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TOPIC: COMET P/2008 X4
Blobrana


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Comet 210P/Christensen
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Comet 210P/Christensen is at Opposition (2.356 AU) in the constellation Libra on the 10th May 2015

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 05 10    15 15 42.7 -07 17 18   2.3556  3.3535   169.6     3.1  20.6
2015 05 11    15 14 33.2 -07 14 07   2.3632  3.3611   169.5     3.1  20.6
2015 05 12    15 13 24.1 -07 11 01   2.3710  3.3686   169.2     3.2  20.6
2015 05 13    15 12 15.6 -07 08 01   2.3792  3.3761   168.9     3.3  20.7
2015 05 14    15 11 07.5 -07 05 06   2.3877  3.3837   168.4     3.4  20.7
2015 05 15    15 10 00.0 -07 02 16   2.3965  3.3912   167.8     3.6  20.7
2015 05 16    15 08 53.1 -06 59 31   2.4057  3.3986   167.1     3.8  20.7
2015 05 17    15 07 46.9 -06 56 53   2.4152  3.4061   166.3     4.0  20.7
2015 05 18    15 06 41.3 -06 54 20   2.4249  3.4136   165.5     4.2  20.8
2015 05 19    15 05 36.5 -06 51 53   2.4350  3.4210   164.6     4.5  20.8
2015 05 20    15 04 32.5 -06 49 32   2.4454  3.4284   163.7     4.7  20.8
2015 05 21    15 03 29.4 -06 47 17   2.4561  3.4358   162.8     5.0  20.8
2015 05 22    15 02 27.1 -06 45 09   2.4671  3.4432   161.8     5.3  20.8
2015 05 23    15 01 25.6 -06 43 06   2.4784  3.4505   160.8     5.5  20.8
2015 05 24    15 00 25.2 -06 41 10   2.4900  3.4579   159.8     5.8  20.9
2015 05 25    14 59 25.7 -06 39 20   2.5019  3.4652   158.7     6.1  20.9
2015 05 26    14 58 27.1 -06 37 37   2.5141  3.4725   157.7     6.4  20.9
2015 05 27    14 57 29.6 -06 36 00   2.5266  3.4798   156.6     6.6  20.9
2015 05 28    14 56 33.2 -06 34 29   2.5393  3.4870   155.6     6.9  20.9
2015 05 29    14 55 37.8 -06 33 05   2.5523  3.4943   154.5     7.2  21.0
2015 05 30    14 54 43.5 -06 31 48   2.5657  3.5015   153.4     7.4  21.0
2015 05 31    14 53 50.4 -06 30 36   2.5792  3.5087   152.3     7.7  21.0


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Comet 210P/Christensen makes its closest approach to the Earth (2.269 AU) in the constellation Libra on the 16th April 2015 

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 04 15    15 44 25.9 -08 55 41   2.2688  3.1578   147.0    10.0  20.3
2015 04 16    15 43 22.9 -08 51 22   2.2687  3.1659   148.2     9.6  20.3
2015 04 17    15 42 19.0 -08 47 03   2.2689  3.1739   149.4     9.3  20.3
2015 04 18    15 41 14.2 -08 42 45   2.2693  3.1820   150.5     8.9  20.3
2015 04 19    15 40 08.6 -08 38 27   2.2700  3.1900   151.7     8.6  20.3
2015 04 20    15 39 02.3 -08 34 11   2.2711  3.1980   152.9     8.2  20.3
2015 04 21    15 37 55.2 -08 29 56   2.2724  3.2059   154.0     7.9  20.3
2015 04 22    15 36 47.6 -08 25 42   2.2740  3.2139   155.2     7.5  20.4
2015 04 23    15 35 39.3 -08 21 30   2.2759  3.2218   156.3     7.2  20.4
2015 04 24    15 34 30.5 -08 17 19   2.2781  3.2297   157.4     6.9  20.4
2015 04 25    15 33 21.3 -08 13 11   2.2806  3.2376   158.5     6.5  20.4
2015 04 26    15 32 11.6 -08 09 05   2.2834  3.2454   159.6     6.2  20.4
2015 04 27    15 31 01.6 -08 05 01   2.2865  3.2533   160.7     5.9  20.4
2015 04 28    15 29 51.2 -08 01 00   2.2899  3.2611   161.7     5.6  20.4
2015 04 29    15 28 40.6 -07 57 02   2.2936  3.2689   162.8     5.2  20.4
2015 04 30    15 27 29.8 -07 53 06   2.2977  3.2767   163.7     4.9  20.5


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Comet 210P/Christensen is at Opposition (2.055 AU) on the 5th October 2014 

