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
2013-01-10 01:34:43 C 03 11 15.45 +40 45 37.4 u H21
2013-03-04 01:12:29 C 07 17 53.21 +29 39 21.4 u H21
2013-03-04 01:34:06 C 07 17 55.80 +29 39 05.3 u H21
2013-03-04 02:01:58 C 07 17 59.17 +29 38 45.8 u H21
2013-03-14 02:01:35 C 07 45 41.92 +26 50 07.5 u H21
2013-03-14 02:32:10 C 07 45 45.13 +26 49 46.3 u H21
2013-03-14 03:05:24 C 07 45 48.70 +26 49 23.2 u H21
2016-04-27 10:03:40 C 13 32 45.070 -13 51 26.54 V T12
2016-04-29 10:43:30 C 13 30 16.917 -13 39 32.17 V T12
2020-08-13 11:45:07 C 23 04 35.353 -11 39 30.57 V T14
2020-08-13 11:47:09 C 23 04 35.278 -11 39 30.92 V T14
2020-08-13 11:49:11 C 23 04 35.203 -11 39 31.32 V T14