"Pseudo-MPEC"


 Astrometry 
 Orbital elements 
 Residuals 
 Ephemeris 

Astrometry:
    SK01J090  C2001 12 11.53343 07 02 24.46 +23 58 34.4          23.5 R      568
    SK01J090  C2001 12 11.55682 07 02 23.69 +23 58 35.5                      568
    SK01J090  C2001 12 11.58015 07 02 22.92 +23 58 36.9                      568
    SK01J090  C2001 12 19.48171 06 57 49.92 +24 06 10.1          23.0 R      568
    SK01J090  C2001 12 19.51925 06 57 48.58 +24 06 12.2          23.5 R      568
    SK01J090  C2002 01 08.36203 06 45 11.49 +24 21 17.5          23.1 R      568
    SK01J090  C2002 01 08.41201 06 45 09.54 +24 21 19.2          23.0 R      568
    SK01J090  C2002 03 12.31177 06 24 09.80 +24 13 16.9                      568
    SK01J090  C2002 03 12.37559 06 24 10.11 +24 13 14.3                      568
    SK01J090  C2002 12 31.46576 09 26 27.45 +15 54 20.0                      675
    SK01J090  C2002 12 31.48332 09 26 27.11 +15 54 21.7                      675
    SK01J090  C2002 12 31.50182 09 26 26.79 +15 54 24.5                      675

Station data:
(568) Mauna Kea  (N19.8262 W155.4722)
(675) Palomar Mountain  (N33.3561 W116.8640)

Orbital elements:
S/2001 J 9
   Perijove 2002 Jun 25.744480 TT
Epoch 2002 Mar  7.0 TT = JDT 2452340.5
M 297.12636              (2000.0)            P               Q
n   0.56773609     Peri.  221.04576      0.91020395     -0.15347077
a   0.1422354      Node   218.07159     -0.37583603     -0.43165311
e   0.2964629      Incl.  141.40437      1.21894135      0.38988522
P   1.74           H   16.2           G   0.15      q 0.1000679
From 12 observations 2001 Dec. 11-2002 Dec. 31;   RMS error 0.247 arcseconds

Residuals in arcseconds:
011211 568  .08-  .24+    011219 568  .23+  .06-    020312 568  .03+  .03+
011211 568  .08+  .00     020108 568  .01+  .09-    021231 675  .11+  .28+
011211 568  .21+  .08+    020108 568  .12+  .10-    021231 675  .18-  .33-
011219 568  .51-  .11-    020312 568  .10-  .05+    021231 675  .06+  .05+

Ephemerides (Flagstaff-centric,  12:00 UT):
Da Mon Year           RA              Dec         delta   r     elong mag
-- --- ----          ------------   ------------  ------ ------ ----- ---
28 Jan 2003 12:00    09 14 38.232   +17 10 59.40  4.3705 5.3479 172.2 23.3
29 Jan 2003 12:00    09 14 07.383   +17 14 01.35  4.3698 5.3493 173.3 23.3
30 Jan 2003 12:00    09 13 36.360   +17 17 03.36  4.3694 5.3508 174.5 23.3
31 Jan 2003 12:00    09 13 05.186   +17 20 05.30  4.3693 5.3522 175.6 23.3
 1 Feb 2003 12:00    09 12 33.886   +17 23 07.04  4.3696 5.3536 176.7 23.3
 2 Feb 2003 12:00    09 12 02.485   +17 26 08.47  4.3701 5.3550 177.7 23.3
 3 Feb 2003 12:00    09 11 31.008   +17 29 09.45  4.3710 5.3565 178.6 23.3
 4 Feb 2003 12:00    09 10 59.480   +17 32 09.86  4.3722 5.3579 178.9 23.3
 5 Feb 2003 12:00    09 10 27.925   +17 35 09.58  4.3737 5.3593 178.2 23.3
 6 Feb 2003 12:00    09 09 56.367   +17 38 08.50  4.3756 5.3607 177.2 23.3
 7 Feb 2003 12:00    09 09 24.832   +17 41 06.49  4.3777 5.3621 176.1 23.3
 8 Feb 2003 12:00    09 08 53.342   +17 44 03.45  4.3802 5.3635 175.0 23.3
 9 Feb 2003 12:00    09 08 21.922   +17 46 59.26  4.3829 5.3649 173.8 23.3
10 Feb 2003 12:00    09 07 50.595   +17 49 53.81  4.3860 5.3663 172.7 23.3