2012 AT22

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1596694643 ± 2.35e-07
Semi-major axis (a)1.1514831270 AU ± 1.59e-08
Inclination (i)27.33393765° ± 2.87e-05
Long. of Asc. Node (Ω)322.32742282° ± 1.09e-05
Arg. of Perihelion (ω)76.57490917° ± 6.74e-05
Mean Anomaly (M)147.19065944° ± 1.15e-04
Mean Motion (n)0.7976748666°/day ± 1.65e-08
Perihelion dist (q)0.96762643 AU ± 2.70e-07
Aphelion dist (Q)1.33533982 AU ± 2.71e-07
Orbital Period1.23562409 yr ± 2.56e-08
Physical Parameters
H (abs. magnitude)20.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.323″
Uncertainty0
Orbit TypeApollo
MOID0.064309 AU
Observations Used70
Oppositions2
Arc Total2012-2022
First Observation Used2012-01-10
Last Observation Used2022-04-07
Observations (77)
Date Type RA Dec Mag Band Observatory
2012-01-10 12:02:45 C 13 09 31.75 +19 07 33.0 r G96
2012-01-10 12:11:51 C 13 09 31.28 +19 07 16.1 r G96
2012-01-10 12:21:03 C 13 09 30.78 +19 06 58.1 r G96
2012-01-10 12:30:15 C 13 09 30.24 +19 06 40.7 r G96
2012-02-02 11:09:04 C 12 16 05.59 -04 10 42.9 r 703
2012-02-02 11:16:25 C 12 16 04.40 -04 11 08.0 r 703
2012-02-02 11:23:40 C 12 16 03.21 -04 11 29.6 r 703
2012-02-02 11:31:05 C 12 16 01.81 -04 11 52.6 r 703
2012-02-02 11:47:00 C 12 15 59.11 -04 12 41.9 r 703
2012-02-02 11:55:44 C 12 15 57.63 -04 13 11.3 r 703
2012-02-02 12:04:35 C 12 15 56.12 -04 13 38.6 r 703
2012-02-02 12:13:26 C 12 15 54.54 -04 14 07.2 r 703
2012-02-02 12:27:30 C 12 15 52.23 -04 14 51.2 r 703
2012-02-02 12:34:48 C 12 15 50.97 -04 15 14.9 r 703
2012-02-02 12:42:21 C 12 15 49.68 -04 15 38.4 r 703
2012-02-02 12:49:52 C 12 15 48.34 -04 16 01.3 r 703
2012-02-02 16:36:17 C 12 15 13.10 -04 28 00.0 o 300
2012-02-02 16:39:07 C 12 15 12.55 -04 28 09.5 o 300
2012-02-02 16:41:57 C 12 15 12.16 -04 28 18.6 o 300
2012-02-02 16:47:37 C 12 15 11.07 -04 28 35.5 o 300
2012-02-02 16:50:27 C 12 15 10.62 -04 28 45.9 o 300
2012-02-03 01:33:31 C 12 13 43.74 -04 56 32.7 u J95
2012-02-03 01:38:28 C 12 13 42.88 -04 56 49.0 u J95
2012-02-03 01:43:42 C 12 13 41.96 -04 57 06.0 u J95
2012-02-03 08:51:47 C 12 12 28.95 -05 19 09.2 o 807
2012-02-03 08:59:16 C 12 12 27.63 -05 19 33.0 o 807
2012-02-03 09:06:49 C 12 12 26.27 -05 19 57.1 o 807
2012-02-03 09:16:19 C 12 12 24.61 -05 20 27.7 o 807
2012-02-03 16:03:10 C 12 11 16.81 -05 42 05.4 u D90
2012-02-03 16:09:19 C 12 11 15.65 -05 42 25.3 u D90
2012-02-03 16:15:25 C 12 11 14.60 -05 42 44.8 u D90
2012-02-03 16:21:34 C 12 11 13.51 -05 43 04.8 u D90
2012-02-04 00:11:00 C 12 09 52.02 -06 08 50.0 v C32
2012-02-04 00:13:51 C 12 09 51.50 -06 08 59.6 v C32
2012-02-04 00:16:39 C 12 09 50.98 -06 09 08.9 v C32
2012-02-04 05:07:39 C 12 09 01.38 -06 24 02.5 u I19
2012-02-04 05:12:14 C 12 09 00.48 -06 24 17.9 u I19
2012-02-04 05:18:35 C 12 08 59.36 -06 24 38.2 u I19
2012-02-05 05:33:24 C 12 04 39.96 -07 42 49.8 o 807
2012-02-05 05:47:25 C 12 04 37.32 -07 43 34.9 o 807
2012-02-05 05:53:57 C 12 04 36.08 -07 43 56.1 o 807
2012-02-05 05:59:26 C 12 04 35.04 -07 44 14.0 o 807
2012-02-05 06:11:57 C 12 04 32.68 -07 44 54.6 o 807
2012-02-05 12:01:00 C 12 03 27.380 -08 04 17.16 t 695
2012-02-05 12:02:40 C 12 03 27.081 -08 04 22.31 t 695
2012-02-07 01:51:40 C 11 56 19.92 -10 07 05.3 t 204
2012-02-07 02:08:21 C 11 56 16.54 -10 07 59.7 t 204
2012-02-14 09:00:59 C 11 18 36.87 -19 15 56.4 o 807
2012-02-14 09:05:58 C 11 18 35.68 -19 16 10.8 o 807
2012-02-14 09:10:55 C 11 18 34.48 -19 16 25.3 o 807