213869 (2003 SG170)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6030931980 ± 3.45e-08
Semi-major axis (a)1.8597744520 AU ± 6.50e-09
Inclination (i)37.00012295° ± 1.21e-05
Long. of Asc. Node (Ω)199.22701598° ± 7.60e-06
Arg. of Perihelion (ω)309.26423878° ± 8.80e-06
Mean Anomaly (M)208.16755671° ± 1.39e-05
Mean Motion (n)0.3886170583°/day ± 2.04e-09
Perihelion dist (q)0.73815713 AU ± 6.42e-08
Aphelion dist (Q)2.98139177 AU ± 6.50e-08
Orbital Period2.53624040 yr ± 1.33e-08
Physical Parameters
H (abs. magnitude)17.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.350″
Uncertainty0
Orbit TypeApollo
MOID0.128513 AU
Observations Used190
Oppositions12
Arc Total2003-2023
First Observation Used2003-09-20
Last Observation Used2023-11-13
Observations (212)
Date Type RA Dec Mag Band Observatory
2008-10-27 02:40:28 C 00 32 38.44 +00 11 02.5 o 691
2008-10-27 03:11:03 C 00 32 36.31 +00 10 17.7 o 691
2008-10-27 03:41:40 C 00 32 34.25 +00 09 33.5 o 691
2008-11-02 04:04:41 C 00 23 24.03 -03 17 24.3 r G96
2008-11-02 04:19:52 C 00 23 23.10 -03 17 45.6 r G96
2008-11-02 04:35:00 C 00 23 22.12 -03 18 06.7 r G96
2008-11-02 04:50:08 C 00 23 21.19 -03 18 28.0 r G96
2008-11-06 03:46:22 C 00 17 57.04 -05 28 19.3 r 703
2008-11-06 03:56:43 C 00 17 56.36 -05 28 32.7 r 703
2008-11-06 04:07:15 C 00 17 55.89 -05 28 48.4 r 703
2008-11-06 04:17:42 C 00 17 55.17 -05 29 01.4 r 703
2009-04-24 19:43:24 C 03 13 38.96 +74 57 59.1 v B03
2009-04-24 19:50:19 C 03 13 39.16 +74 59 14.2 v B03
2009-04-24 19:57:14 C 03 13 39.57 +75 00 29.3 v B03
2009-05-10 23:39:24 C 15 12 32.44 +68 55 37.4 v B40
2009-05-10 23:47:24 C 15 12 32.34 +68 55 16.0 v B40
2009-05-10 23:55:30 C 15 12 32.23 +68 54 54.4 v B40
2009-05-12 05:15:49 C 15 12 37.72 +67 40 18.0 o G56
2009-05-12 05:21:53 C 15 12 37.55 +67 40 03.9 o G56
2009-05-12 05:31:39 C 15 12 37.48 +67 39 40.9 o G56
2009-05-16 23:01:56 C 15 12 42.81 +63 34 28.5 o B88
2009-05-16 23:49:48 C 15 12 42.31 +63 32 55.8 o B88
2009-05-27 22:15:58 C 15 13 36.22 +56 35 17.1 o B09
2009-05-27 22:29:31 C 15 13 36.19 +56 34 58.1 o B09
2009-06-04 21:00:37 C 15 15 20.59 +52 32 27.2 o A13
2009-06-04 21:31:07 C 15 15 20.78 +52 31 51.4 o A13
2009-06-04 21:33:10 C 15 15 20.75 +52 31 50.1 o A13
2009-06-23 06:45:06 C 15 23 27.09 +44 22 44.4 r 703
2009-06-23 06:57:15 C 15 23 27.38 +44 22 33.3 r 703
2009-06-23 07:30:49 C 15 23 28.32 +44 21 56.3 r 703
2009-06-23 07:42:59 C 15 23 28.42 +44 21 45.1 r 703
2010-08-15 07:23:15 C 22 31 19.93 +29 04 27.6 o H21
2010-08-15 07:44:28 C 22 31 18.96 +29 04 22.2 o H21
2010-08-15 08:00:22 C 22 31 18.24 +29 04 19.5 o H21
2010-08-15 08:35:31 C 22 31 16.63 +29 04 12.2 o H21
2014-06-04 04:12:38 C 10 55 20.96 +39 39 46.1 q 703
2014-06-04 04:19:59 C 10 55 23.42 +39 39 48.6 q 703
2014-06-04 04:27:21 C 10 55 25.82 +39 39 49.5 q 703
2014-06-04 04:34:41 C 10 55 28.18 +39 39 53.0 q 703
2014-06-07 02:18:58 C 11 17 35.77 +39 51 42.5 u H21
2014-06-07 02:26:41 C 11 17 38.05 +39 51 43.0 u H21
2014-06-07 02:32:57 C 11 17 39.94 +39 51 43.2 u H21
2014-06-09 08:08:35 C 11 33 29.567 +39 49 57.66 L F51
2014-06-09 08:25:40 C 11 33 34.378 +39 49 55.56 L F51
2014-06-09 08:42:44 C 11 33 39.216 +39 49 52.95 L F51
2015-09-08 02:58:38 C 21 43 45.22 +25 38 05.6 u H21
2015-09-08 03:16:21 C 21 43 44.31 +25 37 56.2 u H21
2015-09-08 03:32:51 C 21 43 43.53 +25 37 46.6 u H21
2017-07-01 06:06:26 C 20 25 16.89 +35 04 57.6 u H21
2017-07-01 06:15:13 C 20 25 16.41 +35 04 59.2 u H21