"Pseudo-MPEC" for Jupiter XVIII

Created Tue Feb 03 14:50:01 2004 using Find_Orb


 Astrometry 
 Observing stations 
 Orbital elements 
 Residuals 
 Ephemeris 

Astrometry:
J018S         C1975 09 30.31250 01 20 02.93 +07 18 35.8                      675
J018S         C1975 10  1.31736 01 19 37.00 +07 15 45.2                      675
J018S         C1975 10  2.39444 01 19 09.27 +07 12 41.0                      675
J018S         C1975 10  6.26834 01 17 30.58 +07 01 02.2                      695
J018S         C1975 10  6.33287 01 17 28.91 +07 00 50.0                      695
J018S         C2000 08  6.56371 04 20 23.30 +20 57 04.1          20.5 R      568
J018S         C2000 08  6.58904 04 20 24.14 +20 57 07.6          20.4 R      568
J018S         C2000 08  6.60282 04 20 24.60 +20 57 09.3          20.5 R      568
J018S         C2000 11 21.50367 04 23 35.29 +20 41 36.5          21.5 R      568
J018S         C2000 11 21.53490 04 23 34.06 +20 41 36.2          21.5 R      568
J018S         C2000 11 21.56132 04 23 33.00 +20 41 35.9          21.5 R      568
J018S         C2000 11 22.28860 04 23 05.01 +20 41 32.7          21.5 R      568
J018S         C2000 11 22.31230 04 23 04.09 +20 41 33.0          21.5 R      568
J018S         C2000 11 22.31547 04 23 03.92 +20 41 32.6          21.5 R      568
J018S         C2000 11 22.31880 04 23 03.80 +20 41 32.8          21.5 R      568
J018S         C2000 11 22.32216 04 23 03.69 +20 41 32.8          21.5 R      568
J018S         C2000 11 23.26817 04 22 26.55 +20 41 26.9               R      568
J018S         C2000 11 23.27095 04 22 26.44 +20 41 27.0                      568
J018S         C2000 11 25.46439 04 20 59.01 +20 41 09.0                      568
J018S         C2000 11 25.46780 04 20 58.90 +20 41 09.2                      568
J018S         C2000 11 25.47147 04 20 58.72 +20 41 09.3                      568
J018S         C2000 11 25.52757 04 20 56.43 +20 41 08.6                      568
J018S         C2000 11 25.53045 04 20 56.31 +20 41 08.6                      568
J018S         C2000 11 28.52712 04 18 55.02 +20 40 29.7               R      568
J018S         C2000 11 28.52991 04 18 54.89 +20 40 29.3               R      568
J018S         C2001 01 21.14006 03 54 24.58 +19 55 52.0                      696
J018S         C2001 01 21.20689 03 54 24.39 +19 55 48.0                      696
J018S         C2001 01 21.29002 03 54 24.15 +19 55 43.2                      696
J018S         C2001 02 14.85163 03 59 19.18 +19 43 58.7                      950
J018S         C2001 02 14.85869 03 59 19.34 +19 43 58.8                      950
J018S         C2001 02 14.86515 03 59 19.50 +19 43 59.0                      950
J018S         C2002 02 11.07577 06 24 59.84 +23 49 28.5                      304
J018S         C2002 02 11.10006 06 24 59.31 +23 49 27.8                      304
J018S         C2002 02 11.12325 06 24 58.81 +23 49 27.0                      304
J018S         C2002 02 12.12163 06 24 39.19 +23 48 50.5                      304

Station data:
(304) Las Campanas Observatory (S29.0036 W70.7020).   Observers M. Holman, D.
    Trilling, W. Fraser.  Measurer M. Holman.  6.5-m Clay reflector + CCD.
(568) Mauna Kea (N19.8262 W155.4722).   Observer JJ Kavelaars.  CFHT 3.6m +
    CCD.
(675) Palomar Mountain (N33.3561 W116.8640).
(695) Kitt Peak (N31.9588 W111.5947).   Observers J. Kavelaars, M. Holman,
    J-M. Petit, B. Gladman.  Measurer B. Gladman.  CFHT 3.5-m + CCD.
(696) Whipple Observatory, Mt. Hopkins (N31.6890 W110.8846).
(950) La Palma (N28.7603 W17.8824).

