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
2014-08-18 20:27:27 C 20 46 52.39 -12 14 50.2 12.6 q K90
2014-08-18 20:37:08 C 20 46 43.85 -12 11 23.7 12.9 q K90
2014-08-18 20:58:10 C 20 46 25.28 -12 03 55.6 13.1 q K90
2014-08-18 22:08:23 C 20 45 23.57 -11 39 02.1 12.7 q K90
2014-08-18 22:28:42 C 20 45 05.85 -11 31 52.0 12.8 q K90
2014-08-18 22:42:38 C 20 44 53.70 -11 26 56.2 12.6 q K90
2014-08-18 22:50:58 C 20 44 46.42 -11 23 59.4 12.8 q K90
2014-08-18 23:09:16 C 20 44 30.53 -11 17 32.7 12.8 q K90
2014-08-18 23:30:18 C 20 44 12.36 -11 10 08.6 12.7 q K90
2014-08-19 18:55:48 C 20 29 00.95 -04 41 20.5 12.7 q K90
2014-08-19 19:15:38 C 20 28 46.18 -04 35 06.5 13.0 q K90
2014-08-19 19:39:21 C 20 28 28.57 -04 27 40.4 13.2 q K90
2014-08-19 19:46:24 C 20 28 23.32 -04 25 28.3 12.9 q K90
2014-08-19 20:10:20 C 20 28 05.58 -04 17 59.0 13.2 q K90
2014-08-19 20:23:36 C 20 27 55.76 -04 13 50.5 12.8 q K90
2014-08-19 20:31:13 C 20 27 50.15 -04 11 28.9 13.2 q K90
2014-08-19 20:58:55 C 20 27 29.72 -04 02 52.1 13.1 q K90
2014-08-19 21:44:53 C 20 26 55.94 -03 48 37.1 13.2 q K90
2014-08-19 21:59:55 C 20 26 44.51 -03 43 57.0 o 073
2014-08-19 22:26:24 C 20 26 25.54 -03 35 46.7 13.1 q K90
2014-08-19 22:40:49 C 20 26 14.76 -03 31 22.0 o 073
2014-08-19 22:44:25 C 20 26 14.63 -03 30 15.7 w I61
2014-08-19 22:49:58 C 20 26 08.13 -03 28 33.6 o 073
2014-08-19 22:59:59 C 20 26 00.91 -03 25 28.9 o 073
2014-08-19 23:10:01 C 20 25 53.65 -03 22 24.8 o 073
2014-08-19 23:19:45 C 20 25 46.63 -03 19 26.0 o 073
2014-08-19 23:29:48 C 20 25 39.40 -03 16 20.4 o 073
2014-08-19 23:39:42 C 20 25 32.30 -03 13 19.7 o 073
2014-08-19 23:47:25 C 20 25 27.15 -03 11 01.2 13.0 q K90
2014-08-19 23:50:51 C 20 25 26.54 -03 09 55.8 w I61
2014-08-20 00:00:00 C 20 25 17.86 -03 07 08.5 o 073
2014-08-20 19:25:35 C 20 12 41.26 +02 23 55.1 q 073
2014-08-20 19:29:07 C 20 12 39.05 +02 24 51.1 q 073
2014-08-20 19:44:48 C 20 12 29.29 +02 28 59.0 q 073
2014-08-20 19:51:51 C 20 12 24.88 +02 30 52.7 q 073
2014-08-20 19:55:26 C 20 12 22.80 +02 31 50.0 q 073
2014-08-20 19:56:30 C 20 12 23.18 +02 32 03.8 q C77
2014-08-20 19:56:58 C 20 12 22.93 +02 32 10.8 q C77
2014-08-20 19:57:59 C 20 12 22.29 +02 32 27.1 q C77
2014-08-20 19:59:00 C 20 12 21.64 +02 32 43.2 q C77
2014-08-20 19:59:56 C 20 12 21.09 +02 32 57.2 q C77
2014-08-20 20:05:40 C 20 12 16.30 +02 34 28.8 q 073
2014-08-20 20:19:33 C 20 12 07.73 +02 38 06.7 q 073
2014-08-20 20:24:18 C 20 12 06.81 +02 39 25.3 Q I99
2014-08-20 20:25:09 C 20 12 06.30 +02 39 38.6 Q I99
2014-08-20 20:26:25 C 20 12 05.53 +02 39 59.0 Q I99
2014-08-20 20:29:28 C 20 12 01.58 +02 40 43.2 q 073
2014-08-20 20:49:13 C 20 11 49.38 +02 45 53.3 q 073
2014-08-20 21:00:26 C 20 11 42.56 +02 48 47.7 q 073
2014-08-20 21:17:10 C 20 11 32.13 +02 53 09.6 q 073
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)