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
2024-08-15 21:01:30 C 20 36 46.91 +09 14 47.3 V G34
2024-08-16 23:43:02 C 20 32 59.482 +10 17 02.00 V Z80
2024-08-16 23:50:58 C 20 32 58.270 +10 17 20.26 V Z80
2024-08-16 23:59:02 C 20 32 57.082 +10 17 39.62 V Z80
2024-08-19 22:45:14 C 20 22 16.272 +13 10 01.81 X K00
2024-08-19 23:07:35 C 20 22 12.610 +13 10 58.08 X K00
2024-08-19 23:29:15 C 20 22 09.062 +13 11 51.68 X K00
2024-08-20 10:33:53 C 20 20 22.949 +13 40 03.72 V T08
2024-08-20 10:39:12 C 20 20 22.030 +13 40 16.93 V T08
2024-08-20 10:46:38 C 20 20 20.774 +13 40 35.76 V T08
2024-08-20 11:33:26 C 20 20 12.845 +13 42 33.95 V T08
2024-08-22 18:05:13 B 20 11 14.508 +16 03 37.30 X L87
2024-08-22 18:14:02 B 20 11 12.941 +16 04 00.52 X L87
2024-08-22 18:22:47 B 20 11 11.362 +16 04 23.48 X L87
2024-08-22 22:29:10 B 20 10 27.019 +16 14 26.56 X K87
2024-08-22 22:47:35 B 20 10 23.736 +16 15 14.98 X K87
2024-08-22 23:05:59 B 20 10 20.417 +16 16 02.86 X K87
2024-08-25 19:21:32 C 19 58 10.37 +19 18 53.2 V G17
2024-08-25 19:30:08 C 19 58 08.72 +19 19 16.8 V G17
2024-08-25 19:47:18 C 19 58 05.40 +19 20 03.4 V G17
2024-08-25 19:55:53 C 19 58 03.75 +19 20 27.3 V G17
2024-08-25 20:33:16 C 19 57 56.540 +19 22 03.82 V G33
2024-08-25 20:38:29 C 19 57 55.525 +19 22 18.16 V G33
2024-08-26 05:25:09 C 19 56 17.278 +19 46 19.16 V U52
2024-08-26 05:28:35 C 19 56 16.550 +19 46 28.16 V U52
2024-08-26 20:50:18 B 19 53 22.53 +20 28 29.3 X M59
2024-08-26 20:58:22 B 19 53 20.82 +20 28 48.8 X M59
2024-08-26 21:06:25 B 19 53 19.29 +20 29 09.3 X M59
2024-08-26 21:29:07 B 19 53 14.630 +20 30 11.81 X K87
2024-08-26 21:39:34 B 19 53 12.530 +20 30 40.97 X K87
2024-08-28 06:06:32 C 19 46 57.048 +22 00 23.47 V T05
2024-08-28 06:11:05 C 19 46 56.110 +22 00 36.54 V T05
2024-08-28 06:18:54 C 19 46 54.502 +22 00 58.21 V T05
2024-08-28 20:34:11 B 19 44 03.809 +22 40 08.04 X K87
2024-08-28 20:37:11 B 19 44 03.182 +22 40 16.14 X K87
2024-08-28 20:41:01 B 19 44 02.378 +22 40 26.65 X K87
2024-08-28 20:47:41 C 19 44 01.034 +22 40 45.01 X K00
2024-08-28 21:22:43 C 19 43 53.729 +22 42 22.03 X K00
2024-08-28 22:07:58 C 19 43 44.230 +22 44 29.90 q L05
2024-08-28 22:33:04 C 19 43 39.046 +22 45 35.75 X K00
2024-08-28 22:45:16 C 19 43 36.437 +22 46 12.61 q L05
2024-08-28 23:25:01 C 19 43 28.188 +22 48 01.58 q L05
2024-08-29 01:42:11 C 19 43 02.70 +22 54 32.2 V W46
2024-08-29 01:49:48 C 19 43 01.11 +22 54 53.3 V W46
2024-08-29 01:53:23 C 19 43 00.34 +22 55 03.2 V W46
2024-08-29 21:07:43 C 19 39 05.734 +23 48 20.45 X K00
2024-08-29 22:03:55 C 19 38 53.772 +23 50 55.97 X K00
2024-08-29 23:12:46 C 19 38 39.091 +23 54 05.94 X K00
2024-08-29 23:15:04 C 19 38 38.491 +23 54 16.74 V A16
2024-08-29 23:56:06 C 19 38 29.753 +23 56 09.60 V A16
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)