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Home -> Astronomy News -> Solar System -> Comet 88P/Howell
Post Info TOPIC: Comet 88P/Howell
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RE: Comet 88P/Howell
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Comet 88P/Howell is at Perihelion (1.359 AU) in the constellation Capricornus on the 6th April 2015 

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Nag
2015 04 05    21 54 52.1 -15 35 48   1.7808  1.3587    49.2    33.9  14.2
2015 04 06    21 58 16.5 -15 19 46   1.7782  1.3586    49.4    34.0  14.2
2015 04 07    22 01 40.0 -15 03 37   1.7757  1.3586    49.5    34.1  14.2
2015 04 08    22 05 02.5 -14 47 19   1.7733  1.3587    49.6    34.1  14.2
2015 04 09    22 08 24.1 -14 30 54   1.7709  1.3589    49.7    34.2  14.2
2015 04 10    22 11 44.7 -14 14 22   1.7686  1.3592    49.9    34.3  14.2
2015 04 11    22 15 04.3 -13 57 43   1.7664  1.3596    50.0    34.4  14.2
2015 04 12    22 18 23.0 -13 40 58   1.7643  1.3601    50.1    34.4  14.2
2015 04 13    22 21 40.7 -13 24 06   1.7622  1.3606    50.3    34.5  14.2
2015 04 14    22 24 57.4 -13 07 09   1.7602  1.3613    50.4    34.6  14.2
2015 04 15    22 28 13.1 -12 50 07   1.7582  1.3620    50.5    34.6  14.2
2015 04 16    22 31 27.8 -12 33 00   1.7563  1.3629    50.7    34.7  14.2
2015 04 17    22 34 41.4 -12 15 49   1.7545  1.3638    50.8    34.8  14.2
2015 04 18    22 37 54.1 -11 58 34   1.7527  1.3648    50.9    34.8  14.2
2015 04 19    22 41 05.7 -11 41 16   1.7510  1.3659    51.1    34.9  14.2
2015 04 20    22 44 16.2 -11 23 54   1.7493  1.3671    51.2    35.0  14.3
2015 04 21    22 47 25.7 -11 06 30   1.7477  1.3684    51.4    35.0  14.3
2015 04 22    22 50 34.2 -10 49 03   1.7461  1.3697    51.5    35.1  14.3
2015 04 23    22 53 41.6 -10 31 34   1.7446  1.3712    51.7    35.1  14.3
2015 04 24    22 56 47.9 -10 14 04   1.7431  1.3727    51.9    35.2  14.3
2015 04 25    22 59 53.2 -09 56 32   1.7417  1.3743    52.0    35.2  14.3
2015 04 26    23 02 57.4 -09 39 00   1.7403  1.3760    52.2    35.3  14.3
2015 04 27    23 06 00.6 -09 21 26   1.7389  1.3778    52.3    35.3  14.3
2015 04 28    23 09 02.7 -09 03 53   1.7376  1.3797    52.5    35.4  14.3
2015 04 29    23 12 03.8 -08 46 19   1.7364  1.3816    52.7    35.4  14.3
2015 04 30    23 15 03.8 -08 28 46   1.7351  1.3837    52.9    35.5  14.3


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Comet 88P/Howell will pass Messier 75 in Sagittarius on the 5th March 2015.

