826869 (1989 AZ)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4683556606 ± 1.22e-08
Semi-major axis (a)1.6473875255 AU ± 6.28e-10
Inclination (i)11.78935892° ± 3.89e-06
Long. of Asc. Node (Ω)295.44492399° ± 7.44e-06
Arg. of Perihelion (ω)112.03758297° ± 8.05e-06
Mean Anomaly (M)180.12157384° ± 2.53e-06
Mean Motion (n)0.4661424094°/day ± 2.66e-10
Perihelion dist (q)0.87582425 AU ± 2.01e-08
Aphelion dist (Q)2.41895080 AU ± 2.01e-08
Orbital Period2.11443169 yr ± 1.21e-09
Physical Parameters
H (abs. magnitude)19.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.314″
Uncertainty0
Orbit TypeApollo
MOID0.054717 AU
Observations Used449
Radar Obs Used1
Oppositions10
Arc Total1989-2025
First Observation Used1989-01-08
Last Observation Used2025-03-31
Observations (470)
Date Type RA Dec Mag Band Observatory
2024-07-18 06:42:31 C 21 31 54.50 -08 46 16.7 V H21
2024-07-18 06:45:22 C 21 31 54.41 -08 46 14.0 V H21
2024-07-18 06:48:13 C 21 31 54.33 -08 46 11.3 V H21
2024-07-18 06:50:41 C 21 31 54.23 -08 46 08.9 V H21
2024-07-26 01:00:42 C 21 24 05.186 -05 18 27.11 V M22
2024-07-26 01:05:18 C 21 24 04.918 -05 18 21.35 V M22
2024-07-26 01:19:44 C 21 24 04.058 -05 18 02.95 V M22
2024-07-26 01:39:28 C 21 24 02.796 -05 17 39.91 V M22
2024-07-26 08:30:40 C 21 23 41.206 -05 09 28.69 V U52
2024-07-26 08:40:03 C 21 23 40.678 -05 09 17.28 V U52
2024-07-26 08:49:24 C 21 23 40.099 -05 09 05.22 V U52
2024-07-26 11:04:11 C 21 23 32.628 -05 06 07.82 X F51
2024-07-26 11:20:29 C 21 23 31.618 -05 05 47.03 X F51
2024-07-26 11:22:20 C 21 23 31.503 -05 05 44.63 X F51
2024-07-26 11:38:40 C 21 23 30.493 -05 05 24.01 X F51
2024-07-26 11:40:31 C 21 23 30.374 -05 05 21.65 X F51
2024-07-26 11:56:51 C 21 23 29.364 -05 05 00.83 X F51
2024-07-26 11:58:43 C 21 23 29.255 -05 04 58.67 X F51
2024-07-27 06:05:08 C 21 22 27.68 -04 41 48.9 V H21
2024-07-27 06:07:55 C 21 22 27.51 -04 41 45.4 V H21
2024-07-27 06:10:41 C 21 22 27.33 -04 41 41.9 V H21
2024-07-27 06:13:28 C 21 22 27.16 -04 41 38.3 V H21
2024-07-27 06:16:42 C 21 22 26.95 -04 41 33.8 V H21
2024-07-27 11:17:15 C 21 22 09.110 -04 34 54.95 V T08
2024-07-27 11:24:50 C 21 22 08.628 -04 34 44.72 V T08
2024-07-27 11:29:41 C 21 22 08.323 -04 34 39.76 V T08
2024-07-27 11:49:33 C 21 22 06.998 -04 34 13.01 V T08
2024-07-28 05:41:32 C 21 21 02.282 -04 10 12.90 V W68
2024-07-28 06:32:16 C 21 20 58.846 -04 09 04.75 V W68
2024-07-28 06:36:49 C 21 20 58.543 -04 08 58.88 V W68
2024-07-28 06:51:16 C 21 20 57.588 -04 08 38.94 V W68
2024-07-28 15:00:48 C 21 20 28.01 -03 58 02.9 V D29
2024-07-28 15:02:04 C 21 20 27.91 -03 58 01.1 V D29
2024-07-28 15:40:17 C 21 20 25.30 -03 57 09.4 V D29
2024-07-28 15:41:33 C 21 20 25.20 -03 57 07.6 V D29
2024-07-28 16:16:05 C 21 20 22.82 -03 56 20.7 V D29
2024-07-28 16:17:21 C 21 20 22.72 -03 56 19.1 V D29
2024-07-29 11:11:54 C 21 19 08.918 -03 30 13.25 V T05
2024-07-29 11:17:07 C 21 19 08.491 -03 30 06.23 V T05
2024-07-29 12:08:07 C 21 19 04.814 -03 28 54.91 V T05
2024-07-29 12:16:24 C 21 19 04.174 -03 28 43.39 V T05
2024-07-29 14:57:00 C 21 18 54.58 -03 25 03.1 V D29
2024-07-29 15:28:20 C 21 18 52.31 -03 24 19.4 V D29
2024-07-29 15:48:35 C 21 18 50.86 -03 23 51.1 V D29
2024-07-31 11:13:27 C 21 15 47.072 -02 21 09.49 X F51
2024-07-31 11:31:48 C 21 15 45.592 -02 20 42.26 X F51
2024-07-31 11:50:06 C 21 15 44.117 -02 20 15.12 X F51
2024-07-31 14:07:24 C 21 15 35.17 -02 16 54.1 V D29
2024-07-31 17:44:15 C 21 15 17.70 -02 11 31.7 V D29
2024-07-31 18:04:31 C 21 15 16.08 -02 11 01.5 V D29
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-01-04 21:55:00 90377.5486 2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)