2011 SR25

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5981291336 ± 2.00e+00
Semi-major axis (a)2.8902441183 AU ± 3.00e+00
Inclination (i)23.99373246° ± 4.00e+00
Long. of Asc. Node (Ω)186.06250876° ± 5.00e+00
Arg. of Perihelion (ω)162.71417174° ± 6.00e+00
Mean Anomaly (M)320.32951561° ± 2.93e-01
Mean Motion (n)0.2005579600°/day ± 3.12e-01
Perihelion dist (q)1.16150470 AU ± 5.90e+00
Aphelion dist (Q)4.61953710 AU ± 7.51e+00
Orbital Period4.91432840 yr ± 7.65e+00
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.412″
Uncertainty3
Orbit TypeAmor
MOID0.171075 AU
Observations Used104
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-10-27
Observations (114)
Date Type RA Dec Mag Band Observatory
2011-10-14 06:36:54 C 23 44 06.92 -21 11 03.7 u 448
2011-10-15 03:10:39 C 23 48 28.22 -22 03 47.4 o H21
2011-10-15 03:17:56 C 23 48 29.69 -22 04 05.8 o H21
2011-10-15 03:25:08 C 23 48 31.15 -22 04 23.9 o H21
2011-10-16 02:54:02 C 23 53 19.93 -22 59 55.8 u I19
2011-10-16 03:06:08 C 23 53 22.34 -23 00 23.2 u I19
2011-10-16 03:16:31 C 23 53 24.31 -23 00 47.6 u I19
2011-10-21 06:47:45 C 00 16 32.55 -26 52 24.7 c 821
2011-10-21 06:52:08 C 00 16 33.31 -26 52 31.2 c 821
2011-10-21 06:57:28 C 00 16 34.18 -26 52 39.6 c 821
2011-10-27 12:57:40 C 00 40 06.79 -29 39 39.3 o 474
2011-10-27 13:01:49 C 00 40 07.40 -29 39 42.8 o 474
2011-10-27 13:08:10 C 00 40 08.25 -29 39 47.1 o 474
2011-10-27 13:13:09 C 00 40 08.88 -29 39 51.5 o 474