2012 HR2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5504898506 ± 1.11e-05
Semi-major axis (a)2.3968063858 AU ± 4.84e-05
Inclination (i)3.74580651° ± 5.24e-05
Long. of Asc. Node (Ω)198.54856995° ± 9.84e-05
Arg. of Perihelion (ω)29.32784097° ± 8.67e-05
Mean Anomaly (M)237.01579476° ± 4.23e-02
Mean Motion (n)0.2656212686°/day ± 8.04e-06
Perihelion dist (q)1.07738880 AU ± 3.43e-05
Aphelion dist (Q)3.71622397 AU ± 7.95e-05
Orbital Period3.71064519 yr ± 1.12e-04
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.311″
Uncertainty2
Orbit TypeAmor
MOID0.075018 AU
Observations Used65
Oppositions1
Arc Total2012-2012
First Observation Used2012-03-21
Last Observation Used2012-07-26
Observations (66)
Date Type RA Dec Mag Band Observatory
2012-03-21 11:42:13 C 12 32 49.97 -10 08 12.6 V F51
2012-03-21 11:59:40 C 12 32 51.60 -10 08 15.5 V F51
2012-04-20 11:03:57 C 15 46 13.40 -08 33 38.7 r G96
2012-04-20 11:14:48 C 15 46 18.33 -08 33 29.3 r G96
2012-04-20 11:25:23 C 15 46 23.19 -08 33 20.4 r G96
2012-04-20 11:36:01 C 15 46 28.02 -08 33 11.2 r G96
2012-04-20 12:03:14 C 15 46 40.51 -08 32 47.5 r G96
2012-04-20 12:03:42 C 15 46 40.68 -08 32 47.1 r G96
2012-04-20 12:04:08 C 15 46 40.94 -08 32 45.6 r G96
2012-04-20 12:05:11 C 15 46 41.44 -08 32 45.5 r G96
2012-04-20 12:06:02 C 15 46 41.82 -08 32 44.7 r G96
2012-04-21 08:44:40 C 15 56 42.28 -08 14 53.6 r G96
2012-04-21 08:56:36 C 15 56 47.72 -08 14 43.1 r G96
2012-04-21 09:08:32 C 15 56 53.26 -08 14 32.3 r G96
2012-04-21 09:48:22 C 15 57 10.27 -08 14 03.6 u H36
2012-04-21 09:54:35 C 15 57 13.13 -08 13 58.2 u H36
2012-04-21 09:57:53 C 15 57 14.67 -08 13 55.1 u H36
2012-04-21 10:01:43 C 15 57 16.39 -08 13 51.8 u H36
2012-04-21 10:43:21 C 15 57 36.50 -08 13 08.5 o H01
2012-04-21 10:55:33 C 15 57 42.13 -08 12 57.3 o H01
2012-04-21 11:08:27 C 15 57 48.10 -08 12 45.4 o H01
2012-04-21 11:18:34 C 15 57 52.78 -08 12 36.0 o H01
2012-04-22 08:50:05 C 16 08 19.40 -07 50 56.4 o 807
2012-04-22 08:58:55 C 16 08 23.49 -07 50 47.4 o 807
2012-04-23 07:41:36 C 16 19 28.47 -07 28 42.7 o 807
2012-04-23 07:49:54 C 16 19 32.28 -07 28 33.8 o 807
2012-04-23 07:58:10 C 16 19 36.14 -07 28 25.7 o 807
2012-04-23 08:26:53 C 16 19 51.14 -07 29 50.1 u H21
2012-04-23 08:30:57 C 16 19 53.03 -07 29 45.7 u H21
2012-04-23 08:35:24 C 16 19 55.09 -07 29 41.2 u H21
2012-04-23 11:01:14 C 16 21 04.60 -07 27 05.8 r 703
2012-04-23 11:06:56 C 16 21 07.23 -07 26 59.7 r 703
2012-04-23 11:12:37 C 16 21 09.93 -07 26 54.2 r 703
2012-04-23 11:18:20 C 16 21 12.56 -07 26 48.9 r 703
2012-04-24 09:17:14 C 16 31 53.27 -07 04 32.8 o H21
2012-04-24 09:21:29 C 16 31 55.25 -07 04 28.8 o H21
2012-04-24 09:25:51 C 16 31 57.27 -07 04 24.1 o H21
2012-04-25 01:41:01 C 16 39 48.95 -06 47 30.7 t 204
2012-04-25 01:50:13 C 16 39 53.18 -06 47 20.8 t 204
2012-04-30 09:28:33 C 17 37 37.46 -04 28 05.2 o 807
2012-04-30 09:35:15 C 17 37 40.09 -04 27 58.1 o 807
2012-04-30 09:41:56 C 17 37 42.73 -04 27 51.0 o 807
2012-05-03 00:47:55 C 18 02 39.69 -03 26 16.3 r A17
2012-05-03 01:10:24 C 18 02 47.63 -03 25 54.4 r A17
2012-05-03 01:32:55 C 18 02 55.67 -03 25 34.1 r A17
2012-05-04 08:38:53 C 18 14 04.42 -02 54 41.7 o 807
2012-05-04 08:40:45 C 18 14 05.03 -02 54 39.9 o 807
2012-05-04 08:46:20 C 18 14 06.85 -02 54 34.7 o 807
2012-05-04 08:51:51 C 18 14 08.64 -02 54 29.8 o 807
2012-05-04 08:53:43 C 18 14 09.23 -02 54 28.2 o 807