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Post Info TOPIC: Comet P/2009 L1 (LINEAR)
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Comet 221P/LINEAR
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Comet 221P/LINEAR is at Perihelion (1.758 AU) in the constellation Ophiuchus on the 12th July 2015

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 07 10    16 24 23.5 -06 55 54   0.8776  1.7584   136.2    23.6  16.7
2015 07 11    16 24 53.4 -06 52 46   0.8829  1.7583   135.4    23.9  16.7
2015 07 12    16 25 25.2 -06 49 56   0.8884  1.7583   134.6    24.3  16.7
2015 07 13    16 25 59.0 -06 47 24   0.8941  1.7584   133.8    24.6  16.7
2015 07 14    16 26 34.6 -06 45 09   0.8998  1.7584   133.1    25.0  16.7
2015 07 15    16 27 12.2 -06 43 11   0.9056  1.7586   132.3    25.3  16.7
2015 07 16    16 27 51.7 -06 41 30   0.9116  1.7588   131.5    25.6  16.8
2015 07 17    16 28 33.0 -06 40 05   0.9177  1.7590   130.8    25.9  16.8
2015 07 18    16 29 16.3 -06 38 56   0.9239  1.7593   130.1    26.2  16.8
2015 07 19    16 30 01.5 -06 38 02   0.9302  1.7596   129.3    26.5  16.8
2015 07 20    16 30 48.5 -06 37 24   0.9366  1.7600   128.6    26.8  16.8
2015 07 21    16 31 37.3 -06 37 00   0.9431  1.7604   127.9    27.1  16.8
2015 07 22    16 32 28.0 -06 36 51   0.9497  1.7608   127.2    27.4  16.8
2015 07 23    16 33 20.5 -06 36 56   0.9564  1.7613   126.5    27.6  16.9
2015 07 24    16 34 14.8 -06 37 14   0.9632  1.7619   125.8    27.9  16.9
2015 07 25    16 35 10.9 -06 37 44   0.9701  1.7625   125.1    28.1  16.9
2015 07 26    16 36 08.7 -06 38 28   0.9771  1.7632   124.4    28.4  16.9
2015 07 27    16 37 08.2 -06 39 23   0.9842  1.7639   123.8    28.6  16.9
2015 07 28    16 38 09.4 -06 40 31   0.9914  1.7646   123.1    28.8  16.9
2015 07 29    16 39 12.3 -06 41 49   0.9987  1.7654   122.4    29.0  17.0
2015 07 30    16 40 16.8 -06 43 19   1.0061  1.7662   121.8    29.2  17.0
2015 07 31    16 41 23.0 -06 44 58   1.0135  1.7671   121.2    29.4  17.0


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Comet 221P/LINEAR makes its closest approach to the Earth (0.784 AU) in the constellation Ophiuchus on the 7th June 2015 



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Comet 221P/LINEAR is at Opposition (0.795 AU) in the constellation Ophiuchus on the 28th May 2015

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 05 27    16 28 12.6 -14 13 06   0.7973  1.8062   172.2     4.4  16.6
2015 05 28    16 27 50.2 -13 58 34   0.7950  1.8042   172.2     4.4  16.6
2015 05 29    16 27 27.6 -13 44 05   0.7930  1.8022   172.1     4.4  16.6
2015 05 30    16 27 04.9 -13 29 40   0.7912  1.8002   171.8     4.6  16.5
2015 05 31    16 26 42.0 -13 15 20   0.7895  1.7983   171.4     4.8  16.5
2015 06 01    16 26 19.2 -13 01 06   0.7881  1.7965   170.9     5.1  16.5
2015 06 02    16 25 56.5 -12 46 58   0.7869  1.7946   170.3     5.5  16.5
2015 06 03    16 25 34.0 -12 32 58   0.7859  1.7928   169.6     5.9  16.5
2015 06 04    16 25 11.7 -12 19 06   0.7851  1.7911   168.8     6.3  16.5
2015 06 05    16 24 49.8 -12 05 23   0.7846  1.7894   168.0     6.7  16.5
2015 06 06    16 24 28.3 -11 51 51   0.7842  1.7878   167.2     7.2  16.5
2015 06 07    16 24 07.2 -11 38 29   0.7840  1.7862   166.3     7.7  16.5
2015 06 08    16 23 46.8 -11 25 19   0.7840  1.7846   165.4     8.2  16.5
2015 06 09    16 23 27.0 -11 12 21   0.7842  1.7831   164.5     8.8  16.5
2015 06 10    16 23 07.9 -10 59 36   0.7846  1.7816   163.6     9.3  16.5


