 0.9820.507 29.9 75.7 10.0 2.42 259.6

2013 Feb 1123 13 33.8-33 19 29 0.9760.487 28.7 76.9 9.8 2.55 262.6
2013 Feb 12238 33.4-33 25 52 0.9710.467 27.6 78.2 9.6 2.70 265.8
2013 Feb 13233 13.8-33 28 43 0.9650.447 26.4 79.6 9.4 2.86 269.3
2013 Feb 1422 57 34.2-33 27 20 0.9590.428 25.4 81.0 9.2 3.04 273.0
2013 Feb 1522 51 34.8-33 20 50 0.9530.410 24.3 82.6 9.0 3.24 276.9

2013 Feb 1622 45 16.3-338 18 0.9470.393 23.3 84.2 8.8 3.45 281.1
2013 Feb 1722 38 40.3-32 48 38 0.9410.378 22.4 85.8 8.6 3.67 285.5
2013 Feb 1822 31 49.8-32 20 46 0.9360.363 21.5 87.4 8.5 3.91 290.2
2013 Feb 1922 24 48.9-31 43 35 0.9300.351 20.8 89.0 8.3 4.15 295.1
2013 Feb 2022 17 43.5-30 567 0.9250.340 20.1 90.5 8.1 4.40 300.1

2013 Feb 2122 10 40.4-29 57 35 0.9210.332 19.6 91.9 8.0 4.64 305.3
2013 Feb 22223 47.6-28 47 34 0.9180.326 19.2 92.9 7.9 4.86 310.5
2013 Feb 2321 57 13.3-27 266 0.9150.323 19.0 93.7 7.9 5.07 315.7
2013 Feb 2421 515.0-25 53 45 0.9130.323 19.0 94.0 7.9 5.24 320.9
2013 Feb 2521 45 29.3-24 11 32 0.9130.326 19.2 93.9 7.9 5.37 325.8

2013 Feb 2621 40 30.5-22 20 53 0.9140.331 19.5 93.5 8.0 5.47 330.6
2013 Feb 2721 36 11.2-20 23 28 0.9150.339 20.0 92.6 8.1 5.53 335.0
2013 Feb 2821 32 31.7-18 213 0.9190.349 20.6 91.4 8.2 5.55 339.1
2013 Mar121 29 30.7-16 15 19 0.9230.362 21.4 90.0 8.4 5.53 342.9
2013 Mar221 276.0-147 47 0.9280.376 22.3 88.3 8.6 5.49 346.4

2013 Mar321 25 14.3-11 59 44 0.9350.391 23.2 86.6 8.8 5.42 349.6
2013 Mar421 23 52.3- 9 52 14 0.9420.408 24.2 84.7 9.0 5.33 352.5
2013 Mar521 22 56.5- 7 467 0.9500.426 25.2 82.9 9.2 5.24 355.1
2013 Mar621 22 23.8- 5 421 0.9590.445 26.3 81.0 9.4 5.13 357.4
2013 Mar721 22 11.0- 3 40 23 0.9690.464 27.4 79.2 9.6 5.01 359.6

2013 Mar821 22 15.6- 1 41 34 0.9790.484 28.4 77.3 9.8 4.89 1.5
2013 Mar921 22 35.0 0 14 15 0.9900.505 29.5 75.6 10.0 4.77 3.3
2013 Mar 1021 237.3 26 55 1.0020.525 30.5 73.8 10.2 4.64 4.9
2013 Mar 1121 23 50.6 3 56 22 1.0140.546 31.6 72.2 10.4 4.52 6.4
2013 Mar 1221 24 43.4 5 42 35 1.0260.567 32.6 70.6 10.6 4.40 7.7

2013 Mar 1321 25 44.2 7 25 36 1.0390.589 33.6 69.0 10.8 4.28 9.0

WCYue 發表於 2012-12-29 00:54:30

Ephemeris of C/2012 F6 (Lemmon) at 12 hrs UTC (J2000)

T 2013 Mar 24.5145 TT
q0.731278 Peri. 304.9853
z0.001999 Node332.7146
e0.998538 Incl.82.6071
Ref: MPEC 2012-Y30

