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
2015-08-28 08:09:42 C 01 12 15.35 +53 39 46.1 u H21
2015-08-28 08:12:13 C 01 12 17.32 +53 40 02.3 u H21
2015-08-28 08:14:45 C 01 12 19.28 +53 40 18.4 u H21
2015-08-28 08:17:15 C 01 12 21.24 +53 40 34.4 u H21
2015-08-28 08:19:46 C 01 12 23.19 +53 40 50.5 u H21
2015-08-28 08:22:48 C 01 12 25.54 +53 41 09.6 u H21
2015-08-28 20:04:31 C 01 22 25.11 +54 51 02.6 t 073
2015-08-28 20:30:27 C 01 22 46.76 +54 53 42.2 t 073
2015-08-28 20:59:33 C 01 23 10.81 +54 56 40.3 t 073
2015-08-28 21:32:35 C 01 23 37.96 +55 00 02.0 t 073
2015-08-28 21:39:54 C 01 23 44.44 +55 00 09.6 q C23
2015-08-28 21:42:22 C 01 23 46.52 +55 00 24.8 q C23
2015-08-28 21:46:05 C 01 23 49.64 +55 00 47.4 q C23
2015-08-28 21:49:23 C 01 23 52.38 +55 01 08.1 q C23
2015-08-28 21:52:17 C 01 23 54.78 +55 01 24.8 q C23
2015-08-28 21:59:55 C 01 24 00.30 +55 02 46.9 t 073
2015-08-28 22:29:47 C 01 24 24.58 +55 05 45.7 t 073
2015-08-28 22:59:39 C 01 24 48.68 +55 08 42.5 t 073
2015-08-28 23:30:06 C 01 25 13.33 +55 11 42.1 t 073
2015-08-29 00:08:32 C 01 25 44.25 +55 15 25.0 t 073
2015-08-29 20:49:07 C 01 43 40.49 +57 02 19.8 q K38
2015-08-29 20:55:20 C 01 43 45.88 +57 02 51.8 q K38
2015-08-29 21:01:31 C 01 43 51.24 +57 03 23.7 q K38
2015-08-29 21:07:43 C 01 43 56.60 +57 03 55.6 q K38
2015-08-29 21:13:56 C 01 44 01.95 +57 04 27.4 q K38
2015-08-29 21:20:09 C 01 44 07.30 +57 04 59.3 q K38
2015-08-29 21:26:21 C 01 44 12.63 +57 05 31.1 q K38
2015-08-29 21:32:34 C 01 44 17.95 +57 06 02.8 q K38
2015-08-29 21:38:45 C 01 44 23.27 +57 06 34.5 q K38
2015-08-29 21:44:58 C 01 44 28.59 +57 07 06.2 q K38
2015-08-29 22:21:30 C 01 44 59.70 +57 10 11.8 q K38
2015-08-29 22:29:53 C 01 45 06.82 +57 10 54.1 q K38
2015-08-29 22:42:13 C 01 45 17.26 +57 11 56.3 q K38
2015-08-29 22:46:38 C 01 45 21.68 +57 12 17.9 C95
2015-08-29 22:49:54 C 01 45 24.48 +57 12 34.4 C95
2015-08-29 22:52:05 C 01 45 26.19 +57 12 44.8 C95
2015-08-29 22:54:14 C 01 45 28.06 +57 12 55.9 C95
2015-08-29 22:56:15 C 01 45 29.09 +57 13 06.8 q K38
2015-08-29 22:56:21 C 01 45 29.84 +57 13 06.5 C95
2015-08-29 22:58:33 C 01 45 31.71 +57 13 17.7 C95
2015-08-29 23:00:42 C 01 45 33.46 +57 13 28.3 C95
2015-08-29 23:02:51 C 01 45 35.33 +57 13 39.3 C95
2015-08-29 23:05:01 C 01 45 37.12 +57 13 50.0 C95
2015-08-29 23:07:29 C 01 45 38.52 +57 14 02.8 q K38
2015-08-29 23:21:31 C 01 45 50.29 +57 15 12.6 q K38
2015-08-29 23:35:33 C 01 46 02.06 +57 16 22.3 q K38
2015-08-29 23:46:47 C 01 46 11.43 +57 17 17.7 q K38
2015-08-30 00:03:38 C 01 46 25.46 +57 18 40.4 q K38
2015-08-30 00:20:28 C 01 46 39.45 +57 20 02.6 q K38
2015-08-30 20:31:34 C 02 04 23.33 +58 45 30.9 t L04
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)