"Pseudo-MPEC" for S/2003 J 20

Created Wed Mar 17 14:06:18 2004 using Find_Orb


 Astrometry 
 Observing stations 
 Orbital elements 
 Residuals 
 Ephemeris 

Astrometry:
    SK03J200  C2003 02  9.43646 08 59 10.77 +16 23 51.9                      568
    SK03J200  C2003 02  9.44789 08 59 10.35 +16 23 53.5                      568
    SK03J200  C2003 02  9.45928 08 59 09.93 +16 23 55.3                      568
    SK03J200  C2003 02 25.49930 08 50 11.73 +17 00 39.8          23.3 R      568
    SK03J200  C2003 02 25.51452 08 50 11.24 +17 00 41.6                      568
    SK03J200  C2003 02 25.53001 08 50 10.78 +17 00 43.6          22.9 R      568
    SK03J200  C2003 02 26.41846 08 49 44.12 +17 02 35.5          23.1 R      568
    SK03J200  C2003 02 26.44497 08 49 43.32 +17 02 38.8                      568
    SK03J200  C2003 02 27.48204 08 49 12.72 +17 04 47.7          22.9 R      568
    SK03J200  C2003 02 27.49690 08 49 12.28 +17 04 49.5          23.2 R      568
    SK03J200  C2003 02 27.51172 08 49 11.84 +17 04 51.1          22.8 R      568
    SK03J200  C2003 03  5.34938 08 46 31.51 +17 16 15.8          22.7 R      568
    SK03J200  C2003 03  5.35999 08 46 31.25 +17 16 16.8                      568
    SK03J200  C2003 03 25.38132 08 40 24.43 +17 45 13.7          23.3 R      568
    SK03J200  C2003 03 25.39728 08 40 24.24 +17 45 14.5                      568
    SK03J200  C2003 03 25.41531 08 40 24.04 +17 45 15.5          23.4 R      568
    SK03J200  C2003 03 27.40570 08 40 04.84 +17 47 11.0          23.3 R      568
    SK03J200  C2003 03 27.42079 08 40 04.70 +17 47 11.8          23.6 R      568
    SK03J200  C2003 03 27.43609 08 40 04.56 +17 47 12.6          23.7 R      568
    SK03J200  C2003 04  2.33884 08 39 27.03 +17 51 51.1          23.1 R      568
    SK03J200  C2003 04  2.38249 08 39 26.86 +17 51 52.8               R      568
    SK03J200  C2003 12 24.56891 11 23 46.75 +05 10 17.5                      568
    SK03J200  C2003 12 24.60456 11 23 47.03 +05 10 13.0                      568
    SK03J200  C2003 12 25.53734 11 23 55.36 +05 08 43.3                      568
    SK03J200  C2003 12 25.56854 11 23 55.60 +05 08 40.3                      568
    SK03J200  C2003 12 25.59973 11 23 55.84 +05 08 37.4                      568
    SK03J200  C2004 01 24.35099 11 22 38.86 +04 55 12.2                      675
    SK03J200  C2004 01 24.35621 11 22 38.79 +04 55 12.4                      675
    SK03J200  C2004 01 24.36059 11 22 38.72 +04 55 13.0                      675
    SK03J200  C2004 01 24.36613 11 22 38.66 +04 55 12.9                      675
    SK03J200  C2004 01 24.41664 11 22 37.96 +04 55 15.1                      675
    SK03J200  C2004 01 24.42146 11 22 37.87 +04 55 15.5                      675

Station data:
(568) Mauna Kea (N19.8262 W155.4722).   Observers D. C. Jewitt, S. S.
    Sheppard, J. Kleyna.  Measurer S. S. Sheppard.  8.3-m Subaru reflector +
    CCD.
(675) Palomar Mountain (N33.3561 W116.8640).

Orbital elements:
S/2003 J 20
   Perijove 2003 Oct 11.156125 TT
Epoch 2003 Mar 22.0 TT = JDT 2452720.5                  Find_Orb
M 200.74166              (2000.0)            P               Q
n   0.78392091     Peri.   81.92608     -0.32059351     -0.73926000     
a   0.1147072      Node    46.61441      0.13439740     -0.65438809     
e   0.2889506      Incl.   54.57542      0.93763379     -0.15896814     
P   1.26 /459.22d  H   15.9           G   0.15      q 0.0815625
From 32 observations 2003 Feb. 9-2004 Jan. 24;   RMS error 0.374 arcseconds

Residuals in arcseconds:
030209 568  .09+  .22+    030305 568  .53-  .14-    031224 568  .02-  .34-    
030209 568  .08+  .17+    030305 568  .24-  .32-    031225 568  .04+  .31+    
030209 568  .06+  .33+    030325 568  .14+  .55+    031225 568  .09-  .25+    
030225 568  .17+  .15-    030325 568  .04-  .41+    031225 568  .17-  .29+    
030225 568  .13-  .24-    030325 568  .05-  .36+    040124 675  .11-  .39-    
030225 568  .11+  .16-    030327 568  .08+  .26+    040124 675  .06-  .40-    
030226 568  .46-  .31-    030327 568  .10+  .27+    040124 675  .18-  .02+    
030226 568  .31-  .29-    030327 568  .13+  .26+    040124 675  .09+  .31-    
030227 568  .12+  .02+    030402 568  .10+  .45-    040124 675  .35+  .20-    
030227 568  .17+  .02+    030402 568  .49+  .38-    040124 675  .03+  .00     
030227 568  .18+  .16-    031224 568  .39+  .65+    

