2012 PS4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5927339158 ± 5.62e-08
Semi-major axis (a)1.7679364263 AU ± 7.52e-09
Inclination (i)3.93984729° ± 5.73e-06
Long. of Asc. Node (Ω)86.18257108° ± 1.46e-04
Arg. of Perihelion (ω)144.23789365° ± 1.43e-04
Mean Anomaly (M)260.32846779° ± 1.07e-05
Mean Motion (n)0.4192878812°/day ± 2.67e-09
Perihelion dist (q)0.72002055 AU ± 9.94e-08
Aphelion dist (Q)2.81585231 AU ± 1.00e-07
Orbital Period2.35071493 yr ± 1.50e-08
Physical Parameters
H (abs. magnitude)21.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.175″
Uncertainty0
Orbit TypeApollo
MOID0.046241 AU
Observations Used72
Oppositions7
Arc Total2012-2024
First Observation Used2012-08-07
Last Observation Used2024-01-10
Observations (76)
Date Type RA Dec Mag Band Observatory
2012-08-07 16:45:21 C 23 41 59.33 -32 55 39.4 r E12
2012-08-07 17:02:04 C 23 41 51.87 -32 55 28.4 r E12
2012-08-07 17:18:35 C 23 41 44.46 -32 55 17.4 r E12
2012-08-07 17:35:00 C 23 41 37.17 -32 55 06.1 r E12
2012-08-07 19:55:32 C 23 40 35.24 -32 53 24.6 r E12
2012-08-07 19:59:30 C 23 40 33.56 -32 53 21.4 r E12
2012-08-08 01:42:44 C 23 38 16.96 -32 50 38.4 u 954
2012-08-08 01:56:04 C 23 38 11.22 -32 50 30.2 u 954
2012-08-08 02:08:08 C 23 38 06.09 -32 50 22.8 u 954
2012-08-08 02:20:45 C 23 38 00.70 -32 50 14.6 u 954
2012-08-08 16:15:10 C 23 32 30.35 -32 39 44.0 u D90
2012-08-08 16:23:05 C 23 32 27.18 -32 39 38.5 u D90
2012-08-08 16:31:03 C 23 32 23.99 -32 39 33.1 u D90
2012-08-09 05:51:28 C 23 27 27.77 -32 30 08.7 u 821
2012-08-09 05:53:13 C 23 27 27.11 -32 30 07.5 u 821
2012-08-09 05:56:37 C 23 27 25.82 -32 30 05.1 u 821
2012-08-09 06:26:58 C 23 27 14.86 -32 29 44.8 u 807
2012-08-09 06:31:07 C 23 27 13.29 -32 29 42.0 u 807
2012-08-09 06:36:19 C 23 27 11.34 -32 29 38.3 u 807
2012-08-09 06:41:57 C 23 27 09.19 -32 29 34.2 u 807
2012-08-09 14:07:40 C 23 24 34.26 -32 24 07.3 r E12
2012-08-09 14:19:47 C 23 24 29.82 -32 23 55.1 o E23
2012-08-09 14:25:40 C 23 24 27.54 -32 23 52.7 o E23
2012-08-09 14:31:38 C 23 24 25.54 -32 23 48.6 o E23
2012-08-09 15:08:02 C 23 24 12.24 -32 23 24.1 o E23
2012-08-09 15:13:33 C 23 24 10.17 -32 23 19.5 o E23
2012-08-09 15:19:27 C 23 24 08.13 -32 23 15.8 o E23
2012-08-10 05:30:15 C 23 19 24.92 -32 12 56.3 u 807
2012-08-10 05:35:13 C 23 19 23.23 -32 12 52.9 u 807
2012-08-10 05:40:11 C 23 19 21.53 -32 12 49.3 u 807
2012-08-10 05:45:12 C 23 19 19.83 -32 12 45.8 u 807
2012-08-10 09:36:09 C 23 18 03.72 -32 10 49.1 u H36
2012-08-10 09:40:54 C 23 18 02.12 -32 10 45.2 u H36
2012-08-10 09:45:03 C 23 18 00.76 -32 10 42.1 u H36
2012-08-10 12:52:10 C 23 17 05.97 -32 07 22.0 r E12
2012-08-10 12:56:08 C 23 17 04.69 -32 07 19.4 r E12
2012-08-12 17:17:49 C 23 02 19.30 -31 28 39.5 u D90
2012-08-12 17:23:20 C 23 02 17.84 -31 28 35.4 u D90
2012-08-12 17:28:57 C 23 02 16.36 -31 28 30.9 u D90
2012-08-13 15:37:30 C 22 56 57.81 -31 12 25.0 r E12
2012-08-13 15:39:55 C 22 56 57.24 -31 12 23.1 r E12
2012-08-14 11:48:55 C 22 52 32.14 -30 57 44.8 r E12
2012-08-14 11:52:23 C 22 52 31.39 -30 57 42.6 r E12
2012-08-16 11:21:13 C 22 43 14.82 -30 24 31.9 r E12
2012-08-16 11:27:41 C 22 43 13.61 -30 24 27.8 r E12
2012-08-17 11:40:50 C 22 39 03.25 -30 08 03.5 o 474
2012-08-17 11:41:49 C 22 39 03.09 -30 08 03.0 o 474
2012-08-17 11:42:50 C 22 39 02.90 -30 08 02.4 o 474
2012-08-17 11:43:52 C 22 39 02.72 -30 08 01.9 o 474
2012-08-17 11:44:52 C 22 39 02.55 -30 08 01.0 o 474