491424 (2012 ET14)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5662599462 ± 1.06e-07
Semi-major axis (a)1.6807371534 AU ± 1.38e-08
Inclination (i)66.22772124° ± 1.40e-05
Long. of Asc. Node (Ω)166.65145631° ± 4.44e-06
Arg. of Perihelion (ω)174.47472644° ± 6.66e-06
Mean Anomaly (M)291.68481134° ± 2.09e-05
Mean Motion (n)0.4523374813°/day ± 5.59e-09
Perihelion dist (q)0.72900302 AU ± 1.79e-07
Aphelion dist (Q)2.63247128 AU ± 1.80e-07
Orbital Period2.17896222 yr ± 2.69e-08
Physical Parameters
H (abs. magnitude)17.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.224″
Uncertainty0
Orbit TypeApollo
MOID0.278469 AU
Observations Used121
Oppositions7
Arc Total2012-2025
First Observation Used2012-03-15
Last Observation Used2025-03-28
Observations (125)
Date Type RA Dec Mag Band Observatory
2012-03-15 05:02:30 C 10 43 23.59 +04 55 37.4 r G96
2012-03-15 05:13:12 C 10 43 22.90 +04 55 47.8 r G96
2012-03-15 05:23:59 C 10 43 22.26 +04 55 58.2 r G96
2012-03-15 05:34:48 C 10 43 21.54 +04 56 08.8 r G96
2012-03-15 07:13:48 C 10 43 15.38 +04 57 46.6 r G96
2012-03-15 07:23:07 C 10 43 14.80 +04 57 56.0 r G96
2012-03-15 07:32:22 C 10 43 14.23 +04 58 05.1 r G96
2012-03-15 07:41:43 C 10 43 13.65 +04 58 14.6 r G96
2012-03-15 08:21:10 C 10 43 11.20 +04 58 53.5 o H01
2012-03-15 08:28:13 C 10 43 10.74 +04 58 59.9 o H01
2012-03-15 08:39:07 C 10 43 10.07 +04 59 10.9 o H01
2012-03-15 08:46:08 C 10 43 09.65 +04 59 18.5 o 291
2012-03-15 08:48:40 C 10 43 09.46 +04 59 21.3 o 291
2012-03-15 08:51:10 C 10 43 09.34 +04 59 22.6 o 291
2012-03-15 08:51:33 C 10 43 09.29 +04 59 23.0 o H01
2012-03-16 03:21:21 C 10 42 02.17 +05 17 35.5 o H01
2012-03-16 03:32:36 C 10 42 01.48 +05 17 46.5 o H01
2012-03-16 03:46:09 C 10 42 00.65 +05 17 59.7 o H01
2012-03-16 04:01:19 C 10 41 59.71 +05 18 14.7 o H01
2012-03-17 02:38:05 C 10 40 37.99 +05 40 23.0 o H01
2012-03-17 02:50:57 C 10 40 37.21 +05 40 35.6 o H01
2012-03-17 02:59:28 C 10 40 36.69 +05 40 43.9 o H01
2012-03-17 03:08:00 C 10 40 36.17 +05 40 52.2 o H01
2012-03-17 05:51:06 C 10 40 26.13 +05 43 31.0 t H21
2012-03-17 06:07:34 C 10 40 25.13 +05 43 46.7 t H21
2012-03-17 06:24:02 C 10 40 24.11 +05 44 03.0 t H21
2012-03-18 00:45:46 C 10 39 18.72 +06 02 00.2 o 807
2012-03-18 00:57:16 C 10 39 18.05 +06 02 11.3 o 807
2012-03-18 01:08:43 C 10 39 17.36 +06 02 22.1 o 807
2012-03-19 08:02:21 C 10 37 28.140 +06 32 05.03 L F51
2012-03-19 08:42:35 C 10 37 25.744 +06 32 43.75 L F51
2012-03-19 09:02:40 C 10 37 24.551 +06 33 03.05 L F51
2012-03-25 08:20:18 C 10 29 25.29 +08 46 16.4 o 291
2012-03-25 08:24:19 C 10 29 25.08 +08 46 19.9 o 291
2012-03-25 08:28:21 C 10 29 24.87 +08 46 23.6 o 291
2012-03-31 05:35:46 C 10 22 25.75 +10 47 46.5 o 291
2012-03-31 05:41:23 C 10 22 25.47 +10 47 51.8 o 291
2012-04-01 04:26:39 C 10 21 23.45 +11 06 23.1 o 291
2012-04-01 04:32:11 C 10 21 23.24 +11 06 27.1 o 291
2012-04-01 04:37:42 C 10 21 23.02 +11 06 32.2 o 291
2012-04-09 02:44:55 C 10 13 50.09 +13 29 01.3 o H21
2012-04-09 03:09:18 C 10 13 49.21 +13 29 18.7 o H21
2012-04-09 03:34:32 C 10 13 48.33 +13 29 35.5 o H21
2012-04-17 02:08:40 C 10 08 17.23 +15 29 54.6 o H21
2012-04-17 02:31:40 C 10 08 16.65 +15 30 07.9 o H21
2012-04-17 02:53:52 C 10 08 16.10 +15 30 20.9 o H21
2014-01-28 14:12:52 C 11 04 31.68 -21 19 16.8 o 474
2014-01-28 14:23:01 C 11 04 31.21 -21 19 12.2 o 474
2014-01-28 14:44:14 C 11 04 30.22 -21 19 02.5 o 474
2014-02-03 13:48:31 C 10 57 15.41 -20 06 38.4 o 474