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
2025-02-05 07:43:48 C 10 51 14.294 -12 34 53.22 V W68
2025-02-05 07:52:56 C 10 51 13.277 -12 34 54.88 V W68
2025-02-07 07:21:50 C 10 46 16.993 -12 39 54.07 V 703
2025-02-07 07:25:05 C 10 46 16.637 -12 39 54.07 V 703
2025-02-07 07:28:19 C 10 46 16.216 -12 39 54.32 V 703
2025-02-07 07:31:34 C 10 46 15.848 -12 39 53.78 V 703
2025-02-20 06:45:20 C 10 15 10.336 -12 03 43.78 V 703
2025-02-20 06:48:34 C 10 15 09.983 -12 03 42.26 V 703
2025-02-20 06:51:48 C 10 15 09.666 -12 03 42.16 V 703
2025-02-20 06:55:01 C 10 15 09.428 -12 03 39.64 V 703
2025-02-22 06:52:03 C 10 10 52.914 -11 49 39.94 V 703
2025-02-22 06:55:23 C 10 10 52.633 -11 49 37.92 V 703
2025-02-22 06:58:44 C 10 10 52.349 -11 49 37.13 V 703
2025-02-22 07:02:04 C 10 10 51.956 -11 49 35.80 V 703
2025-03-02 08:17:50 C 09 55 52.574 -10 38 50.70 X F51
2025-03-02 08:32:43 C 09 55 51.516 -10 38 44.75 X F51
2025-03-02 08:47:35 C 09 55 50.452 -10 38 38.68 X F51
2025-03-31 06:04:47 C 09 34 38.853 -06 03 39.16 X F52
2025-03-31 06:24:06 C 09 34 38.830 -06 03 33.05 X F52
2025-03-31 06:43:38 C 09 34 38.804 -06 03 26.77 X F52
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)