2015 XH261

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5510314000
Semi-major axis (a)1.9527114000 AU
Inclination (i)4.39909000°
Long. of Asc. Node (Ω)78.44511000°
Arg. of Perihelion (ω)295.37651000°
Mean Anomaly (M)250.54247000°
Mean Motion (n)0.3611993800°/day
Perihelion dist (q)0.87670610 AU
Aphelion dist (Q)3.02871670 AU
Orbital Period2.72870820 yr
Physical Parameters
H (abs. magnitude)24.71
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.490″
Uncertainty9
Orbit TypeApollo
MOID0.022333 AU
Observations Used37
Oppositions1
Arc Total
First Observation Used
Last Observation Used2015-12-19
Observations (37)
Date Type RA Dec Mag Band Observatory
2015-12-09 12:05:34 C 05 29 24.981 +22 21 54.32 L F51
2015-12-09 12:08:22 C 05 29 24.930 +22 21 59.83 L F51
2015-12-09 12:25:33 C 05 29 24.633 +22 22 33.08 L F51
2015-12-09 12:28:20 C 05 29 24.590 +22 22 38.48 L F51
2015-12-09 12:45:31 C 05 29 24.310 +22 23 11.64 L F51
2015-12-09 12:48:18 C 05 29 24.271 +22 23 16.99 L F51
2015-12-09 13:05:32 C 05 29 24.008 +22 23 49.75 L F51
2015-12-09 13:08:18 C 05 29 23.969 +22 23 55.11 L F51
2015-12-09 23:13:41 C 05 29 29.94 +22 42 47.1 S 033
2015-12-09 23:17:06 C 05 29 29.87 +22 42 53.8 S 033
2015-12-09 23:20:30 C 05 29 29.81 +22 42 59.9 S 033
2015-12-09 23:23:54 C 05 29 29.81 +22 43 06.3 S 033
2015-12-10 00:49:52 C 05 29 28.85 +22 45 45.6 S 033
2015-12-10 00:53:16 C 05 29 28.79 +22 45 51.9 S 033
2015-12-10 00:56:41 C 05 29 28.77 +22 45 58.0 S 033
2015-12-10 01:00:07 C 05 29 28.71 +22 46 04.5 S 033
2015-12-10 03:00:37 C 05 29 27.73 +22 49 40.7 S 033
2015-12-10 03:04:01 C 05 29 27.72 +22 49 47.2 S 033
2015-12-10 03:07:25 C 05 29 27.69 +22 49 53.2 S 033
2015-12-10 03:10:50 C 05 29 27.70 +22 49 59.0 S 033
2015-12-10 03:14:15 C 05 29 27.66 +22 50 04.9 S 033
2015-12-10 12:35:26 C 05 29 29.968 +23 07 33.06 t 568
2015-12-10 12:37:00 C 05 29 29.944 +23 07 35.64 t 568
2015-12-10 12:38:35 C 05 29 29.917 +23 07 38.28 t 568
2015-12-10 12:40:06 C 05 29 29.893 +23 07 40.88 t 568
2015-12-10 12:41:38 C 05 29 29.870 +23 07 43.47 t 568
2015-12-10 12:43:11 C 05 29 29.847 +23 07 46.06 t 568
2015-12-11 10:19:31 C 05 29 33.20 +23 43 06.7 o 926
2015-12-11 10:31:47 C 05 29 33.01 +23 43 24.3 o 926
2015-12-11 10:43:56 C 05 29 32.85 +23 43 43.2 o 926
2015-12-14 09:10:45 C 05 29 40.74 +25 16 32.0 o 691
2015-12-14 09:14:43 C 05 29 40.69 +25 16 36.5 o 691
2015-12-14 09:18:41 C 05 29 40.59 +25 16 41.4 o 691
2015-12-19 05:31:52 C 05 29 51.02 +26 57 57.6 V G96
2015-12-19 05:38:28 C 05 29 50.95 +26 58 02.5 V G96
2015-12-19 05:45:05 C 05 29 50.86 +26 58 06.6 V G96
2015-12-19 05:51:40 C 05 29 50.76 +26 58 11.8 V G96