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
2005-01-16 21:05:31 C 07 01 28.73 +08 47 59.7 o A57
2005-01-16 21:17:58 C 07 01 28.44 +08 48 12.7 o A57
2005-01-16 23:19:20 C 07 01 27.38 +08 50 07.2 c A48
2005-01-17 00:45:04 C 07 01 26.71 +08 51 28.6 c A48
2005-01-17 00:47:07 C 07 01 26.68 +08 51 30.3 c A48
2005-01-17 00:49:09 C 07 01 26.64 +08 51 32.6 c A48
2005-01-17 07:17:49 C 07 01 25.92 +08 57 47.8 r H41
2005-01-17 07:20:29 C 07 01 25.95 +08 57 51.5 r H41
2005-01-17 07:22:23 C 07 01 25.96 +08 57 52.4 r H41
2005-01-17 07:24:41 C 07 01 25.89 +08 57 55.0 r H41
2005-01-17 07:27:15 C 07 01 25.88 +08 57 57.7 r H41
2005-01-18 13:06:50 C 07 01 25.73 +09 25 38.2 r 379
2005-01-18 13:13:17 C 07 01 25.70 +09 25 44.8 r 379
2005-01-18 13:15:27 C 07 01 25.65 +09 25 46.6 r 379
2005-01-18 18:19:58 C 07 01 26.23 +09 30 15.7 c A50
2005-01-18 18:20:39 C 07 01 26.24 +09 30 17.0 c A50
2005-01-18 18:31:20 C 07 01 26.23 +09 30 31.8 c A50
2005-01-18 18:32:03 C 07 01 26.17 +09 30 31.0 c A50
2005-01-20 04:43:38 C 07 01 28.81 +10 00 58.5 o 696
2005-01-20 04:49:34 C 07 01 28.78 +10 01 03.7 o 696
2005-01-21 07:08:30 C 07 01 32.20 +10 23 28.5 r H41
2005-01-21 07:10:54 C 07 01 32.18 +10 23 30.5 r H41
2005-01-21 07:13:16 C 07 01 32.18 +10 23 32.7 r H41
2005-01-21 07:15:44 C 07 01 32.14 +10 23 34.2 r H41
2005-01-21 07:17:59 C 07 01 32.15 +10 23 36.6 r H41
2005-01-21 22:57:42 C 07 01 36.99 +10 36 33.6 176
2005-01-21 23:01:30 C 07 01 36.98 +10 36 37.3 176
2005-01-21 23:06:17 C 07 01 36.96 +10 36 42.0 176
2005-01-22 20:02:17 C 07 01 44.63 +10 53 33.6 r A13
2005-01-22 20:05:59 C 07 01 44.61 +10 53 36.4 r A13
2005-01-22 20:09:59 C 07 01 44.60 +10 53 40.8 r A13
2005-01-22 20:13:37 C 07 01 44.60 +10 53 43.3 r A13
2005-01-22 20:24:04 C 07 01 44.56 +10 53 51.0 o 198
2005-01-22 20:26:48 C 07 01 44.56 +10 53 53.2 o 198
2005-01-22 20:27:54 C 07 01 44.56 +10 53 54.1 o 198
2005-01-22 20:28:58 C 07 01 44.56 +10 53 55.0 o 198
2005-01-22 20:35:32 C 07 01 44.56 +10 54 00.3 o 198
2005-01-22 22:16:59 C 07 01 44.66 +10 55 23.3 c A53
2005-01-22 22:35:06 C 07 01 44.58 +10 55 37.2 c A53
2005-01-29 21:36:01 C 07 03 33.61 +12 54 25.7 o 084
2005-02-02 05:52:51 C 07 04 59.33 +13 42 42.9 18.7 c 704
2005-02-02 06:11:05 C 07 04 59.55 +13 42 51.9 18.2 c 704
2005-02-02 06:29:25 C 07 04 59.84 +13 43 02.0 18.6 c 704
2005-02-02 06:47:39 C 07 05 00.13 +13 43 12.9 18.9 c 704
2005-02-03 21:22:31 C 07 05 49.16 +14 04 19.4 o 084
2005-02-04 18:14:55 C 07 06 18.54 +14 15 23.9 c A65
2005-02-04 18:20:00 C 07 06 18.55 +14 15 28.3 c A65
2005-02-04 18:25:04 C 07 06 18.79 +14 15 31.3 c A65
2005-02-04 18:30:08 C 07 06 18.65 +14 15 31.5 c A65
2005-02-04 22:40:09 C 07 06 23.72 +14 17 42.1 c A65