440212 (2004 OB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4301792194 ± 1.02e-08
Semi-major axis (a)1.6809764572 AU ± 2.29e-09
Inclination (i)3.44204697° ± 1.62e-06
Long. of Asc. Node (Ω)174.51623157° ± 3.96e-05
Arg. of Perihelion (ω)223.36032531° ± 3.85e-05
Mean Anomaly (M)236.19708353° ± 8.54e-06
Mean Motion (n)0.4522408926°/day ± 9.24e-10
Perihelion dist (q)0.95785532 AU ± 1.72e-08
Aphelion dist (Q)2.40409760 AU ± 1.74e-08
Orbital Period2.17942760 yr ± 4.45e-09
Physical Parameters
H (abs. magnitude)18.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.398″
Uncertainty0
Orbit TypeApollo
MOID0.011188 AU
Observations Used723
Oppositions12
Arc Total2003-2025
First Observation Used2003-03-31
Last Observation Used2025-04-03
Observations (752)
Date Type RA Dec Mag Band Observatory
2004-09-20 19:42:58 C 18 49 49.75 -20 28 37.8 i 071
2004-10-04 03:55:28 C 18 52 06.72 -24 37 38.4 c G90
2004-10-04 04:00:03 C 18 52 06.78 -24 37 42.6 c G90
2004-10-04 04:04:41 C 18 52 06.82 -24 37 46.4 c G90
2004-11-06 10:03:05 C 19 22 17.32 -51 51 14.3 c 474
2004-11-06 10:04:35 C 19 22 17.36 -51 51 21.0 c 474
2004-11-06 10:07:14 C 19 22 17.52 -51 51 32.9 c 474
2004-11-26 16:35:01 C 07 06 16.45 -57 43 14.0 r E17
2004-11-26 16:36:15 C 07 06 16.36 -57 43 01.6 r E17
2004-11-26 16:36:56 C 07 06 16.34 -57 42 55.5 r E17
2004-11-26 16:37:36 C 07 06 16.47 -57 42 48.8 r E17
2004-12-06 16:54:57 C 07 14 07.62 -28 06 59.8 r 379
2004-12-06 16:56:34 C 07 14 07.62 -28 06 51.8 r 379
2004-12-06 17:04:50 C 07 14 07.34 -28 06 07.8 r 379
2004-12-06 17:06:29 C 07 14 07.30 -28 06 00.3 r 379
2004-12-07 17:24:19 C 07 14 10.51 -26 02 30.5 r 379
2004-12-07 17:25:58 C 07 14 10.42 -26 02 22.4 r 379
2004-12-07 17:30:54 C 07 14 10.33 -26 01 58.1 r 379
2004-12-07 17:32:34 C 07 14 10.21 -26 01 50.5 r 379
2004-12-10 08:28:44 C 07 14 01.83 -21 16 39.3 r H41
2004-12-10 08:30:39 C 07 14 01.80 -21 16 31.0 r H41
2004-12-10 08:35:06 C 07 14 01.66 -21 16 12.9 r H41
2004-12-10 08:36:10 C 07 14 01.58 -21 16 08.6 r H41
2004-12-10 08:37:33 C 07 14 01.54 -21 16 03.0 r H41
2004-12-10 17:42:49 C 07 13 57.68 -20 38 31.2 r 379
2004-12-10 17:44:57 C 07 13 57.60 -20 38 22.2 r 379
2004-12-10 17:49:16 C 07 13 57.47 -20 38 04.4 r 379
2004-12-10 17:55:43 C 07 13 57.29 -20 37 37.7 r 379
2004-12-11 11:26:51 C 07 13 48.29 -19 27 36.2 16.3 c 704
2004-12-11 11:45:42 C 07 13 47.81 -19 26 18.5 17.0 c 704
2004-12-11 12:04:31 C 07 13 47.38 -19 25 05.5 16.3 c 704
2004-12-11 12:23:23 C 07 13 46.89 -19 23 49.8 16.5 c 704
2004-12-11 23:22:18 C 07 13 47.30 -18 41 56.0 c 046
2004-12-11 23:23:03 C 07 13 47.29 -18 41 52.6 c 046
2004-12-11 23:23:51 C 07 13 47.24 -18 41 49.3 c 046
2004-12-11 23:24:45 C 07 13 47.23 -18 41 46.0 c 046
2004-12-12 06:50:45 C 07 13 43.23 -18 13 37.0 r H41
2004-12-12 06:51:48 C 07 13 43.17 -18 13 33.1 r H41
2004-12-12 06:53:31 C 07 13 43.12 -18 13 26.6 r H41
2004-12-12 06:54:53 C 07 13 43.09 -18 13 21.7 r H41
2004-12-12 06:55:58 C 07 13 43.06 -18 13 17.5 r H41
2004-12-12 23:40:37 C 07 13 32.96 -17 12 12.2 c 046
2004-12-12 23:42:36 C 07 13 32.88 -17 12 05.0 c 046
2004-12-12 23:43:24 C 07 13 32.87 -17 12 02.3 c 046
2004-12-12 23:44:13 C 07 13 32.86 -17 11 59.3 c 046
2004-12-12 23:44:59 C 07 13 32.84 -17 11 56.7 c 046
2004-12-12 23:47:30 C 07 13 32.77 -17 11 47.7 c 046
2004-12-13 07:34:32 C 07 13 27.21 -16 43 57.3 r H41
2004-12-13 07:36:14 C 07 13 27.14 -16 43 51.2 r H41
2004-12-13 07:37:43 C 07 13 27.11 -16 43 46.1 r H41