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
2003-09-20 01:50:33 C 02 23 11.81 +15 43 15.9 c 599
2003-09-20 02:05:38 C 02 23 11.63 +15 43 03.4 c 599
2003-09-20 02:20:42 C 02 23 11.42 +15 42 51.0 c 599
2003-09-20 02:35:44 C 02 23 11.20 +15 42 38.0 c 599
2003-09-22 22:17:13 C 02 22 14.28 +14 43 05.2 c 246
2003-09-22 22:19:05 C 02 22 14.26 +14 43 04.6 c 246
2003-09-22 22:22:03 C 02 22 14.11 +14 43 00.4 c 246
2003-09-22 22:24:40 C 02 22 14.12 +14 42 59.6 c 246
2003-09-22 22:26:30 C 02 22 14.13 +14 42 57.9 c 246
2003-09-22 22:28:31 C 02 22 14.08 +14 42 56.0 c 246
2003-09-23 20:31:37 C 02 21 50.85 +14 22 09.6 d A50
2003-09-23 20:36:40 C 02 21 50.72 +14 22 03.5 d A50
2003-09-23 20:41:43 C 02 21 50.59 +14 21 59.1 d A50
2003-09-23 20:46:46 C 02 21 50.60 +14 21 55.1 d A50
2003-09-24 23:12:14 C 02 21 19.59 +13 56 02.7 c 611
2003-09-24 23:17:26 C 02 21 19.49 +13 55 57.6 c 611
2003-09-24 23:58:14 C 02 21 18.52 +13 55 16.3 r J95
2003-09-25 00:17:00 C 02 21 18.12 +13 54 56.4 r J95
2003-09-25 00:36:36 C 02 21 17.69 +13 54 37.5 r J95
2003-09-25 06:35:33 C 02 21 10.29 +13 48 37.9 r H36
2003-09-25 06:53:49 C 02 21 09.83 +13 48 21.6 r H36
2003-09-25 21:41:15 C 02 20 50.64 +13 33 12.2 c 587
2003-09-25 21:45:52 C 02 20 50.50 +13 33 05.4 c 587
2003-09-27 01:53:40 C 02 20 10.58 +13 03 31.1 r 176
2003-09-27 01:57:00 C 02 20 10.49 +13 03 27.5 r 176
2003-09-27 02:00:20 C 02 20 10.40 +13 03 23.8 r 176
2003-09-27 02:03:40 C 02 20 10.31 +13 03 20.2 r 176
2003-09-28 10:08:06 C 02 19 20.17 +12 28 01.1 c 691
2003-09-28 10:48:23 C 02 19 18.98 +12 27 15.7 c 691
2003-09-28 11:28:33 C 02 19 17.80 +12 26 30.1 c 691
2003-10-14 21:20:30 C 02 01 54.27 +02 49 41.8 r 540
2003-10-15 20:33:25 C 02 00 28.20 +02 07 29.2 r 540
2003-10-15 20:43:55 C 02 00 27.54 +02 07 09.9 r 540
2003-10-16 06:17:40 C 01 59 51.28 +01 49 35.2 c 926
2003-10-16 06:20:25 C 01 59 51.10 +01 49 29.5 c 926
2003-10-16 06:23:13 C 01 59 50.87 +01 49 24.3 c 926
2003-10-19 06:18:50 C 01 55 05.12 -00 27 32.1 18.4 c 704
2003-10-19 06:35:16 C 01 55 03.98 -00 28 03.9 18.6 c 704
2003-10-19 06:51:48 C 01 55 02.75 -00 28 36.5 18.5 c 704
2003-10-19 07:07:59 C 01 55 01.60 -00 29 08.1 18.6 c 704
2003-10-19 07:24:29 C 01 55 00.42 -00 29 39.8 18.8 c 704
2003-10-23 05:15:44 C 01 48 14.37 -03 38 05.5 d 808
2003-10-23 05:21:00 C 01 48 13.95 -03 38 16.8 d 808
2003-10-23 05:28:00 C 01 48 13.39 -03 38 31.3 d 808
2003-10-23 05:35:00 C 01 48 12.86 -03 38 46.1 d 808
2003-11-05 04:11:17 C 01 23 02.78 -14 35 24.9 r 448
2003-11-05 04:24:05 C 01 23 01.66 -14 35 51.3 r 448
2003-11-05 04:38:09 C 01 23 00.43 -14 36 20.7 r 448
2003-11-18 03:25:56 C 00 58 16.52 -24 25 09.6 19.4 c 704
2003-11-18 03:43:54 C 00 58 15.07 -24 25 39.0 19.2 c 704