2015 SR20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4618912294 ± 8.64e-03
Semi-major axis (a)1.8040799762 AU ± 8.17e-04
Inclination (i)6.64568957° ± 5.09e-02
Long. of Asc. Node (Ω)354.97055831° ± 1.62e-01
Arg. of Perihelion (ω)317.32316633° ± 3.22e+00
Mean Anomaly (M)86.56538520° ± 2.47e+00
Mean Motion (n)0.4067426100°/day ± 2.76e-04
Perihelion dist (q)0.97075850 AU ± 1.56e-02
Aphelion dist (Q)2.63740550 AU ± 1.56e-02
Orbital Period2.42317290 yr ± 1.65e-03
Physical Parameters
H (abs. magnitude)25.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.311″
Uncertainty
Orbit TypeApollo
MOID0.023918 AU
Observations Used7
Oppositions1
Arc Total2015-2015
First Observation Used
Last Observation Used2015-09-24
Observations (7)
Date Type RA Dec Mag Band Observatory
2015-09-23 09:32:23 C 23 33 57.41 +05 19 33.0 q G96
2015-09-23 09:36:25 C 23 33 57.96 +05 19 49.2 q G96
2015-09-23 09:40:26 C 23 33 58.50 +05 20 06.3 q G96
2015-09-23 09:44:25 C 23 33 59.04 +05 20 22.1 q G96
2015-09-24 04:13:23 C 23 36 50.52 +06 32 59.9 q G96
2015-09-24 04:15:38 C 23 36 50.76 +06 33 08.6 q G96
2015-09-24 04:17:54 C 23 36 51.00 +06 33 16.7 q G96