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
2024-02-09 06:20:18 C 03 18 24.569 +24 03 32.52 X F52
2024-02-09 17:16:07 C 03 16 25.88 +23 52 22.2 V C40
2024-02-09 17:21:24 C 03 16 24.88 +23 52 16.6 V C40
2024-02-09 17:26:32 C 03 16 23.95 +23 52 11.3 V C40
2024-02-10 06:36:24 C 03 14 00.998 +23 38 53.92 V T05
2024-02-10 06:40:57 C 03 14 00.163 +23 38 49.31 V T05
2024-02-10 06:50:55 C 03 13 58.320 +23 38 39.12 V T05
2024-02-10 07:10:01 C 03 13 54.773 +23 38 18.89 V T05
2024-02-12 18:41:50 C 03 03 15.62 +22 35 24.6 V C40
2024-02-12 19:05:07 C 03 03 11.41 +22 34 58.6 V C40
2024-02-12 19:14:28 C 03 03 09.76 +22 34 49.2 V C40
2024-02-12 19:52:15 C 03 03 03.185 +22 34 09.26 Z C23
2024-02-12 20:34:27 C 03 02 55.598 +22 33 20.30 Z C23
2024-02-13 05:19:59 C 03 01 22.603 +22 24 02.70 V T05
2024-02-13 05:24:32 C 03 01 21.756 +22 23 57.95 V T05
2024-02-13 05:25:11 C 03 01 21.648 +22 23 56.98 V T05
2024-02-13 05:33:00 C 03 01 20.218 +22 23 48.52 V T05
2024-02-13 05:37:33 C 03 01 19.390 +22 23 43.12 V T05
2024-02-13 05:50:08 C 03 01 17.071 +22 23 29.54 V T05
2024-02-13 05:53:23 C 03 01 16.466 +22 23 25.26 V T05
2024-02-14 05:24:00 C 02 57 06.360 +21 57 29.41 V T05
2024-02-14 05:28:43 C 02 57 05.455 +21 57 24.01 V T05
2024-02-14 05:37:21 C 02 57 03.876 +21 57 14.36 V T05
2024-02-14 05:52:42 C 02 57 01.058 +21 56 56.90 V T05
2024-02-14 18:10:45 C 02 54 50.16 +21 42 58.0 V C40
2024-02-14 18:20:38 C 02 54 48.43 +21 42 46.9 V C40
2024-02-14 18:32:30 C 02 54 46.21 +21 42 33.6 V C40
2024-02-14 19:32:26 C 02 54 35.79 +21 41 27.4 X L63
2024-02-14 19:51:36 C 02 54 32.34 +21 41 05.1 X L63
2024-02-14 20:10:21 C 02 54 28.95 +21 40 43.4 X L63
2024-02-18 06:05:36 C 02 39 55.860 +20 04 39.11 V T05
2024-02-18 06:10:09 C 02 39 54.986 +20 04 33.28 V T05
2024-02-18 06:19:57 C 02 39 53.138 +20 04 21.36 V T05
2024-02-18 06:35:36 C 02 39 50.309 +20 04 01.52 V T05
2024-02-19 03:58:40 C 02 36 00.349 +19 37 31.87 V 703
2024-02-19 04:01:54 C 02 35 59.784 +19 37 27.08 V 703
2024-02-19 04:05:07 C 02 35 59.136 +19 37 22.87 V 703
2024-02-19 04:08:21 C 02 35 58.578 +19 37 17.80 V 703
2024-02-21 05:58:59 C 02 26 56.011 +18 33 24.26 V T05
2024-02-21 06:03:32 C 02 26 55.210 +18 33 17.82 V T05
2024-02-21 06:11:22 C 02 26 53.698 +18 33 08.06 V T05
2024-02-21 06:27:13 C 02 26 50.707 +18 32 46.25 V T05
2024-02-22 06:01:35 C 02 22 29.940 +18 01 14.59 V T05
2024-02-22 06:06:10 C 02 22 29.069 +18 01 08.08 V T05
2024-02-22 06:15:38 C 02 22 27.283 +18 00 55.08 V T05
2024-02-22 06:35:33 C 02 22 23.506 +18 00 27.58 V T05
2024-02-22 17:25:05 C 02 20 22.87 +17 45 32.5 V C40
2024-02-22 17:41:00 C 02 20 19.80 +17 45 09.9 V C40
2024-02-22 17:54:15 C 02 20 17.45 +17 44 51.2 V C40
2024-02-23 18:24:44 C 02 15 40.60 +17 10 37.6 V C40
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)