"Pseudo-MPEC" for S/2003 J 12

Created Fri Oct 10 11:18:37 2003 using Find_Orb


 Astrometry 
 Observing stations 
 Orbital elements 
 Residuals 
 Ephemeris 

Astrometry:
    SK03J120  C2003 02 08.52660 09 08 21.50 +17 12 51.2          24   R      568
    SK03J120  C2003 02 08.53529 09 08 21.22 +17 12 52.3                      568
    SK03J120  C2003 02 09.54736 09 07 49.42 +17 14 45.9                      568
    SK03J120  C2003 02 09.55534 09 07 49.16 +17 14 46.6                      568
    SK03J120  C2003 02 24.45756 09 00 25.96 +17 40 06.1                      568
    SK03J120  C2003 02 24.48178 09 00 25.29 +17 40 08.4          23.8 R      568
    SK03J120  C2003 03 07.25166 08 55 58.90 +17 53 59.9                      568
    SK03J120  C2003 03 07.31565 08 55 57.41 +17 54 03.7                      568

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.

Orbital elements:
S/2003 J 12
   Perijove 2003 Dec 21.789556 TT = 18:56:57 (JD 2452995.289556)
Epoch 2003 Jun 10.0 TT = JDT 2452800.5                  Find_Orb
M 228.77186              (2000.0)            P               Q
n   0.67369185     Peri.   23.52409      0.71176919      0.49352796     
a   0.1269009      Node    62.89442      0.52162569     -0.84793178     
e   0.3733917      Incl.  145.84156      0.47041603      0.19349893     
P   1.46 /534.36d  H   16.6           G   0.15      q 0.0795172
From 8 observations 2003 Feb. 8-Mar. 7;   RMS error 0.255 arcseconds

Residuals in arcseconds:
030208 568  .17+  .02-    030209 568  .23-  .16-    030307 568  .32+  .16+    
030208 568  .16+  .11+    030224 568  .03-  .03-    030307 568  .36-  .23-    
030209 568  .15-  .02+    030224 568  .11+  .15+    

Ephemerides:
Da Mon Year   RA              Dec         delta   r     elong mag
-- --- ----  ------------   ------------  ------ ------ ----- ---
15 Oct 2003  10 44 49.654   +08 23 40.36  6.1719 5.4676  41.7 24.8
20 Oct 2003  10 48 06.691   +08 06 37.50  6.1108 5.4633  45.8 24.8
25 Oct 2003  10 51 17.407   +07 50 21.26  6.0453 5.4585  49.9 24.8
30 Oct 2003  10 54 21.167   +07 34 57.31  5.9754 5.4532  54.1 24.8
 4 Nov 2003  10 57 17.394   +07 20 30.90  5.9017 5.4474  58.4 24.8
 9 Nov 2003  11 00 05.590   +07 07 06.53  5.8246 5.4411  62.7 24.8
14 Nov 2003  11 02 45.224   +06 54 48.49  5.7443 5.4344  67.0 24.8
19 Nov 2003  11 05 15.689   +06 43 41.27  5.6614 5.4273  71.4 24.7
24 Nov 2003  11 07 36.286   +06 33 49.57  5.5763 5.4198  75.8 24.7
29 Nov 2003  11 09 46.286   +06 25 17.96  5.4896 5.4121  80.3 24.7
 4 Dec 2003  11 11 45.058   +06 18 09.76  5.4018 5.4042  84.9 24.6
 9 Dec 2003  11 13 31.993   +06 12 27.36  5.3137 5.3963  89.5 24.6
14 Dec 2003  11 15 06.412   +06 08 12.91  5.2257 5.3884  94.2 24.6
19 Dec 2003  11 16 27.548   +06 05 28.52  5.1385 5.3806  99.0 24.5
24 Dec 2003  11 17 34.576   +06 04 16.23  5.0528 5.3732 103.8 24.5