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
2004-09-08 06:33:59 C 23 54 16.32 +00 48 35.7 18.4 c 704
2004-09-08 06:50:35 C 23 54 14.29 +00 48 24.6 r H41
2004-09-08 06:52:01 C 23 54 14.21 +00 48 24.0 18.4 c 704
2004-09-08 06:53:09 C 23 54 14.01 +00 48 22.4 r H41
2004-09-08 06:58:08 C 23 54 13.39 +00 48 19.6 r H41
2004-09-08 07:00:12 C 23 54 13.19 +00 48 18.2 r H41
2004-09-08 07:02:26 C 23 54 12.93 +00 48 16.9 r H41
2004-09-09 05:35:11 C 23 51 40.85 +00 33 52.5 18.0 c 704
2004-09-09 05:51:36 C 23 51 38.98 +00 33 42.4 18.3 c 704
2004-09-09 06:08:00 C 23 51 37.10 +00 33 31.8 18.5 c 704
2004-09-09 06:24:26 C 23 51 35.23 +00 33 21.4 18.4 c 704
2004-09-09 06:40:51 C 23 51 33.34 +00 33 10.9 18.3 c 704
2004-09-10 07:46:16 C 23 48 47.07 +00 17 25.9 r H41
2004-09-10 07:48:57 C 23 48 46.74 +00 17 24.0 r H41
2004-09-10 07:51:23 C 23 48 46.48 +00 17 23.3 r H41
2004-09-10 07:55:06 C 23 48 46.02 +00 17 19.3 r H41
2004-09-11 07:41:12 C 23 46 12.40 +00 02 42.5 r H41
2004-09-11 07:43:39 C 23 46 12.08 +00 02 40.7 r H41
2004-09-11 07:46:01 C 23 46 11.81 +00 02 39.7 r H41
2004-09-11 07:49:16 C 23 46 11.44 +00 02 37.3 r H41
2004-09-11 23:40:58 C 23 44 30.92 -00 06 59.1 d A56
2004-09-11 23:47:19 C 23 44 30.28 -00 07 02.2 d A56
2004-09-12 00:04:19 C 23 44 28.49 -00 07 12.3 d A56
2004-09-12 07:30:23 C 23 43 41.88 -00 11 38.2 r H41
2004-09-12 07:35:55 C 23 43 41.22 -00 11 42.6 r H41
2004-09-12 07:37:58 C 23 43 41.00 -00 11 42.9 r H41
2004-09-12 07:40:08 C 23 43 40.82 -00 11 44.8 r H41
2004-09-12 07:42:27 C 23 43 40.59 -00 11 46.4 r H41
2004-09-13 06:40:43 C 23 41 19.21 -00 25 18.9 o 699
2004-09-13 07:08:42 C 23 41 16.30 -00 25 35.0 o 699
2004-09-13 07:36:41 C 23 41 13.39 -00 25 51.6 o 699
2004-09-13 08:04:41 C 23 41 10.47 -00 26 07.6 o 699
2004-09-13 22:06:22 C 23 39 45.93 -00 34 16.4 c 046
2004-09-13 22:08:37 C 23 39 45.71 -00 34 17.7 c 046
2004-09-13 22:09:34 C 23 39 45.60 -00 34 18.3 c 046
2004-09-13 22:11:29 C 23 39 45.35 -00 34 19.3 c 046
2004-09-14 04:08:36 C 23 39 10.20 -00 37 42.1 o 699
2004-09-14 04:36:37 C 23 39 07.43 -00 37 58.2 o 699
2004-09-14 05:04:39 C 23 39 04.53 -00 38 14.5 o 699
2004-09-14 05:32:41 C 23 39 01.70 -00 38 30.1 o 699
2004-09-16 06:00:35 C 23 34 21.23 -01 05 23.5 c 691
2004-09-16 06:40:12 C 23 34 17.42 -01 05 47.7 c 691
2004-09-16 07:24:55 C 23 34 13.11 -01 06 11.9 c 691
2004-09-17 06:26:45 C 23 32 05.77 -01 18 28.7 18.1 c 704
2004-09-17 06:43:33 C 23 32 04.19 -01 18 37.5 18.5 c 704
2004-09-17 07:00:22 C 23 32 02.58 -01 18 46.5 18.4 c 704
2004-09-17 07:17:11 C 23 32 01.05 -01 18 55.5 18.3 c 704
2004-09-17 07:34:01 C 23 31 59.47 -01 19 04.1 18.5 c 704
2004-09-20 06:21:55 C 23 25 51.16 -01 54 42.4 r H41
2004-09-20 06:24:35 C 23 25 50.92 -01 54 43.1 r H41
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)