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
2015-08-30 20:34:57 C 02 04 26.28 +58 45 45.1 t L04
2015-08-30 20:38:21 C 02 04 29.24 +58 45 59.4 t L04
2015-08-30 21:21:27 C 02 05 07.31 +58 48 42.3 q K38
2015-08-30 21:25:48 C 02 05 11.09 +58 49 00.6 q K38
2015-08-30 21:33:34 C 02 05 17.86 +58 49 33.1 q K38
2015-08-30 21:38:13 C 02 05 21.89 +58 49 52.7 q K38
2015-08-30 21:47:33 C 02 05 29.98 +58 50 31.6 q K38
2015-08-30 21:52:14 C 02 05 34.03 +58 50 51.2 q K38
2015-08-30 22:01:34 C 02 05 42.07 +58 51 30.0 q K38
2015-08-30 22:07:46 C 02 05 47.45 +58 51 55.8 q K38
2015-08-30 22:16:29 C 02 05 54.91 +58 52 32.0 q K38
2015-08-30 22:24:53 C 02 06 02.13 +58 53 06.7 q K38
2015-08-30 22:36:56 C 02 06 12.44 +58 53 56.5 q K38
2015-08-31 08:18:09 C 02 14 35.07 +59 30 08.3 u H21
2015-08-31 08:20:06 C 02 14 36.70 +59 30 15.2 u H21
2015-08-31 08:22:04 C 02 14 38.30 +59 30 22.3 u H21
2015-08-31 08:24:01 C 02 14 39.93 +59 30 29.4 u H21
2015-08-31 08:25:59 C 02 14 41.53 +59 30 36.3 u H21
2015-08-31 08:27:57 C 02 14 43.12 +59 30 43.4 u H21
2015-08-31 08:29:54 C 02 14 44.77 +59 30 50.2 u H21
2015-08-31 08:31:52 C 02 14 46.35 +59 30 57.3 u H21
2015-08-31 08:33:50 C 02 14 48.00 +59 31 04.2 u H21
2015-08-31 08:35:47 C 02 14 49.59 +59 31 11.2 u H21
2015-08-31 08:37:45 C 02 14 51.20 +59 31 18.1 u H21
2015-08-31 08:39:42 C 02 14 52.81 +59 31 25.0 u H21
2015-08-31 08:41:40 C 02 14 54.40 +59 31 32.0 u H21
2015-08-31 08:43:38 C 02 14 56.04 +59 31 38.8 u H21
2015-08-31 08:45:35 C 02 14 57.62 +59 31 45.9 u H21
2015-08-31 08:47:33 C 02 14 59.25 +59 31 52.7 u H21
2015-08-31 08:49:31 C 02 15 00.85 +59 31 59.5 u H21
2015-08-31 08:51:28 C 02 15 02.45 +59 32 06.6 u H21
2015-08-31 08:53:26 C 02 15 04.06 +59 32 13.4 u H21
2015-08-31 08:55:23 C 02 15 05.68 +59 32 20.3 u H21
2015-08-31 08:57:21 C 02 15 07.27 +59 32 27.2 u H21
2015-09-02 08:13:30 C 02 55 49.00 +61 39 25.4 u H21
2015-09-02 08:16:02 C 02 55 51.01 +61 39 30.9 u H21
2015-09-02 08:18:34 C 02 55 52.99 +61 39 36.3 u H21
2015-09-02 08:21:07 C 02 55 55.00 +61 39 41.9 u H21
2015-09-02 08:23:38 C 02 55 56.99 +61 39 47.2 u H21
2015-09-02 08:26:10 C 02 55 58.97 +61 39 52.6 u H21
2015-09-02 08:28:41 C 02 56 00.95 +61 39 58.0 u H21
2015-09-02 08:31:13 C 02 56 02.94 +61 40 03.4 u H21
2015-09-02 08:33:44 C 02 56 04.93 +61 40 08.7 u H21
2015-09-02 08:36:16 C 02 56 06.90 +61 40 14.0 u H21
2015-09-02 08:38:47 C 02 56 08.89 +61 40 19.4 u H21
2015-09-02 08:41:19 C 02 56 10.87 +61 40 24.7 u H21
2015-09-02 08:43:50 C 02 56 12.84 +61 40 30.0 u H21
2015-09-02 08:46:22 C 02 56 14.82 +61 40 35.2 u H21
2015-09-02 08:48:53 C 02 56 16.80 +61 40 40.6 u H21
2015-09-02 08:51:24 C 02 56 18.77 +61 40 45.8 u H21
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)