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
2019-01-04 13:14:41 C 15 21 50.32 +36 21 39.1 V 703
2021-12-01 12:04:51 C 12 04 38.04 +36 28 20.4 V G96
2021-12-01 12:12:20 C 12 04 39.26 +36 28 21.0 V G96
2021-12-01 12:19:47 C 12 04 40.48 +36 28 21.4 V G96
2021-12-01 12:27:15 C 12 04 41.70 +36 28 21.8 V G96
2024-11-20 14:01:23 C 11 25 44.012 +34 17 53.93 X F52
2024-11-20 14:16:52 C 11 25 46.261 +34 17 54.23 X F52
2024-11-20 14:32:19 C 11 25 48.479 +34 17 54.32 X F52
2024-11-20 14:47:45 C 11 25 50.697 +34 17 54.42 X F52
2025-12-16 01:26:21 C 21 35 40.736 +04 18 58.79 V V00
2025-12-16 01:34:25 C 21 35 42.594 +04 19 14.12 V V00
2025-12-16 01:42:28 C 21 35 44.444 +04 19 29.50 V V00
2025-12-16 01:50:31 C 21 35 46.288 +04 19 44.72 V V00