2017 WH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4544714090 ± 4.81e-08
Semi-major axis (a)2.1224374666 AU ± 2.53e-08
Inclination (i)3.55446711° ± 1.60e-06
Long. of Asc. Node (Ω)259.23975007° ± 2.76e-05
Arg. of Perihelion (ω)34.78456803° ± 3.47e-05
Mean Anomaly (M)276.25157081° ± 3.93e-06
Mean Motion (n)0.3187571396°/day ± 5.69e-09
Perihelion dist (q)1.15785032 AU ± 1.03e-07
Aphelion dist (Q)3.08702461 AU ± 1.09e-07
Orbital Period3.09209163 yr ± 5.52e-08
Physical Parameters
H (abs. magnitude)19.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.266″
Uncertainty0
Orbit TypeAmor
MOID0.144674 AU
Observations Used321
Oppositions4
Arc Total2017-2023
First Observation Used2017-11-17
Last Observation Used2023-11-06
Observations (341)
Date Type RA Dec Mag Band Observatory
2023-06-13 04:59:37 C 21 01 43.294 -13 18 25.56 V W68
2023-06-13 05:03:43 C 21 01 44.002 -13 18 20.30 V W68
2023-06-13 05:30:17 C 21 01 48.353 -13 17 40.78 V W68
2023-06-13 06:00:01 C 21 01 53.333 -13 16 57.97 V W68
2023-06-14 09:01:01 C 21 06 32.519 -12 37 21.04 V 703
2023-06-14 09:02:47 C 21 06 32.828 -12 37 19.63 V 703
2023-06-14 09:04:33 C 21 06 33.142 -12 37 18.01 V 703
2023-06-14 09:06:19 C 21 06 33.415 -12 37 15.35 V 703
2023-06-16 07:01:22 C 21 14 24.274 -11 26 59.39 V W68
2023-06-16 07:05:17 C 21 14 24.941 -11 26 53.63 V W68
2023-06-16 07:14:58 C 21 14 26.477 -11 26 38.62 V W68
2023-06-16 07:30:38 C 21 14 28.997 -11 26 14.86 V W68
2023-06-16 08:39:15 C 21 14 41.348 -11 25 04.04 V 703
2023-06-16 08:41:05 C 21 14 41.651 -11 25 01.27 V 703
2023-06-16 08:42:56 C 21 14 41.982 -11 24 58.64 V 703
2023-06-16 08:44:47 C 21 14 42.288 -11 24 55.26 V 703
2023-06-17 01:24:33 C 21 17 31.38 -10 58 44.1 Z M49
2023-06-17 01:29:40 C 21 17 32.19 -10 58 36.5 Z M49
2023-06-17 01:34:46 C 21 17 33.01 -10 58 28.5 Z M49
2023-06-17 08:26:33 C 21 18 43.326 -10 48 21.24 V 703
2023-06-17 08:28:21 C 21 18 43.621 -10 48 18.61 V 703
2023-06-17 08:30:10 C 21 18 43.877 -10 48 15.77 V 703
2023-06-17 08:31:59 C 21 18 44.244 -10 48 13.68 V 703
2023-06-18 00:15:03 B 21 21 22.850 -10 23 52.19 X K74
2023-06-18 00:31:14 B 21 21 25.531 -10 23 27.85 X K74
2023-06-18 00:47:24 B 21 21 28.114 -10 23 02.33 X K74
2023-06-18 01:14:22 C 21 21 32.57 -10 21 42.2 Z M49
2023-06-18 01:55:20 C 21 21 39.07 -10 20 38.4 Z M49
2023-06-18 02:36:19 C 21 21 45.56 -10 19 34.6 Z M49
2023-06-21 00:47:43 B 21 33 25.08 -08 29 29.3 Z M45
2023-06-21 01:06:51 B 21 33 28.10 -08 28 58.4 Z M45
2023-06-21 01:19:02 B 21 33 29.99 -08 28 38.9 Z M45
2023-06-21 08:18:05 C 21 34 39.658 -08 17 29.54 V U52
2023-06-21 08:24:20 C 21 34 40.666 -08 17 19.50 V U52
2023-06-22 08:24:06 C 21 38 34.757 -07 39 03.82 V U52
2023-06-22 08:30:21 C 21 38 35.611 -07 38 52.98 V U52
2023-06-23 19:11:09 C 21 44 08.38 -06 43 24.2 V D29
2023-06-23 19:36:36 C 21 44 12.20 -06 42 43.4 V D29
2023-06-24 08:57:51 C 21 46 20.280 -06 21 20.88 V 703
2023-06-24 08:59:37 C 21 46 20.622 -06 21 17.93 V 703
2023-06-24 09:01:23 C 21 46 20.860 -06 21 15.16 V 703
2023-06-24 09:03:09 C 21 46 21.097 -06 21 12.35 V 703
2023-06-25 01:07:52 B 21 48 52.95 -05 55 35.6 Z C95
2023-06-25 01:14:21 B 21 48 53.91 -05 55 24.7 Z C95
2023-06-25 01:20:14 B 21 48 54.82 -05 55 14.4 Z C95
2023-06-25 09:20:25 C 21 50 09.942 -05 42 23.90 V 703
2023-06-25 09:22:13 C 21 50 10.216 -05 42 19.87 V 703
2023-06-25 09:24:01 C 21 50 10.475 -05 42 16.42 V 703
2023-06-26 08:08:59 C 21 53 42.990 -05 05 57.08 V G96
2023-06-26 08:16:32 C 21 53 44.088 -05 05 44.95 V G96