170903 (2004 WS2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6030417176 ± 3.30e-08
Semi-major axis (a)1.3361479001 AU ± 6.38e-10
Inclination (i)8.26675841° ± 4.17e-06
Long. of Asc. Node (Ω)87.66363220° ± 1.02e-05
Arg. of Perihelion (ω)115.45701591° ± 1.08e-05
Mean Anomaly (M)163.19579838° ± 3.99e-06
Mean Motion (n)0.6381613179°/day ± 4.57e-10
Perihelion dist (q)0.53039498 AU ± 4.41e-08
Aphelion dist (Q)2.14190082 AU ± 4.41e-08
Orbital Period1.54447826 yr ± 1.11e-09
Physical Parameters
H (abs. magnitude)18.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.493″
Uncertainty0
Orbit TypeApollo
MOID0.029970 AU
Observations Used1190
Oppositions8
Arc Total2002-2025
First Observation Used2002-10-28
Last Observation Used2025-11-11
Observations (2130)
Date Type RA Dec Mag Band Observatory
2004-12-04 11:14:51 C 09 59 46.12 +13 02 43.2 d G72
2004-12-04 11:17:47 C 09 59 47.15 +13 02 40.2 d G72
2004-12-04 11:22:14 C 09 59 48.58 +13 02 36.2 d G72
2004-12-04 11:23:43 C 09 59 49.10 +13 02 34.6 d G72
2004-12-04 11:26:39 C 09 59 50.08 +13 02 33.3 d G72
2004-12-04 11:29:36 C 09 59 51.05 +13 02 30.6 d G72
2004-12-05 01:17:38 C 10 04 33.45 +12 50 33.9 c 246
2004-12-05 01:18:18 C 10 04 33.62 +12 50 33.4 c 246
2004-12-05 01:19:09 C 10 04 33.92 +12 50 32.3 c 246
2004-12-05 01:19:38 C 10 04 34.10 +12 50 31.9 c 246
2004-12-05 01:20:55 C 10 04 34.55 +12 50 30.6 c 246
2004-12-05 01:21:33 C 10 04 34.75 +12 50 30.5 c 246
2004-12-07 11:06:37 C 10 25 49.21 +11 53 40.5 r H41
2004-12-07 11:09:02 C 10 25 50.05 +11 53 37.9 r H41
2004-12-07 11:11:12 C 10 25 50.89 +11 53 35.8 r H41
2004-12-07 11:12:59 C 10 25 51.52 +11 53 33.2 r H41
2004-12-08 01:46:49 C 10 31 39.16 +11 37 00.0 c 246
2004-12-08 01:47:47 C 10 31 39.51 +11 36 58.8 c 246
2004-12-08 01:48:12 C 10 31 39.75 +11 36 58.3 c 246
2004-12-08 01:48:57 C 10 31 40.00 +11 36 57.4 c 246
2004-12-08 01:49:46 C 10 31 40.32 +11 36 56.5 c 246
2004-12-08 11:22:47 C 10 35 33.34 +11 25 45.6 18.0 c 704
2004-12-08 11:45:50 C 10 35 42.70 +11 25 17.7 18.2 c 704
2004-12-08 12:10:15 C 10 35 52.51 +11 24 48.3 18.3 c 704
2004-12-08 12:34:46 C 10 36 02.41 +11 24 18.6 18.2 c 704
2004-12-09 09:29:26 C 10 44 52.00 +10 57 54.1 18.8 c 704
2004-12-09 09:48:48 C 10 45 00.22 +10 57 31.5 18.9 c 704
2004-12-09 10:07:58 C 10 45 08.30 +10 57 07.0 18.8 c 704
2004-12-09 10:27:11 C 10 45 16.49 +10 56 43.8 18.5 c 704
2004-12-09 10:50:06 C 10 45 26.28 +10 56 13.0 17.8 c 704
2004-12-09 11:08:42 C 10 45 34.21 +10 55 48.6 18.0 c 704
2004-12-09 11:26:38 C 10 45 41.83 +10 55 24.6 18.0 c 704
2004-12-09 11:44:35 C 10 45 49.43 +10 55 01.4 17.9 c 704
2004-12-09 12:05:10 C 10 45 58.17 +10 54 34.8 18.1 c 704
2004-12-11 03:46:29 C 11 03 48.87 +09 58 07.4 r 170
2004-12-11 03:47:39 C 11 03 49.40 +09 58 06.1 r 170
2004-12-11 03:49:47 C 11 03 50.44 +09 58 02.9 r 170
2004-12-11 03:51:31 C 11 03 51.23 +09 57 59.7 r 170
2004-12-11 11:51:57 C 11 07 37.25 +09 45 41.6 c 670
2004-12-11 12:57:18 C 11 08 07.74 +09 43 59.0 c 670
2004-12-12 01:58:42 C 11 14 23.72 +09 22 59.2 d A56
2004-12-12 02:02:44 C 11 14 25.81 +09 22 51.4 d A56
2004-12-12 02:07:55 C 11 14 28.22 +09 22 43.3 d A56
2004-12-12 02:24:46 C 11 14 36.22 +09 22 16.1 d A56
2004-12-12 03:39:19 C 11 15 11.92 +09 20 12.3 c 246
2004-12-12 03:39:58 C 11 15 12.24 +09 20 11.3 c 246
2004-12-12 03:41:03 C 11 15 12.76 +09 20 09.4 c 246
2004-12-12 03:41:44 C 11 15 13.07 +09 20 08.3 c 246
2004-12-12 03:42:21 C 11 15 13.37 +09 20 07.5 c 246
2004-12-12 03:43:11 C 11 15 13.78 +09 20 06.1 c 246