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
2024-12-10 04:36:39 C 04 17 53.322 +14 39 06.48 V 703
2024-12-10 07:24:23 C 04 17 22.987 +14 39 07.42 V T08
2024-12-10 07:38:20 C 04 17 20.369 +14 39 07.13 V T08
2024-12-10 07:40:28 C 04 17 19.21 +14 38 56.2 q U55
2024-12-10 07:42:58 C 04 17 19.502 +14 39 06.80 V T08
2024-12-10 07:48:55 C 04 17 17.61 +14 38 56.1 q U55
2024-12-10 07:57:32 C 04 17 16.769 +14 39 06.62 V T08
2024-12-10 07:58:16 C 04 17 15.84 +14 38 56.4 q U55
2024-12-10 09:57:12 C 04 16 54.185 +14 39 03.49 V T05
2024-12-10 10:02:28 C 04 16 53.220 +14 39 03.24 V T05
2024-12-10 10:11:07 C 04 16 51.569 +14 39 03.10 V T05
2024-12-10 10:40:31 C 04 16 46.013 +14 39 02.34 V T05
2024-12-11 04:08:32 C 04 13 33.755 +14 38 28.32 V 703
2024-12-11 04:11:47 C 04 13 33.197 +14 38 27.89 V 703
2024-12-11 04:15:02 C 04 13 32.545 +14 38 28.86 V 703
2024-12-11 04:18:17 C 04 13 31.937 +14 38 28.36 V 703
2024-12-11 07:40:34 C 04 12 54.077 +14 38 27.56 V T08
2024-12-11 07:44:41 C 04 12 53.297 +14 38 27.67 V T08
2024-12-11 07:53:47 C 04 12 51.538 +14 38 27.42 V T08
2024-12-11 08:02:23 C 04 12 49.865 +14 38 27.24 V T08
2024-12-16 09:41:49 C 03 48 37.558 +14 33 33.26 V T05
2024-12-16 09:46:30 C 03 48 36.518 +14 33 32.90 V T05
2024-12-16 09:55:43 C 03 48 34.524 +14 33 32.69 V T05
2024-12-16 10:10:13 C 03 48 31.397 +14 33 31.36 V T05
2024-12-16 10:18:09 C 03 48 29.657 +14 33 31.46 V T08
2024-12-16 10:22:10 C 03 48 28.817 +14 33 30.96 V T08
2024-12-16 10:36:32 C 03 48 25.697 +14 33 30.10 V T08
2024-12-16 21:42:18 C 03 46 05.990 +14 33 14.76 V M22
2024-12-16 21:48:55 C 03 46 04.565 +14 33 14.26 V M22
2024-12-16 21:59:20 C 03 46 02.304 +14 33 13.68 V M22
2024-12-16 22:16:59 C 03 45 58.445 +14 33 12.49 V M22
2024-12-16 23:30:52 C 03 45 42.986 +14 32 35.12 V Z80
2024-12-16 23:37:36 C 03 45 41.532 +14 32 35.30 V Z80
2024-12-16 23:44:19 C 03 45 40.078 +14 32 34.33 V Z80
2024-12-18 09:47:52 C 03 38 22.358 +14 30 41.98 V T05
2024-12-18 09:52:25 C 03 38 21.331 +14 30 41.72 V T05
2024-12-18 10:02:55 C 03 38 18.986 +14 30 41.04 V T05
2024-12-18 10:35:07 C 03 38 11.825 +14 30 38.48 V T05
2024-12-18 11:36:12 C 03 38 00.37 +14 30 29.2 V D29
2024-12-18 11:56:33 C 03 37 55.85 +14 30 28.1 V D29
2024-12-18 12:16:55 C 03 37 51.31 +14 30 26.9 V D29
2024-12-19 05:59:59 C 03 33 59.917 +14 29 18.87 X F51
2024-12-19 06:15:58 C 03 33 56.318 +14 29 17.95 X F51
2024-12-19 06:32:13 C 03 33 52.650 +14 29 16.97 X F51
2024-12-19 06:48:23 C 03 33 48.996 +14 29 15.98 X F51
2024-12-19 08:44:54 C 03 33 21.668 +14 29 00.53 V 703
2024-12-19 08:48:09 C 03 33 20.912 +14 29 00.06 V 703
2024-12-19 08:51:25 C 03 33 20.218 +14 28 59.02 V 703
2024-12-19 08:54:40 C 03 33 19.501 +14 28 59.63 V 703
2024-12-19 11:37:22 C 03 32 43.678 +14 28 53.51 V T08