2012 XJ55

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4278911896 ± 7.11e-08
Semi-major axis (a)1.9360096997 AU ± 3.32e-08
Inclination (i)4.55221690° ± 5.66e-06
Long. of Asc. Node (Ω)2.99467418° ± 8.69e-05
Arg. of Perihelion (ω)75.20399476° ± 9.39e-05
Mean Anomaly (M)287.12249571° ± 5.13e-05
Mean Motion (n)0.3658903730°/day ± 9.42e-09
Perihelion dist (q)1.10760821 AU ± 1.39e-07
Aphelion dist (Q)2.76441119 AU ± 1.46e-07
Orbital Period2.69377485 yr ± 6.94e-08
Physical Parameters
H (abs. magnitude)21.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.367″
Uncertainty0
Orbit TypeAmor
MOID0.145357 AU
Observations Used61
Oppositions5
Arc Total2012-2020
First Observation Used2012-09-22
Last Observation Used2020-08-13
Observations (62)
Date Type RA Dec Mag Band Observatory
2012-09-22 06:04:39 C 00 56 44.23 +06 19 25.7 o 691
2012-09-22 06:30:10 C 00 56 43.58 +06 19 34.3 o 691
2012-09-22 06:55:41 C 00 56 42.97 +06 19 42.7 o 691
2012-10-09 06:43:56 C 00 42 24.33 +08 51 52.4 r G96
2012-10-09 06:59:17 C 00 42 23.50 +08 51 59.0 r G96
2012-10-09 07:14:39 C 00 42 22.68 +08 52 05.3 r G96
2012-10-09 07:30:08 C 00 42 21.85 +08 52 12.2 r G96
2012-10-09 08:37:23 c 00 42 19.475 +08 52 46.00 L F51
2012-10-09 08:57:51 c 00 42 18.361 +08 52 54.95 L F51
2012-10-09 09:18:28 c 00 42 17.233 +08 53 03.95 L F51
2012-12-08 03:00:39 C 00 39 44.18 +28 17 33.6 19.4 c 704
2012-12-08 03:21:03 C 00 39 46.21 +28 17 58.8 19.8 c 704
2012-12-08 03:39:42 C 00 39 47.92 +28 18 20.2 20.3 c 704
2012-12-08 04:17:30 C 00 39 51.57 +28 19 04.6 20.2 c 704
2012-12-09 01:05:57 C 00 42 08.86 +28 44 49.6 u 807
2012-12-09 01:11:44 C 00 42 09.45 +28 44 56.5 u 807
2012-12-09 01:15:28 C 00 42 11.44 +28 44 22.5 19.6 c 704
2012-12-09 01:17:30 C 00 42 10.03 +28 45 03.3 u 807
2012-12-09 01:34:05 C 00 42 13.22 +28 44 46.5 20.3 c 704
2012-12-09 01:52:42 C 00 42 15.21 +28 45 07.5 20.1 c 704
2012-12-09 02:07:03 C 00 42 16.77 +28 45 27.0 o G48
2012-12-09 02:08:25 C 00 42 16.90 +28 45 28.6 o G48
2012-12-09 02:09:43 C 00 42 17.07 +28 45 30.4 o G48
2012-12-09 02:11:04 C 00 42 17.19 +28 45 32.3 o G48
2012-12-09 02:11:26 C 00 42 17.04 +28 45 30.8 20.0 c 704
2012-12-09 02:12:25 C 00 42 17.30 +28 45 33.7 o G48
2012-12-09 02:30:07 C 00 42 18.95 +28 45 54.0 19.3 c 704
2012-12-09 21:43:18 C 00 44 29.12 +29 08 54.8 t 204
2012-12-09 22:18:48 C 00 44 33.02 +29 09 36.9 t 204
2012-12-09 23:42:53 C 00 44 42.85 +29 11 13.7 u J95
2012-12-09 23:49:33 C 00 44 43.69 +29 11 21.3 u J95
2012-12-09 23:56:14 C 00 44 44.37 +29 11 29.2 u J95
2012-12-12 00:49:09 C 00 50 45.06 +30 10 58.1 u H21
2012-12-12 00:53:59 C 00 50 45.63 +30 11 04.1 u H21
2012-12-12 00:58:38 C 00 50 46.16 +30 11 09.6 u H21
2012-12-12 01:03:27 C 00 50 46.74 +30 11 15.5 u H21
2012-12-12 01:07:56 C 00 50 47.27 +30 11 20.9 u H21
2012-12-13 01:20:09 C 00 53 56.72 +30 40 39.7 u H21
2012-12-13 01:30:37 C 00 53 58.01 +30 40 52.2 u H21
2012-12-13 01:41:17 C 00 53 59.31 +30 41 05.4 u H21
2012-12-19 01:39:16 C 01 15 35.56 +33 32 48.8 u H21
2012-12-19 01:48:54 C 01 15 37.04 +33 33 00.1 u H21
2012-12-19 01:59:35 C 01 15 38.71 +33 33 12.4 u H21
2013-01-06 00:15:08 C 02 46 44.16 +40 04 08.8 q 204
2013-01-06 00:45:05 C 02 46 51.59 +40 04 21.5 q 204
2013-01-08 00:38:25 C 02 58 52.15 +40 27 35.1 u H21
2013-01-08 00:46:59 C 02 58 54.22 +40 27 39.0 u H21
2013-01-08 00:57:02 C 02 58 56.61 +40 27 43.2 u H21
2013-01-10 00:56:52 C 03 11 06.25 +40 45 25.3 u H21
2013-01-10 01:14:54 C 03 11 10.60 +40 45 30.8 u H21