523821 (2011 RF)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2957072946 ± 5.68e-08
Semi-major axis (a)1.7664051087 AU ± 3.63e-09
Inclination (i)9.52331543° ± 4.72e-06
Long. of Asc. Node (Ω)233.48983461° ± 2.54e-05
Arg. of Perihelion (ω)107.63399169° ± 2.85e-05
Mean Anomaly (M)22.85448706° ± 8.22e-06
Mean Motion (n)0.4198332279°/day ± 1.29e-09
Perihelion dist (q)1.24406623 AU ± 1.00e-07
Aphelion dist (Q)2.28874398 AU ± 1.00e-07
Orbital Period2.34766145 yr ± 7.23e-09
Physical Parameters
H (abs. magnitude)20.52
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.206″
Uncertainty0
Orbit TypeAmor
MOID0.291615 AU
Observations Used120
Oppositions8
Arc Total2011-2025
First Observation Used2011-09-01
Last Observation Used2025-11-14
Observations (123)
Date Type RA Dec Mag Band Observatory
2011-09-25 20:44:45 C 23 53 26.75 +34 09 44.3 r A17
2011-09-25 21:01:36 C 23 53 27.15 +34 09 28.8 r A17
2011-09-26 22:47:48 C 23 54 12.45 +33 44 49.1 t 204
2011-09-26 23:01:38 C 23 54 12.76 +33 44 35.6 t 204
2011-09-26 23:15:31 C 23 54 13.08 +33 44 22.1 t 204
2011-09-28 19:44:36 C 23 55 34.14 +32 59 15.8 u 240
2011-09-28 19:56:53 C 23 55 34.42 +32 59 03.7 u 240
2011-09-28 20:06:05 C 23 55 34.64 +32 58 54.5 u 240
2011-09-28 21:07:38 C 23 55 36.16 +32 57 51.1 r A17
2011-09-28 21:24:31 C 23 55 36.57 +32 57 33.9 r A17
2011-09-28 21:41:25 C 23 55 36.97 +32 57 16.3 r A17
2011-10-06 03:52:29 C 00 01 04.08 +29 37 07.5 r 703
2011-10-06 04:04:28 C 00 01 04.36 +29 36 52.2 r 703
2011-10-06 04:14:05 C 00 01 04.54 +29 36 40.3 r 703
2011-10-06 04:23:46 C 00 01 04.87 +29 36 30.2 r 703
2011-10-08 03:48:17 C 00 02 38.96 +28 37 03.8 o H21
2011-10-08 03:55:17 C 00 02 39.15 +28 36 55.1 o H21
2011-10-08 04:02:16 C 00 02 39.33 +28 36 46.2 o H21
2011-10-08 04:09:16 C 00 02 39.51 +28 36 37.7 o H21
2011-10-09 05:24:09 C 00 03 30.54 +28 04 25.4 t H21
2011-10-09 05:34:44 C 00 03 30.81 +28 04 11.8 t H21
2011-10-09 05:45:31 C 00 03 31.12 +28 03 57.7 t H21
2011-10-09 05:57:42 C 00 03 31.45 +28 03 42.1 t H21
2011-10-19 06:20:45 C 00 12 30.872 +22 49 38.77 L F51
2011-10-19 06:40:42 C 00 12 31.556 +22 49 13.32 L F51
2011-10-19 07:00:41 C 00 12 32.229 +22 48 47.80 L F51
2011-10-19 07:20:48 C 00 12 32.904 +22 48 22.05 L F51
2011-10-29 20:46:14 C 00 23 42.95 +17 39 10.6 u 157
2011-10-29 21:00:10 C 00 23 43.53 +17 38 55.5 u 157
2011-11-02 02:38:23 C 00 27 32.62 +16 15 30.6 o H21
2011-11-02 02:45:40 C 00 27 32.95 +16 15 23.0 o H21
2011-11-02 02:53:09 C 00 27 33.29 +16 15 15.5 o H21
2011-11-02 02:59:52 C 00 27 33.59 +16 15 08.2 o H21
2011-11-02 03:06:18 C 00 27 33.89 +16 15 01.6 o H21
2013-04-16 00:43:30 C 13 13 05.74 -17 29 43.8 L W84
2013-04-16 00:49:28 C 13 13 05.41 -17 29 40.8 L W84
2013-04-16 00:55:26 C 13 13 05.10 -17 29 37.8 L W84
2013-04-16 01:01:28 C 13 13 04.77 -17 29 34.8 L W84
2013-04-17 00:17:47 C 13 11 50.24 -17 17 27.2 L W84
2013-04-17 00:23:42 C 13 11 49.92 -17 17 24.4 L W84
2013-04-17 00:29:39 C 13 11 49.62 -17 17 21.1 L W84
2013-04-17 00:35:34 C 13 11 49.28 -17 17 18.1 L W84
2013-05-07 09:59:22 C 12 49 04.440 -12 44 48.25 t 568
2013-05-07 10:04:45 C 12 49 04.240 -12 44 45.37 t 568
2013-05-07 10:10:07 C 12 49 04.043 -12 44 42.42 t 568
2013-05-08 09:37:15 C 12 48 15.245 -12 32 02.74 t 568
2013-05-08 09:42:37 C 12 48 15.052 -12 31 59.83 t 568
2013-05-08 09:47:59 C 12 48 14.857 -12 31 56.88 t 568
2015-05-17 06:08:22 C 10 03 09.58 +02 06 39.4 1 T09
2015-05-17 07:04:28 C 10 03 11.45 +02 06 41.7 1 T09