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
2005-02-04 22:50:17 C 07 06 23.85 +14 17 45.1 c A65
2005-02-04 22:55:22 C 07 06 23.99 +14 17 49.5 c A65
2005-02-04 23:00:29 C 07 06 24.09 +14 17 52.3 c A65
2005-02-05 19:34:20 C 07 06 54.52 +14 28 17.3 o 198
2005-02-05 19:35:54 C 07 06 54.54 +14 28 18.3 o 198
2005-02-05 19:37:28 C 07 06 54.56 +14 28 19.3 o 198
2005-03-04 19:04:58 C 07 32 28.59 +17 46 15.2 c 246
2005-03-04 19:05:46 C 07 32 28.66 +17 46 16.6 c 246
2005-03-04 19:06:35 C 07 32 28.73 +17 46 16.6 c 246
2005-03-04 19:09:12 C 07 32 28.77 +17 46 17.1 c 246
2008-05-11 07:52:02 C 15 56 43.20 -14 58 42.4 o 691
2008-05-11 08:17:31 C 15 56 41.65 -14 58 38.0 o 691
2008-05-13 07:03:19 C 15 53 57.78 -14 47 32.2 o H55
2008-05-13 07:28:30 C 15 53 56.40 -14 47 26.7 o H55
2008-05-13 07:43:31 C 15 53 55.43 -14 47 23.1 o H55
2008-05-15 07:02:45 C 15 51 07.07 -14 36 07.2 o 691
2008-05-15 07:24:50 C 15 51 05.66 -14 36 02.2 o 691
2008-05-15 07:46:55 C 15 51 04.32 -14 35 56.3 o 691
2008-05-27 06:54:12 C 15 33 38.19 -13 28 39.2 o 691
2008-05-27 07:19:36 C 15 33 36.64 -13 28 33.3 o 691
2010-04-10 06:43:03 C 15 03 20.44 -13 22 39.5 o H21
2010-04-10 07:09:04 C 15 03 19.26 -13 22 33.6 o H21
2010-04-10 07:36:37 C 15 03 18.01 -13 22 27.1 o H21
2012-04-18 06:26:21 C 13 25 56.06 -05 47 26.7 r G96
2012-04-18 06:41:16 C 13 25 55.27 -05 47 22.1 r G96
2012-04-18 06:56:06 C 13 25 54.40 -05 47 16.5 r G96
2012-04-18 07:11:00 C 13 25 53.58 -05 47 10.5 r G96
2015-08-12 10:34:10 C 03 14 22.89 +19 38 08.3 R G45
2015-08-12 10:52:54 C 03 14 27.86 +19 38 21.6 R G45
2015-08-12 11:01:43 C 03 14 30.19 +19 38 27.6 R G45
2015-08-12 11:11:35 C 03 14 32.80 +19 38 34.1 R G45
2015-08-12 11:24:38 C 03 14 36.26 +19 38 43.2 R G45
2015-08-13 10:31:42 C 03 20 50.75 +19 53 59.9 R G45
2015-08-13 10:40:35 C 03 20 53.12 +19 54 05.7 R G45
2015-08-13 10:49:23 C 03 20 55.51 +19 54 12.0 R G45
2015-08-13 10:58:10 C 03 20 57.83 +19 54 17.2 R G45
2015-08-13 11:07:07 C 03 21 00.17 +19 54 23.1 R G45
2015-08-13 11:15:50 C 03 21 02.51 +19 54 29.5 R G45
2015-08-13 11:24:29 C 03 21 04.80 +19 54 34.3 R G45
2015-08-14 10:35:04 C 03 27 22.57 +20 09 03.2 R G45
2015-08-14 10:42:55 C 03 27 24.70 +20 09 08.0 R G45
2015-08-14 10:51:40 C 03 27 27.03 +20 09 13.3 R G45
2015-08-14 10:59:45 C 03 27 29.18 +20 09 18.8 R G45
2015-08-14 11:08:09 C 03 27 31.42 +20 09 24.0 R G45
2015-08-14 11:16:24 C 03 27 33.64 +20 09 28.9 R G45
2015-08-20 10:58:58 C 04 07 06.43 +21 19 21.0 o 691
2015-08-20 11:19:20 C 04 07 11.95 +21 19 29.0 o 691
2015-08-20 11:39:39 C 04 07 17.55 +21 19 36.5 o 691
2015-11-19 12:07:36 C 10 26 49.35 +04 09 46.2 q 703
2015-11-19 12:14:05 C 10 26 49.98 +04 09 41.9 q 703