66959 (1999 XO35)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5654346659 ± 2.06e-08
Semi-major axis (a)2.5383278329 AU ± 4.40e-09
Inclination (i)20.62033652° ± 6.05e-06
Long. of Asc. Node (Ω)81.89459415° ± 4.88e-06
Arg. of Perihelion (ω)293.48181330° ± 1.14e-05
Mean Anomaly (M)169.65211530° ± 4.27e-06
Mean Motion (n)0.2437197413°/day ± 6.33e-10
Perihelion dist (q)1.10306928 AU ± 5.23e-08
Aphelion dist (Q)3.97358638 AU ± 5.27e-08
Orbital Period4.04409704 yr ± 1.05e-08
Physical Parameters
H (abs. magnitude)16.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.411″
Uncertainty0
Orbit TypeAmor
MOID0.274835 AU
Observations Used617
Oppositions19
Arc Total1999-2024
First Observation Used1999-12-06
Last Observation Used2024-04-08
Observations (650)
Date Type RA Dec Mag Band Observatory
2003-11-15 02:07:13 C 04 40 27.51 -31 02 31.8 r 620
2003-11-15 02:12:02 C 04 40 27.19 -31 02 13.1 r 620
2003-11-18 07:48:53 C 04 35 46.77 -25 54 29.8 16.3 c 704
2003-11-18 08:07:14 C 04 35 45.53 -25 53 13.9 16.4 c 704
2003-11-18 08:25:35 C 04 35 44.23 -25 51 59.3 16.5 c 704
2003-11-18 08:44:01 C 04 35 42.96 -25 50 44.3 16.4 c 704
2003-11-18 09:03:57 C 04 35 41.53 -25 49 21.2 18.7 c 704
2003-11-26 07:42:38 C 04 24 45.71 -12 40 33.6 15.8 c 704
2003-11-26 08:10:36 C 04 24 44.00 -12 38 38.0 16.0 c 704
2003-11-26 08:29:08 C 04 24 42.85 -12 37 21.3 16.0 c 704
2003-11-26 08:46:10 C 04 24 41.81 -12 36 10.8 16.2 c 704
2003-11-26 09:03:11 C 04 24 40.75 -12 35 00.7 16.1 c 704
2003-11-26 13:34:52 C 04 24 27.71 -12 15 48.1 15.8 r D85
2003-11-26 13:37:11 C 04 24 27.54 -12 15 37.8 15.7 r D85
2003-11-26 13:41:59 C 04 24 27.26 -12 15 18.4 15.6 r D85
2003-11-26 13:46:11 C 04 24 26.56 -12 15 04.9 r 428
2003-11-26 13:49:03 C 04 24 26.39 -12 14 53.3 r 428
2003-11-26 13:50:27 C 04 24 26.28 -12 14 47.4 r 428
2003-11-26 13:51:52 C 04 24 26.21 -12 14 41.8 r 428
2003-12-03 04:30:43 C 04 16 47.66 -01 50 04.9 15.7 294
2003-12-03 04:54:00 C 04 16 46.62 -01 48 40.0 16.2 294
2003-12-03 05:17:00 C 04 16 45.45 -01 47 13.8 15.2 294
2003-12-03 05:27:04 C 04 16 44.94 -01 46 36.6 15.1 294
2003-12-03 06:56:27 C 04 16 41.57 -01 41 03.1 o 699
2003-12-03 07:25:23 C 04 16 40.15 -01 39 15.9 o 699
2003-12-03 07:54:11 C 04 16 38.73 -01 37 29.4 o 699
2003-12-03 08:23:02 C 04 16 37.31 -01 35 42.7 o 699
2003-12-03 13:15:11 C 04 16 26.00 -01 17 44.7 m 379
2003-12-03 13:19:30 C 04 16 25.84 -01 17 28.8 m 379
2003-12-03 13:35:15 C 04 16 25.03 -01 16 30.8 m 379
2003-12-03 13:41:42 C 04 16 24.72 -01 16 06.5 m 379
2003-12-04 02:49:09 C 04 15 52.46 -00 28 10.8 15.9 294
2003-12-04 03:04:09 C 04 15 51.71 -00 27 16.0 15.8 294
2003-12-04 03:19:17 C 04 15 51.13 -00 26 21.4 15.6 294
2003-12-05 02:03:08 C 04 14 57.27 +00 55 20.9 16.1 d H72
2003-12-05 02:04:57 C 04 14 57.12 +00 55 26.4 d H72
2003-12-05 02:06:46 C 04 14 57.09 +00 55 32.8 15.6 d H72
2003-12-05 02:08:37 C 04 14 56.99 +00 55 40.0 15.0 d H72
2003-12-05 02:32:34 C 04 14 55.91 +00 57 04.1 15.3 d H72
2003-12-05 02:34:23 C 04 14 55.87 +00 57 11.7 15.6 d H72
2003-12-05 02:36:16 C 04 14 55.79 +00 57 17.4 15.0 d H72
2003-12-05 02:38:05 C 04 14 55.66 +00 57 24.8 15.1 d H72
2003-12-05 02:55:19 C 04 14 54.90 +00 58 25.1 15.2 d H72
2003-12-05 02:57:08 C 04 14 54.76 +00 58 32.0 14.9 d H72
2003-12-05 02:59:00 C 04 14 54.65 +00 58 38.0 15.2 d H72
2003-12-05 03:00:49 C 04 14 54.66 +00 58 45.4 15.4 d H72
2003-12-05 03:34:31 C 04 14 53.08 +01 00 44.0 15.1 d H72
2003-12-05 03:36:19 C 04 14 53.05 +01 00 50.8 15.9 d H72
2003-12-05 03:38:11 C 04 14 52.93 +01 00 56.7 15.3 d H72
2003-12-05 03:40:01 C 04 14 52.89 +01 01 03.7 15.5 d H72