年月日赤經赤緯距地距日離角Phase 光度 "/minPA
2013 Feb113 425.7-820 22 0.9911.214 75.8 51.9 10.8 4.67 157.8
2013 Feb2147 48.3-83 41 59 0.9881.200 74.9 52.4 10.8 4.68 151.6
2013 Feb314 519.2-85 15 57 0.9861.187 74.0 53.0 10.7 4.69 141.0
2013 Feb416 10 23.0-86 319 0.9851.173 73.0 53.5 10.7 4.69 121.4
2013 Feb518 20 40.8-871 49 0.9851.159 72.0 54.0 10.6 4.6889.0

2013 Feb620 28 24.4-86 27 57 0.9851.145 71.0 54.5 10.6 4.6657.2
2013 Feb721 44 37.8-85 11 54 0.9871.132 70.0 55.0 10.5 4.6438.4
2013 Feb822 26 24.2-83 38 38 0.9891.118 68.9 55.4 10.5 4.6128.1
2013 Feb922 51 16.9-81 58 36 0.9921.105 67.9 55.8 10.4 4.5822.0
2013 Feb 10237 29.1-80 15 51 0.9951.091 66.8 56.2 10.4 4.5318.1

2013 Feb 1123 18 48.2-78 32 11 1.0001.078 65.7 56.6 10.3 4.4915.4
2013 Feb 1223 278.3-76 48 29 1.0051.065 64.6 56.9 10.3 4.4313.5
2013 Feb 1323 33 31.7-755 18 1.0111.052 63.5 57.2 10.2 4.3812.0
2013 Feb 1423 38 35.0-73 22 59 1.0171.039 62.4 57.4 10.2 4.3210.8
2013 Feb 1523 42 41.0-71 41 45 1.0241.026 61.3 57.6 10.2 4.25 9.9

2013 Feb 1623 464.6-701 48 1.0321.013 60.1 57.8 10.1 4.19 9.1
2013 Feb 1723 48 55.8-68 23 14 1.0401.000 59.0 57.9 10.1 4.12 8.4
2013 Feb 1823 51 21.8-66 468 1.0490.988 57.9 58.0 10.0 4.05 7.9
2013 Feb 1923 53 27.6-65 10 36 1.0580.975 56.8 58.0 10.0 3.98 7.4
2013 Feb 2023 55 17.1-63 36 39 1.0680.963 55.7 58.0 10.0 3.91 7.0

2013 Feb 2123 56 53.0-624 19 1.0780.951 54.6 57.9 9.9 3.84 6.6
2013 Feb 2223 58 17.7-60 33 37 1.0890.939 53.5 57.8 9.9 3.77 6.2
2013 Feb 2323 59 32.8-594 33 1.1000.927 52.4 57.7 9.9 3.70 5.9
2013 Feb 24 00 39.8-57 377 1.1110.916 51.3 57.5 9.8 3.63 5.6
2013 Feb 25 01 39.6-56 11 17 1.1230.905 50.2 57.2 9.8 3.56 5.3

2013 Feb 26 02 33.3-54 472 1.1350.893 49.1 56.9 9.8 3.49 5.0
2013 Feb 27 03 21.5-53 24 21 1.1480.883 48.1 56.6 9.8 3.43 4.8
2013 Feb 28 045.0-523 11 1.1600.872 47.0 56.2 9.7 3.36 4.5
2013 Mar1 04 44.2-50 43 29 1.1730.862 46.0 55.8 9.7 3.30 4.3
2013 Mar2 05 19.5-49 25 12 1.1860.852 45.0 55.3 9.7 3.24 4.0

2013 Mar3 05 51.4-488 19 1.1990.842 43.9 54.8 9.6 3.18 3.8
2013 Mar4 06 20.2-46 52 45 1.2130.832 42.9 54.2 9.6 3.13 3.6
2013 Mar5 06 46.1-45 38 29 1.2260.823 41.9 53.6 9.6 3.07 3.3
2013 Mar6 079.5-44 25 25 1.2400.815 41.0 53.0 9.6 3.02 3.1
2013 Mar7 07 30.6-43 13 32 1.2530.806 40.0 52.3 9.6 2.98 2.9

