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
2004-12-13 07:38:49 C 07 13 27.07 -16 43 42.3 r H41
2004-12-15 15:12:29 C 07 12 46.61 -13 39 33.9 r 379
2004-12-15 15:18:56 C 07 12 46.42 -13 39 14.0 r 379
2004-12-15 23:01:42 C 07 12 40.54 -13 15 32.0 r A16
2004-12-15 23:07:38 C 07 12 40.37 -13 15 13.8 r A16
2004-12-15 23:13:33 C 07 12 40.21 -13 14 55.6 r A16
2004-12-15 23:19:27 C 07 12 40.03 -13 14 38.1 r A16
2004-12-15 23:25:21 C 07 12 39.86 -13 14 20.2 r A16
2004-12-17 17:27:38 C 07 11 59.07 -11 10 48.6 r 379
2004-12-17 17:29:18 C 07 11 59.04 -11 10 43.8 r 379
2004-12-17 17:30:58 C 07 11 58.96 -11 10 39.0 r 379
2004-12-17 17:34:16 C 07 11 58.84 -11 10 30.1 r 379
2004-12-17 17:35:55 C 07 11 58.82 -11 10 25.1 r 379
2004-12-17 17:37:33 C 07 11 58.74 -11 10 20.3 r 379
2004-12-17 17:39:13 C 07 11 58.68 -11 10 16.0 r 379
2004-12-18 23:23:02 C 07 11 32.29 -09 49 15.1 i A56
2004-12-18 23:26:25 C 07 11 32.18 -09 49 06.1 i A56
2004-12-18 23:34:22 C 07 11 31.95 -09 48 45.1 i A56
2004-12-18 23:45:46 C 07 11 31.59 -09 48 15.5 i A56
2004-12-18 23:51:27 C 07 11 31.41 -09 48 00.0 i A56
2004-12-19 06:58:47 C 07 11 24.07 -09 29 08.2 r H41
2004-12-19 07:02:15 C 07 11 23.94 -09 28 59.4 r H41
2004-12-19 07:03:47 C 07 11 23.88 -09 28 55.4 r H41
2004-12-19 07:05:07 C 07 11 23.86 -09 28 51.3 r H41
2004-12-19 07:08:03 C 07 11 23.72 -09 28 43.9 r H41
2004-12-20 18:04:32 C 07 10 45.13 -08 00 20.9 r 379
2004-12-20 18:06:10 C 07 10 45.13 -08 00 16.4 r 379
2004-12-20 18:09:29 C 07 10 45.03 -08 00 08.1 r 379
2004-12-20 18:14:25 C 07 10 44.82 -07 59 55.9 r 379
2004-12-20 23:50:02 C 07 10 41.50 -07 46 30.6 c A62
2004-12-20 23:51:08 C 07 10 41.52 -07 46 27.9 c A62
2004-12-20 23:52:12 C 07 10 41.46 -07 46 24.8 c A62
2004-12-20 23:58:35 C 07 10 41.28 -07 46 09.7 c A62
2004-12-20 23:59:40 C 07 10 41.24 -07 46 07.0 c A62
2004-12-21 00:00:46 C 07 10 41.20 -07 46 04.1 c A62
2004-12-21 00:03:15 C 07 10 41.12 -07 45 58.3 c A62
2004-12-21 00:05:43 C 07 10 41.04 -07 45 52.5 c A62
2004-12-21 00:08:13 C 07 10 40.96 -07 45 46.7 c A62
2004-12-30 22:20:26 C 07 06 15.45 +00 10 09.7 r A16
2004-12-30 22:28:46 C 07 06 15.24 +00 10 23.3 r A16
2004-12-30 22:37:00 C 07 06 15.03 +00 10 37.2 r A16
2004-12-30 22:45:14 C 07 06 14.76 +00 10 50.3 r A16
2004-12-30 22:53:29 C 07 06 14.54 +00 11 04.1 r A16
2004-12-30 23:52:09 C 07 06 12.73 +00 12 41.9 r 160
2004-12-30 23:53:31 C 07 06 12.72 +00 12 44.5 r 160
2004-12-30 23:54:55 C 07 06 12.68 +00 12 47.0 r 160
2004-12-30 23:56:43 C 07 06 12.59 +00 12 50.2 r 160
2004-12-30 23:59:26 C 07 06 12.57 +00 12 54.2 r 160
2004-12-31 00:02:51 C 07 06 12.46 +00 13 00.2 r 160
2004-12-31 00:12:27 C 07 06 12.64 +00 13 18.5 r 952