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
2012-02-14 09:15:52 C 11 18 33.29 -19 16 39.7 o 807
2012-02-14 09:20:55 C 11 18 32.07 -19 16 54.2 o 807
2012-02-14 09:25:40 C 11 18 30.94 -19 17 08.1 o 807
2012-02-14 09:30:20 C 11 18 29.81 -19 17 21.6 o 807
2012-02-21 23:47:14 C 10 34 19.27 -27 00 33.1 t 204
2012-02-22 00:01:03 C 10 34 15.79 -27 01 01.9 t 204
2012-02-22 09:08:21 C 10 32 00.37 -27 19 10.4 o 807
2012-02-22 09:13:26 C 10 31 59.11 -27 19 20.4 o 807
2012-02-22 09:18:29 C 10 31 57.85 -27 19 30.5 o 807
2012-02-22 09:23:32 C 10 31 56.60 -27 19 40.6 o 807
2012-02-22 09:28:34 C 10 31 55.37 -27 19 50.5 o 807
2012-02-22 09:33:34 C 10 31 54.13 -27 20 00.4 o 807
2012-03-03 00:09:57 C 09 39 49.99 -32 51 04.3 o 807
2012-03-03 00:15:10 C 09 39 48.91 -32 51 09.3 o 807
2012-03-03 00:19:47 C 09 39 47.97 -32 51 13.4 o 807
2012-03-07 00:04:18 C 09 21 59.66 -33 59 09.1 o 807
2012-03-07 00:14:40 C 09 21 57.84 -33 59 15.2 o 807
2012-03-07 00:24:59 C 09 21 56.01 -33 59 21.3 o 807
2016-07-04 04:18:25 C 01 27 56.20 +02 20 46.7 t J04
2016-07-04 04:30:21 C 01 27 57.49 +02 21 16.6 t J04
2016-07-04 04:42:17 C 01 27 58.81 +02 21 46.0 t J04
2016-07-05 04:10:42 C 01 30 36.638 +03 20 05.11 q J04
2016-07-05 04:22:39 C 01 30 37.958 +03 20 35.21 q J04
2016-07-05 04:34:35 C 01 30 39.256 +03 21 05.17 q J04
2022-04-07 08:38:55 C 14 16 49.91 -81 20 09.9 V 807
2022-04-07 08:52:15 C 14 16 45.30 -81 20 24.7 V 807
2022-04-07 09:05:35 C 14 16 40.95 -81 20 39.6 V 807