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
2005-08-30 08:57:04 C 01 26 53.16 +66 44 31.7 19.3 c 704
2005-08-30 09:13:18 C 01 27 02.82 +66 45 49.1 19.3 c 704
2005-09-10 19:49:23 C 06 46 06.43 +74 22 20.8 c A50
2005-09-10 19:52:42 C 06 46 10.26 +74 22 13.4 c A50
2005-09-10 19:56:01 C 06 46 13.72 +74 22 06.2 c A50
2005-09-10 19:58:14 C 06 46 17.07 +74 22 02.8 c A50
2006-01-13 12:23:07 C 12 03 50.16 -11 35 26.5 F65
2006-01-13 12:24:55 C 12 03 50.13 -11 35 28.0 F65
2006-01-13 12:26:40 C 12 03 50.08 -11 35 29.0 F65
2007-12-18 16:27:41 C 21 12 45.27 +15 55 30.0 o 461
2007-12-18 16:45:25 C 21 12 48.78 +15 55 56.8 o 461
2007-12-18 17:02:43 C 21 12 52.14 +15 56 21.9 o 461
2007-12-27 16:53:45 C 22 09 54.26 +22 04 34.0 o 198
2007-12-27 16:55:51 C 22 09 54.96 +22 04 37.9 o 198
2007-12-27 17:04:48 C 22 09 58.00 +22 04 54.5 o 198
2007-12-27 17:06:22 C 22 09 58.51 +22 04 57.4 o 198
2007-12-27 17:09:32 C 22 09 59.60 +22 05 03.4 o 198
2007-12-31 01:36:33 C 22 41 12.45 +24 40 35.2 19.1 c 704
2007-12-31 01:54:59 C 22 41 20.12 +24 41 09.3 19.2 c 704
2007-12-31 02:13:24 C 22 41 27.94 +24 41 44.5 18.7 c 704
2007-12-31 02:31:50 C 22 41 35.81 +24 42 18.6 19.3 c 704
2007-12-31 02:50:18 C 22 41 43.64 +24 42 54.4 19.0 c 704
2008-01-03 02:16:05 C 23 16 15.12 +26 58 04.6 r H45
2008-01-03 02:18:40 C 23 16 16.48 +26 58 09.1 r H45
2008-01-03 02:23:48 C 23 16 19.15 +26 58 17.1 r H45
2008-01-03 02:26:55 C 23 16 20.81 +26 58 22.9 r H45
2008-01-03 02:36:36 C 23 16 25.91 +26 58 40.0 r H45
2008-01-03 02:37:58 C 23 16 26.58 +26 58 41.7 r H45
2008-01-20 03:06:25 C 03 45 19.63 +24 59 36.2 o H55
2008-01-20 03:10:39 C 03 45 21.76 +24 59 27.0 o H55
2008-01-20 03:14:36 C 03 45 23.84 +24 59 18.1 o H55
2008-01-24 05:06:20 C 04 30 37.34 +21 26 58.0 r H51
2008-01-24 05:13:22 C 04 30 40.05 +21 26 43.1 r H51
2008-01-24 05:15:40 C 04 30 40.97 +21 26 38.3 r H51
2008-01-24 05:17:59 C 04 30 41.85 +21 26 33.0 r H51
2008-01-24 05:20:18 C 04 30 42.81 +21 26 28.0 r H51
2008-01-24 05:22:37 C 04 30 43.76 +21 26 23.4 r H51
2008-01-24 05:24:55 C 04 30 44.69 +21 26 18.6 r H51
2008-01-24 05:27:14 C 04 30 45.60 +21 26 13.5 r H51
2008-01-25 01:09:14 C 04 38 27.67 +20 45 39.6 r 726
2008-01-25 01:13:24 C 04 38 29.08 +20 45 32.2 r 726
2008-01-25 01:17:34 C 04 38 30.77 +20 45 22.9 r 726
2008-01-25 01:21:44 C 04 38 32.26 +20 45 13.6 r 726
2008-01-25 01:25:56 C 04 38 33.69 +20 45 05.0 r 726
2008-01-25 19:02:16 C 04 45 02.04 +20 09 53.1 o 046
2008-01-25 19:04:26 C 04 45 02.77 +20 09 48.3 o 046
2008-01-25 19:05:17 C 04 45 03.06 +20 09 47.6 o 046
2008-01-25 19:06:59 C 04 45 03.67 +20 09 43.7 o 046
2008-01-25 19:08:46 C 04 45 04.28 +20 09 41.4 o 046
2008-01-25 19:09:37 C 04 45 04.59 +20 09 39.2 o 046
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)