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
2003-10-28 18:07:31 C 01 20 59.54 +76 29 27.8 c 127
2003-10-29 01:40:18 C 01 25 38.93 +76 15 52.8 o 084
2003-10-30 01:13:12 C 01 39 51.84 +75 32 04.1 o 084
2003-10-31 08:03:02 C 01 55 49.21 +74 31 48.1 c H06
2003-10-31 08:16:20 C 01 55 54.91 +74 31 19.9 c H06
2003-10-31 08:31:39 C 01 56 01.61 +74 30 47.6 c H06
2003-11-01 17:52:42 C 02 10 36.74 +73 21 28.5 c 151
2003-11-01 17:54:02 C 02 10 37.26 +73 21 26.1 c 151
2003-11-01 17:55:18 C 02 10 37.67 +73 21 24.2 c 151
2003-11-01 17:56:43 C 02 10 38.30 +73 21 21.0 c 151
2003-11-01 17:57:21 C 02 10 38.55 +73 21 19.9 c 151
2003-11-01 17:59:43 C 02 10 39.37 +73 21 15.2 c 151
2003-11-01 18:00:50 C 02 10 39.83 +73 21 12.9 c 151
2003-11-01 18:01:54 C 02 10 40.22 +73 21 10.8 c 151
2003-11-01 20:08:44 C 02 11 23.14 +73 16 57.6 o 084
2003-11-02 18:37:43 C 02 19 39.14 +72 29 20.0 c 104
2003-11-02 18:40:39 C 02 19 40.18 +72 29 13.9 c 104
2003-11-02 18:43:04 C 02 19 41.05 +72 29 09.2 c 104
2003-11-02 18:45:38 C 02 19 41.86 +72 29 04.5 c 104
2003-11-02 20:18:55 C 02 20 10.98 +72 25 57.2 A30
2003-11-02 20:21:18 C 02 20 11.66 +72 25 51.4 A30
2003-11-02 20:24:52 C 02 20 12.95 +72 25 44.3 A30
2003-11-02 20:28:04 C 02 20 13.76 +72 25 38.4 A30
2003-11-02 23:31:49 C 02 21 11.38 +72 19 16.2 c 458
2003-11-02 23:52:09 C 02 21 17.30 +72 18 32.6 c 458
2003-11-02 23:55:18 C 02 21 18.30 +72 18 26.2 c 458
2003-11-03 00:25:27 C 02 21 25.42 +72 17 15.1 16.8 o 026
2003-11-03 00:32:08 C 02 21 27.44 +72 17 00.4 16.8 o 026
2003-11-03 00:36:08 C 02 21 28.62 +72 16 51.7 16.9 o 026
2003-11-03 00:40:08 C 02 21 29.81 +72 16 42.8 16.9 o 026
2003-11-03 00:44:09 C 02 21 31.02 +72 16 34.0 16.9 o 026
2003-11-03 00:46:08 C 02 21 31.60 +72 16 29.6 16.9 o 026
2003-11-03 00:50:08 C 02 21 32.80 +72 16 20.8 16.9 o 026
2003-11-03 00:54:08 C 02 21 33.99 +72 16 11.9 17.0 o 026
2003-11-03 01:02:08 C 02 21 36.34 +72 15 54.7 16.7 o 026
2003-11-03 18:49:39 C 02 27 23.82 +71 37 32.0 c 151
2003-11-03 18:51:27 C 02 27 24.27 +71 37 28.4 c 151
2003-11-03 18:52:10 C 02 27 24.45 +71 37 27.3 c 151
2003-11-03 18:53:51 C 02 27 25.00 +71 37 24.0 c 151
2003-11-03 18:55:03 C 02 27 25.33 +71 37 21.3 c 151
2003-11-03 18:57:02 C 02 27 25.87 +71 37 17.3 c 151
2003-11-03 19:00:26 C 02 27 26.84 +71 37 10.9 c 151
2003-11-03 19:03:02 C 02 27 27.65 +71 37 05.3 c 151
2003-11-04 20:01:08 C 02 34 27.79 +70 43 24.0 c 151
2003-11-04 20:04:45 C 02 34 28.57 +70 43 16.5 c 151
2003-11-04 20:06:13 C 02 34 28.98 +70 43 13.6 c 151
2003-11-04 20:08:19 C 02 34 29.48 +70 43 09.2 c 151
2003-11-04 20:08:53 C 02 34 29.63 +70 43 07.9 c 151
2003-11-04 20:12:00 C 02 34 30.30 +70 43 02.3 c 151
2003-11-04 20:14:20 C 02 34 30.93 +70 42 57.0 c 151
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)