285944 (2001 RZ11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5063047856 ± 2.43e-09
Semi-major axis (a)2.1921919637 AU ± 8.71e-10
Inclination (i)53.10578838° ± 2.69e-06
Long. of Asc. Node (Ω)323.98124740° ± 4.93e-07
Arg. of Perihelion (ω)340.56864453° ± 2.34e-06
Mean Anomaly (M)174.70738575° ± 1.04e-06
Mean Motion (n)0.3036647661°/day ± 1.81e-10
Perihelion dist (q)1.08227468 AU ± 5.35e-09
Aphelion dist (Q)3.30210925 AU ± 5.49e-09
Orbital Period3.24577097 yr ± 1.93e-09
Physical Parameters
H (abs. magnitude)16.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.212″
Uncertainty0
Orbit TypeAmor
MOID0.088085 AU
Observations Used839
Radar Obs Used5
Gaia Obs Used57
Oppositions11
Arc Total2001-2017
First Observation Used2001-09-10
Last Observation Used2026-01-10
Observations (957)
Date Type RA Dec Mag Band Observatory
2014-08-08 09:03:06 C 02 28 17.43 -59 52 53.0 q W86
2014-08-08 09:04:17 C 02 28 16.29 -59 52 53.5 q W86
2014-08-08 09:05:23 C 02 28 15.23 -59 52 53.9 q W86
2014-08-08 09:06:30 C 02 28 14.19 -59 52 54.2 q W86
2014-08-08 09:07:37 C 02 28 13.13 -59 52 54.6 q W86
2014-08-08 09:08:44 C 02 28 12.07 -59 52 55.0 q W86
2014-08-08 09:09:51 C 02 28 10.99 -59 52 55.4 q W86
2014-08-08 09:10:59 C 02 28 09.92 -59 52 55.9 q W86
2014-08-08 10:08:18 C 02 27 15.14 -59 53 13.1 q W86
2014-08-08 10:09:26 C 02 27 14.07 -59 53 13.3 q W86
2014-08-08 10:10:38 C 02 27 12.91 -59 53 13.7 q W86
2014-08-08 10:11:45 C 02 27 11.84 -59 53 14.0 q W86
2014-08-08 10:12:52 C 02 27 10.75 -59 53 14.3 q W86
2014-08-08 10:13:58 C 02 27 09.78 -59 53 14.5 q W86
2014-08-08 10:15:05 C 02 27 08.66 -59 53 14.9 q W86
2014-08-08 10:16:17 C 02 27 07.50 -59 53 15.2 q W86
2014-08-08 10:17:23 C 02 27 06.45 -59 53 15.5 q W86
2014-08-08 10:18:29 C 02 27 05.39 -59 53 15.7 q W86
2014-08-09 06:20:52 C 02 06 59.40 -59 52 59.1 q W86
2014-08-09 06:30:59 C 02 06 48.31 -59 52 57.4 q W86
2014-08-09 07:30:26 C 02 05 42.27 -59 52 44.3 q W86
2014-08-09 07:35:50 C 02 05 36.30 -59 52 42.6 q W87
2014-08-09 07:36:59 C 02 05 34.95 -59 52 42.3 q W87
2014-08-09 07:38:07 C 02 05 33.71 -59 52 42.0 q W87
2014-08-09 07:39:14 C 02 05 32.48 -59 52 41.6 q W87
2014-08-09 07:40:19 C 02 05 31.25 -59 52 41.3 q W87
2014-08-09 07:43:37 C 02 05 27.56 -59 52 40.5 q W87
2014-08-09 07:44:43 C 02 05 26.33 -59 52 40.2 q W87
2014-08-09 07:45:55 C 02 05 25.01 -59 52 39.9 q W87
2014-08-09 08:48:16 C 02 04 14.81 -59 52 20.0 q W86
2014-08-09 10:18:30 C 02 02 32.29 -59 51 41.2 q W86
2014-08-09 17:57:58 C 01 53 48.63 -59 46 54.9 q Q63
2014-08-09 18:00:31 C 01 53 45.56 -59 46 53.0 q Q63
2014-08-09 18:03:33 C 01 53 41.91 -59 46 50.7 q Q63
2014-08-09 18:06:35 C 01 53 38.26 -59 46 48.4 q Q63
2014-08-09 18:09:38 C 01 53 34.58 -59 46 46.1 q Q63
2014-08-09 18:12:41 C 01 53 30.92 -59 46 43.8 q Q63
2014-08-10 01:45:42 C 01 44 24.57 -59 39 16.7 q K91
2014-08-10 01:48:13 C 01 44 21.40 -59 39 14.1 q K91
2014-08-10 01:51:14 C 01 44 17.55 -59 39 10.7 q K91
2014-08-10 01:54:14 C 01 44 13.74 -59 39 07.4 q K91
2014-08-10 01:57:15 C 01 44 09.93 -59 39 03.9 q K91
2014-08-10 02:00:15 C 01 44 06.10 -59 39 00.5 q K91
2014-08-10 03:43:11 C 01 41 54.56 -59 36 55.2 q K91
2014-08-10 03:46:12 C 01 41 50.69 -59 36 51.3 q K91
2014-08-10 03:49:14 C 01 41 46.75 -59 36 47.4 q K91
2014-08-10 03:52:18 C 01 41 42.82 -59 36 43.2 q K91
2014-08-10 03:55:22 C 01 41 38.86 -59 36 39.1 q K91
2014-08-10 06:05:52 C 01 38 59.91 -59 33 32.8 q W86
2014-08-10 06:10:20 C 01 38 54.09 -59 33 27.0 q W86
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-08-18 07:50:00 90013723 10 us 8560 -14 -14
2014-08-18 08:40:00 90150731 2 us 8560 -14 -14
2014-08-21 02:13:00 110568796.37 4 us 2380 -1 -1
2014-08-22 01:55:00 121545101.28 1 us 2380 -1 -1
2014-08-24 01:21:00 146858532.18 1 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)