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Comet 221P/LINEAR is at Opposition (2.993 AU) on the 5th February 2014



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Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 02 05    08 58 20.5 +01 22 57   2.9931  3.9531   164.8     3.7  22.9
2014 02 06    08 57 34.3 +01 25 58   2.9891  3.9493   164.9     3.7  22.8
2014 02 07    08 56 48.0 +01 29 06   2.9854  3.9455   164.8     3.8  22.8
2014 02 08    08 56 01.8 +01 32 19   2.9821  3.9417   164.6     3.8  22.8
2014 02 09    08 55 15.7 +01 35 36   2.9790  3.9378   164.3     3.9  22.8
2014 02 10    08 54 29.7 +01 38 59   2.9763  3.9340   163.9     4.0  22.8
2014 02 11    08 53 43.8 +01 42 27   2.9739  3.9302   163.5     4.1  22.8
2014 02 12    08 52 58.1 +01 46 00   2.9717  3.9263   163.0     4.2  22.8
2014 02 13    08 52 12.7 +01 49 37   2.9699  3.9225   162.4     4.4  22.8
2014 02 14    08 51 27.5 +01 53 18   2.9684  3.9186   161.8     4.5  22.8
2014 02 15    08 50 42.6 +01 57 04   2.9672  3.9147   161.1     4.7  22.8
2014 02 16    08 49 58.0 +02 00 54   2.9663  3.9108   160.4     4.9  22.8
2014 02 17    08 49 13.7 +02 04 47   2.9657  3.9070   159.6     5.1  22.8
2014 02 18    08 48 29.9 +02 08 45   2.9654  3.9031   158.8     5.3  22.8
2014 02 19    08 47 46.5 +02 12 45   2.9653  3.8992   157.9     5.5  22.8
2014 02 20    08 47 03.6 +02 16 49   2.9656  3.8953   157.1     5.7  22.8


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Posts: 131433
Date:
Comet 221P/2009 L1 (LINEAR)
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Recovery of Comet P/2002 JN16.

IAUC 9051 (Subscription)

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Blobrana


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Posts: 131433
Date:
Comet P/2009 L1 (LINEAR)
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Recovery of the comet P/2002 JN16 (LINEAR) = COMET P/2009 L1 (LINEAR) by Leonid Elenin (Tzec Maun observatory), working for the ROCOT (Recovery off periOdic COmeTs) project, on the 1st June, 2009.

Comet P/2002 JN16 (LINEAR) was first discovered on the 9th May, 2002 by the LINEAR monitoring telescope. The comet had a perihelion passage in  July 2002, and had last been observed on the 1st September, 2002.

The orbital elements of the comet indicate a perihelion passage on the 24th January, 2009 at a distance of 1.78 AU from the Sun, and a 6.49 year orbital  period.

Oribital Elements
P/2009 L1 (LINEAR)
Epoch 2009 Jan. 9.0 TT = JDT 2454840.5
T 2009 Jan. 24.8888 TT                                  MPC
q   1.783698             (2000.0)            P               Q
n   0.1519004      Peri.   39.6967      -0.0143933      +0.9883167
a   3.478806       Node   230.0338      -0.9603211      -0.0559338
e   0.487267       Incl.   11.4186      -0.2785251      +0.1417800
P   6.49

Ephemeris

CBET 1831 (Subscription)

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