2012 TP139

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4646598000
Semi-major axis (a)1.4675537000 AU
Inclination (i)2.34246000°
Long. of Asc. Node (Ω)271.76049000°
Arg. of Perihelion (ω)3.40234000°
Mean Anomaly (M)189.38874000°
Mean Motion (n)0.5543870500°/day
Perihelion dist (q)0.78564050 AU
Aphelion dist (Q)2.14946690 AU
Orbital Period1.77783320 yr
Physical Parameters
H (abs. magnitude)20.24
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.720″
Uncertainty0
Orbit TypeApollo
MOID0.038000 AU
Observations Used145
Oppositions8
Arc Total2012-2026
First Observation Used
Last Observation Used2026-01-16
Observations (211)
Date Type RA Dec Mag Band Observatory
2012-10-11 07:03:24 C 02 27 29.37 +22 31 10.8 o 691
2012-10-11 07:28:54 C 02 27 26.10 +22 30 52.0 o 691
2012-10-11 07:54:23 C 02 27 22.85 +22 30 32.7 o 691
2012-10-11 11:54:38 C 02 26 52.38 +22 27 27.4 o H01
2012-10-11 12:03:27 C 02 26 51.28 +22 27 20.5 o H01
2012-10-11 12:14:28 C 02 26 49.92 +22 27 11.8 o H01
2012-10-11 12:23:23 C 02 26 48.80 +22 27 04.9 o H01
2012-10-11 19:58:58 C 02 25 55.67 +22 21 14.2 u 113
2012-10-11 20:12:17 C 02 25 54.11 +22 21 03.8 u 113
2012-10-11 20:26:44 C 02 25 52.28 +22 20 53.5 u 113
2012-10-12 02:54:47 C 02 25 04.33 +22 16 08.3 u 954
2012-10-12 03:11:13 C 02 25 02.34 +22 15 55.7 u 954
2012-10-12 03:27:40 C 02 25 00.26 +22 15 43.9 u 954
2012-10-12 13:41:04 C 02 23 47.95 +22 07 50.7 o 300
2012-10-12 13:47:47 C 02 23 47.01 +22 07 46.1 o 300
2012-10-12 13:51:09 C 02 23 46.69 +22 07 43.3 o 300
2012-10-12 23:11:11 C 02 22 39.45 +22 00 30.9 v I93
2012-10-12 23:31:04 C 02 22 37.02 +22 00 15.6 v I93
2012-10-12 23:46:45 C 02 22 35.05 +22 00 03.5 v I93
2012-10-13 00:01:16 C 02 22 33.09 +21 59 51.9 t 204
2012-10-13 00:15:56 C 02 22 31.49 +21 59 38.3 o J41
2012-10-13 00:19:52 C 02 22 30.78 +21 59 37.7 t 204
2012-10-13 00:27:16 C 02 22 30.07 +21 59 29.8 o J41
2012-10-13 00:38:29 C 02 22 28.47 +21 59 23.2 t 204
2012-10-13 00:38:37 C 02 22 28.71 +21 59 21.1 o J41
2012-10-13 07:34:01 C 02 21 39.32 +21 54 07.2 19.2 c 704
2012-10-13 07:34:31 C 02 21 39.45 +21 54 08.4 c 854
2012-10-13 07:38:44 C 02 21 38.88 +21 54 05.0 c 854
2012-10-13 07:42:48 C 02 21 38.40 +21 54 02.6 c 854
2012-10-13 08:13:24 C 02 21 34.39 +21 53 38.9 20.5 c 704
2012-10-13 08:32:54 C 02 21 32.04 +21 53 21.6 20.0 c 704
2012-10-13 08:52:22 C 02 21 29.70 +21 53 07.2 19.4 c 704
2012-10-14 07:46:31 C 02 18 48.52 +21 35 25.7 o 291
2012-10-14 07:47:36 C 02 18 48.39 +21 35 24.9 o 291
2012-10-14 07:48:41 C 02 18 48.26 +21 35 24.1 o 291
2012-10-15 04:56:55 C 02 16 22.13 +21 18 55.7 o 691
2012-10-15 05:27:27 C 02 16 18.52 +21 18 33.0 o 691
2012-10-15 05:57:57 C 02 16 14.85 +21 18 09.6 o 691
2012-10-15 10:25:50 C 02 15 42.72 +21 14 40.5 o 291
2012-10-15 10:28:00 C 02 15 42.46 +21 14 38.8 o 291
2012-10-15 10:30:10 C 02 15 42.20 +21 14 37.2 o 291
2012-10-16 09:27:05 C 02 13 06.26 +20 56 43.3 o 291
2012-10-16 09:28:05 C 02 13 06.16 +20 56 42.7 o 291
2012-10-16 09:29:07 C 02 13 06.03 +20 56 41.7 o 291
2012-10-16 10:00:46 C 02 13 02.04 +20 56 12.2 u H21
2012-10-16 10:05:48 C 02 13 01.46 +20 56 08.1 u H21
2012-10-16 10:08:44 C 02 13 01.11 +20 56 05.7 u H21
2012-10-16 10:17:30 C 02 13 00.10 +20 55 58.5 u H21
2012-10-17 05:19:32 C 02 10 54.11 +20 41 10.1 q H45
2012-10-17 05:21:33 C 02 10 53.92 +20 41 08.6 q H45