2003 WH98

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5335942113
Semi-major axis (a)2.1296261802 AU
Inclination (i)3.52406410°
Long. of Asc. Node (Ω)68.62652558° ± 5.00e+00
Arg. of Perihelion (ω)353.65244171° ± 6.00e+00
Mean Anomaly (M)26.02781876°
Mean Motion (n)0.3171373800°/day
Perihelion dist (q)0.99326980 AU
Aphelion dist (Q)3.26599280 AU
Orbital Period3.10782550 yr
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual1.323″
Uncertainty
Orbit TypeApollo
MOID0.007022 AU
Observations Used40
Oppositions1
Arc Total2003-2003
First Observation Used
Last Observation Used2003-11-30
Observations (40)
Date Type RA Dec Mag Band Observatory
2003-11-26 03:11:27 C 01 27 57.92 -16 02 18.3 19.3 c 704
2003-11-26 03:29:20 C 01 28 23.85 -15 58 53.6 19.5 c 704
2003-11-26 03:47:10 C 01 28 49.77 -15 55 27.0 19.5 c 704
2003-11-26 04:05:08 C 01 29 16.05 -15 51 57.3 19.7 c 704
2003-11-27 04:51:05 C 02 15 38.45 -09 43 52.2 c 926
2003-11-27 04:51:24 C 02 15 39.08 -09 43 47.8 c 926
2003-11-27 04:51:47 C 02 15 39.76 -09 43 41.3 c 926
2003-11-27 07:42:33 C 02 21 30.17 -08 50 13.4 c 926
2003-11-27 07:42:52 C 02 21 30.84 -08 50 07.0 c 926
2003-11-27 07:43:13 C 02 21 31.57 -08 50 00.0 c 926
2003-11-27 21:34:13 C 02 55 20.75 -04 00 24.8 r J95
2003-11-27 21:42:55 C 02 55 42.08 -03 57 03.8 r J95
2003-11-27 22:00:30 C 02 56 25.19 -03 50 18.8 r J95
2003-11-27 22:10:05 C 02 56 48.74 -03 46 36.9 r J95
2003-11-28 04:20:04 C 03 13 24.44 -01 16 14.0 c 926
2003-11-28 04:20:40 C 03 13 25.88 -01 16 01.0 c 926
2003-11-28 04:20:59 C 03 13 26.73 -01 15 52.8 c 926
2003-11-28 07:20:11 C 03 20 58.37 -00 02 56.3 r 649
2003-11-28 07:20:59 C 03 21 00.46 -00 02 36.1 r 649
2003-11-28 07:21:46 C 03 21 02.54 -00 02 16.6 r 649
2003-11-28 07:22:35 C 03 21 04.63 -00 01 56.5 r 649
2003-11-28 07:23:21 C 03 21 06.73 -00 01 36.8 r 649
2003-11-28 08:19:07 C 03 23 41.21 +00 23 02.4 c 926
2003-11-28 08:19:26 C 03 23 42.06 +00 23 10.9 c 926
2003-11-28 08:19:50 C 03 23 43.26 +00 23 21.8 c 926
2003-11-28 22:13:52 C 04 04 14.68 +06 20 38.4 r 170
2003-11-28 22:16:22 C 04 04 21.67 +06 21 43.2 r 170
2003-11-28 22:31:00 C 04 05 02.49 +06 28 03.2 r 170
2003-11-28 22:31:53 C 04 05 04.95 +06 28 26.0 r 170
2003-11-29 05:28:39 C 04 25 45.90 +09 27 43.5 c 926
2003-11-29 05:28:58 C 04 25 46.91 +09 27 52.1 c 926
2003-11-29 05:29:17 C 04 25 47.85 +09 28 00.2 c 926
2003-11-29 07:25:35 C 04 31 10.79 +10 16 29.8 c 926
2003-11-29 07:26:05 C 04 31 12.25 +10 16 42.9 c 926
2003-11-29 07:26:26 C 04 31 13.15 +10 16 51.1 c 926
2003-11-29 09:24:16 C 04 36 39.79 +11 04 47.5 c 926
2003-11-29 09:24:57 C 04 36 41.52 +11 05 03.2 c 926
2003-11-30 08:28:01 C 05 41 31.50 +19 09 31.5 c 926
2003-11-30 08:28:24 C 05 41 32.32 +19 09 37.3 c 926
2003-11-30 08:28:41 C 05 41 33.06 +19 09 43.1 c 926