2013 Mar8 07 49.5-422 46 1.2670.798 39.0 51.6 9.5 2.93 2.7
2013 Mar9 086.5-40 534 1.2800.790 38.1 50.8 9.5 2.89 2.5
2013 Mar 10 08 21.7-39 44 23 1.2940.783 37.2 50.1 9.5 2.84 2.3
2013 Mar 11 08 35.3-38 36 39 1.3080.776 36.3 49.2 9.5 2.80 2.1
2013 Mar 12 08 47.5-37 29 49 1.3210.770 35.4 48.4 9.5 2.77 2.0

2013 Mar 13 08 58.3-36 23 51 1.3350.764 34.5 47.5 9.5 2.73 1.8
2013 Mar 14 097.9-35 18 41 1.3480.758 33.7 46.7 9.4 2.70 1.6
2013 Mar 15 09 16.4-34 14 17 1.3610.753 32.9 45.8 9.4 2.67 1.5
2013 Mar 16 09 24.0-33 10 36 1.3740.749 32.1 44.8 9.4 2.64 1.4
2013 Mar 17 09 30.8-327 35 1.3870.745 31.3 43.9 9.4 2.61 1.2

2013 Mar 18 09 36.8-315 12 1.4000.741 30.5 43.0 9.4 2.59 1.1
2013 Mar 19 09 42.2-303 25 1.4120.738 29.8 42.1 9.4 2.56 1.0
2013 Mar 20 09 47.1-292 12 1.4240.736 29.1 41.1 9.4 2.54 1.0
2013 Mar 21 09 51.6-281 30 1.4360.734 28.4 40.2 9.4 2.52 0.9
2013 Mar 22 09 55.8-271 19 1.4480.732 27.8 39.3 9.5 2.50 0.9

2013 Mar 23 09 59.8-261 35 1.4600.732 27.2 38.4 9.5 2.48 0.8
2013 Mar 24 0 103.6-252 18 1.4710.731 26.6 37.6 9.5 2.46 0.8
2013 Mar 25 0 107.4-243 26 1.4820.732 26.0 36.8 9.5 2.44 0.8
2013 Mar 26 0 10 11.2-234 58 1.4930.732 25.5 36.0 9.5 2.43 0.9
2013 Mar 27 0 10 15.2-226 53 1.5040.734 25.1 35.2 9.5 2.41 0.9

2013 Mar 28 0 10 19.3-219 10 1.5140.736 24.7 34.5 9.6 2.40 1.0
2013 Mar 29 0 10 23.6-20 11 48 1.5240.738 24.3 33.8 9.6 2.38 1.1
2013 Mar 30 0 10 28.3-19 14 46 1.5330.741 23.9 33.2 9.6 2.37 1.1
2013 Mar 31 0 10 33.3-18 183 1.5430.745 23.7 32.6 9.7 2.36 1.2
2013 Apr1 0 10 38.6-17 21 39 1.5520.749 23.4 32.0 9.7 2.34 1.4

2013 Apr2 0 10 44.4-16 25 33 1.5600.753 23.2 31.6 9.7 2.33 1.5
2013 Apr3 0 10 50.7-15 29 45 1.5690.758 23.1 31.2 9.8 2.32 1.6
2013 Apr4 0 10 57.5-14 34 15 1.5770.764 23.0 30.8 9.8 2.31 1.8
2013 Apr5 0 114.7-13 391 1.5850.770 23.0 30.5 9.9 2.30 1.9
2013 Apr6 0 11 12.5-12 444 1.5920.776 23.0 30.2 9.9 2.29 2.0

2013 Apr7 0 11 20.8-11 49 22 1.5990.783 23.0 30.0 10.0 2.27 2.2
2013 Apr8 0 11 29.6-10 54 57 1.6060.790 23.1 29.9 10.0 2.26 2.4
2013 Apr9 0 11 38.9-100 47 1.6130.798 23.3 29.7 10.1 2.25 2.5
2013 Apr 10 0 11 48.8- 96 52 1.6190.806 23.5 29.7 10.1 2.24 2.7
2013 Apr 11 0 11 59.2- 8 13 13 1.6250.814 23.7 29.7 10.2 2.23 2.8

