2011 SB25

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3610108433 ± 5.28e-08
Semi-major axis (a)1.5078099681 AU ± 3.18e-09
Inclination (i)18.48935369° ± 1.58e-05
Long. of Asc. Node (Ω)341.47259096° ± 1.74e-05
Arg. of Perihelion (ω)125.17588240° ± 1.80e-05
Mean Anomaly (M)161.33229994° ± 1.20e-05
Mean Motion (n)0.5323439969°/day ± 1.69e-09
Perihelion dist (q)0.96347422 AU ± 7.97e-08
Aphelion dist (Q)2.05214572 AU ± 7.98e-08
Orbital Period1.85148379 yr ± 5.86e-09
Physical Parameters
H (abs. magnitude)21.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.256″
Uncertainty0
Orbit TypeApollo
MOID0.076732 AU
Observations Used112
Oppositions6
Arc Total2011-2025
First Observation Used2011-09-20
Last Observation Used2025-04-03
Observations (112)
Date Type RA Dec Mag Band Observatory
2025-03-18 19:35:14 C 07 39 30.65 +11 27 54.5 q L04
2025-03-18 19:41:13 C 07 39 31.86 +11 27 33.3 q L04
2025-03-25 03:46:44 C 08 06 53.536 +03 40 08.04 V G96
2025-03-25 03:54:54 C 08 06 54.778 +03 39 46.62 V G96
2025-03-25 04:03:04 C 08 06 56.016 +03 39 25.16 V G96
2025-03-25 04:11:13 C 08 06 57.262 +03 39 03.78 V G96
2025-03-26 05:46:44 C 08 10 59.187 +02 33 33.16 X F51
2025-03-26 06:03:06 C 08 11 01.576 +02 32 52.35 X F51
2025-03-26 06:19:37 C 08 11 03.984 +02 32 11.25 X F51
2025-04-03 03:59:46 C 08 37 21.000 -04 01 09.90 V 691
2025-04-03 04:14:33 C 08 37 22.780 -04 01 35.40 V 691
2025-04-03 04:29:21 C 08 37 24.540 -04 02 00.80 V 691