537829 (2015 XY378)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4892935176 ± 1.25e-07
Semi-major axis (a)0.7101677130 AU ± 3.41e-09
Inclination (i)13.91941616° ± 9.38e-06
Long. of Asc. Node (Ω)1.19986706° ± 1.09e-04
Arg. of Perihelion (ω)265.68508269° ± 9.85e-05
Mean Anomaly (M)59.41604057° ± 4.36e-05
Mean Motion (n)1.6469138832°/day ± 1.19e-08
Perihelion dist (q)0.36268725 AU ± 8.89e-08
Aphelion dist (Q)1.05764817 AU ± 8.90e-08
Orbital Period0.59846862 yr ± 4.31e-09
Physical Parameters
H (abs. magnitude)19.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.269″
Uncertainty0
Orbit TypeAten
MOID0.197509 AU
Observations Used71
Oppositions7
Arc Total2015-2025
First Observation Used2015-12-15
Last Observation Used2025-12-16
Observations (163)
Date Type RA Dec Mag Band Observatory
2015-12-16 10:46:51 C 13 13 05.82 +44 44 48.6 q V37
2015-12-16 10:48:56 C 13 13 06.30 +44 44 49.4 q V37
2015-12-16 10:51:02 C 13 13 06.77 +44 44 50.4 q V37
2015-12-16 12:49:15 S 13 13 32.842 +44 45 32.94 L C51
2015-12-16 12:55:11 C 13 13 35.17 +44 45 38.0 o 926
2015-12-16 13:04:46 C 13 13 37.35 +44 45 41.7 o 926
2015-12-16 15:57:56 S 13 14 17.16 +44 46 37.2 L C51
2015-12-16 15:58:07 S 13 14 17.18 +44 46 38.9 L C51
2015-12-16 17:32:22 S 13 14 39.33 +44 47 10.6 L C51
2015-12-16 19:06:48 S 13 15 01.49 +44 47 42.6 L C51
2015-12-17 01:24:33 S 13 16 30.98 +44 49 53.1 L C51
2015-12-17 04:26:49 C 13 17 15.20 +44 50 50.3 q 204
2015-12-17 04:41:49 C 13 17 18.68 +44 50 55.7 q 204
2015-12-17 04:57:05 C 13 17 22.20 +44 51 01.3 q 204
2015-12-17 06:07:40 S 13 17 38.34 +44 51 27.4 L C51
2015-12-17 07:42:06 S 13 18 00.84 +44 51 57.3 L C51
2015-12-17 09:16:32 S 13 18 23.41 +44 52 30.6 L C51
2015-12-17 10:50:58 S 13 18 46.12 +44 53 00.2 L C51
2015-12-17 12:25:24 S 13 19 08.63 +44 53 32.3 L C51
2015-12-17 12:46:58 C 13 19 14.92 +44 53 42.2 u 926
2015-12-17 12:57:29 C 13 19 17.34 +44 53 45.9 u 926
2015-12-17 13:08:11 C 13 19 19.83 +44 53 49.8 u 926
2015-12-17 18:42:58 S 13 20 39.61 +44 55 33.0 L C51
2015-12-17 20:17:24 S 13 21 02.52 +44 56 03.6 L C51
2015-12-17 21:51:50 S 13 21 25.46 +44 56 34.4 L C51
2015-12-18 02:35:08 S 13 22 34.38 +44 58 02.6 L C51
2015-12-18 08:52:41 S 13 24 06.85 +44 59 59.9 L C51
2015-12-18 12:01:33 S 13 24 53.43 +45 00 57.3 L C51
2015-12-18 13:35:59 S 13 25 16.534 +45 01 24.13 L C51
2015-12-18 15:10:15 S 13 25 39.82 +45 01 52.3 L C51
2015-12-18 16:44:41 S 13 26 03.28 +45 02 22.0 L C51
2015-12-18 19:53:32 S 13 26 50.12 +45 03 14.9 L C51
2015-12-19 02:11:06 S 13 28 24.166 +45 05 03.80 L C51
2015-12-19 05:19:58 S 13 29 11.51 +45 05 57.1 L C51
2015-12-19 06:54:24 S 13 29 35.25 +45 06 22.5 L C51
2015-12-19 08:28:50 S 13 29 59.07 +45 06 49.5 L C51
2015-12-19 10:03:16 S 13 30 22.83 +45 07 14.9 L C51
2015-12-19 13:11:57 S 13 31 10.75 +45 08 05.7 L C51
2015-12-19 21:04:07 S 13 33 10.70 +45 10 10.5 L C51
2015-12-19 22:38:34 S 13 33 34.93 +45 10 35.0 L C51
2015-12-20 00:12:48 S 13 33 59.04 +45 10 58.7 L C51
2015-12-20 00:13:00 S 13 33 59.08 +45 10 58.8 L C51
2015-12-20 01:47:15 S 13 34 23.30 +45 11 22.2 L C51
2015-12-20 14:22:32 S 13 37 38.597 +45 14 24.61 L C51
2015-12-20 15:56:58 S 13 38 03.19 +45 14 46.8 L C51
2015-12-20 17:31:24 S 13 38 27.91 +45 15 07.4 L C51
2015-12-20 19:05:50 S 13 38 52.44 +45 15 29.1 L C51
2015-12-20 20:40:16 S 13 39 17.36 +45 15 50.5 L C51
2015-12-20 22:14:42 S 13 39 42.09 +45 16 13.1 L C51
2015-12-21 01:23:23 S 13 40 31.83 +45 16 53.4 L C51