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
2003-09-19 20:12:08 C 17 41 02.32 +20 27 14.7 c 113
2003-09-20 19:18:03 C 17 42 44.37 +22 33 14.6 r J87
2003-09-20 19:19:41 C 17 42 44.47 +22 33 23.5 r J87
2003-09-20 19:21:12 C 17 42 44.54 +22 33 31.9 r J87
2003-09-20 19:25:26 C 17 42 43.80 +22 33 22.7 o 084
2003-09-21 10:09:27 C 17 43 51.70 +23 55 30.5 300
2003-09-21 10:17:42 C 17 43 52.08 +23 56 15.6 300
2003-09-21 10:21:31 C 17 43 52.31 +23 56 36.8 300
2003-09-21 10:23:28 C 17 43 52.41 +23 56 48.3 300
2003-09-21 19:27:29 C 17 44 34.62 +24 46 49.8 c 054
2003-09-21 19:28:50 C 17 44 34.72 +24 46 56.6 c 054
2003-09-21 19:30:10 C 17 44 34.81 +24 47 04.5 c 054
2003-09-22 10:07:47 C 17 45 45.55 +26 09 54.9 300
2003-09-22 10:13:35 C 17 45 45.86 +26 10 29.5 300
2003-09-22 10:15:30 C 17 45 46.07 +26 10 39.2 300
2003-09-22 10:17:26 C 17 45 46.09 +26 10 50.1 300
2003-09-22 10:19:29 C 17 45 46.24 +26 11 02.6 300
2003-09-22 10:21:25 C 17 45 46.38 +26 11 13.5 300
2003-09-22 19:42:06 C 17 46 31.79 +27 03 26.2 o 084
2003-09-23 18:04:55 C 17 48 27.93 +29 11 37.7 o 084
2003-09-23 19:59:04 C 17 48 37.63 +29 22 47.6 r 940
2003-09-23 20:00:30 C 17 48 37.68 +29 22 56.7 r 940
2003-09-23 20:01:15 C 17 48 37.65 +29 23 02.0 r 940
2003-09-23 20:04:08 C 17 48 37.97 +29 23 18.3 r 940
2003-09-23 20:04:52 C 17 48 37.99 +29 23 22.8 r 940
2003-09-23 20:05:34 C 17 48 37.98 +29 23 27.1 r 940
2003-09-23 20:06:40 C 17 48 38.16 +29 23 32.8 r 940
2003-09-23 20:08:07 C 17 48 38.26 +29 23 40.2 r 940
2003-09-23 20:09:35 C 17 48 38.30 +29 23 49.5 r 940
2003-09-23 20:10:18 C 17 48 38.41 +29 23 53.2 r 940
2003-09-23 20:11:02 C 17 48 38.42 +29 23 57.0 r 940
2003-09-23 20:12:27 C 17 48 38.52 +29 24 05.7 r 940
2003-09-23 20:13:12 C 17 48 38.62 +29 24 09.8 r 940
2003-09-23 20:13:56 C 17 48 38.74 +29 24 13.5 r 940
2003-09-23 20:14:38 C 17 48 38.79 +29 24 17.5 r 940
2003-09-23 20:15:21 C 17 48 38.87 +29 24 21.3 r 940
2003-09-23 20:16:03 C 17 48 38.93 +29 24 25.0 r 940
2003-09-23 20:16:49 C 17 48 39.00 +29 24 28.6 r 940
2003-09-23 20:26:27 C 17 48 39.60 +29 25 25.8 r 940
2003-09-23 20:27:10 C 17 48 39.67 +29 25 29.3 r 940
2003-09-23 20:27:53 C 17 48 39.61 +29 25 33.4 r 940
2003-09-23 20:28:36 C 17 48 39.77 +29 25 36.8 r 940
2003-09-23 20:29:20 C 17 48 39.77 +29 25 41.1 r 940
2003-09-23 20:30:02 C 17 48 39.92 +29 25 45.1 r 940
2003-09-23 20:30:48 C 17 48 39.98 +29 25 49.0 r 940
2003-09-23 20:31:32 C 17 48 40.04 +29 25 52.8 r 940
2003-09-23 20:32:17 C 17 48 40.10 +29 25 57.1 r 940
2003-09-23 20:33:01 C 17 48 40.15 +29 26 01.2 r 940
2003-09-23 20:33:44 C 17 48 40.19 +29 26 04.9 r 940
2003-09-23 20:34:28 C 17 48 40.22 +29 26 09.3 r 940
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)