IAA RAS IAA Minor Planet Database

216258 (2006 WH1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4850677492 ± 3.14e-08
Semi-major axis (a)1.6712799161 AU ± 5.67e-10
Inclination (i)2.63336005° ± 2.38e-06
Long. of Asc. Node (Ω)240.30357959° ± 1.87e-05
Arg. of Perihelion (ω)263.69685753° ± 2.10e-05
Mean Anomaly (M)248.01602114° ± 1.87e-06
Mean Motion (n)0.4561823570°/day ± 2.32e-10
Perihelion dist (q)0.86059593 AU ± 5.25e-08
Aphelion dist (Q)2.48196390 AU ± 5.25e-08
Orbital Period2.16059711 yr ± 1.10e-09
Physical Parameters
H (abs. magnitude)20.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.358″
Uncertainty0
Orbit TypeApollo
MOID0.023560 AU
Observations Used888
Radar Obs Used2
Oppositions7
Arc Total2006-2022
First Observation Used2006-10-23
Last Observation Used2022-05-26
Observations (947)
Date Type RA Dec Mag Band Observatory
2019-12-06 17:51:07 C 05 59 52.42 +16 20 14.2 – V C40
2019-12-06 18:06:59 C 05 59 55.71 +16 19 41.4 – V C40
2019-12-06 18:08:40 C 05 59 56.05 +16 19 38.0 – V C40
2019-12-06 18:09:16 C 05 59 56.17 +16 19 36.7 – V C40
2019-12-06 18:24:21 C 05 59 59.29 +16 19 05.3 – V C40
2019-12-06 18:33:22 C 06 00 01.14 +16 18 46.5 – V C40
2019-12-06 18:34:18 C 06 00 01.32 +16 18 44.6 – V C40
2019-12-06 18:36:02 C 06 00 01.69 +16 18 41.0 – V C40
2019-12-06 18:39:38 C 06 00 02.43 +16 18 33.4 – V C40
2019-12-06 18:44:09 C 06 00 03.35 +16 18 23.9 – V C40
2019-12-06 18:45:58 C 06 00 03.72 +16 18 20.2 – V C40
2019-12-06 18:47:46 C 06 00 04.09 +16 18 16.2 – V C40
2019-12-06 18:53:11 C 06 00 05.20 +16 18 05.0 – V C40
2019-12-06 19:28:24 C 06 00 12.35 +16 16 50.9 – V C40
2019-12-06 19:29:17 C 06 00 12.53 +16 16 49.2 – V C40
2019-12-06 19:30:12 C 06 00 12.71 +16 16 47.2 – V C40
2019-12-06 19:32:00 C 06 00 13.09 +16 16 43.3 – V C40
2019-12-06 19:36:32 C 06 00 14.00 +16 16 34.0 – V C40
2019-12-06 19:47:04 C 06 00 16.13 +16 16 11.7 – V C40
2019-12-06 19:47:59 C 06 00 16.31 +16 16 09.8 – V C40
2019-12-06 19:48:52 C 06 00 16.49 +16 16 07.9 – V C40
2019-12-06 19:50:40 C 06 00 16.85 +16 16 04.0 – V C40
2019-12-06 19:53:24 C 06 00 17.40 +16 15 58.2 – V C40
2019-12-06 19:57:55 C 06 00 18.32 +16 15 48.5 – V C40
2019-12-06 20:00:12 C 06 00 18.79 +16 15 43.8 – V C40
2019-12-06 20:01:07 C 06 00 18.96 +16 15 41.8 – V C40
2019-12-06 20:02:55 C 06 00 19.32 +16 15 37.9 – V C40
2019-12-06 20:04:43 C 06 00 19.69 +16 15 34.1 – V C40
2019-12-06 20:05:39 C 06 00 19.87 +16 15 32.1 – V C40
2019-12-06 20:06:32 C 06 00 20.06 +16 15 30.2 – V C40
2019-12-06 20:08:20 C 06 00 20.42 +16 15 26.4 – V C40
2019-12-06 20:09:15 C 06 00 20.61 +16 15 24.6 – V C40
2019-12-06 20:10:08 C 06 00 20.78 +16 15 22.5 – V C40
2019-12-06 20:11:04 C 06 00 20.97 +16 15 20.8 – V C40
2019-12-06 20:11:57 C 06 00 21.14 +16 15 18.8 – V C40
2019-12-06 20:13:45 C 06 00 21.51 +16 15 14.9 – V C40
2019-12-06 20:15:35 C 06 00 21.87 +16 15 10.9 – V C40
2019-12-06 20:17:23 C 06 00 22.23 +16 15 07.1 – V C40
2019-12-06 20:30:52 C 06 00 24.95 +16 14 38.5 – V C40
2019-12-06 20:31:47 C 06 00 25.12 +16 14 36.4 – V C40
2019-12-06 20:33:36 C 06 00 25.49 +16 14 32.6 – V C40
2019-12-06 20:34:29 C 06 00 25.66 +16 14 30.5 – V C40
2019-12-06 20:41:42 C 06 00 27.12 +16 14 15.2 – V C40
2019-12-06 20:42:37 C 06 00 27.29 +16 14 13.2 – V C40
2019-12-06 20:43:31 C 06 00 27.48 +16 14 11.2 – V C40
2019-12-06 20:44:26 C 06 00 27.65 +16 14 09.2 – V C40
2019-12-06 20:45:19 C 06 00 27.84 +16 14 07.4 – V C40
2019-12-06 20:46:14 C 06 00 28.02 +16 14 05.5 – V C40
2019-12-06 20:59:32 C 06 00 30.69 +16 13 36.8 – V C40
2019-12-06 21:01:20 C 06 00 31.04 +16 13 33.0 – V C40
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-12-13 05:15:00 63856438.1 4 us 2380 -1 -1
2019-12-13 06:03:00 63673115.25 0.4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)