2009 SG

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5123045693 ± 6.50e-08
Semi-major axis (a)2.3957807972 AU ± 1.59e-08
Inclination (i)39.70144674° ± 1.58e-05
Long. of Asc. Node (Ω)1.08477610° ± 3.11e-06
Arg. of Perihelion (ω)38.32394671° ± 2.43e-05
Mean Anomaly (M)117.68345814° ± 2.02e-05
Mean Motion (n)0.2657918480°/day ± 2.65e-09
Perihelion dist (q)1.16841135 AU ± 1.56e-07
Aphelion dist (Q)3.62315025 AU ± 1.58e-07
Orbital Period3.70826378 yr ± 3.70e-08
Physical Parameters
H (abs. magnitude)19.56
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.339″
Uncertainty0
Orbit TypeAmor
MOID0.241284 AU
Observations Used146
Oppositions12
Arc Total2009-2025
First Observation Used2009-09-16
Last Observation Used2025-03-24
Observations (149)
Date Type RA Dec Mag Band Observatory
2009-09-16 07:42:10 C 00 59 31.30 -09 52 34.1 r 703
2009-09-16 07:57:06 C 00 59 28.28 -09 51 36.7 r 703
2009-09-16 08:12:06 C 00 59 25.26 -09 50 39.3 r 703
2009-09-16 08:27:02 C 00 59 22.23 -09 49 41.6 r 703
2009-09-16 09:35:47 C 00 59 08.34 -09 45 16.4 r 703
2009-09-16 09:47:51 C 00 59 05.85 -09 44 29.0 r 703
2009-09-16 09:59:56 C 00 59 03.44 -09 43 42.3 r 703
2009-09-16 10:12:10 C 00 59 00.96 -09 42 55.0 r 703
2009-09-16 14:36:56 C 00 58 10.22 -09 25 44.1 r 900
2009-09-16 14:47:15 C 00 58 08.16 -09 25 03.5 r 900
2009-09-17 03:29:44 C 00 55 35.85 -08 34 29.8 r H26
2009-09-17 03:32:09 C 00 55 35.37 -08 34 20.4 r H26
2009-09-17 03:34:28 C 00 55 34.81 -08 34 09.3 r H26
2009-09-17 03:36:48 C 00 55 34.35 -08 34 00.9 r H26
2009-09-17 06:55:43 C 00 54 53.32 -08 20 31.1 c 854
2009-09-17 07:01:05 C 00 54 52.17 -08 20 09.4 c 854
2009-09-17 07:06:30 C 00 54 51.04 -08 19 47.3 c 854
2009-09-17 12:27:14 C 00 53 43.85 -07 57 47.3 v F65
2009-09-17 13:46:41 C 00 53 26.785 -07 52 18.42 V F51
2009-09-18 07:35:52 C 00 49 40.95 -06 37 07.5 o H55
2009-09-18 07:42:35 C 00 49 39.44 -06 36 38.5 o H55
2009-09-18 07:51:23 C 00 49 37.48 -06 36 00.5 o H55
2009-09-18 07:56:02 C 00 49 36.43 -06 35 40.5 o H55
2009-09-18 07:59:12 C 00 49 35.73 -06 35 26.8 o H55
2009-09-18 08:02:35 C 00 49 34.98 -06 35 12.2 o H55
2009-09-18 08:04:26 C 00 49 34.56 -06 35 04.2 o H55
2009-09-19 03:39:33 C 00 45 17.08 -05 08 41.1 r H26
2009-09-19 03:40:51 C 00 45 16.70 -05 08 36.6 r H26
2009-09-19 03:42:08 C 00 45 16.42 -05 08 27.1 r H26
2009-09-19 03:43:26 C 00 45 16.17 -05 08 23.0 r H26
2009-09-19 03:46:03 C 00 45 15.48 -05 08 11.5 r H26
2009-09-19 03:47:23 C 00 45 15.14 -05 08 05.2 r H26
2009-09-19 03:48:41 C 00 45 14.89 -05 07 59.4 r H26
2009-09-19 03:49:58 C 00 45 14.62 -05 07 52.8 r H26
2009-09-19 03:53:54 C 00 45 13.74 -05 07 35.2 r H26
2009-09-19 03:56:31 C 00 45 13.10 -05 07 23.9 r H26
2009-09-19 07:14:13 C 00 44 27.78 -04 52 25.1 r 703
2009-09-19 07:19:33 C 00 44 25.86 -04 52 04.1 o H55
2009-09-19 07:21:09 C 00 44 25.49 -04 51 56.7 o H55
2009-09-19 07:24:21 C 00 44 24.74 -04 51 42.0 o H55
2009-09-19 07:25:54 C 00 44 24.38 -04 51 34.9 o H55
2009-09-19 07:26:35 C 00 44 24.86 -04 51 29.0 r 703
2009-09-19 07:38:45 C 00 44 22.02 -04 50 33.9 r 703
2009-09-19 07:51:10 C 00 44 19.10 -04 49 37.3 r 703
2009-09-19 23:42:51 C 00 40 39.63 -03 36 23.7 w 204
2009-09-19 23:46:29 C 00 40 38.75 -03 36 06.8 w 204
2009-09-19 23:50:05 C 00 40 37.89 -03 35 50.0 w 204
2009-09-19 23:53:42 C 00 40 37.02 -03 35 32.8 w 204
2009-09-19 23:57:20 C 00 40 36.15 -03 35 15.8 w 204
2009-09-20 05:31:26 C 00 39 18.34 -03 08 51.3 17.8 c 704