85182 (1991 AQ)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7775567249 ± 4.99e-09
Semi-major axis (a)2.2201069158 AU ± 1.02e-09
Inclination (i)3.11881717° ± 2.48e-06
Long. of Asc. Node (Ω)339.37846656° ± 3.90e-05
Arg. of Perihelion (ω)243.24746880° ± 3.87e-05
Mean Anomaly (M)178.50412676° ± 1.72e-06
Mean Motion (n)0.2979555241°/day ± 2.06e-10
Perihelion dist (q)0.49384785 AU ± 1.11e-08
Aphelion dist (Q)3.94636598 AU ± 1.12e-08
Orbital Period3.30796446 yr ± 2.29e-09
Physical Parameters
H (abs. magnitude)17.13
G (slope)0.15
Alternative Designations

1994 RD

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.332″
Uncertainty0
Orbit TypeApollo
MOID0.015928 AU
Observations Used725
Radar Obs Used8
Oppositions1
Arc Total1991-2024
First Observation Used1991-01-14
Last Observation Used2024-11-29
Observations (788)
Date Type RA Dec Mag Band Observatory
2024-02-23 18:38:51 C 02 15 37.89 +17 10 17.3 V C40
2024-02-23 18:53:00 C 02 15 35.15 +17 09 56.9 V C40
2024-02-25 18:03:53 C 02 06 29.19 +16 01 05.2 V C40
2024-02-25 18:15:21 C 02 06 26.88 +16 00 47.8 V C40
2024-02-25 18:29:50 C 02 06 24.09 +16 00 24.8 V C40
2024-09-01 11:05:34 C 01 16 46.376 +10 21 50.61 X F52
2024-09-01 11:07:30 C 01 16 46.261 +10 21 50.01 X F52
2024-09-01 11:21:46 C 01 16 45.413 +10 21 46.05 X F52
2024-09-01 11:23:41 C 01 16 45.300 +10 21 45.50 X F52
2024-09-01 11:37:56 C 01 16 44.452 +10 21 41.58 X F52
2024-09-01 11:54:02 C 01 16 43.496 +10 21 37.05 X F52
2024-09-01 11:55:56 C 01 16 43.388 +10 21 36.55 X F52
2024-09-05 11:08:07 C 01 11 01.324 +09 53 18.28 X F52
2024-09-05 11:29:01 C 01 10 59.996 +09 53 11.79 X F52
2024-09-05 11:49:57 C 01 10 58.667 +09 53 05.22 X F52
2024-09-08 04:18:38 B 01 06 54.167 +09 32 08.09 Z Y89
2024-09-08 04:36:43 B 01 06 52.933 +09 32 02.05 Z Y89
2024-09-08 04:53:39 B 01 06 51.924 +09 31 56.48 Z Y89
2024-09-09 00:33:35 B 01 05 35.934 +09 25 18.56 Z Y89
2024-09-09 00:55:00 B 01 05 34.548 +09 25 11.11 Z Y89
2024-09-09 01:16:28 B 01 05 33.096 +09 25 04.08 Z Y89
2024-09-09 07:12:00 C 01 05 10.090 +09 23 03.08 V G96
2024-09-09 07:19:32 C 01 05 09.593 +09 23 00.28 V G96
2024-09-09 07:27:05 C 01 05 09.092 +09 22 57.54 V G96
2024-09-09 07:34:37 C 01 05 08.639 +09 22 55.78 V G96
2024-09-09 18:05:22 C 01 04 27.21 +09 19 17.3 V D29
2024-09-09 18:46:05 C 01 04 24.54 +09 19 04.0 V D29
2024-09-09 23:25:44 B 01 04 06.40 +09 17 26.4 V 204
2024-09-09 23:49:37 B 01 04 04.82 +09 17 17.8 V 204
2024-09-10 09:50:43 C 01 03 25.440 +09 13 51.09 X F51
2024-09-10 10:11:28 C 01 03 24.039 +09 13 43.83 X F51
2024-09-10 10:48:39 C 01 03 21.534 +09 13 30.96 X F51
2024-09-23 18:41:19 C 00 41 33.89 +07 11 24.4 V D29
2024-09-23 19:01:41 C 00 41 32.40 +07 11 15.7 V D29
2024-09-23 19:22:03 C 00 41 31.04 +07 11 07.7 V D29
2024-09-24 07:40:17 C 00 40 40.912 +07 06 11.34 V G96
2024-09-24 07:47:40 C 00 40 40.397 +07 06 08.24 V G96
2024-09-24 07:55:02 C 00 40 39.871 +07 06 05.44 V G96
2024-09-24 08:02:25 C 00 40 39.382 +07 06 02.52 V G96
2024-09-27 08:27:00 C 00 35 45.785 +06 36 55.04 X F52
2024-09-27 08:41:21 C 00 35 44.808 +06 36 49.31 X F52
2024-09-27 08:55:44 C 00 35 43.827 +06 36 43.55 X F52
2024-09-27 09:10:06 C 00 35 42.842 +06 36 37.68 X F52
2024-09-30 16:30:56 B 00 30 28.56 +06 04 48.7 V N86
2024-09-30 16:51:49 B 00 30 27.17 +06 04 40.5 V N86
2024-09-30 17:12:44 B 00 30 25.80 +06 04 31.9 V N86
2024-09-30 19:40:52 B 00 30 16.00 +06 03 33.2 V N86
2024-09-30 20:01:41 B 00 30 14.62 +06 03 25.0 V N86
2024-09-30 20:22:35 B 00 30 13.25 +06 03 16.8 V N86
2024-10-01 09:45:48 C 00 29 21.547 +05 57 59.92 X F52
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1991-01-28 19:37:00 -120671 2 Hz 2380 -1 -1
1991-01-29 17:57:00 -183886 2 Hz 2380 -1 -1
1991-01-29 18:16:00 62423750 6 us 2380 -1 -1
1991-01-29 18:26:00 62470523 7 us 2380 -1 -1
1991-01-29 18:36:00 62517485 2 us 2380 -1 -1
1991-01-29 19:25:00 62750119 2 us 2380 -1 -1
1991-01-30 19:06:00 70481150.8 1 us 2380 -1 -1
1991-01-31 18:10:00 -274252 1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)