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 00:50:52 C 23 05 03.31 +21 15 41.5 q 160
2015-08-20 00:53:13 C 23 05 04.29 +21 16 08.0 q 160
2015-08-20 01:34:29 C 23 05 21.42 +21 23 47.7 c A24
2015-08-20 01:34:52 C 23 05 21.55 +21 23 51.5 c A24
2015-08-20 06:08:19 C 23 07 28.48 +22 15 14.6 P V78
2015-08-20 06:13:46 C 23 07 30.75 +22 16 16.2 P V78
2015-08-20 06:19:21 C 23 07 33.08 +22 17 19.9 P V78
2015-08-20 22:19:19 C 23 14 56.56 +25 19 06.2 q B18
2015-08-20 22:19:43 C 23 14 56.72 +25 19 10.3 q B18
2015-08-20 22:20:05 C 23 14 56.89 +25 19 14.8 q B18
2015-08-20 22:20:28 C 23 14 57.06 +25 19 19.1 q B18
2015-08-20 22:20:51 C 23 14 57.23 +25 19 23.5 q B18
2015-08-20 22:21:14 C 23 14 57.38 +25 19 27.8 q B18
2015-08-20 22:21:38 C 23 14 57.56 +25 19 32.2 q B18
2015-08-20 22:22:00 C 23 14 57.73 +25 19 36.6 q B18
2015-08-20 22:22:23 C 23 14 57.91 +25 19 41.0 q B18
2015-08-20 22:22:47 C 23 14 58.07 +25 19 45.5 q B18
2015-08-20 22:23:09 C 23 14 58.24 +25 19 49.7 q B18
2015-08-20 22:23:32 C 23 14 58.40 +25 19 53.8 q B18
2015-08-20 22:23:55 C 23 14 58.59 +25 19 58.4 q B18
2015-08-20 22:24:18 C 23 14 58.74 +25 20 02.8 q B18
2015-08-20 22:24:42 C 23 14 58.92 +25 20 07.1 q B18
2015-08-20 22:25:04 C 23 14 59.08 +25 20 11.6 q B18
2015-08-20 22:25:27 C 23 14 59.25 +25 20 15.9 q B18
2015-08-20 22:25:50 C 23 14 59.42 +25 20 20.3 q B18
2015-08-20 22:26:13 C 23 14 59.58 +25 20 24.5 q B18
2015-08-20 22:26:36 C 23 14 59.75 +25 20 28.8 q B18
2015-08-20 22:26:59 C 23 14 59.92 +25 20 33.2 q B18
2015-08-20 22:27:21 C 23 15 00.09 +25 20 37.4 q B18
2015-08-20 22:27:44 C 23 15 00.25 +25 20 41.8 q B18
2015-08-20 22:28:07 C 23 15 00.43 +25 20 46.3 q B18
2015-08-20 22:28:30 C 23 15 00.60 +25 20 50.6 q B18
2015-08-20 22:28:53 C 23 15 00.76 +25 20 54.9 q B18
2015-08-20 22:29:15 C 23 15 00.93 +25 20 59.4 q B18
2015-08-20 22:29:39 C 23 15 01.09 +25 21 03.6 q B18
2015-08-20 22:30:01 C 23 15 01.27 +25 21 08.0 q B18
2015-08-20 22:30:25 C 23 15 01.44 +25 21 12.3 q B18
2015-08-20 22:30:47 C 23 15 01.59 +25 21 16.5 q B18
2015-08-20 22:31:10 C 23 15 01.77 +25 21 20.9 q B18
2015-08-20 22:31:33 C 23 15 01.94 +25 21 25.4 q B18
2015-08-20 22:31:56 C 23 15 02.11 +25 21 29.7 q B18
2015-08-20 22:32:19 C 23 15 02.28 +25 21 34.1 q B18
2015-08-20 22:32:41 C 23 15 02.44 +25 21 38.3 q B18
2015-08-20 22:33:04 C 23 15 02.61 +25 21 42.7 q B18
2015-08-20 22:33:27 C 23 15 02.78 +25 21 47.3 q B18
2015-08-20 22:33:50 C 23 15 02.94 +25 21 51.3 q B18
2015-08-20 22:34:13 C 23 15 03.11 +25 21 55.7 q B18
2015-08-20 22:34:36 C 23 15 03.28 +25 22 00.1 q B18
2015-08-20 22:34:58 C 23 15 03.45 +25 22 04.4 q B18
2015-08-20 22:35:22 C 23 15 03.62 +25 22 08.8 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)