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
2007-09-03 01:07:30 C 18 06 14.60 -68 30 49.0 r 808
2007-09-07 10:35:11 C 18 07 44.94 -69 25 13.6 r E12
2007-09-07 10:45:22 C 18 07 45.30 -69 25 18.8 r E12
2007-09-07 10:55:35 C 18 07 45.51 -69 25 23.8 r E12
2007-09-07 11:05:46 C 18 07 45.69 -69 25 28.5 r E12
2007-09-09 10:23:51 C 18 09 29.23 -69 48 42.7 r E12
2007-09-09 10:32:54 C 18 09 29.48 -69 48 47.6 r E12
2007-09-09 10:42:03 C 18 09 29.84 -69 48 51.6 r E12
2007-09-25 09:33:08 C 18 51 16.05 -72 28 58.8 r E12
2007-09-25 09:42:47 C 18 51 17.56 -72 29 01.7 r E12
2007-09-25 09:52:25 C 18 51 19.26 -72 29 04.8 r E12
2007-10-15 12:31:25 C 21 02 39.62 -72 28 02.6 r E12
2007-10-15 12:41:06 C 21 02 42.79 -72 27 56.8 r E12
2007-10-15 12:50:49 C 21 02 45.99 -72 27 51.4 r E12
2007-10-15 13:00:35 C 21 02 49.20 -72 27 45.8 r E12
2007-10-21 10:04:24 C 21 50 10.68 -70 46 22.8 r E12
2007-10-21 10:16:01 C 21 50 14.35 -70 46 11.3 r E12
2007-10-21 10:27:38 C 21 50 18.06 -70 46 00.5 r E12
2007-10-21 10:39:23 C 21 50 21.69 -70 45 49.0 r E12
2007-10-29 01:27:59 C 22 46 58.72 -66 55 31.3 r 808
2007-10-30 09:49:07 C 22 56 04.66 -66 02 18.1 r 432
2007-10-30 10:06:32 C 22 56 09.16 -66 01 47.4 r 432
2007-11-12 09:28:43 C 00 07 47.46 -54 08 53.2 r 432
2007-11-12 09:43:23 C 00 07 50.11 -54 08 11.7 r 432
2007-11-12 09:58:07 C 00 07 52.74 -54 07 29.2 r 432
2007-11-13 11:57:47 C 00 12 41.25 -52 51 36.7 r E12
2007-11-13 12:14:36 C 00 12 44.17 -52 50 46.1 r E12
2007-11-13 12:31:26 C 00 12 47.12 -52 49 55.8 r E12
2007-11-13 12:48:15 C 00 12 50.04 -52 49 05.4 r E12
2007-11-27 12:36:38 C 01 04 03.90 -33 27 37.8 r E12
2007-11-27 12:51:26 C 01 04 05.73 -33 26 41.3 r E12
2007-11-27 13:01:17 C 01 04 06.96 -33 26 03.7 r E12
2007-11-27 13:11:09 C 01 04 08.14 -33 25 26.0 r E12
2007-12-06 19:50:12 C 01 30 28.13 -19 13 51.6 r A81
2007-12-06 19:59:02 C 01 30 29.03 -19 13 18.4 r A81
2007-12-06 20:19:05 C 01 30 31.14 -19 12 03.4 r A81
2007-12-18 02:08:27 C 01 58 21.16 -03 39 06.4 17.7 c 704
2007-12-18 02:25:48 C 01 58 22.83 -03 38 12.5 17.7 c 704
2007-12-18 02:44:51 C 01 58 24.58 -03 37 13.9 17.6 c 704
2007-12-29 04:42:32 C 02 23 43.52 +08 17 34.3 17.8 c 704
2007-12-29 05:00:57 C 02 23 45.16 +08 18 16.6 17.8 c 704
2007-12-29 05:19:26 C 02 23 46.80 +08 18 58.6 17.8 c 704
2007-12-29 05:37:54 C 02 23 48.50 +08 19 41.0 18.3 c 704
2008-01-30 03:37:28 C 03 34 35.86 +27 03 15.0 18.9 c 704
2008-01-30 03:51:04 C 03 34 37.09 +27 03 27.9 r 703
2008-01-30 03:55:51 C 03 34 37.49 +27 03 31.1 18.9 c 704
2008-01-30 04:01:06 C 03 34 37.99 +27 03 35.9 r 703
2008-01-30 04:11:08 C 03 34 38.92 +27 03 44.0 r 703
2008-01-30 04:13:45 C 03 34 39.10 +27 03 46.6 18.9 c 704
2008-01-30 04:21:10 C 03 34 39.79 +27 03 53.3 r 703