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
2024-08-02 11:40:02 C 21 12 00.982 -01 06 58.36 V T05
2024-08-02 11:44:35 C 21 12 00.590 -01 06 50.72 V T05
2024-08-02 11:52:32 C 21 11 59.873 -01 06 38.34 V T05
2024-08-02 12:09:23 C 21 11 58.370 -01 06 11.59 V T05
2024-08-02 22:07:02 C 21 11 09.953 -00 49 57.04 V M22
2024-08-02 22:10:57 C 21 11 09.598 -00 49 50.81 V M22
2024-08-02 22:36:03 B 21 11 07.543 -00 49 45.39 X B72
2024-08-02 22:40:13 B 21 11 07.181 -00 49 38.51 X B72
2024-08-02 22:44:23 B 21 11 06.792 -00 49 32.14 X B72
2024-08-02 22:47:12 C 21 11 06.365 -00 48 52.24 V M22
2024-08-04 11:11:45 C 21 07 56.952 +00 10 29.64 V T08
2024-08-04 11:17:16 C 21 07 56.431 +00 10 38.78 V T08
2024-08-04 11:27:32 C 21 07 55.464 +00 10 55.85 V T08
2024-08-04 12:18:31 C 21 07 50.527 +00 12 21.74 V T08
2024-08-04 14:30:40 C 21 07 40.260 +00 16 23.77 V P07
2024-08-04 16:40:04 C 21 07 27.672 +00 20 03.05 V P07
2024-08-04 16:43:31 C 21 07 27.283 +00 20 08.88 V P07
2024-08-04 17:55:18 C 21 07 20.282 +00 22 10.31 V P07
2024-08-04 17:57:04 C 21 07 20.093 +00 22 13.62 V P07
2024-08-04 21:58:04 B 21 06 59.35 +00 28 32.4 X K19
2024-08-04 22:03:49 B 21 06 58.81 +00 28 42.2 X K19
2024-08-04 22:09:13 B 21 06 58.28 +00 28 51.5 X K19
2024-08-04 22:43:51 B 21 06 54.814 +00 29 47.62 V L65
2024-08-04 22:52:13 B 21 06 54.002 +00 30 01.73 V L65
2024-08-04 23:01:06 B 21 06 53.143 +00 30 16.88 V L65
2024-08-06 00:04:43 B 21 04 31.807 +01 13 42.89 X K87
2024-08-06 00:17:21 B 21 04 30.526 +01 14 05.21 X K87
2024-08-06 00:30:00 B 21 04 29.246 +01 14 27.31 X K87
2024-08-06 11:07:11 C 21 03 27.552 +01 33 28.15 V T05
2024-08-06 11:11:13 C 21 03 27.089 +01 33 35.86 V T05
2024-08-06 12:08:03 C 21 03 21.110 +01 35 17.30 V T05
2024-08-06 21:44:51 C 21 02 25.255 +01 52 59.70 V M22
2024-08-06 21:47:28 C 21 02 24.970 +01 53 04.24 V M22
2024-08-06 21:52:43 C 21 02 24.425 +01 53 13.78 V M22
2024-08-06 22:01:15 C 21 02 23.506 +01 53 29.18 V M22
2024-08-06 22:11:48 B 21 02 22.560 +01 53 09.20 V L65
2024-08-06 22:23:02 B 21 02 21.372 +01 53 29.47 V L65
2024-08-06 22:33:29 B 21 02 20.273 +01 53 48.48 V L65
2024-08-08 10:23:21 C 20 58 38.544 +03 00 20.99 V T08
2024-08-08 11:09:10 C 20 58 33.300 +03 01 47.28 V T08
2024-08-08 11:21:24 C 20 58 31.903 +03 02 10.54 V T08
2024-08-09 00:35:40 B 20 57 06.542 +03 27 13.21 X K87
2024-08-09 00:40:57 B 20 57 05.990 +03 27 23.36 X K87
2024-08-09 00:46:12 B 20 57 05.393 +03 27 33.62 X K87
2024-08-09 20:28:50 B 20 54 56.076 +04 05 58.31 V D64
2024-08-09 20:50:13 B 20 54 53.616 +04 06 40.43 V D64
2024-08-10 09:51:49 C 20 53 24.250 +04 32 42.40 V T05
2024-08-10 10:37:40 C 20 53 18.566 +04 34 14.41 V T05
2024-08-10 10:46:47 C 20 53 17.467 +04 34 32.92 V T05
2024-08-10 10:51:28 C 20 53 16.862 +04 34 41.84 V T05
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)