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
2003-11-04 23:23:02 C 02 35 15.00 +70 36 13.4 c 127
2003-11-04 23:33:50 C 02 35 17.49 +70 35 49.9 c 127
2003-11-06 06:42:07 C 02 42 46.80 +69 28 48.5 c 926
2003-11-06 06:44:31 C 02 42 46.51 +69 28 41.5 16.8 c 704
2003-11-06 06:44:34 C 02 42 47.31 +69 28 42.7 c 926
2003-11-06 06:47:07 C 02 42 47.83 +69 28 36.8 c 926
2003-11-06 07:02:44 C 02 42 49.78 +69 28 02.5 17.2 c 704
2003-11-06 07:21:12 C 02 42 53.32 +69 27 21.9 17.1 c 704
2003-11-06 07:39:44 C 02 42 56.64 +69 26 41.5 17.3 c 704
2003-11-06 07:59:18 C 02 43 00.45 +69 25 57.9 17.1 c 704
2003-11-06 13:17:24 C 02 44 14.67 +69 14 29.0 355
2003-11-06 13:26:55 C 02 44 16.33 +69 14 08.3 355
2003-11-06 13:29:53 C 02 44 16.91 +69 14 02.4 355
2003-11-06 13:32:50 C 02 44 17.41 +69 13 56.2 355
2003-11-06 23:34:48 C 02 46 22.05 +68 52 11.6 c 458
2003-11-06 23:39:42 C 02 46 23.31 +68 52 01.1 c 458
2003-11-07 14:18:49 C 02 49 16.24 +68 20 29.7 355
2003-11-07 14:22:05 C 02 49 16.81 +68 20 22.7 355
2003-11-07 14:25:41 C 02 49 17.27 +68 20 14.5 355
2003-11-07 14:29:12 C 02 49 17.86 +68 20 06.5 355
2003-11-07 22:42:23 C 02 50 48.82 +68 02 04.2 o 084
2003-11-16 13:30:56 C 03 15 52.00 +60 50 22.2 355
2003-11-16 13:36:19 C 03 15 52.31 +60 50 11.8 355
2003-11-16 13:41:05 C 03 15 52.59 +60 50 02.1 355
2003-11-16 13:45:13 C 03 15 52.77 +60 49 54.2 355
2003-11-19 06:04:52 C 03 20 22.49 +58 42 29.1 r 649
2003-11-19 06:10:09 C 03 20 22.74 +58 42 18.7 r 649
2003-11-19 06:15:27 C 03 20 22.96 +58 42 08.3 r 649
2003-11-20 16:46:14 C 03 22 30.54 +57 34 56.0 r 557
2003-11-20 17:05:03 C 03 22 31.58 +57 34 21.5 r 557
2003-11-20 17:23:52 C 03 22 32.58 +57 33 47.4 r 557
2003-11-21 01:43:50 C 03 22 55.14 +57 18 00.1 r 557
2003-11-21 02:16:05 C 03 22 56.67 +57 16 55.6 r 557
2003-11-21 02:45:38 C 03 22 58.11 +57 15 56.8 r 557
2003-11-21 03:15:14 C 03 22 59.59 +57 14 58.0 r 557
2003-11-21 03:44:47 C 03 23 01.11 +57 13 58.9 r 557
2003-11-21 04:17:02 C 03 23 02.85 +57 12 54.6 r 557
2003-11-21 04:57:19 C 03 23 05.12 +57 11 34.0 r 557
2003-11-21 17:39:00 C 03 23 52.22 +56 47 37.2 r 557
2003-11-21 18:09:29 C 03 23 53.69 +56 46 42.3 r 557
2003-11-21 18:39:42 C 03 23 55.09 +56 45 47.3 r 557
2003-11-21 19:16:33 C 03 23 56.73 +56 44 40.1 r 557
2003-11-21 19:35:38 C 03 23 57.91 +56 44 05.0 o A16
2003-11-21 19:38:02 C 03 23 57.64 +56 44 01.1 r 557
2003-11-21 19:56:02 C 03 23 58.78 +56 43 28.6 o A16
2003-11-21 20:12:23 C 03 23 59.58 +56 42 58.3 o A16
2003-11-21 20:24:38 C 03 24 00.04 +56 42 35.1 o A16
2003-11-21 20:28:44 C 03 24 00.20 +56 42 28.5 o A16
2003-11-21 20:32:48 C 03 24 00.42 +56 42 20.8 o A16
2003-11-22 01:55:50 C 03 24 13.00 +56 32 04.6 r 557
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)