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
2012-08-17 18:49:17 C 22 37 50.34 -30 03 22.0 r E12
2012-08-21 15:14:31 C 22 25 08.93 -29 05 03.7 r E12
2012-08-21 15:19:39 C 22 25 08.27 -29 05 00.5 r E12
2012-08-22 14:23:59 C 22 22 31.10 -28 51 05.4 o 474
2012-08-22 14:24:59 C 22 22 31.00 -28 51 04.3 o 474
2012-08-22 14:26:00 C 22 22 30.87 -28 51 04.1 o 474
2012-08-22 14:27:02 C 22 22 30.76 -28 51 03.6 o 474
2012-08-22 14:28:02 C 22 22 30.66 -28 51 03.0 o 474
2012-08-22 14:29:03 C 22 22 30.51 -28 51 02.2 o 474
2012-08-23 11:09:29 C 22 20 20.93 -28 38 56.4 o 474
2012-08-23 11:10:59 C 22 20 20.77 -28 38 55.5 o 474
2012-08-23 11:12:29 C 22 20 20.60 -28 38 54.7 o 474
2012-08-23 11:13:50 C 22 20 20.47 -28 38 53.9 o 474
2012-08-23 11:15:10 C 22 20 20.32 -28 38 53.3 o 474
2012-09-12 01:14:26 C 21 56 00.07 -24 47 24.4 u 807
2012-09-12 01:24:23 C 21 55 59.88 -24 47 20.6 u 807
2012-09-12 01:34:38 C 21 55 59.66 -24 47 16.1 u 807
2019-01-03 07:57:34 C 05 27 18.803 +23 56 42.44 V T14
2019-01-03 08:01:15 C 05 27 18.492 +23 56 42.51 V T14
2019-01-03 08:05:03 C 05 27 18.172 +23 56 42.53 V T14
2019-01-08 08:08:21 C 05 17 42.633 +23 57 10.80 V T12
2019-01-08 08:26:53 C 05 17 41.153 +23 57 10.74 V T12
2019-01-08 08:44:14 C 05 17 39.768 +23 57 10.67 V T12
2024-01-10 11:53:37 C 13 36 56.85 -03 40 43.9 V 291
2024-01-10 12:20:12 C 13 37 03.70 -03 41 18.6 V 291
2024-01-10 12:46:58 C 13 37 10.57 -03 41 53.7 V 291