"Pseudo-MPEC" for S/2001 U 1
Created Wed Oct 01 10:19:56 2003 using Find_Orb
Astrometry
Observing stations
Orbital elements
Residuals
Ephemeris
Astrometry:
SK01U010 C2001 08 13.09585 21 41 36.84 -14 40 32.8 25.4 R 807
SK01U010 C2001 08 13.15567 21 41 36.26 -14 40 35.5 25.5 R 807
SK01U010 C2001 08 13.22537 21 41 35.65 -14 40 38.7 25.5 R 807
SK01U010 C2001 08 13.29446 21 41 34.96 -14 40 42.3 25.3 R 807
SK01U010 C2001 08 13.35711 21 41 34.36 -14 40 45.2 25.2 R 807
SK01U010 C2001 08 25.32061 21 39 40.47 -14 50 14.4 25.3 R 568
SK01U010 C2001 08 25.35899 21 39 40.12 -14 50 16.3 568
SK01U010 C2001 08 25.40381 21 39 39.70 -14 50 18.2 568
SK01U010 C2001 08 25.41067 21 39 39.63 -14 50 18.9 568
SK01U010 C2001 08 25.46677 21 39 39.15 -14 50 21.3 568
SK01U010 C2001 09 21.17887 21 35 53.96 -15 08 25.0 675
SK01U010 C2001 09 21.22091 21 35 53.65 -15 08 26.4 675
SK01U010 C2001 11 15.03893 21 33 44.28 -15 16 37.0 309
SK01U010 C2001 11 15.10968 21 33 44.48 -15 16 35.8 309
SK01U010 C2002 08 13.34400 21 58 16.61 -13 10 38.5 807
SK01U010 C2002 08 13.36481 21 58 16.43 -13 10 39.6 807
SK01U010 C2002 09 03.22766 21 55 11.09 -13 26 55.1 25.1 R 309
SK01U010 C2002 09 05.18925 21 54 54.30 -13 28 22.1 309
SK01U010 C2002 09 05.19399 21 54 54.24 -13 28 22.2 309
SK01U010 C2002 09 05.19873 21 54 54.22 -13 28 22.6 309
SK01U010 C2002 09 05.20347 21 54 54.16 -13 28 22.8 25.4 R 309
SK01U010 C2002 09 05.20821 21 54 54.13 -13 28 22.8 25.2 R 309
SK01U010 C2002 09 05.21295 21 54 54.08 -13 28 23.2 25.2 R 309
SK01U010 C2002 09 05.21769 21 54 54.05 -13 28 23.4 309
Station data:
(309) Cerro Paranal (S24.6260 W70.4032).
(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).
(807) Cerro Tololo Observatory, La Serena (S30.1692 W70.8059). Observers M.
Holman, J. Kavelaars, T. Grav, W. Fraser. Measurer M. Holman. 4-m Blanco
reflector + CCD.
Orbital elements:
S/2001 U 1
Periuranus 2003 Jan 25.861883 TT = 20:41:06 (JD 2452665.361883)
Epoch 2003 Dec 27.0 TT = JDT 2453000.5 Find_Orb
M 159.25485 (2000.0) P Q
n 0.47519171 Peri. 160.22829 0.78129622 0.61934127
a 0.0572698 Node 199.13588 0.53617098 -0.60248067
e 0.2093853 Incl. 166.34064 0.31952603 -0.50342171
P 2.07 /757.57d H 12.2 G 0.15 q 0.0452784
From 24 observations 2001 Aug. 13-2002 Sep. 5; RMS error 0.340 arcseconds
Residuals in arcseconds:
010813 807 .69- .03+ 010825 568 .08+ .38- 020903 309 .05- .16-
010813 807 .68- .24+ 010825 568 .90+ .19- 020905 309 .13+ .03-
010813 807 .31+ .40+ 010921 675 .07+ .10- 020905 309 .15- .08+
010813 807 .04+ .12+ 010921 675 .02- .11- 020905 309 .16+ .11-
010813 807 .14+ .21+ 011115 309 .02- .07+ 020905 309 .11- .11-
010825 568 .23- .07- 011115 309 .05- .00 020905 309 .05+ .10+
010825 568 .01+ .18- 020813 807 .09- .29+ 020905 309 .08- .09-
010825 568 .14+ .00 020813 807 .02+ .16+ 020905 309 .08+ .08-
Ephemerides:
Da Mon Year RA Dec delta r elong mag
-- --- ---- ------------ ------------ ------ ------ ----- ---
20 Sep 2003 22 08 03.255 -12 23 05.42 19.1581 20.0583 153.0 25.4
25 Sep 2003 22 07 24.321 -12 26 31.70 19.1995 20.0568 148.0 25.4
30 Sep 2003 22 06 48.253 -12 29 40.71 19.2474 20.0553 142.9 25.4
5 Oct 2003 22 06 15.448 -12 32 30.38 19.3012 20.0538 137.8 25.4
10 Oct 2003 22 05 46.237 -12 34 59.08 19.3605 20.0522 132.8 25.4
15 Oct 2003 22 05 20.910 -12 37 05.42 19.4249 20.0506 127.7 25.4
20 Oct 2003 22 04 59.737 -12 38 48.14 19.4938 20.0490 122.7 25.4
25 Oct 2003 22 04 42.973 -12 40 06.07 19.5668 20.0474 117.6 25.4
30 Oct 2003 22 04 30.841 -12 40 58.14 19.6433 20.0458 112.6 25.4
4 Nov 2003 22 04 23.493 -12 41 23.64 19.7226 20.0441 107.6 25.5
9 Nov 2003 22 04 21.012 -12 41 22.26 19.8041 20.0424 102.5 25.5
14 Nov 2003 22 04 23.453 -12 40 53.86 19.8872 20.0408 97.5 25.5
19 Nov 2003 22 04 30.850 -12 39 58.37 19.9713 20.0391 92.5 25.5
24 Nov 2003 22 04 43.214 -12 38 35.80 20.0557 20.0374 87.5 25.5
29 Nov 2003 22 05 00.509 -12 36 46.36 20.1399 20.0357 82.5 25.5