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
2024-10-03 10:41:19 C 05 27 25.636 +15 55 13.22 V G96
2024-10-03 10:48:50 C 05 27 25.938 +15 55 13.15 V G96
2024-10-03 10:56:22 C 05 27 26.150 +15 55 12.90 V G96
2024-10-03 11:03:55 C 05 27 26.384 +15 55 12.22 V G96
2024-10-03 13:26:15 C 05 27 31.353 +15 55 07.72 X F52
2024-10-03 14:00:39 C 05 27 32.459 +15 55 06.33 X F52
2024-10-03 14:18:02 C 05 27 33.024 +15 55 05.90 X F52
2024-10-07 12:49:12 C 05 30 35.592 +15 50 45.70 X F52
2024-10-07 13:06:28 C 05 30 36.081 +15 50 44.76 X F52
2024-10-07 13:23:45 C 05 30 36.563 +15 50 44.02 X F52
2024-11-12 11:06:39 C 05 30 15.382 +14 57 47.66 V T05
2024-11-12 11:11:53 C 05 30 15.108 +14 57 46.94 V T05
2024-11-12 11:19:45 C 05 30 14.784 +14 57 47.56 V T05
2024-11-12 12:43:38 C 05 30 10.618 +14 57 43.09 V T05
2024-11-12 12:44:17 C 05 30 10.570 +14 57 43.56 V T05
2024-11-12 12:44:56 C 05 30 10.543 +14 57 42.77 V T05
2024-11-12 12:45:35 C 05 30 10.601 +14 57 42.37 V T05
2024-11-14 06:15:43 C 05 28 10.042 +14 55 36.12 V G96
2024-11-14 06:23:47 C 05 28 09.595 +14 55 35.72 V G96
2024-11-14 06:31:52 C 05 28 09.156 +14 55 35.65 V G96
2024-11-14 06:39:57 C 05 28 08.735 +14 55 34.82 V G96
2024-11-20 10:45:20 C 05 18 36.846 +14 49 26.51 V 703
2024-11-20 10:48:37 C 05 18 36.691 +14 49 27.34 V 703
2024-11-20 10:51:53 C 05 18 36.414 +14 49 27.41 V 703
2024-11-20 10:55:11 C 05 18 36.148 +14 49 27.23 V 703
2024-11-20 12:11:11 C 05 18 30.629 +14 49 27.62 V T05
2024-11-20 12:15:17 C 05 18 30.274 +14 49 27.37 V T05
2024-11-20 12:23:07 C 05 18 29.659 +14 49 27.37 V T05
2024-11-20 12:37:31 C 05 18 28.435 +14 49 27.05 V T05
2024-11-21 10:50:04 C 05 16 41.776 +14 48 37.69 V 703
2024-11-21 10:53:20 C 05 16 41.444 +14 48 38.23 V 703
2024-11-21 10:56:37 C 05 16 41.164 +14 48 38.41 V 703
2024-11-21 10:59:54 C 05 16 40.897 +14 48 38.74 V 703
2024-11-21 12:14:19 C 05 16 35.177 +14 48 39.92 V T08
2024-11-21 12:18:20 C 05 16 34.824 +14 48 39.56 V T08
2024-11-21 12:27:38 C 05 16 33.974 +14 48 39.13 V T08
2024-11-21 12:42:22 C 05 16 32.743 +14 48 38.09 V T08
2024-11-21 13:20:24 C 05 16 29.452 +14 48 36.66 X F52
2024-11-21 13:33:32 C 05 16 28.317 +14 48 36.15 X F52
2024-11-21 13:46:34 C 05 16 27.188 +14 48 35.60 X F52
2024-11-22 09:52:55 C 05 14 45.395 +14 47 54.64 V G96
2024-11-22 10:00:21 C 05 14 44.740 +14 47 54.38 V G96
2024-11-22 10:07:47 C 05 14 44.074 +14 47 54.17 V G96
2024-11-22 10:15:12 C 05 14 43.408 +14 47 53.81 V G96
2024-11-22 12:06:22 C 05 14 34.003 +14 47 54.17 V T05
2024-11-22 12:10:30 C 05 14 33.636 +14 47 53.56 V T05
2024-11-22 12:59:50 C 05 14 29.134 +14 47 52.04 V T05
2024-11-22 13:15:32 C 05 14 27.703 +14 47 51.32 V T05
2024-11-25 07:07:40 C 05 08 16.577 +14 46 16.10 V W68
2024-11-25 07:12:55 C 05 08 16.018 +14 46 15.92 V W68