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
2014-09-09 18:40:21 C 18 41 54.15 +36 47 00.8 16.7 q K90
2014-09-09 21:11:28 C 18 41 47.84 +36 49 09.0 17.1 q K90
2014-09-09 22:25:15 C 18 41 44.89 +36 50 10.2 16.9 q K90
2014-09-10 18:12:49 C 18 41 05.05 +37 06 35.5 q L22
2014-09-10 18:18:04 C 18 41 04.85 +37 06 39.6 q L22
2014-09-10 18:23:17 C 18 41 04.64 +37 06 43.8 q L22
2014-09-10 18:28:33 C 18 41 04.46 +37 06 47.9 q L22
2014-09-10 18:33:47 C 18 41 04.28 +37 06 52.2 q L22
2014-09-10 18:39:02 C 18 41 04.06 +37 06 56.3 q L22
2014-09-10 18:44:15 C 18 41 03.87 +37 07 00.3 q L22
2014-09-10 18:49:31 C 18 41 03.67 +37 07 04.3 q L22
2014-09-11 20:32:59 C 18 40 18.27 +37 26 36.1 q Z81
2014-09-11 21:02:32 C 18 40 17.29 +37 26 56.9 q Z81
2014-09-11 22:17:43 C 18 40 14.92 +37 27 49.1 q Z81
2014-09-12 20:14:19 C 18 39 43.22 +37 42 59.4 q Z81
2014-09-12 20:54:38 C 18 39 42.10 +37 43 25.8 q Z81
2014-09-12 21:20:12 C 18 39 41.25 +37 43 38.6 r K37
2014-09-12 21:24:14 C 18 39 41.15 +37 43 41.0 r K37
2014-09-12 21:28:16 C 18 39 41.05 +37 43 43.3 r K37
2014-09-12 21:30:41 C 18 39 41.09 +37 43 48.8 q Z81
2014-09-12 21:32:18 C 18 39 40.94 +37 43 45.5 r K37
2014-09-12 21:36:21 C 18 39 40.84 +37 43 48.3 r K37
2014-09-20 02:55:32 C 18 38 05.48 +39 10 55.6 q H45
2014-09-20 02:58:22 C 18 38 05.47 +39 10 56.7 q H45
2014-09-20 03:01:22 C 18 38 05.44 +39 10 57.6 q H45
2014-09-23 19:34:15 C 18 38 41.93 +39 40 49.2 q 160
2014-09-23 19:37:26 C 18 38 41.95 +39 40 49.7 q 160
2014-09-23 19:40:50 C 18 38 42.01 +39 40 50.9 q 160
2014-09-25 20:00:10 C 18 39 21.19 +39 54 31.0 c A24
2014-09-25 20:01:13 C 18 39 21.21 +39 54 31.2 c A24
2014-09-25 20:04:01 C 18 39 21.17 +39 54 32.0 q 160
2014-09-25 20:06:48 C 18 39 21.21 +39 54 32.7 q 160
2014-09-25 20:09:22 C 18 39 21.29 +39 54 33.5 q 160
2014-09-25 21:03:44 C 18 39 22.00 +39 54 47.0 c A24
2014-09-26 15:00:06 C 18 39 40.06 +39 59 30.1 17.3 v N42
2014-09-26 15:31:14 C 18 39 40.50 +39 59 37.7 17.3 v N42
2014-09-26 16:19:32 C 18 39 41.21 +39 59 49.2 17.4 v N42
2014-09-26 17:32:09 C 18 39 42.33 +40 00 06.1 17.4 v N42
2014-09-26 18:29:12 C 18 39 43.89 +40 00 23.8 q 160
2014-09-26 18:32:17 C 18 39 43.94 +40 00 24.5 q 160
2014-09-26 18:35:35 C 18 39 44.01 +40 00 25.2 q 160
2014-09-27 18:31:16 C 18 40 10.71 +40 06 20.8 q 160
2014-09-27 18:34:02 C 18 40 10.76 +40 06 21.4 q 160
2014-09-27 18:36:41 C 18 40 10.80 +40 06 22.1 q 160
2014-09-29 15:43:42 C 18 41 08.35 +40 16 46.3 17.8 v N42
2014-09-29 15:59:15 C 18 41 08.68 +40 16 49.1 17.8 v N42
2014-09-29 16:14:49 C 18 41 09.05 +40 16 52.3 17.9 v N42
2014-09-29 16:30:22 C 18 41 09.39 +40 16 56.1 17.8 v N42
2014-09-29 16:45:55 C 18 41 09.67 +40 16 59.1 17.8 v N42
2014-09-29 18:49:52 C 18 41 12.96 +40 17 27.9 q 160
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)