2015 XO55

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3734502117 ± 3.96e-05
Semi-major axis (a)1.9161011752 AU ± 1.60e-04
Inclination (i)2.09770280° ± 1.87e-04
Long. of Asc. Node (Ω)211.21767211° ± 1.63e-03
Arg. of Perihelion (ω)231.29585450° ± 3.05e-03
Mean Anomaly (M)267.35477717° ± 1.69e-01
Mean Motion (n)0.3716076281°/day ± 4.66e-05
Perihelion dist (q)1.20053279 AU ± 1.26e-04
Aphelion dist (Q)2.63166956 AU ± 2.33e-04
Orbital Period2.65233060 yr ± 3.33e-04
Physical Parameters
H (abs. magnitude)23.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.125″
Uncertainty3
Orbit TypeAmor
MOID0.217549 AU
Observations Used25
Oppositions1
Arc Total2015-2015
First Observation Used2015-12-04
Last Observation Used2015-12-30
Observations (26)
Date Type RA Dec Mag Band Observatory
2015-12-04 07:13:32 C 04 33 20.259 +14 35 41.53 L F51
2015-12-04 07:33:41 C 04 33 20.882 +14 35 36.43 L F51
2015-12-04 08:12:19 C 04 33 22.068 +14 35 25.89 L F51
2015-12-05 11:00:58 C 04 34 24.514 +14 27 48.03 L F51
2015-12-05 11:01:55 C 04 34 24.529 +14 27 47.75 L F51
2015-12-05 11:18:16 C 04 34 25.007 +14 27 42.95 L F51
2015-12-05 11:19:13 C 04 34 25.046 +14 27 42.69 L F51
2015-12-05 11:35:32 C 04 34 25.521 +14 27 37.92 L F51
2015-12-05 11:36:29 C 04 34 25.562 +14 27 37.78 L F51
2015-12-05 11:52:56 C 04 34 26.065 +14 27 32.96 L F51
2015-12-06 05:53:23 C 04 35 11.43 +14 22 29.3 o 691
2015-12-06 06:00:29 C 04 35 11.64 +14 22 27.1 o 691
2015-12-06 06:07:35 C 04 35 11.85 +14 22 25.4 o 691
2015-12-08 10:55:37 C 04 37 20.393 +14 08 52.71 L F51
2015-12-08 11:11:45 C 04 37 20.893 +14 08 48.58 L F51
2015-12-08 11:27:50 C 04 37 21.385 +14 08 44.48 L F51
2015-12-08 11:43:47 C 04 37 21.894 +14 08 40.18 L F51
2015-12-12 10:55:58 C 04 41 26.322 +13 47 45.08 L F51
2015-12-12 11:12:59 C 04 41 26.904 +13 47 41.57 L F51
2015-12-12 11:29:49 C 04 41 27.466 +13 47 38.05 L F51
2015-12-17 09:08:47 C 04 46 53.15 +13 29 07.6 o 291
2015-12-17 09:31:08 C 04 46 54.06 +13 29 04.4 o 291
2015-12-17 09:53:46 C 04 46 55.01 +13 29 01.2 o 291
2015-12-30 04:53:38 C 05 03 50.19 +13 22 49.1 o 711
2015-12-30 04:59:25 C 05 03 50.50 +13 22 49.6 o 711
2015-12-30 05:05:08 C 05 03 50.80 +13 22 49.9 o 711