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
2015-11-01 12:03:08 C 07 19 57.95 +51 47 51.6 q 448
2015-11-01 12:09:10 C 07 19 57.67 +51 47 49.7 q 448
2015-11-02 10:20:43 C 07 19 11.14 +51 41 17.1 u H21
2015-11-02 10:23:06 C 07 19 11.02 +51 41 16.4 u H21
2015-11-02 10:25:23 C 07 19 10.92 +51 41 15.6 u H21
2015-11-02 10:27:26 C 07 19 10.82 +51 41 15.1 u H21
2015-11-02 10:29:56 C 07 19 10.69 +51 41 14.3 u H21
2015-11-06 08:43:24 C 07 14 56.76 +51 13 34.0 q 703
2015-11-06 08:49:16 C 07 14 56.37 +51 13 32.3 q 703
2015-11-06 08:55:08 C 07 14 55.99 +51 13 30.9 q 703
2015-11-06 09:01:00 C 07 14 55.56 +51 13 29.5 q 703
2015-11-12 09:14:45 C 07 05 28.87 +50 27 59.7 q 703
2015-11-12 09:22:06 C 07 05 28.22 +50 27 58.0 q 703
2015-11-12 09:29:27 C 07 05 27.61 +50 27 55.5 q 703
2015-11-12 09:36:48 C 07 05 26.96 +50 27 52.9 q 703
2015-11-14 10:25:48 C 07 01 29.19 +50 10 36.5 u H21
2015-11-14 10:28:36 C 07 01 28.93 +50 10 35.3 u H21
2015-11-14 10:31:23 C 07 01 28.67 +50 10 34.3 u H21
2015-11-14 10:34:10 C 07 01 28.41 +50 10 33.2 u H21
2015-11-14 10:36:57 C 07 01 28.14 +50 10 32.0 u H21
2015-11-16 02:34:10 C 06 58 00.78 +49 55 23.5 q A17
2015-11-16 02:51:00 C 06 57 59.13 +49 55 17.0 q A17
2015-11-16 03:07:50 C 06 57 57.48 +49 55 10.3 q A17
2015-11-19 10:21:00 C 06 50 28.72 +49 22 19.3 q H45
2015-11-19 10:23:22 C 06 50 28.46 +49 22 18.3 q H45
2015-11-19 10:25:28 C 06 50 28.24 +49 22 17.3 q H45
2015-11-19 10:26:48 C 06 50 28.08 +49 22 16.5 q H45
2015-11-19 10:28:31 C 06 50 27.91 +49 22 15.7 q H45
2015-11-19 10:30:05 C 06 50 27.74 +49 22 15.1 q H45
2015-11-20 09:25:48 C 06 48 11.08 +49 11 52.5 q H45
2015-11-20 09:28:02 C 06 48 10.81 +49 11 51.5 q H45
2015-11-20 09:29:41 C 06 48 10.62 +49 11 50.6 q H45
2015-11-20 09:30:50 C 06 48 10.48 +49 11 50.3 q H45
2015-11-20 09:32:42 C 06 48 10.28 +49 11 49.3 q H45
2015-11-20 09:34:18 C 06 48 10.12 +49 11 48.7 q H45
2015-11-20 12:02:58 C 06 47 54.34 +49 10 39.6 q G96
2015-11-20 12:12:10 C 06 47 53.32 +49 10 35.1 q G96
2015-11-20 12:21:21 C 06 47 52.31 +49 10 30.4 q G96
2015-11-20 12:30:31 C 06 47 51.30 +49 10 25.8 q G96
2015-11-22 09:01:24 C 06 43 17.30 +48 49 00.1 q H45
2015-11-22 09:03:12 C 06 43 17.14 +48 48 59.3 q H45
2015-11-22 09:04:40 C 06 43 16.93 +48 48 58.6 q H45
2015-11-22 09:06:26 C 06 43 16.73 +48 48 57.9 q H45
2015-11-22 09:09:12 C 06 43 16.45 +48 48 56.6 q H45
2015-11-22 09:10:31 C 06 43 16.29 +48 48 55.8 q H45
2015-11-24 08:28:50 C 06 38 14.41 +48 24 18.9 u H21
2015-11-24 08:30:50 C 06 38 14.18 +48 24 18.0 u H21
2015-11-24 08:32:51 C 06 38 13.94 +48 24 16.8 u H21
2015-11-24 08:34:52 C 06 38 13.69 +48 24 15.8 u H21
2015-11-24 08:36:51 C 06 38 13.47 +48 24 14.7 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)