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
2015-08-21 00:05:48 C 23 15 43.69 +25 39 14.0 q B18
2015-08-21 00:06:11 C 23 15 43.86 +25 39 18.5 q B18
2015-08-21 00:06:33 C 23 15 44.03 +25 39 22.7 q B18
2015-08-21 00:06:57 C 23 15 44.20 +25 39 27.1 q B18
2015-08-21 00:07:20 C 23 15 44.36 +25 39 31.1 q B18
2015-08-21 00:07:43 C 23 15 44.54 +25 39 35.5 q B18
2015-08-21 00:08:06 C 23 15 44.72 +25 39 40.0 q B18
2015-08-21 00:55:12 C 23 16 05.89 +25 48 31.1 q B18
2015-08-21 00:55:35 C 23 16 06.05 +25 48 35.2 q B18
2015-08-21 00:55:58 C 23 16 06.21 +25 48 39.4 q B18
2015-08-21 00:56:21 C 23 16 06.40 +25 48 43.8 q B18
2015-08-21 06:01:43 C 23 18 44.43 +26 46 40.2 P V78
2015-08-21 06:15:34 C 23 18 50.78 +26 49 18.9 P V78
2015-08-21 06:30:46 C 23 18 57.75 +26 52 13.2 P V78
2015-08-22 01:19:34 C 23 28 32.61 +30 25 27.0 q C23
2015-08-22 01:23:12 C 23 28 34.41 +30 26 07.8 q C23
2015-08-22 01:25:39 C 23 28 35.63 +30 26 35.5 q C23
2015-08-22 01:28:06 C 23 28 36.84 +30 27 03.1 q C23
2015-08-22 01:30:34 C 23 28 38.07 +30 27 30.9 q C23
2015-08-22 01:33:01 C 23 28 39.29 +30 27 58.6 q C23
2015-08-22 03:12:45 C 23 29 41.46 +30 46 35.7 q W19
2015-08-22 03:17:21 C 23 29 43.83 +30 47 28.9 q W19
2015-08-22 03:22:27 C 23 29 46.44 +30 48 27.5 q W19
2015-08-22 03:27:12 C 23 29 48.87 +30 49 21.9 q W19
2015-08-22 03:31:59 C 23 29 51.32 +30 50 16.8 q W19
2015-08-22 16:45:44 C 23 36 58.37 +33 18 56.8 o 300
2015-08-22 16:46:32 C 23 36 58.80 +33 19 05.6 o 300
2015-08-22 16:47:21 C 23 36 59.19 +33 19 14.6 o 300
2015-08-22 16:49:46 C 23 37 00.45 +33 19 41.5 o 300
2015-08-22 16:50:34 C 23 37 00.87 +33 19 50.2 o 300
2015-08-22 16:51:23 C 23 37 01.28 +33 19 59.3 o 300
2015-08-22 16:52:11 C 23 37 01.70 +33 20 08.1 o 300
2015-08-22 20:34:50 C 23 39 17.91 +34 00 03.1 K14
2015-08-22 20:39:54 C 23 39 20.74 +34 01 00.4 K14
2015-08-22 20:46:45 C 23 39 24.50 +34 02 17.3 K14
2015-08-22 22:24:58 C 23 40 16.79 +34 20 16.7 q C23
2015-08-22 22:28:35 C 23 40 18.74 +34 20 56.8 q C23
2015-08-22 22:31:02 C 23 40 20.09 +34 21 24.2 q C23
2015-08-22 22:33:29 C 23 40 21.43 +34 21 51.6 q C23
2015-08-22 22:35:56 C 23 40 22.77 +34 22 19.0 q C23
2015-08-22 22:38:24 C 23 40 24.13 +34 22 46.3 q C23
2015-08-23 05:46:19 C 23 44 32.75 +35 40 52.9 P V78
2015-08-23 05:53:47 C 23 44 36.86 +35 42 15.0 P V78
2015-08-23 06:00:35 C 23 44 40.63 +35 43 29.1 P V78
2015-08-23 19:06:16 C 23 52 34.77 +38 02 44.9 r 168
2015-08-23 19:08:46 C 23 52 36.25 +38 03 11.5 r 168
2015-08-23 19:09:01 C 23 52 41.12 +38 03 11.8 t 073
2015-08-23 19:39:48 C 23 52 59.69 +38 08 43.9 t 073
2015-08-23 19:41:46 C 23 52 55.77 +38 09 03.0 r 168
2015-08-23 19:44:46 C 23 52 57.54 +38 09 34.9 r 168
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)