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Old 23-08-2011, 07:22 PM
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mithrandir (Andrew)
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Join Date: Jan 2009
Location: Glenhaven
Posts: 4,161
Quote:
Originally Posted by gregbradley View Post
I was hoping to image these comets tonight.

Does anyone know their current locations?
As long as you load a current ephemeris Stellarium or CdC or C2A or TheSky will all tell you.

http://ssd.jpl.nasa.gov/horizons.cgi

Code:
Ephemeris Type :      OBSERVER
Target Body :      Comet C/2010 X1 (Elenin)
Observer Location :      Sydney Australia ( 151°16'59.9''E, 33°54'59.8''S )
Time Span :      discrete time(s)=2011-08-23
Table Settings :      QUANTITIES=1-4,8-10,19,20,23,24,27,33
Display/Output :      plain text
*******************************************************************************************************************************************************************************************************************************************************************
 Date__(UT)__HR:MN:SC.fff     R.A._(ICRF/J2000.0)_DEC R.A.__(a-apparent)__DEC dRA*cosD d(DEC)/dt Azi_(a-appr)_Elev a-mass  T-mag  N-mag   Illu%               r        rdot            delta      deldot    S-O-T /r    S-T-O   PsAng   PsAMV     GlxLon     GlxLat
*******************************************************************************************************************************************************************************************************************************************************************
$$SOE
 2011-Aug-23 00:00:00.000 *m  12 13 01.77 -02 31 50.9 12 13 37.67 -02 35 44.3 89.84496  -36.9889  75.2075  25.1442  2.340   8.73  14.93  74.536  0.659480026202 -26.8728057 1.15578757544928 -35.7449139  34.6257 /T  60.6167 114.894 120.232 284.085335  58.929529
$$EOE
*******************************************************************************************************************************************************************************************************************************************************************
Ephemeris Type :      OBSERVER
Target Body :      Comet C/2009 P1 (Garradd)
Observer Location :      Sydney Australia ( 151°16'59.9''E, 33°54'59.8''S )
Time Span :      discrete time(s)=2011-08-23
Table Settings :      QUANTITIES=1-4,8-10,19,20,23,24,27,33
Display/Output :      plain text

*******************************************************************************************************************************************************************************************************************************************************************
 Date__(UT)__HR:MN:SC.fff     R.A._(ICRF/J2000.0)_DEC R.A.__(a-apparent)__DEC dRA*cosD d(DEC)/dt Azi_(a-appr)_Elev a-mass  T-mag  N-mag   Illu%               r        rdot            delta      deldot    S-O-T /r    S-T-O   PsAng   PsAMV     GlxLon     GlxLat
*******************************************************************************************************************************************************************************************************************************************************************
$$SOE
 2011-Aug-23 00:00:00.000 *m  20 10 22.30 +18 18 12.5 20 10 55.92 +18 20 32.6 -148.023  26.99557 181.7881 -74.4192   n.a.   9.58  12.10  97.742  2.250992959503 -15.6705534 1.39059639040390  -0.0785033 138.6158 /T  17.2839 134.278 141.190  58.406436  -8.171676
$$EOE
*******************************************************************************************************************************************************************************************************************************************************************
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