2013 Apr 12 0 12 10.0- 7 19 47 1.6310.823 24.0 29.7 10.2 2.22 3.0
2013 Apr 13 0 12 21.4- 6 26 36 1.6370.832 24.3 29.7 10.3 2.21 3.1
2013 Apr 14 0 12 33.2- 5 33 39 1.6420.841 24.6 29.8 10.3 2.21 3.2
2013 Apr 15 0 12 45.4- 4 40 55 1.6470.851 25.0 29.9 10.4 2.20 3.4
2013 Apr 16 0 12 58.1- 3 48 25 1.6520.861 25.4 30.0 10.4 2.19 3.5

2013 Apr 17 0 13 11.2- 2 568 1.6570.872 25.9 30.2 10.5 2.18 3.6
2013 Apr 18 0 13 24.6- 243 1.6610.882 26.4 30.4 10.6 2.17 3.7
2013 Apr 19 0 13 38.4- 1 12 11 1.6650.893 26.9 30.5 10.6 2.16 3.9
2013 Apr 20 0 13 52.5- 0 20 30 1.6690.904 27.4 30.7 10.7 2.15 4.0
2013 Apr 21 0 146.9 0 30 58 1.6730.915 27.9 30.9 10.7 2.15 4.0

2013 Apr 22 0 14 21.6 1 22 16 1.6770.927 28.5 31.2 10.8 2.14 4.1

WCYue 發表於 2013-1-5 07:46:24

光科網彗星10月初綜合光度亮於十等，日出前見於東方天空。11月28日過近日點，如果沒有被太陽吞噬仍然存在，12月26日過近地點，日落後見於北方天空。

光科網彗星合日時的光度是-15.8等，被太陽(-26.7等)強光度遮蓋，只能從 SOHO 的影像觀看。近太陽時在沒有儀器輔助之下白天肉眼不能看見，但有可能在太陽被遮擋(例如：用建築物)情況下，用相機拍攝。

彗星距離太陽30度時(11月19日)綜合光度2.6等，肉眼可見；距離太陽15度時(11月25日)綜合光度0等。

WCYue 發表於 2013-1-10 13:31:42

11月18日，光科網彗星合角宿一，日出前見於東南偏東較低天空，彗星光度2.8等，肉眼可見。(見 #29 最新光度修正)

WCYue 發表於 2013-2-3 17:52:09

C/2012 T5 Bressi 彗星增光，按照目前情況，可能在2月24日過近日點(距離太陽0.32天文單位)時消散

http://members.westnet.com.au/mmatti/Images/2012K5_20130202_mm4.jpg
Credit:Michael Mattiazzo

WCYue 發表於 2013-3-7 02:43:34

泛星彗星三月星曆表

Ephemeris of C/2011 L4 (PANSTARRS) at 12 hrs UTC (J2000)

T 2013 Mar 10.1697 TT
q0.301542 Peri. 333.6518
z -0.000103 Node 65.6658
e1.000031 Incl.84.2072
Ref: MPEC 2013-C52

年月日赤經赤緯距地距日離角Phase 光度 "/minPA 日沒彗星沒
2013 Mar123 29 29.4-26 18 14 1.1080.401 21.1 62.8 1.8 6.9142.318時27分18時32分
2013 Mar223 37 35.9-24 125 1.1030.382 20.1 63.2 1.5 7.0439.81828 1840
2013 Mar323 45 17.1-21 591 1.0990.365 19.2 63.4 1.3 7.1437.21828 1848
2013 Mar423 52 30.0-19 39 27 1.0970.349 18.3 63.4 1.1 7.2234.61828 1856
2013 Mar523 59 12.0-17 13 57 1.0970.335 17.5 63.2 0.9 7.2731.81829 1903

2013 Mar6 05 20.3-14 43 19 1.0980.323 16.8 62.7 0.8 7.2829.01829 1910
2013 Mar7 0 10 52.6-128 33 1.1000.313 16.2 62.1 0.7 7.2626.11830 1916
2013 Mar8 0 15 47.2- 9 30 50 1.1030.306 15.7 61.3 0.6 7.1923.21830 1921
2013 Mar9 0 203.3- 6 51 34 1.1070.302 15.3 60.4 0.5 7.0820.21830 1926
2013 Mar 10 0 23 41.1- 4 12 14 1.1120.302 15.2 59.5 0.5 6.9317.31831 1930