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2014 10 04    12 18 43.1 +03 43 11   2.0409  1.0660     9.3     8.7  15.3
2014 10 05    12 21 58.2 +03 25 07   2.0545  1.0804     9.4     8.7  15.4
2014 10 06    12 25 10.5 +03 07 17   2.0681  1.0948     9.6     8.7  15.5
2014 10 07    12 28 20.2 +02 49 39   2.0816  1.1091     9.7     8.7  15.5
2014 10 08    12 31 27.3 +02 32 14   2.0949  1.1235     9.9     8.8  15.6
2014 10 09    12 34 31.9 +02 15 02   2.1083  1.1378    10.0     8.8  15.7
2014 10 10    12 37 34.0 +01 58 02   2.1215  1.1521    10.2     8.8  15.7
2014 10 11    12 40 33.8 +01 41 16   2.1346  1.1663    10.4     8.9  15.8
2014 10 12    12 43 31.3 +01 24 42   2.1476  1.1805    10.5     8.9  15.9
2014 10 13    12 46 26.5 +01 08 20   2.1605  1.1947    10.7     8.9  15.9
2014 10 14    12 49 19.5 +00 52 12   2.1734  1.2088    10.9     9.0  16.0
2014 10 15    12 52 10.4 +00 36 16   2.1861  1.2229    11.1     9.1  16.1
2014 10 16    12 54 59.3 +00 20 33   2.1987  1.2369    11.4     9.1  16.1
2014 10 17    12 57 46.1 +00 05 02   2.2112  1.2510    11.6     9.2  16.2
2014 10 18    13 00 30.9 -00 10 16   2.2236  1.2649    11.8     9.3  16.3
2014 10 19    13 03 13.8 -00 25 21   2.2359  1.2788    12.1     9.4  16.3
2014 10 20    13 05 54.9 -00 40 15   2.2480  1.2927    12.3     9.5  16.4


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Blobrana


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RE: COMET P/2008 X4
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Comet 210P/Christensen is at Perihelion (0.531 AU) on the 17th August 2014

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 08 17    08 18 43.1 +18 32 31   1.3289  0.5313    21.2    43.6  11.4
2014 08 18    08 25 45.1 +18 23 58   1.3443  0.5316    20.5    41.8  11.4
2014 08 19    08 32 43.1 +18 14 22   1.3598  0.5327    19.8    40.1  11.4
2014 08 20    08 39 36.8 +18 03 44   1.3753  0.5346    19.1    38.4  11.5
2014 08 21    08 46 25.9 +17 52 07   1.3908  0.5375    18.5    36.6  11.5
2014 08 22    08 53 10.2 +17 39 34   1.4064  0.5411    17.8    34.9  11.6
2014 08 23    08 59 49.4 +17 26 07   1.4220  0.5456    17.2    33.3  11.6
2014 08 24    09 06 23.4 +17 11 49   1.4376  0.5508    16.6    31.7  11.7
2014 08 25    09 12 52.0 +16 56 43   1.4531  0.5568    16.0    30.1  11.8
2014 08 26    09 19 15.0 +16 40 53   1.4687  0.5635    15.5    28.6  11.8
2014 08 27    09 25 32.2 +16 24 21   1.4842  0.5709    14.9    27.2  11.9
2014 08 28    09 31 43.5 +16 07 10   1.4996  0.5789    14.4    25.8  12.0
2014 08 29    09 37 48.9 +15 49 25   1.5150  0.5875    13.9    24.5  12.1
2014 08 30    09 43 48.3 +15 31 07   1.5304  0.5967    13.5    23.2  12.2
2014 08 31    09 49 41.7 +15 12 20   1.5457  0.6064    13.0    22.0  12.3


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Blobrana


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Posts: 131433
Date:
Comet 210P/Christensen
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Comet 210P/Christensen makes its closest approach to the Earth (1.044 AU) on the 17th July 2014

