2016 HD3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2399553000
Semi-major axis (a)0.9192264000 AU
Inclination (i)0.63337000°
Long. of Asc. Node (Ω)46.02026000°
Arg. of Perihelion (ω)301.75993000°
Mean Anomaly (M)199.53414000°
Mean Motion (n)1.1183309100°/day
Perihelion dist (q)0.69865320 AU
Aphelion dist (Q)1.13979960 AU
Orbital Period0.88132020 yr
Physical Parameters
H (abs. magnitude)27.83
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.640″
Uncertainty5
Orbit TypeAten
MOID0.000805 AU
Observations Used82
Radar Obs Used2
Oppositions1
Arc Total
First Observation Used
Last Observation Used2016-05-02
Observations (87)
Date Type RA Dec Mag Band Observatory
2016-04-30 04:45:40 C 13 46 08.26 -03 55 28.5 u 926
2016-04-30 07:21:56 C 13 40 16.31 -03 16 29.6 o 291
2016-04-30 07:22:15 C 13 40 15.59 -03 16 24.9 o 291
2016-04-30 07:22:31 C 13 40 14.95 -03 16 20.7 o 291
2016-04-30 09:20:43 C 13 35 33.20 -02 44 24.8 u 926
2016-04-30 09:23:24 C 13 35 26.63 -02 43 39.9 u 926
2016-04-30 09:26:08 C 13 35 20.13 -02 42 54.8 u 926
2016-04-30 22:09:36 C 13 01 51.12 +01 27 51.7 q J69
2016-04-30 22:16:14 C 13 01 28.29 +01 30 30.3 q J69
2016-04-30 22:22:51 C 13 01 05.41 +01 33 10.1 q J69
2016-04-30 22:29:29 C 13 00 42.43 +01 35 50.5 q J69
2016-04-30 23:00:51 C 12 58 53.19 +01 48 27.9 q J95
2016-04-30 23:03:59 C 12 58 42.18 +01 49 44.8 q J95
2016-04-30 23:06:57 C 12 58 31.73 +01 50 57.5 q J95
2016-05-01 07:26:43 C 12 26 42.99 +05 46 59.4 u 926
2016-05-01 07:29:01 C 12 26 32.55 +05 48 09.4 u 926
2016-05-01 07:31:19 C 12 26 22.10 +05 49 20.0 u 926
2016-05-01 07:33:39 C 12 26 11.59 +05 50 30.9 u 926
2016-05-01 07:35:56 C 12 26 01.11 +05 51 41.4 u 926
2016-05-01 07:38:16 C 12 25 50.54 +05 52 52.0 u 926
2016-05-01 08:03:44 C 12 23 54.38 +06 05 54.1 u 926
2016-05-01 08:06:02 C 12 23 43.83 +06 07 04.3 u 926
2016-05-01 08:08:22 C 12 23 33.25 +06 08 15.9 u 926
2016-05-01 08:23:44 C 12 22 22.69 +06 16 11.5 u 926
2016-05-01 08:26:03 C 12 22 12.11 +06 17 23.0 u 926
2016-05-01 08:28:21 C 12 22 01.43 +06 18 34.8 u 926
2016-05-01 08:49:25 C 12 20 24.36 +06 29 30.4 o 926
2016-05-01 08:50:52 C 12 20 17.77 +06 30 15.0 o 926
2016-05-01 08:52:16 C 12 20 11.18 +06 30 59.8 o 926
2016-05-02 04:00:54 C 10 33 31.90 +17 51 48.0 V I52
2016-05-02 04:01:31 C 10 33 27.54 +17 52 09.9 V I52
2016-05-02 04:02:06 C 10 33 23.26 +17 52 30.0 V I52
2016-05-02 04:02:42 C 10 33 19.01 +17 52 50.9 V I52
2016-05-02 06:49:16 C 10 13 38.79 +19 22 20.0 V I52
2016-05-02 06:49:41 C 10 13 35.72 +19 22 32.9 V I52
2016-05-02 06:50:07 C 10 13 32.53 +19 22 47.0 V I52
2016-05-02 06:50:33 C 10 13 29.47 +19 22 59.9 V I52
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-05-03 19:40:00 -78911.9401 4 Hz 2380 -1 -1
2016-05-03 19:50:00 8333460.61 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)