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
2003-12-16 01:34:51 C 03 46 10.89 +41 41 08.8 c J92
2003-12-16 01:37:52 C 03 46 10.99 +41 41 05.2 c J92
2003-12-16 01:43:57 C 03 46 11.17 +41 40 58.1 c J92
2003-12-16 23:44:32 C 03 47 00.91 +41 15 07.8 c J92
2003-12-16 23:47:36 C 03 47 01.06 +41 15 01.2 c J92
2003-12-16 23:50:38 C 03 47 01.15 +41 14 57.7 c J92
2003-12-16 23:53:39 C 03 47 01.14 +41 14 54.1 c J92
2003-12-17 00:11:01 C 03 47 01.70 +41 14 37.6 c J92
2003-12-17 19:51:50 C 03 47 47.70 +40 51 51.9 c J92
2003-12-17 19:57:56 C 03 47 47.88 +40 51 44.8 c J92
2003-12-17 20:00:57 C 03 47 48.00 +40 51 41.4 c J92
2003-12-17 20:09:14 C 03 47 48.21 +40 51 32.8 c J92
2003-12-17 20:12:15 C 03 47 48.33 +40 51 29.0 c J92
2003-12-17 20:15:18 C 03 47 48.54 +40 51 25.1 c J92
2003-12-17 20:18:19 C 03 47 48.57 +40 51 22.0 c J92
2003-12-17 21:02:42 C 03 47 50.03 +40 50 32.2 c J92
2003-12-17 21:05:43 C 03 47 50.13 +40 50 28.7 c J92
2003-12-17 21:08:46 C 03 47 50.17 +40 50 25.4 c J92
2003-12-17 21:11:49 C 03 47 50.33 +40 50 21.8 c J92
2003-12-17 21:30:00 C 03 47 50.94 +40 50 01.0 c J92
2003-12-17 21:49:02 C 03 47 51.45 +40 49 43.7 c J92
2003-12-17 21:52:05 C 03 47 51.59 +40 49 36.5 c J92
2003-12-17 21:56:00 C 03 47 51.72 +40 49 31.7 c J92
2003-12-17 21:59:02 C 03 47 51.84 +40 49 28.5 c J92
2003-12-17 22:05:06 C 03 47 52.07 +40 49 21.8 c J92
2003-12-17 22:08:09 C 03 47 52.14 +40 49 17.9 c J92
2003-12-17 22:11:10 C 03 47 52.17 +40 49 14.4 c J92
2003-12-18 19:07:13 C 03 48 41.07 +40 25 38.0 c J92
2003-12-18 19:10:14 C 03 48 41.26 +40 25 34.7 c J92
2003-12-18 19:13:16 C 03 48 41.34 +40 25 30.9 c J92
2003-12-18 19:16:19 C 03 48 41.42 +40 25 27.7 c J92
2003-12-18 19:22:23 C 03 48 41.62 +40 25 21.3 c J92
2003-12-18 19:25:26 C 03 48 41.74 +40 25 18.1 c J92
2003-12-18 19:28:28 C 03 48 41.80 +40 25 14.6 c J92
2003-12-18 19:31:29 C 03 48 41.95 +40 25 11.5 c J92
2003-12-21 17:17:05 C 03 51 26.44 +39 10 16.8 441
2003-12-21 17:25:54 C 03 51 26.89 +39 10 08.4 441
2003-12-28 20:01:03 C 03 58 42.18 +36 30 16.3 c J92
2003-12-28 20:04:06 C 03 58 42.51 +36 30 11.5 c J92
2003-12-28 20:07:09 C 03 58 42.69 +36 30 09.0 c J92
2003-12-28 20:25:28 C 03 58 43.45 +36 29 53.6 c J92
2003-12-28 21:06:51 C 03 58 45.15 +36 29 18.8 c J92
2003-12-28 21:30:33 C 03 58 46.05 +36 28 58.6 c J92
2003-12-28 23:18:47 C 03 58 50.58 +36 27 27.0 c J92
2003-12-28 23:22:20 C 03 58 50.69 +36 27 22.8 c J92
2003-12-28 23:25:54 C 03 58 50.91 +36 27 19.8 c J92
2003-12-28 23:29:28 C 03 58 50.98 +36 27 17.4 c J92
2003-12-30 04:35:36 C 04 00 11.13 +36 03 15.2 18.5 c 704
2003-12-30 04:54:15 C 04 00 11.93 +36 03 00.1 18.8 c 704
2003-12-30 05:11:24 C 04 00 12.52 +36 02 46.4 19.2 c 704
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)