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
2024-01-31 14:20:51 S 03 57 41.98 +27 11 25.8 L C51
2024-01-31 17:26:37 S 03 57 05.49 +27 08 58.0 L C51
2024-01-31 18:58:39 S 03 56 47.40 +27 07 45.5 L C51
2024-01-31 20:32:10 S 03 56 29.04 +27 06 30.0 L C51
2024-01-31 22:04:24 S 03 56 10.94 +27 05 16.7 L C51
2024-02-01 01:09:59 S 03 55 34.56 +27 02 47.4 L C51
2024-02-01 07:08:52 C 03 54 23.906 +26 57 59.00 V T05
2024-02-01 07:13:26 C 03 54 22.980 +26 57 55.04 V T05
2024-02-01 07:21:32 C 03 54 21.358 +26 57 48.42 V T05
2024-02-01 07:28:02 C 03 54 20.035 +26 57 42.98 V T05
2024-02-01 07:32:36 C 03 54 19.128 +26 57 39.17 V T05
2024-02-01 07:38:01 C 03 54 18.034 +26 57 34.96 V T05
2024-02-01 07:39:58 C 03 54 17.659 +26 57 33.19 V T05
2024-02-01 07:59:45 C 03 54 13.675 +26 57 16.67 V T05
2024-02-02 21:12:55 C 03 47 00.64 +26 26 03.9 X L63
2024-02-02 21:32:40 C 03 46 56.74 +26 25 46.8 X L63
2024-02-02 21:50:25 C 03 46 53.30 +26 25 31.1 X L63
2024-02-03 07:06:07 C 03 45 06.782 +26 17 43.30 V T08
2024-02-03 07:13:36 C 03 45 05.275 +26 17 36.67 V T08
2024-02-03 07:35:04 C 03 45 01.063 +26 17 17.48 V T08
2024-02-03 19:33:25 C 03 42 44.10 +26 06 42.9 V G17
2024-02-03 19:39:09 C 03 42 42.94 +26 06 38.1 V G17
2024-02-03 19:44:52 C 03 42 41.86 +26 06 32.6 V G17
2024-02-04 06:06:56 C 03 40 42.784 +25 57 24.44 V 703
2024-02-04 06:10:09 C 03 40 42.150 +25 57 20.52 V 703
2024-02-04 06:13:22 C 03 40 41.567 +25 57 17.64 V 703
2024-02-04 06:16:34 C 03 40 40.915 +25 57 14.87 V 703
2024-02-04 07:13:48 C 03 40 30.410 +25 56 31.49 V T08
2024-02-04 07:16:28 C 03 40 29.909 +25 56 28.82 V T08
2024-02-04 07:18:27 C 03 40 29.527 +25 56 27.17 V T08
2024-02-04 07:21:07 C 03 40 29.006 +25 56 24.65 V T08
2024-02-04 07:29:17 C 03 40 27.420 +25 56 17.38 V T08
2024-02-04 07:31:17 C 03 40 27.017 +25 56 15.36 V T08
2024-02-05 03:46:27 C 03 36 37.534 +25 37 56.68 V 703
2024-02-05 03:49:40 C 03 36 36.922 +25 37 53.40 V 703
2024-02-05 03:52:54 C 03 36 36.292 +25 37 50.52 V 703
2024-02-05 03:56:07 C 03 36 35.672 +25 37 47.60 V 703
2024-02-05 06:55:59 C 03 36 01.735 +25 35 07.44 V T05
2024-02-05 07:00:33 C 03 36 00.864 +25 35 03.08 V T05
2024-02-05 07:09:01 C 03 35 59.220 +25 34 55.02 V T05
2024-02-05 07:23:21 C 03 35 56.446 +25 34 41.84 V T05
2024-02-05 07:24:00 C 03 35 56.263 +25 34 40.33 V T05
2024-02-06 02:29:42 B 03 32 21.791 +25 16 53.04 X H89
2024-02-06 04:21:02 B 03 32 00.723 +25 15 05.90 X H89
2024-02-06 06:48:48 C 03 31 33.540 +25 13 00.30 V T05
2024-02-06 06:53:22 C 03 31 32.676 +25 12 55.98 V T05
2024-02-06 07:01:10 C 03 31 31.152 +25 12 48.31 V T05
2024-02-06 07:16:10 C 03 31 28.282 +25 12 34.02 V T05
2024-02-09 05:32:16 C 03 18 33.582 +24 04 21.40 X F52
2024-02-09 05:48:20 C 03 18 30.561 +24 04 05.08 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)