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 07 16    04 20 29.5 +13 07 28   1.0441  0.8417    48.2    64.2  12.8
2014 07 17    04 27 40.9 +13 32 43   1.0439  0.8275    47.3    64.6  12.8
2014 07 18    04 34 56.0 +13 57 21   1.0444  0.8134    46.5    64.9  12.7
2014 07 19    04 42 14.6 +14 21 18   1.0455  0.7993    45.6    65.3  12.6
2014 07 20    04 49 36.3 +14 44 32   1.0473  0.7853    44.7    65.5  12.6
2014 07 21    04 57 00.9 +15 06 59   1.0498  0.7715    43.8    65.8  12.5
2014 07 22    05 04 28.0 +15 28 37   1.0529  0.7578    42.9    65.9  12.4
2014 07 23    05 11 57.4 +15 49 23   1.0567  0.7442    42.0    66.1  12.3
2014 07 24    05 19 28.7 +16 09 15   1.0611  0.7308    41.1    66.1  12.3
2014 07 25    05 27 01.6 +16 28 09   1.0662  0.7176    40.2    66.1  12.2
2014 07 26    05 34 35.8 +16 46 03   1.0719  0.7046    39.3    66.0  12.1
2014 07 27    05 42 11.0 +17 02 57   1.0783  0.6918    38.4    65.9  12.1
2014 07 28    05 49 47.0 +17 18 47   1.0853  0.6793    37.5    65.6  12.0
2014 07 29    05 57 23.5 +17 33 33   1.0929  0.6671    36.7    65.3  11.9
2014 07 30    06 05 00.2 +17 47 13   1.1011  0.6551    35.8    65.0  11.9
2014 07 31    06 12 36.8 +17 59 45   1.1099  0.6435    34.9    64.5  11.8
2014 08 01    06 20 13.3 +18 11 09   1.1193  0.6323    34.0    63.9  11.8
2014 08 02    06 27 49.2 +18 21 23   1.1292  0.6214    33.2    63.3  11.7
2014 08 03    06 35 24.5 +18 30 28   1.1397  0.6110    32.3    62.5  11.6
2014 08 04    06 42 58.9 +18 38 22   1.1507  0.6011    31.4    61.7  11.6
2014 08 05    06 50 32.3 +18 45 04   1.1622  0.5917    30.6    60.8  11.5
2014 08 06    06 58 04.4 +18 50 35   1.1741  0.5828    29.8    59.8  11.5
2014 08 07    07 05 35.1 +18 54 54   1.1866  0.5745    28.9    58.6  11.5
2014 08 08    07 13 04.3 +18 58 01   1.1994  0.5668    28.1    57.4  11.4
2014 08 09    07 20 31.6 +18 59 55   1.2126  0.5598    27.3    56.2  11.4
2014 08 10    07 27 57.1 +19 00 38   1.2262  0.5535    26.5    54.8  11.4
2014 08 11    07 35 20.4 +19 00 08   1.2402  0.5479    25.7    53.4  11.4
2014 08 12    07 42 41.3 +18 58 27   1.2544  0.5431    24.9    51.9  11.3
2014 08 13    07 49 59.7 +18 55 34   1.2689  0.5390    24.2    50.3  11.3
2014 08 14    07 57 15.3 +18 51 31   1.2836  0.5358    23.4    48.7  11.3
2014 08 15    08 04 27.9 +18 46 19   1.2986  0.5335    22.7    47.0  11.3
2014 08 16    08 11 37.2 +18 39 58   1.3137  0.5320    21.9    45.3  11.4


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Blobrana


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Date:
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Comet 210P/Christensen is at Opposition (3.266 AU) on the 3rd July, 2013.



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Blobrana


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Posts: 131433
Date:
RE: COMET P/2008 X4
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Comet P/2003 K2 = 2008 X4 (Christensen)

Orbital elements:
    P/2003 K2 = 2008 X4 (Christensen)
Epoch 2003 Mar. 22.0 TT = JDT 2452720.5
T 2003 Apr. 7.84303 TT                                  MPC
q   0.5488815            (2000.0)            P               Q
n   0.17241115     Peri.  345.48111     +0.17996454     -0.96786591
a   3.1971216      Node    93.92358     +0.91914962     +0.10185538
e   0.8283201      Incl.   10.13974     +0.35039511     +0.22991534
P   5.72
MPEC 2009 -A01

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Blobrana


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Posts: 131433
Date:
Comet P/2008 X4 (Christensen)
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É o primeiro regresso de um novo e brilhante cometa periódico descoberto pela SOHO em 2003, agora redescoberto pela STEREO-B. O seu brilho tem vindo a aumentar muito rapidamente desde Setembro, mas não tinha sido observado até agora. Agora está perto demais do Sol, por isso impossível de ser visto.
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Blobrana


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Posts: 131433
Date:
RE: COMET P/2008 X4
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Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag  
2008 12 10    19 24.99   -29 28.4    0.576    0.575    31.2   117.6   9.9

2009 01 09    16 36.77   -12 36.8    0.511    0.679    40.2   110.7  10.4
2009 01 14    16 25.46   -10 29.1    0.552    0.743    48.5    97.8  10.9
2009 01 19    16 18.63   -08 52.4    0.591    0.812    55.5    87.6  11.5
2009 01 24    16 14.40   -07 35.7    0.626    0.882    61.8    79.5  11.9
2009 01 29    16 11.49   -06 30.7    0.657    0.954    67.7    72.7  12.4


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Blobrana


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Posts: 131433
Date:
Comet P/2003 K2 (Christensen)
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31594272.5cad23.gif
Expand (98kb, 560 x 560)
Credit NASA/SOHO

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