IAA RAS IAA Minor Planet Database

2020 AB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4113032000
Semi-major axis (a)1.6769393000 AU
Inclination (i)4.84751000°
Long. of Asc. Node (Ω)283.99324000°
Arg. of Perihelion (ω)157.48633000°
Mean Anomaly (M)263.36696000°
Mean Motion (n)0.4538664100°/day
Perihelion dist (q)0.98720880 AU
Aphelion dist (Q)2.36666980 AU
Orbital Period2.17158090 yr
Physical Parameters
H (abs. magnitude)26.03
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual1.020″
Uncertainty6
Orbit TypeApollo
MOID0.017118 AU
Observations Used66
Radar Obs Used2
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-01-19
Observations (89)
Date Type RA Dec Mag Band Observatory
2019-12-29 05:47:36 C 05 15 04.003 +61 53 50.30 – U I41
2019-12-29 05:48:06 C 05 15 05.806 +61 53 43.75 – U I41
2019-12-29 06:52:32 C 05 18 57.927 +61 39 06.69 – U I41
2019-12-29 06:53:02 C 05 18 59.810 +61 38 59.81 – U I41
2019-12-30 10:41:23 C 06 44 03.249 +53 11 43.20 – V F52
2019-12-30 11:02:13 C 06 44 47.045 +53 04 20.70 – V F52
2019-12-30 11:06:14 C 06 44 55.645 +53 02 53.78 – V F52
2020-01-01 06:04:52 C 07 53 19.51 +37 48 48.0 – U I41
2020-01-01 06:05:22 C 07 53 19.86 +37 48 38.4 – U I41
2020-01-01 06:14:06 C 07 53 28.33 +37 45 49.7 – U I41
2020-01-01 06:14:36 C 07 53 28.71 +37 45 40.2 – U I41
2020-01-01 06:46:14 C 07 53 58.04 +37 35 40.5 – U I41
2020-01-01 06:46:44 C 07 53 58.52 +37 35 30.8 – U I41
2020-01-01 07:03:55 C 07 54 14.48 +37 30 00.8 – U I41
2020-01-01 07:04:25 C 07 54 14.89 +37 29 51.1 – U I41
2020-01-01 07:28:17 C 07 54 36.48 +37 22 16.9 – U I41
2020-01-01 07:28:48 C 07 54 36.89 +37 22 07.3 – U I41
2020-01-01 07:44:20 C 07 54 50.72 +37 17 10.5 – U I41
2020-01-01 07:44:50 C 07 54 51.14 +37 17 01.0 – U I41
2020-01-01 07:51:41 C 07 54 57.25 +37 14 49.9 – U I41
2020-01-01 07:52:10 C 07 54 57.66 +37 14 40.2 – U I41
2020-01-01 08:30:04 C 07 55 30.93 +37 02 34.0 – U I41
2020-01-01 08:30:33 C 07 55 31.39 +37 02 25.3 – U I41
2020-01-01 09:07:03 C 07 56 03.02 +36 50 40.6 – U I41
2020-01-01 09:07:32 C 07 56 03.48 +36 50 30.9 – U I41
2020-01-01 09:32:06 C 07 56 24.58 +36 42 36.5 – U I41
2020-01-01 09:32:36 C 07 56 24.99 +36 42 26.8 – U I41
2020-01-01 09:44:25 C 07 56 35.21 +36 38 36.6 – U I41
2020-01-01 09:44:54 C 07 56 35.58 +36 38 26.9 – U I41
2020-01-01 09:45:54 C 07 56 36.42 +36 38 09.6 – U I41
2020-01-01 09:46:23 C 07 56 36.83 +36 37 59.2 – U I41
2020-01-01 09:56:52 C 07 56 45.81 +36 34 36.5 – U I41
2020-01-01 09:57:22 C 07 56 46.11 +36 34 26.7 – U I41
2020-01-01 12:06:58 C 07 58 54.556 +35 54 55.89 – V F51
2020-01-01 17:31:21 C 08 04 13.74 +34 07 46.5 – V K61
2020-01-01 17:33:28 C 08 04 15.64 +34 07 09.0 – V K61
2020-01-01 17:35:59 C 08 04 17.87 +34 06 25.6 – V K61
2020-01-01 17:39:22 C 08 04 20.85 +34 05 25.0 – V K61
2020-01-01 18:56:34 C 08 05 27.44 +33 42 48.1 – V A17
2020-01-01 19:13:20 C 08 05 41.47 +33 37 57.3 – V A17
2020-01-01 19:27:20 C 08 05 53.10 +33 33 55.1 – V A17
2020-01-01 19:42:29 C 08 06 07.56 +33 30 05.4 – V 104
2020-01-01 19:54:40 C 08 06 17.35 +33 26 35.8 – V 104
2020-01-01 20:06:50 C 08 06 27.04 +33 23 06.2 – V 104
2020-01-01 20:19:26 C 08 06 37.42 +33 19 20.2 – q C77
2020-01-01 20:23:19 C 08 06 40.51 +33 18 12.4 – q C77
2020-01-01 20:25:28 C 08 06 40.34 +33 17 15.4 – t 198
2020-01-01 20:27:44 C 08 06 42.15 +33 16 36.6 – t 198
2020-01-01 20:27:52 C 08 06 44.15 +33 16 56.0 – q C77
2020-01-01 20:30:37 C 08 06 44.41 +33 15 47.4 – t 198
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-01-03 05:48:00 -72330.2141 0.9 Hz 2380 -1 -1
2020-01-03 07:00:00 24434981.79 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)