"Pseudo-MPEC" for S/2002 N 3
Created Wed Oct 01 10:17:38 2003 using Find_Orb
Astrometry
Observing stations
Orbital elements
Residuals
Ephemeris
Astrometry:
SK02N030 C2001 08 11.05005 20 39 20.34 -18 23 04.1 25.4 R 807
SK02N030 C2001 08 11.08372 20 39 20.13 -18 23 04.9 25.4 R 807
SK02N030 C2001 08 11.17850 20 39 19.51 -18 23 07.2 25.4 R 807
SK02N030 C2002 08 13.01769 20 48 05.02 -17 47 11.2 807
SK02N030 C2002 08 13.07746 20 48 04.64 -17 47 12.8 807
SK02N030 C2002 08 13.09404 20 48 04.53 -17 47 13.2 24.5 R 807
SK02N030 C2002 08 15.04597 20 47 51.80 -17 48 01.8 807
SK02N030 C2002 08 15.12053 20 47 51.31 -17 48 03.8 807
SK02N030 C2002 08 15.21912 20 47 50.67 -17 48 06.3 24.5 R 807
SK02N030 C2002 09 03.07293 20 45 56.53 -17 55 27.7 24.9 R 309
SK02N030 C2002 09 03.07836 20 45 56.51 -17 55 27.7 24.9 R 309
SK02N030 C2002 09 03.08380 20 45 56.47 -17 55 27.8 24.7 R 309
SK02N030 C2002 09 03.17319 20 45 55.97 -17 55 29.5 25.2 R 309
SK02N030 C2002 09 03.17862 20 45 55.94 -17 55 29.8 25.0 R 309
SK02N030 C2002 09 03.18406 20 45 55.91 -17 55 30.0 25.2 R 309
SK02N030 C2002 09 04.99983 20 45 46.11 -17 56 07.8 309
SK02N030 C2002 09 05.06871 20 45 45.75 -17 56 09.2 309
SK02N030 C2003 08 29.25633 20 54 48.52 -17 18 02.8 568
SK02N030 C2003 08 29.28303 20 54 48.37 -17 18 03.4 568
SK02N030 C2003 08 30.31005 20 54 42.17 -17 18 28.5 568
SK02N030 C2003 08 30.33675 20 54 42.04 -17 18 29.2 25.5 R 568
SK02N030 C2003 09 30.00245 20 52 18.26 -17 28 15.6 25.4 R 304
SK02N030 C2003 09 30.02989 20 52 18.18 -17 28 16.0 304
SK02N030 C2003 09 30.03741 20 52 18.15 -17 28 16.1 304
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.
(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.
(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/2002 N 3
Perineptune 2004 Nov 14.478692 TT = 11:29:19 (JD 2453323.978692)
Epoch 2002 Sep 3.0 TT = JDT 2452520.5 Find_Orb
M 262.63105 (2000.0) P Q
n 0.12118422 Peri. 138.19953 -0.85577437 0.06721383
a 0.1504804 Node 53.61885 -0.44000189 -0.61608779
e 0.4145866 Incl. 39.57981 0.27211861 -0.78480451
P 8.13 H 10.1 G 0.15 q 0.0880933
From 24 observations 2001 Aug. 11-2003 Sep. 30; RMS error 0.358 arcseconds
Residuals in arcseconds:
010811 807 .12- .15- 020815 807 .16+ .71+ 020905 309 .18+ .39-
010811 807 .05+ .13- 020903 309 .01- .25- 030829 568 .10- .20-
010811 807 .14+ .13- 020903 309 .14+ .14- 030829 568 .10+ .14-
020813 807 .34- .01+ 020903 309 .01+ .12- 030830 568 .54- .06-
020813 807 .10- .05- 020903 309 .01+ .05+ 030830 568 .08- .11-
020813 807 .09- .02- 020903 309 .02+ .13- 030930 304 .16+ .09+
020815 807 .03- .83+ 020903 309 .02+ .22- 030930 304 .29+ .04+
020815 807 .01- .73+ 020904 309 .03- .41- 030930 304 .21+ .04+
Ephemerides:
Da Mon Year RA Dec delta r elong mag
-- --- ---- ------------ ------------ ------ ------ ----- ---
20 Sep 2003 20 52 55.263 -17 25 44.69 29.2842 29.9933 134.2 25.1
25 Sep 2003 20 52 35.369 -17 27 05.81 29.3483 29.9930 129.2 25.1
30 Sep 2003 20 52 18.252 -17 28 15.72 29.4172 29.9926 124.3 25.1
5 Oct 2003 20 52 04.092 -17 29 13.70 29.4902 29.9922 119.3 25.1
10 Oct 2003 20 51 53.024 -17 29 59.25 29.5668 29.9919 114.3 25.2
15 Oct 2003 20 51 45.155 -17 30 31.94 29.6465 29.9916 109.3 25.2
20 Oct 2003 20 51 40.585 -17 30 51.45 29.7287 29.9912 104.4 25.2
25 Oct 2003 20 51 39.400 -17 30 57.44 29.8128 29.9909 99.4 25.2
30 Oct 2003 20 51 41.658 -17 30 49.66 29.8982 29.9907 94.4 25.2
4 Nov 2003 20 51 47.368 -17 30 28.04 29.9840 29.9904 89.4 25.2
9 Nov 2003 20 51 56.498 -17 29 52.67 30.0698 29.9901 84.4 25.2
14 Nov 2003 20 52 09.006 -17 29 03.70 30.1549 29.9899 79.5 25.2
19 Nov 2003 20 52 24.837 -17 28 01.33 30.2387 29.9896 74.5 25.2
24 Nov 2003 20 52 43.920 -17 26 45.77 30.3206 29.9894 69.5 25.2
29 Nov 2003 20 53 06.151 -17 25 17.36 30.3998 29.9892 64.6 25.2