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
2015-09-17 23:29:07 C 06 04 30.93 +60 38 28.6 q C23
2015-09-17 23:32:21 C 06 04 31.76 +60 38 26.1 q C23
2015-09-17 23:36:40 C 06 04 32.87 +60 38 23.0 q C23
2015-10-01 00:03:25 S 06 55 38.522 +56 57 57.92 L C51
2015-10-01 03:12:17 S 06 55 58.584 +56 56 03.26 L C51
2015-10-01 06:21:09 S 06 56 18.420 +56 54 09.04 L C51
2015-10-01 09:30:12 S 06 56 38.170 +56 52 15.42 L C51
2015-10-01 12:39:04 S 06 56 57.76 +56 50 22.5 L C51
2015-10-01 15:47:57 S 06 57 17.22 +56 48 29.4 L C51
2015-10-01 17:22:23 S 06 57 26.85 +56 47 33.1 L C51
2015-10-01 18:56:49 S 06 57 36.550 +56 46 36.88 L C51
2015-10-01 20:31:15 S 06 57 46.07 +56 45 40.7 L C51
2015-10-01 22:05:41 S 06 57 55.66 +56 44 44.9 L C51
2015-10-01 23:40:18 S 06 58 05.16 +56 43 49.2 L C51
2015-10-02 01:14:44 S 06 58 14.53 +56 42 53.1 L C51
2015-10-02 02:49:10 S 06 58 24.07 +56 41 57.8 L C51
2015-10-02 04:23:36 S 06 58 33.44 +56 41 01.5 L C51
2015-10-02 05:58:02 S 06 58 42.86 +56 40 06.7 L C51
2015-10-02 07:32:28 S 06 58 52.16 +56 39 11.0 L C51
2015-10-02 09:06:54 S 06 59 01.46 +56 38 15.7 L C51
2015-10-02 12:15:46 S 06 59 19.99 +56 36 22.5 L C51
2015-10-02 12:15:57 S 06 59 19.91 +56 36 25.6 L C51
2015-10-02 15:24:49 S 06 59 38.30 +56 34 36.8 L C51
2015-10-02 18:33:41 S 06 59 56.479 +56 32 46.68 L C51
2015-10-02 21:42:33 S 07 00 14.47 +56 30 57.0 L C51
2015-10-05 14:15:16 S 07 05 54.434 +55 55 08.94 L C51
2015-10-05 17:24:08 S 07 06 09.626 +55 53 28.72 L C51
2015-10-05 20:33:00 S 07 06 24.689 +55 51 47.88 L C51
2015-10-05 23:42:03 S 07 06 39.540 +55 50 08.45 L C51
2015-10-06 02:50:55 S 07 06 54.379 +55 48 29.09 L C51
2015-10-06 04:25:21 S 07 07 01.711 +55 47 39.05 L C51
2015-10-06 05:59:47 S 07 07 09.156 +55 46 48.86 L C51
2015-10-06 07:34:13 S 07 07 16.32 +55 46 00.0 L C51
2015-10-06 09:08:39 S 07 07 23.57 +55 45 10.3 L C51
2015-10-06 10:43:05 S 07 07 30.77 +55 44 21.7 L C51
2015-10-06 12:17:31 S 07 07 38.117 +55 43 31.84 L C51
2015-10-06 12:17:42 S 07 07 38.04 +55 43 32.9 L C51
2015-10-06 15:26:34 S 07 07 52.27 +55 41 54.6 L C51
2015-10-06 17:01:01 S 07 07 59.44 +55 41 05.4 L C51
2015-10-06 18:35:26 S 07 08 06.410 +55 40 16.97 L C51
2015-10-06 20:09:52 S 07 08 13.48 +55 39 28.0 L C51
2015-10-06 23:18:44 S 07 08 27.45 +55 37 50.3 L C51
2015-10-07 02:27:36 S 07 08 41.304 +55 36 14.00 L C51
2015-10-07 02:27:47 S 07 08 41.369 +55 36 14.47 L C51
2015-10-07 05:36:40 S 07 08 55.11 +55 34 37.8 L C51
2015-10-13 19:10:49 C 07 17 59.64 +54 21 18.3 o C94
2015-10-13 19:36:27 C 07 18 00.67 +54 21 09.4 o C94
2015-11-01 11:47:20 C 07 19 58.78 +51 47 56.5 q 448
2015-11-01 11:52:42 C 07 19 58.43 +51 47 54.7 q 448
2015-11-01 11:57:17 C 07 19 58.19 +51 47 53.2 q 448
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)