Orbital elements:
Jupiter XVIII
   Perijove 2003 Dec 27.593031 TT
Epoch 2003 Dec 27.0 TT = JDT 2453000.5                  Find_Orb
M 358.35596              (2000.0)            P               Q
n   2.77225939     Peri.  240.57373      0.25710736     -0.93618725     
a   0.0494177      Node   199.65650      0.92650426      0.16828146     
e   0.1966074      Incl.   45.44222     -0.27474652     -0.30860132     
P 129.86d          H   14.2           G   0.15      q 0.0397019
From 35 observations 1975 Sep. 30-2002 Feb. 12;   RMS error 0.596 arcseconds

Residuals in arcseconds:
750930 675  .61-  .52+    001122 568  1.2+  .34+    001128 568  1.2-  .35-    
751001 675  .46-  .68-    001122 568  .61+  .05-    010121 696  .19+  .36+    
751002 675  .42+  .58+    001122 568  .78+  .15+    010121 696  .23+  .12+    
751006 695  .06+  .02+    001122 568  1.1+  .16+    010121 696  .07-  .12+    
751006 695  .18+  .17-    001123 568  .20+  .15-    010214 950  .29+  .37+    
000806 568  .52-  .28-    001123 568  .22+  .04-    010214 950  .17+  .37+    
000806 568  .53-  .21+    001125 568  .33-  .22-    010214 950  .25+  .47+    
000806 568  .48-  .28+    001125 568  .08+  .02+    020211 304  .08+  .08+    
001121 568  .33+  .14+    001125 568  .33-  .16+    020211 304  .17-  .24+    
001121 568  .39+  .02+    001125 568  .22-  .14+    020211 304  .35-  .27+    
001121 568  .14+  .11-    001125 568  .25-  .17+    020212 304  .08+  .32+    
001122 568  .97+  .01+    001128 568  .99-  .00     

Ephemerides:
Da Mon Year   RA              Dec         delta   r     elong mag
-- --- ----  ------------   ------------  ------ ------ ----- ---
 2 Feb 2004  11 17 34.328   +06 02 00.06  4.6195 5.4519 144.5 21.7
 7 Feb 2004  11 16 21.365   +06 17 16.52  4.5730 5.4490 149.9 21.6
12 Feb 2004  11 14 51.402   +06 34 02.79  4.5314 5.4446 155.4 21.6
17 Feb 2004  11 13 05.284   +06 51 57.18  4.4954 5.4390 161.0 21.5
22 Feb 2004  11 11 04.423   +07 10 36.41  4.4657 5.4325 166.6 21.4
27 Feb 2004  11 08 50.783   +07 29 35.37  4.4429 5.4254 172.1 21.4
 3 Mar 2004  11 06 26.661   +07 48 28.43  4.4276 5.4180 177.2 21.4
 8 Mar 2004  11 03 54.561   +08 06 50.48  4.4200 5.4104 175.7 21.4
13 Mar 2004  11 01 17.145   +08 24 17.38  4.4206 5.4030 170.3 21.4
18 Mar 2004  10 58 37.305   +08 40 25.74  4.4296 5.3962 164.7 21.4
23 Mar 2004  10 55 58.233   +08 54 52.61  4.4471 5.3901 159.1 21.5
28 Mar 2004  10 53 23.278   +09 07 16.94  4.4734 5.3851 153.5 21.5
 2 Apr 2004  10 50 55.803   +09 17 21.20  4.5082 5.3817 148.0 21.6
 7 Apr 2004  10 48 39.185   +09 24 52.64  4.5516 5.3802 142.5 21.7
12 Apr 2004  10 46 36.917   +09 29 44.15  4.6035 5.3812 137.1 21.7
17 Apr 2004  10 44 52.784   +09 31 55.04  4.6637 5.3849 131.8 21.8
22 Apr 2004  10 43 30.754   +09 31 33.37  4.7316 5.3917 126.6 21.8
27 Apr 2004  10 42 34.518   +09 28 58.73  4.8065 5.4015 121.5 21.9
 2 May 2004  10 42 06.802   +09 24 42.05  4.8871 5.4139 116.6 22.0
 7 May 2004  10 42 08.563   +09 19 20.06  4.9714 5.4277 111.8 22.0