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
2001-09-10 02:54:18 C 18 11 02.26 +16 10 12.9 17.2 c 704
2001-09-10 03:14:24 C 18 11 03.16 +16 11 13.2 18.4 c 704
2001-09-10 03:34:31 C 18 11 04.02 +16 12 13.4 17.7 c 704
2001-09-10 03:54:37 C 18 11 04.94 +16 13 13.8 17.4 c 704
2001-09-10 04:14:46 C 18 11 05.84 +16 14 14.2 17.3 c 704
2001-09-11 02:45:24 C 18 12 13.23 +17 19 11.5 16.8 c 704
2001-09-11 02:55:05 C 18 12 13.58 +17 19 35.0 j 918
2001-09-11 02:57:23 C 18 12 13.52 +17 19 43.1 d 649
2001-09-11 02:58:41 C 18 12 13.73 +17 19 44.8 j 918
2001-09-11 03:02:00 C 18 12 13.92 +17 19 54.0 j 918
2001-09-11 03:03:07 C 18 12 13.78 +17 19 59.0 d 649
2001-09-11 03:05:25 C 18 12 14.06 +17 20 03.5 j 918
2001-09-11 03:06:56 C 18 12 14.16 +17 20 11.1 17.0 c 704
2001-09-11 03:08:35 C 18 12 14.02 +17 20 14.0 d 649
2001-09-11 03:18:19 C 18 12 14.65 +17 20 43.0 719
2001-09-11 03:28:10 C 18 12 15.08 +17 21 09.7 17.6 c 704
2001-09-11 03:50:09 C 18 12 16.05 +17 22 10.5 17.5 c 704
2001-09-11 03:50:21 C 18 12 16.05 +17 22 11.1 719
2001-09-11 04:12:17 C 18 12 17.02 +17 23 11.3 16.9 c 704
2001-09-11 04:29:47 C 18 12 18.23 +17 23 55.7 c 658
2001-09-11 04:31:26 C 18 12 18.31 +17 24 00.2 c 658
2001-09-11 04:33:04 C 18 12 18.38 +17 24 04.5 c 658
2001-09-11 04:43:21 C 18 12 18.84 +17 24 32.5 c 642
2001-09-11 04:46:32 C 18 12 18.97 +17 24 41.0 c 642
2001-09-11 04:48:14 C 18 12 19.02 +17 24 45.4 c 642
2001-09-11 04:51:28 C 18 12 19.39 +17 24 53.5 c 642
2001-09-11 04:56:39 C 18 12 19.44 +17 25 09.1 c 642
2001-09-11 04:58:14 C 18 12 19.50 +17 25 13.9 c 642
2001-09-11 05:02:21 C 18 12 19.66 +17 25 24.4 c 642
2001-09-11 19:48:24 C 18 13 02.81 +18 05 06.4 c 118
2001-09-11 19:49:58 C 18 13 02.94 +18 05 11.2 c 118
2001-09-11 19:51:29 C 18 13 03.00 +18 05 14.3 c 118
2001-09-11 19:52:57 C 18 13 03.06 +18 05 18.0 c 118
2001-09-11 22:05:50 C 18 13 09.04 +18 11 05.4 c 104
2001-09-11 22:07:18 C 18 13 09.11 +18 11 09.7 c 104
2001-09-11 22:08:19 C 18 13 09.16 +18 11 11.5 c 104
2001-09-11 22:09:09 C 18 13 09.21 +18 11 13.7 c 104
2001-09-11 22:10:44 C 18 13 09.29 +18 11 17.6 c 104
2001-09-11 22:11:34 C 18 13 09.36 +18 11 20.5 c 104
2001-09-11 22:12:25 C 18 13 09.39 +18 11 22.2 c 104
2001-09-12 02:40:39 C 18 13 23.08 +18 23 02.1 17.4 c 704
2001-09-12 02:40:48 C 18 13 23.11 +18 23 01.1 16.9 c 704
2001-09-12 03:01:40 C 18 13 24.01 +18 23 54.1 17.0 c 704
2001-09-12 03:02:15 C 18 13 24.01 +18 23 57.0 17.8 c 704
2001-09-12 03:22:25 C 18 13 24.90 +18 24 47.4 17.3 c 704
2001-09-12 03:22:52 C 18 13 24.89 +18 24 49.8 17.3 c 704
2001-09-12 03:32:59 C 18 13 25.63 +18 25 14.6 c 670
2001-09-12 03:43:10 C 18 13 25.78 +18 25 40.1 17.2 c 704
2001-09-12 03:43:26 C 18 13 25.77 +18 25 42.2 17.6 c 704
2001-09-12 03:46:43 C 18 13 26.34 +18 25 45.2 c 658
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)