"Pseudo-MPEC" for S/2003 U 3
Created Thu Oct 09 14:38:27 2003 using Find_Orb
Astrometry
Observing stations
Orbital elements
Residuals
Ephemeris
Astrometry:
SK03U030 C2001 08 13.23319 21 41 15.72 -14 57 57.9 25.6 R 807
SK03U030 C2001 08 13.29446 21 41 15.18 -14 58 00.9 807
SK03U030 C2001 08 13.35711 21 41 14.59 -14 58 04.0 807
SK03U030 C2001 08 25.31784 21 39 23.35 -15 07 40.0 568
SK03U030 C2003 08 29.35074 22 11 35.48 -12 23 52.4 25.3 R 568
SK03U030 C2003 08 29.36731 22 11 35.24 -12 23 52.7 568
SK03U030 C2003 08 29.38389 22 11 35.08 -12 23 53.6 568
SK03U030 C2003 08 30.41295 22 11 25.82 -12 24 43.6 568
SK03U030 C2003 08 30.43419 22 11 25.64 -12 24 44.7 25.1 R 568
SK03U030 C2003 09 20.37742 22 08 27.74 -12 40 19.0 568
SK03U030 C2003 09 20.40564 22 08 27.51 -12 40 20.5 568
SK03U030 C2003 09 28.25526 22 07 30.04 -12 45 11.0 568
SK03U030 C2003 09 28.28154 22 07 29.86 -12 45 12.4 568
SK03U030 C2003 09 29.23403 22 07 23.35 -12 45 44.1 568
SK03U030 C2003 09 29.27642 22 07 23.05 -12 45 45.6 568
SK03U030 C2003 09 30.16001 22 07 17.13 -12 46 14.3 25.2 R 304
SK03U030 C2003 09 30.16378 22 07 17.10 -12 46 14.4 304
SK03U030 C2003 09 30.16754 22 07 17.08 -12 46 14.5 304
SK03U030 C2003 09 30.17134 22 07 17.05 -12 46 14.7 304
SK03U030 C2003 09 30.17510 22 07 17.04 -12 46 14.9 304
SK03U030 C2003 09 30.17886 22 07 17.00 -12 46 14.9 304
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). Observers D. C. Jewitt, S. S.
Sheppard, J. Kleyna. Measurer S. S. Sheppard. 8.3-m Subaru reflector +
CCD.
(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/2003 U 3
Periuranus 2005 Jan 12.740654 TT = 17:46:32 (JD 2453383.240654)
Epoch 2003 Sep 18.0 TT = JDT 2452900.5 Find_Orb
M 257.27194 (2000.0) P Q
n 0.21280175 Peri. 78.05588 0.00400038 -0.97078903
a 0.0978412 Node 18.08458 0.29968895 -0.22771251
e 0.7831213 Incl. 50.60838 0.95402857 0.07560198
P 4.63 H 12.2 G 0.15 q 0.0212197
From 21 observations 2001 Aug. 13-2003 Sep. 30; RMS error 0.487 arcseconds
Residuals in arcseconds:
010813 807 .33- .22- 030830 568 .55- .28- 030929 568 .14- .00
010813 807 .27+ .23- 030830 568 .32- .35- 030930 304 .05+ .22+
010813 807 .31+ .30- 030920 568 .44+ .47+ 030930 304 .01- .24+
010825 568 .18- .80+ 030920 568 .35+ .09+ 030930 304 .07+ .26+
030829 568 .61+ .60- 030928 568 .32+ .01+ 030930 304 .01+ .18+
030829 568 .68- .09- 030928 568 .39+ .48- 030930 304 .24+ .11+
030829 568 .79- .18- 030929 568 .03- .07+ 030930 304 .02+ .23+
Ephemerides:
Da Mon Year RA Dec delta r elong mag
-- --- ---- ------------ ------------ ------ ------ ----- ---
15 Oct 2003 22 05 54.257 -12 52 49.67 19.4880 20.1142 127.8 25.4
20 Oct 2003 22 05 34.092 -12 54 17.92 19.5588 20.1145 122.7 25.4
25 Oct 2003 22 05 18.271 -12 55 21.60 19.6336 20.1149 117.7 25.4
30 Oct 2003 22 05 07.017 -12 55 59.68 19.7120 20.1152 112.6 25.4
4 Nov 2003 22 05 00.480 -12 56 11.48 19.7931 20.1155 107.6 25.4
9 Nov 2003 22 04 58.744 -12 55 56.72 19.8765 20.1158 102.6 25.4
14 Nov 2003 22 05 01.863 -12 55 15.28 19.9615 20.1161 97.6 25.5
19 Nov 2003 22 05 09.871 -12 54 07.12 20.0475 20.1164 92.6 25.5
24 Nov 2003 22 05 22.780 -12 52 32.27 20.1339 20.1167 87.6 25.5
29 Nov 2003 22 05 40.555 -12 50 30.97 20.2199 20.1170 82.6 25.5
4 Dec 2003 22 06 03.088 -12 48 03.84 20.3050 20.1172 77.7 25.5
9 Dec 2003 22 06 30.231 -12 45 11.72 20.3884 20.1175 72.7 25.5
14 Dec 2003 22 07 01.828 -12 41 55.50 20.4697 20.1177 67.8 25.5
19 Dec 2003 22 07 37.708 -12 38 16.09 20.5482 20.1180 62.8 25.5
24 Dec 2003 22 08 17.686 -12 34 14.49 20.6234 20.1182 57.9 25.5