2013 Mar 11 0 26 41.9- 1 34 19 1.1170.304 15.2 58.6 0.6 6.7514.61831 1934
2013 Mar 12 0 298.4 10 51 1.1230.310 15.3 57.9 0.7 6.5312.01832 1936
2013 Mar 13 0 314.0 3 32 10 1.1300.319 15.6 57.2 0.8 6.30 9.61832 1938
2013 Mar 14 0 32 32.6 5 58 49 1.1370.330 16.1 56.6 1.0 6.06 7.51832 1940
2013 Mar 15 0 33 38.1 8 20 18 1.1440.344 16.7 56.2 1.2 5.81 5.61833 1941

2013 Mar 16 0 34 24.4 10 36 22 1.1510.359 17.4 55.8 1.4 5.57 4.01833 1942
2013 Mar 17 0 34 54.9 12 46 58 1.1590.376 18.1 55.5 1.6 5.33 2.61833 1942
2013 Mar 18 0 35 12.7 14 52 12 1.1660.394 19.0 55.2 1.8 5.11 1.41834 1942
2013 Mar 19 0 35 20.2 16 52 18 1.1740.414 19.9 54.9 2.0 4.90 0.41834 1942
2013 Mar 20 0 35 19.6 18 47 31 1.1820.434 20.8 54.7 2.2 4.70 359.51834 1942

2013 Mar 21 0 35 12.5 20 389 1.1900.454 21.8 54.4 2.5 4.52 358.81835 1941
2013 Mar 22 0 350.4 22 24 31 1.1980.475 22.7 54.1 2.7 4.35 358.21835 1940
2013 Mar 23 0 34 44.3 246 55 1.2060.497 23.7 53.8 2.9 4.19 357.71835 1939
2013 Mar 24 0 34 25.2 25 45 37 1.2140.519 24.7 53.5 3.1 4.04 357.31836 1939
2013 Mar 25 0 343.8 27 20 55 1.2220.541 25.7 53.2 3.3 3.91 357.01836 1938

2013 Mar 26 0 33 40.6 28 535 1.2300.563 26.7 52.9 3.5 3.78 356.71837 1937
2013 Mar 27 0 33 16.0 30 22 19 1.2380.585 27.7 52.6 3.6 3.67 356.51837 1936
2013 Mar 28 0 32 50.5 31 48 52 1.2470.607 28.7 52.3 3.8 3.56 356.31837 1935
2013 Mar 29 0 32 24.3 33 12 55 1.2550.629 29.7 51.9 4.0 3.46 356.21838 1934
2013 Mar 30 0 31 57.6 34 34 40 1.2630.651 30.7 51.6 4.1 3.37 356.11838 1933

2013 Mar 31 0 31 30.6 35 54 16 1.2710.673 31.7 51.3 4.3 3.28 356.01838 1932

說明：

年、月、日預報日期，以當日香港時間晚上20時 (即是世界時12時)
赤經       曆元 2000年位置 (單位：時、分、秒 )
赤緯       曆元 2000年位置 (單位：度、分、秒 )
距地       彗星距離地球 (單位：天文單位)
距日       彗星距離太陽 (單位：天文單位)
離角       彗星離開太陽的角度 (單位：度)
Phase    太陽、彗星、地球之間夾角 (單位：度)
光度       彗星總光度 (單位：星等)
"/min    彗星在天區移動速度 (單位：每分鐘移動角秒)
PA       彗星移動天極方位角 (單位：度)

彗星軌道根數
T          通過近日點的日期時間 (動力時以年、月、日及日之小數表示)
q          近日點距離 (單位：天文單位)
e          軌道偏心率 (橢圓：0 < e < 1；拋物線：e = 1；雙曲線：1 < e)
Peri.    近日點幅角 (單位：度)
Node       升交點黃道經度 (單位：度)
Incl.    軌道傾斜角 (單位：度)

WCYue 發表於 2013-3-7 02:46:46

泛星彗星三月地平方位圖(日落後民用暮光時見於西方低空)

http://i.imgur.com/CI3rvwh.png
Credit:CalSky

WCYue 發表於 2013-3-9 04:52:36

泛星彗星3月10日香港時間上午11時40分過近日點。3月13日過地球平面後成為北半球彗星。

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