Ephemerides:
Da Mon Year   RA              Dec         delta   r     elong mag
-- --- ----  ------------   ------------  ------ ------ ----- ---
18 Mar 2004  10 59 21.733   +06 43 18.96  4.4366 5.4069 165.8 23.0
20 Mar 2004  10 58 22.420   +06 48 17.07  4.4434 5.4058 163.5 23.1
22 Mar 2004  10 57 24.175   +06 53 10.04  4.4514 5.4047 161.3 23.1
24 Mar 2004  10 56 27.160   +06 57 56.92  4.4607 5.4036 159.0 23.1
26 Mar 2004  10 55 31.528   +07 02 36.84  4.4710 5.4024 156.8 23.1
28 Mar 2004  10 54 37.426   +07 07 08.97  4.4826 5.4013 154.6 23.2
30 Mar 2004  10 53 44.989   +07 11 32.55  4.4952 5.4002 152.4 23.2
 1 Apr 2004  10 52 54.345   +07 15 46.86  4.5089 5.3990 150.2 23.2
 3 Apr 2004  10 52 05.610   +07 19 51.26  4.5237 5.3979 148.0 23.2
 5 Apr 2004  10 51 18.891   +07 23 45.17  4.5395 5.3968 145.9 23.3
 7 Apr 2004  10 50 34.286   +07 27 28.08  4.5564 5.3957 143.7 23.3
 9 Apr 2004  10 49 51.889   +07 30 59.48  4.5741 5.3945 141.5 23.3
11 Apr 2004  10 49 11.788   +07 34 18.93  4.5929 5.3934 139.4 23.3
13 Apr 2004  10 48 34.069   +07 37 25.95  4.6125 5.3923 137.3 23.4
15 Apr 2004  10 47 58.815   +07 40 20.10  4.6330 5.3912 135.2 23.4
17 Apr 2004  10 47 26.102   +07 43 00.98  4.6544 5.3901 133.1 23.4
19 Apr 2004  10 46 55.998   +07 45 28.18  4.6766 5.3890 131.0 23.4
21 Apr 2004  10 46 28.560   +07 47 41.40  4.6995 5.3878 128.9 23.4
23 Apr 2004  10 46 03.838   +07 49 40.35  4.7232 5.3867 126.9 23.5
25 Apr 2004  10 45 41.868   +07 51 24.81  4.7476 5.3856 124.8 23.5
27 Apr 2004  10 45 22.680   +07 52 54.63  4.7727 5.3846 122.8 23.5
29 Apr 2004  10 45 06.294   +07 54 09.69  4.7983 5.3835 120.8 23.5
 1 May 2004  10 44 52.719   +07 55 09.92  4.8245 5.3824 118.8 23.5
 3 May 2004  10 44 41.960   +07 55 55.32  4.8513 5.3813 116.8 23.6
 5 May 2004  10 44 34.014   +07 56 25.89  4.8786 5.3802 114.8 23.6
 7 May 2004  10 44 28.874   +07 56 41.68  4.9063 5.3792 112.9 23.6
 9 May 2004  10 44 26.535   +07 56 42.71  4.9345 5.3781 110.9 23.6
11 May 2004  10 44 26.991   +07 56 29.01  4.9631 5.3770 109.0 23.6
13 May 2004  10 44 30.234   +07 56 00.59  4.9920 5.3760 107.1 23.7
15 May 2004  10 44 36.253   +07 55 17.48  5.0213 5.3750 105.2 23.7
17 May 2004  10 44 45.032   +07 54 19.72  5.0508 5.3739 103.3 23.7
19 May 2004  10 44 56.548   +07 53 07.40  5.0806 5.3729 101.4 23.7
21 May 2004  10 45 10.775   +07 51 40.61  5.1107 5.3719  99.5 23.7
23 May 2004  10 45 27.678   +07 49 59.50  5.1409 5.3709  97.7 23.7
25 May 2004  10 45 47.220   +07 48 04.24  5.1713 5.3699  95.9 23.8
27 May 2004  10 46 09.359   +07 45 55.01  5.2017 5.3689  94.0 23.8
29 May 2004  10 46 34.049   +07 43 32.03  5.2323 5.3680  92.2 23.8
31 May 2004  10 47 01.242   +07 40 55.54  5.2629 5.3670  90.4 23.8
 2 Jun 2004  10 47 30.887   +07 38 05.79  5.2935 5.3660  88.6 23.8
 4 Jun 2004  10 48 02.935   +07 35 03.01  5.3241 5.3651  86.9 23.8
 6 Jun 2004  10 48 37.341   +07 31 47.44  5.3547 5.3642  85.1 23.8
 8 Jun 2004  10 49 14.062   +07 28 19.26  5.3851 5.3633  83.4 23.8
10 Jun 2004  10 49 53.058   +07 24 38.65  5.4155 5.3624  81.6 23.8
12 Jun 2004  10 50 34.288   +07 20 45.78  5.4458 5.3615  79.9 23.9
14 Jun 2004  10 51 17.708   +07 16 40.85  5.4760 5.3606  78.2 23.9
16 Jun 2004  10 52 03.270   +07 12 24.05  5.5059 5.3598  76.5 23.9
18 Jun 2004  10 52 50.927   +07 07 55.61  5.5357 5.3589  74.8 23.9
20 Jun 2004  10 53 40.627   +07 03 15.77  5.5652 5.3581  73.1 23.9
22 Jun 2004  10 54 32.316   +06 58 24.78  5.5944 5.3573  71.4 23.9
24 Jun 2004  10 55 25.941   +06 53 22.91  5.6234 5.3565  69.7 23.9