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
2025-02-20 10:55:13 C 10 59 28.902 -08 27 50.00 X F51
2025-02-20 11:16:49 C 10 59 27.561 -08 27 31.15 X F51
2025-02-20 11:35:10 C 10 59 26.414 -08 27 15.08 X F51
2025-02-20 11:53:30 C 10 59 25.262 -08 26 58.96 X F51
2025-03-05 08:10:29 C 10 39 55.505 -03 35 34.26 V V00
2025-03-05 08:18:36 C 10 39 54.976 -03 35 26.12 V V00
2025-03-05 08:26:44 C 10 39 54.457 -03 35 18.06 V V00
2025-03-05 08:34:49 C 10 39 53.924 -03 35 10.03 V V00
2025-03-17 13:34:43 C 10 22 10.117 +01 18 07.26 W O18
2025-03-17 14:33:20 C 10 22 06.765 +01 19 05.11 W O18
2025-03-18 13:27:26 C 10 20 50.138 +01 41 34.03 W O18
2025-03-18 14:26:05 C 10 20 46.828 +01 42 31.76 W O18
2025-03-21 13:23:56 C 10 16 57.504 +02 51 12.47 W O18
2025-03-21 14:28:58 C 10 16 54.016 +02 52 14.67 W O18
2025-03-22 13:29:27 C 10 15 42.551 +03 14 08.19 W O18
2025-03-22 15:26:25 C 10 15 36.438 +03 15 59.24 W O18
2025-03-24 13:29:25 C 10 13 18.059 +03 59 09.40 W O18
2025-03-24 14:27:37 C 10 13 15.158 +04 00 03.11 W O18
2025-03-25 05:48:59 C 10 12 30.200 +04 14 15.97 V G96
2025-03-25 05:56:27 C 10 12 29.833 +04 14 21.66 V G96
2025-03-25 06:03:55 C 10 12 29.466 +04 14 30.08 V G96
2025-03-25 06:11:25 C 10 12 29.106 +04 14 36.20 V G96
2025-03-28 07:02:48 C 10 09 06.458 +05 20 29.18 X F51
2025-03-28 07:20:54 C 10 09 05.606 +05 20 45.40 X F51
2025-03-28 07:39:03 C 10 09 04.792 +05 21 01.38 X F51