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
2004-01-10 02:24:57 C 04 12 53.58 +29 47 03.6 c H41
2004-01-15 20:21:47 C 04 17 51.99 +31 39 02.3 126
2004-01-15 20:24:50 C 04 17 52.14 +31 39 05.1 126
2004-01-15 20:31:35 C 04 17 52.42 +31 39 09.9 126
2004-01-15 20:35:06 C 04 17 52.56 +31 39 12.0 126
2004-01-17 01:35:43 C 04 19 03.90 +31 59 43.9 o H88
2004-01-17 01:39:56 C 04 19 04.08 +31 59 48.8 o H88
2004-01-19 04:47:20 C 04 21 16.70 +32 33 47.2 18.5 c 704
2004-01-19 05:04:40 C 04 21 17.43 +32 33 57.8 18.6 c 704
2004-01-19 05:23:56 C 04 21 18.22 +32 34 10.0 18.7 c 704
2004-01-19 05:42:06 C 04 21 18.98 +32 34 21.2 18.6 c 704
2004-01-22 17:44:05 C 04 25 15.87 +33 24 24.9 r 240
2004-01-22 17:47:41 C 04 25 16.02 +33 24 26.8 r 240
2004-01-22 18:40:38 C 04 25 18.58 +33 24 56.8 r 240
2004-01-23 18:53:40 C 04 26 30.68 +33 38 13.4 r 185
2004-01-23 19:00:12 C 04 26 30.99 +33 38 15.4 r 185
2004-01-23 19:01:54 C 04 26 31.10 +33 38 16.3 r 185
2004-01-23 19:05:50 C 04 26 31.21 +33 38 18.3 r 185
2004-01-23 19:09:33 C 04 26 31.43 +33 38 20.4 r 185
2004-01-25 17:44:51 C 04 28 55.22 +34 02 25.6 r 185
2004-01-25 17:48:14 C 04 28 55.38 +34 02 27.2 r 185
2004-01-25 17:51:05 C 04 28 55.52 +34 02 29.2 r 185
2004-01-25 17:56:53 C 04 28 55.82 +34 02 31.9 r 185
2004-01-25 18:04:21 C 04 28 56.23 +34 02 35.6 r 185
2004-01-25 18:48:00 C 04 28 58.35 +34 02 57.1 r 185
2004-02-11 04:05:57 C 04 52 38.84 +36 28 59.9 19.7 c 704
2004-02-11 04:06:37 C 04 52 38.88 +36 29 01.5 19.4 c 704
2004-02-11 04:23:13 C 04 52 39.96 +36 29 04.5 20.3 c 704
2004-02-11 04:23:54 C 04 52 40.02 +36 29 06.0 19.8 c 704
2004-02-11 04:40:47 C 04 52 41.09 +36 29 09.5 20.3 c 704
2004-02-11 04:41:27 C 04 52 41.12 +36 29 10.8 20.5 c 704
2004-02-11 04:58:03 C 04 52 42.21 +36 29 14.9 19.7 c 704
2004-02-11 04:58:43 C 04 52 42.27 +36 29 15.1 20.4 c 704
2004-02-11 05:16:09 C 04 52 43.46 +36 29 19.8 19.7 c 704
2007-08-03 09:46:21 C 18 55 34.25 -58 45 45.1 r 423
2007-08-03 10:27:10 C 18 55 29.91 -58 46 32.9 r 423
2007-08-04 09:07:50 C 18 53 15.07 -59 12 41.4 r 423
2007-08-04 09:42:50 C 18 53 11.36 -59 13 22.4 r 423
2007-08-06 08:36:54 C 18 48 31.34 -60 05 34.7 r 432
2007-08-06 09:32:36 C 18 48 25.47 -60 06 37.6 r 432
2007-08-06 11:26:34 C 18 48 13.26 -60 08 42.8 r 432
2007-08-07 08:15:19 C 18 46 10.51 -60 30 55.7 r 432
2007-08-07 08:31:57 C 18 46 08.75 -60 31 13.8 r 432
2007-08-07 09:33:11 C 18 46 02.26 -60 32 20.9 r 432
2007-08-30 00:18:59 C 18 07 25.70 -67 37 04.8 r 808
2007-08-30 00:30:29 C 18 07 25.28 -67 37 11.3 r 808
2007-08-30 00:43:30 C 18 07 24.83 -67 37 18.7 r 808
2007-09-03 00:38:30 C 18 06 14.93 -68 30 33.9 r 808
2007-09-03 00:47:30 C 18 06 14.82 -68 30 38.9 r 808
2007-09-03 00:57:29 C 18 06 14.71 -68 30 44.1 r 808