88pHowell 


Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 03 01    19 48 10.0 -22 40 20   1.9297  1.4160    45.1    29.7  14.7
2015 03 02    19 51 54.3 -22 32 54   1.9237  1.4129    45.2    29.8  14.7
2015 03 03    19 55 38.6 -22 25 09   1.9178  1.4100    45.3    30.0  14.7
2015 03 04    19 59 22.7 -22 17 05   1.9120  1.4071    45.5    30.1  14.6
2015 03 05    20 03 06.7 -22 08 42   1.9064  1.4043    45.6    30.3  14.6
2015 03 06    20 06 50.4 -22 00 00   1.9008  1.4016    45.7    30.4  14.6
2015 03 07    20 10 34.0 -21 51 00   1.8954  1.3989    45.8    30.6  14.6
2015 03 08    20 14 17.3 -21 41 42   1.8900  1.3964    46.0    30.7  14.6
2015 03 09    20 18 00.3 -21 32 06   1.8848  1.3939    46.1    30.9  14.5
2015 03 10    20 21 43.1 -21 22 12   1.8797  1.3915    46.2    31.0  14.5
2015 03 11    20 25 25.4 -21 12 00   1.8746  1.3892    46.3    31.1  14.5
2015 03 12    20 29 07.5 -21 01 31   1.8697  1.3869    46.5    31.3  14.5
2015 03 13    20 32 49.1 -20 50 44   1.8649  1.3847    46.6    31.4  14.5
2015 03 14    20 36 30.2 -20 39 41   1.8602  1.3827    46.7    31.5  14.5
2015 03 15    20 40 11.0 -20 28 20   1.8556  1.3807    46.8    31.7  14.4
2015 03 16    20 43 51.2 -20 16 44   1.8511  1.3787    46.9    31.8  14.4
2015 03 17    20 47 30.9 -20 04 51   1.8466  1.3769    47.0    31.9  14.4
2015 03 18    20 51 10.0 -19 52 43   1.8423  1.3752    47.2    32.0  14.4
2015 03 19    20 54 48.6 -19 40 19   1.8381  1.3735    47.3    32.2  14.4
2015 03 20    20 58 26.5 -19 27 40   1.8340  1.3719    47.4    32.3  14.4
2015 03 21    21 02 03.8 -19 14 47   1.8300  1.3704    47.5    32.4  14.4
2015 03 22    21 05 40.5 -19 01 38   1.8260  1.3690    47.6    32.5  14.4
2015 03 23    21 09 16.4 -18 48 16   1.8222  1.3677    47.7    32.6  14.3
2015 03 24    21 12 51.6 -18 34 40   1.8185  1.3665    47.8    32.7  14.3
2015 03 25    21 16 26.1 -18 20 51   1.8148  1.3653    48.0    32.8  14.3
2015 03 26    21 19 59.9 -18 06 48   1.8113  1.3643    48.1    32.9  14.3
2015 03 27    21 23 32.9 -17 52 33   1.8078  1.3633    48.2    33.1  14.3
2015 03 28    21 27 05.0 -17 38 05   1.8045  1.3625    48.3    33.2  14.3
2015 03 29    21 30 36.4 -17 23 26   1.8012  1.3617    48.4    33.3  14.3
2015 03 30    21 34 07.0 -17 08 35   1.7980  1.3610    48.5    33.3  14.3
2015 03 31    21 37 36.7 -16 53 33   1.7950  1.3604    48.6    33.4  14.3


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Comet 88P/Howell is at Opposition (2.545 AU) on the 26th February 2014

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 02 25    10 47 38.6 +14 07 24   2.5509  3.5365   173.7     1.7
2014 02 26    10 46 46.0 +14 12 46   2.5457  3.5318   174.0     1.7
2014 02 27    10 45 53.1 +14 18 06   2.5408  3.5271   174.0     1.7
2014 02 28    10 44 59.9 +14 23 25   2.5361  3.5224   173.7     1.8


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Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag    
2009 12 05    20 19.05   -23 02.7    1.930    1.483    49.0    30.1  15.0  
2009 12 10    20 36.55   -22 00.1    1.972    1.505    48.1    29.1  15.1  
2009 12 15    20 53.53   -20 52.2    2.017    1.528    47.1    28.2  15.3  
2009 12 20    21 09.99   -19 39.7    2.064    1.552    46.1    27.2  15.4  
2009 12 25    21 25.91   -18 23.6    2.112    1.577    44.9    26.1  15.6  
2009 12 30    21 41.32   -17 04.7    2.163    1.604    43.7    25.1  15.8


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Comet 88P/Howell

Magnitude: 8.9
Distance to Sun: 1.37 AU 
Distance to Earth: 1.69 AU 

RA=17h45m16  Dec=-26°39.5' (J2000) 



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88P/Howell is a periodic comet in our solar system.

Source

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Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag   
2009 11 05    18 25.46   -26 41.1    1.732    1.388    53.2    34.9  14.3  
2009 11 10    18 45.07   -26 26.9    1.759    1.399    52.6    34.2  14.4 
2009 11 15    19 04.53   -26 03.1    1.788    1.412    51.9    33.5  14.5  
2009 11 20    19 23.74   -25 30.1    1.820    1.427    51.3    32.7  14.6 
2009 11 25    19 42.60   -24 48.5    1.854    1.444    50.6    31.9  14.7  
2009 11 30    20 01.06   -23 59.1    1.891    1.463    49.8    31.0  14.9


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Orbital Elements
88P/Howell
Epoch 2009 Oct. 16.0 TT = JDT 2455120.5
T 2009 Oct. 12.4693 TT                                  MPC
q   1.363486             (2000.0)            P               Q
n   0.1794476      Peri.  235.9623      +0.3841862      +0.9210419
a   3.112989       Node    56.7567      -0.8198930      +0.3721759
e   0.562001       Incl.    4.3817      -0.4244720      +0.1147476
P   5.49

Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag    
2009 10 06    16 30.25   -24 44.0    1.622    1.365    57.0    37.9  14.1
2009 10 11    16 48.64   -25 25.9    1.636    1.364    56.3    37.5  14.1
2009 10 16    17 07.48   -25 59.7    1.651    1.364    55.6    37.1  14.1
2009 10 21    17 26.68   -26 24.5    1.668    1.367    55.0    36.6  14.1
2009 10 26    17 46.15   -26 39.9    1.687    1.372    54.4    36.1  14.2
2009 10 31    18 05.78   -26 45.4    1.708    1.379    53.8    35.5  14.3

Comet 88P/Howell  is in the constellation Scorpius, near to M4 and NGC 6144.

88P-2009-10-6-18h50b.gif
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