206378 (2003 RB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4389834079 ± 2.51e-09
Semi-major axis (a)1.7882850163 AU ± 2.09e-10
Inclination (i)6.72381001° ± 8.43e-07
Long. of Asc. Node (Ω)317.11757796° ± 2.46e-06
Arg. of Perihelion (ω)44.08000456° ± 2.71e-06
Mean Anomaly (M)91.84604054° ± 4.34e-07
Mean Motion (n)0.4121517703°/day ± 7.22e-11
Perihelion dist (q)1.00325757 AU ± 4.50e-09
Aphelion dist (Q)2.57331247 AU ± 4.51e-09
Orbital Period2.39141587 yr ± 4.19e-10
Physical Parameters
H (abs. magnitude)18.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.299″
Uncertainty0
Orbit TypeApollo
MOID0.043495 AU
Observations Used1404
Radar Obs Used8
Oppositions8
Arc Total2002-2026
First Observation Used2002-02-13
Last Observation Used2026-02-24
Observations (1442)
Date Type RA Dec Mag Band Observatory
2015-08-20 22:35:44 C 23 15 03.79 +25 22 13.1 q B18
2015-08-20 22:36:08 C 23 15 03.95 +25 22 17.3 q B18
2015-08-20 22:36:30 C 23 15 04.11 +25 22 21.7 q B18
2015-08-20 22:36:53 C 23 15 04.28 +25 22 26.0 q B18
2015-08-20 22:37:16 C 23 15 04.46 +25 22 30.5 q B18
2015-08-20 22:37:39 C 23 15 04.62 +25 22 34.6 q B18
2015-08-20 22:38:02 C 23 15 04.79 +25 22 39.0 q B18
2015-08-20 23:49:24 C 23 15 36.38 +25 36 08.7 q B18
2015-08-20 23:49:47 C 23 15 36.55 +25 36 12.8 q B18
2015-08-20 23:50:09 C 23 15 36.72 +25 36 17.3 q B18
2015-08-20 23:50:33 C 23 15 36.89 +25 36 21.7 q B18
2015-08-20 23:50:55 C 23 15 37.05 +25 36 25.9 q B18
2015-08-20 23:51:19 C 23 15 37.23 +25 36 30.2 q B18
2015-08-20 23:51:41 C 23 15 37.39 +25 36 34.6 q B18
2015-08-20 23:52:04 C 23 15 37.56 +25 36 38.7 q B18
2015-08-20 23:52:27 C 23 15 37.73 +25 36 43.0 q B18
2015-08-20 23:52:49 C 23 15 37.90 +25 36 47.4 q B18
2015-08-20 23:53:13 C 23 15 38.07 +25 36 51.6 q B18
2015-08-20 23:53:35 C 23 15 38.24 +25 36 56.1 q B18
2015-08-20 23:53:58 C 23 15 38.41 +25 37 00.2 q B18
2015-08-20 23:54:21 C 23 15 38.58 +25 37 04.8 q B18
2015-08-20 23:54:44 C 23 15 38.75 +25 37 08.9 q B18
2015-08-20 23:55:07 C 23 15 38.93 +25 37 13.4 q B18
2015-08-20 23:55:30 C 23 15 39.10 +25 37 17.6 q B18
2015-08-20 23:55:52 C 23 15 39.26 +25 37 22.0 q B18
2015-08-20 23:56:16 C 23 15 39.43 +25 37 26.1 q B18
2015-08-20 23:56:38 C 23 15 39.61 +25 37 30.6 q B18
2015-08-20 23:57:02 C 23 15 39.77 +25 37 34.8 q B18
2015-08-20 23:57:24 C 23 15 39.95 +25 37 39.2 q B18
2015-08-20 23:57:47 C 23 15 40.11 +25 37 43.4 q B18
2015-08-20 23:58:10 C 23 15 40.29 +25 37 47.9 q B18
2015-08-20 23:58:33 C 23 15 40.45 +25 37 52.1 q B18
2015-08-20 23:58:56 C 23 15 40.61 +25 37 56.1 q B18
2015-08-20 23:59:19 C 23 15 40.79 +25 38 00.7 q B18
2015-08-20 23:59:41 C 23 15 40.96 +25 38 05.1 q B18
2015-08-21 00:00:04 C 23 15 41.13 +25 38 09.3 q B18
2015-08-21 00:00:27 C 23 15 41.31 +25 38 13.7 q B18
2015-08-21 00:00:50 C 23 15 41.48 +25 38 18.0 q B18
2015-08-21 00:01:13 C 23 15 41.64 +25 38 22.2 q B18
2015-08-21 00:01:35 C 23 15 41.81 +25 38 26.5 q B18
2015-08-21 00:01:59 C 23 15 41.98 +25 38 30.8 q B18
2015-08-21 00:02:21 C 23 15 42.15 +25 38 35.1 q B18
2015-08-21 00:02:45 C 23 15 42.32 +25 38 39.3 q B18
2015-08-21 00:03:07 C 23 15 42.49 +25 38 43.7 q B18
2015-08-21 00:03:30 C 23 15 42.67 +25 38 48.1 q B18
2015-08-21 00:03:53 C 23 15 42.83 +25 38 52.3 q B18
2015-08-21 00:04:16 C 23 15 43.01 +25 38 56.9 q B18
2015-08-21 00:04:39 C 23 15 43.17 +25 39 00.9 q B18
2015-08-21 00:05:02 C 23 15 43.34 +25 39 05.3 q B18
2015-08-21 00:05:25 C 23 15 43.52 +25 39 09.7 q B18
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-08-17 07:10:00 215783.582 0.4 Hz 8560 -14 -14
2015-08-17 07:30:00 58158178.08 3 us 8560 -14 -14
2015-08-17 08:00:00 58113634.31 1 us 8560 -14 -14
2015-08-18 05:05:00 48462.7693 0.1 Hz 2380 -1 -1
2015-08-18 05:50:00 56381147.98 0.5 us 2380 -1 -1
2015-08-20 09:40:00 74891.613 0.3 Hz 8560 -14 -14
2015-08-20 09:50:00 53653534.82 3 us 8560 -14 -14
2015-08-25 09:30:00 55329017.858 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)