373135 (2011 SD173)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4974722396 ± 2.45e-08
Semi-major axis (a)1.6525488596 AU ± 9.75e-09
Inclination (i)4.38544906° ± 6.34e-06
Long. of Asc. Node (Ω)203.02865563° ± 4.45e-05
Arg. of Perihelion (ω)59.65535233° ± 4.65e-05
Mean Anomaly (M)308.19435978° ± 2.24e-05
Mean Motion (n)0.4639602919°/day ± 4.11e-09
Perihelion dist (q)0.83045168 AU ± 4.07e-08
Aphelion dist (Q)2.47464604 AU ± 4.30e-08
Orbital Period2.12437638 yr ± 1.88e-08
Physical Parameters
H (abs. magnitude)19.52
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.327″
Uncertainty0
Orbit TypeApollo
MOID0.001881 AU
Observations Used193
Oppositions10
Arc Total1996-2015
First Observation Used1996-10-11
Last Observation Used2015-12-09
Observations (220)
Date Type RA Dec Mag Band Observatory
1996-10-11 12:56:31 C 00 56 19.67 +07 21 45.7 c 566
1996-10-11 13:08:54 C 00 56 18.76 +07 21 36.1 c 566
1996-10-11 13:21:08 C 00 56 17.94 +07 21 27.7 c 566
2011-09-24 10:12:19 C 03 39 29.66 +18 45 20.8 r G96
2011-09-24 10:20:32 C 03 39 29.44 +18 45 18.5 r G96
2011-09-24 10:28:50 C 03 39 29.16 +18 45 16.7 r G96
2011-09-24 10:37:08 C 03 39 28.90 +18 45 13.8 r G96
2011-09-24 10:51:28 C 03 39 28.44 +18 45 11.5 r G96
2011-09-24 10:59:32 C 03 39 28.18 +18 45 09.5 r G96
2011-09-24 11:15:43 C 03 39 27.68 +18 45 05.7 r G96
2011-09-24 11:25:25 C 03 39 27.38 +18 45 03.6 r G96
2011-09-24 11:32:48 C 03 39 27.16 +18 45 02.3 r G96
2011-09-24 11:40:13 C 03 39 26.92 +18 44 59.8 r G96
2011-09-24 11:47:43 C 03 39 26.68 +18 44 58.2 r G96
2011-09-24 11:57:41 C 03 39 26.35 +18 44 55.7 r G96
2011-09-24 12:00:27 C 03 39 26.31 +18 44 54.9 r G96
2011-09-24 12:03:15 C 03 39 26.23 +18 44 54.9 r G96
2011-09-24 12:06:01 C 03 39 26.14 +18 44 53.7 r G96
2011-09-26 08:26:35 C 03 38 03.91 +18 34 11.7 o 291
2011-09-26 08:34:58 C 03 38 03.54 +18 34 10.4 o 291
2011-09-26 08:43:23 C 03 38 03.33 +18 34 07.0 o 291
2011-09-29 08:32:56 C 03 35 27.19 +18 15 19.2 o 291
2011-09-29 08:38:49 C 03 35 26.99 +18 15 18.3 o 291
2011-09-29 08:46:48 C 03 35 26.62 +18 15 15.5 o 291
2011-09-30 11:18:25 C 03 34 21.76 +18 07 50.9 o 291
2011-09-30 11:24:26 C 03 34 21.44 +18 07 48.4 o 291
2011-09-30 11:30:28 C 03 34 21.21 +18 07 47.5 o 291
2011-10-01 08:03:09 C 03 33 29.03 +18 01 52.0 o H21
2011-10-01 08:20:07 C 03 33 28.24 +18 01 46.9 o H21
2011-10-01 08:37:38 C 03 33 27.44 +18 01 41.8 o H21
2011-10-02 08:23:33 C 03 32 24.06 +17 54 40.5 o H21
2011-10-02 08:36:33 C 03 32 23.45 +17 54 36.9 o H21
2011-10-02 08:44:33 C 03 32 23.23 +17 54 34.9 o H01
2011-10-02 08:50:46 C 03 32 22.76 +17 54 32.9 o H21
2011-10-02 08:54:18 C 03 32 22.76 +17 54 32.4 o H01
2011-10-02 09:06:41 C 03 32 22.17 +17 54 28.6 o H01
2011-10-02 09:14:27 C 03 32 21.80 +17 54 26.4 o H01
2011-10-20 11:14:31 C 03 06 10.26 +15 15 21.3 o 291
2011-10-20 11:17:35 C 03 06 09.97 +15 15 20.5 o 291
2011-10-20 11:20:38 C 03 06 09.82 +15 15 19.2 o 291
2011-10-21 09:24:17 C 03 04 35.10 +15 06 01.8 o 291
2011-10-21 09:30:23 C 03 04 34.68 +15 05 59.9 o 291
2011-10-22 09:13:20 C 03 02 51.88 +14 55 55.5 o 291
2011-10-22 09:16:23 C 03 02 51.64 +14 55 54.2 o 291
2011-10-22 09:19:28 C 03 02 51.40 +14 55 52.9 o 291
2011-10-23 07:20:44 C 03 01 15.52 +14 46 28.7 o 291
2011-10-23 07:23:47 C 03 01 15.30 +14 46 26.5 o 291
2011-10-23 07:26:54 C 03 01 15.05 +14 46 26.0 o 291
2011-10-24 12:07:34 C 02 59 08.51 +14 34 04.9 o 291
2011-10-24 12:10:37 C 02 59 08.33 +14 34 04.1 o 291