5751 Zao (1992 AC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4253262069 ± 4.74e-09
Semi-major axis (a)2.1014867082 AU ± 1.45e-09
Inclination (i)16.07378815° ± 1.42e-07
Long. of Asc. Node (Ω)121.62648787° ± 6.91e-07
Arg. of Perihelion (ω)25.44038190° ± 1.74e-06
Mean Anomaly (M)23.79115094° ± 4.26e-06
Mean Motion (n)0.3235357714°/day ± 3.34e-10
Perihelion dist (q)1.20766934 AU ± 1.00e-08
Aphelion dist (Q)2.99530408 AU ± 1.02e-08
Orbital Period3.04642136 yr ± 3.15e-09
Physical Parameters
H (abs. magnitude)14.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.023″
Uncertainty0
Orbit TypeAmor
MOID0.240308 AU
Observations Used2575
Gaia Obs Used184
Oppositions19
Arc Total1989-2026
First Observation Used1989-03-10
Last Observation Used2026-03-30
Observations (3192)
Date Type RA Dec Mag Band Observatory
1998-01-12 18:04:15 C 03 41 15.26 +00 02 54.3 z 113
1998-01-12 18:19:12 C 03 41 15.16 +00 03 10.8 z 113
1998-01-12 18:32:30 C 03 41 15.10 +00 03 26.0 z 113
1998-01-12 20:31:56 C 03 41 14.36 +00 05 40.8 046
1998-01-12 20:34:49 C 03 41 14.34 +00 05 44.1 046
1998-01-12 20:37:50 C 03 41 14.33 +00 05 47.5 046
1998-01-14 03:56:00 C 03 41 11.24 +00 41 27.6 710
1998-01-14 04:45:45 C 03 41 11.09 +00 42 24.8 710
1998-01-15 04:21:14 C 03 41 12.80 +01 09 38.6 710
1998-01-18 19:38:03 C 03 41 47.91 +02 52 41.8 z 118
1998-01-18 19:44:40 C 03 41 47.95 +02 52 49.5 z 118
1998-01-25 06:38:12 C 03 44 43.16 +06 03 18.6 c 566
1998-01-25 06:52:09 C 03 44 43.49 +06 03 36.0 c 566
1998-01-25 07:08:59 C 03 44 43.87 +06 03 57.3 c 566
1998-01-25 13:25:09 C 03 44 53.80 +06 11 45.4 m 347
1998-01-25 13:29:10 C 03 44 53.91 +06 11 51.0 m 347
1998-01-25 13:35:43 C 03 44 54.04 +06 11 59.1 m 347
1998-01-25 13:39:58 C 03 44 54.20 +06 12 03.4 m 347
1998-01-25 17:45:16 C 03 45 01.59 +06 17 10.1 557
1998-01-25 18:20:57 C 03 45 02.50 +06 17 54.9 557
1998-01-25 21:55:26 C 03 45 08.03 +06 22 24.2 557
1998-01-28 11:36:03 C 03 47 03.72 +07 40 43.5 z 422
1998-01-28 11:37:39 C 03 47 03.79 +07 40 45.6 z 422
1998-01-28 11:39:15 C 03 47 03.82 +07 40 47.5 z 422
1998-02-01 17:08:41 C 03 51 04.43 +09 50 28.0 557
1998-02-01 17:35:44 C 03 51 05.56 +09 51 03.0 557
1998-02-01 17:59:26 C 03 51 06.56 +09 51 33.8 z 118
1998-02-01 18:07:28 C 03 51 06.90 +09 51 44.3 z 118
1998-02-01 19:01:51 C 03 51 09.18 +09 52 54.0 557
1998-02-01 20:27:02 C 03 51 12.80 +09 54 43.6 557
1998-02-03 06:39:13 C 03 52 47.69 +10 38 52.5 z 711
1998-02-03 06:44:43 C 03 52 47.95 +10 38 59.7 z 711
1998-02-06 06:04:26 C 03 56 28.71 +12 11 15.6 z 711
1998-02-06 06:10:08 C 03 56 29.03 +12 11 23.1 z 711
1998-02-18 12:47:00 C 04 16 48.20 +18 30 40.4 m 347
1998-02-18 12:51:28 C 04 16 48.63 +18 30 45.6 m 347
1998-02-19 18:35:06 C 04 19 19.19 +19 08 21.4 557
1998-02-19 18:49:54 C 04 19 20.42 +19 08 40.0 557
1998-02-19 18:53:15 C 04 19 20.71 +19 08 44.1 557
1998-02-20 00:27:50 C 04 19 49.08 +19 15 59.5 z 860
1998-02-20 00:43:05 C 04 19 50.33 +19 16 19.1 z 860
1998-02-20 00:50:11 C 04 19 50.88 +19 16 27.8 z 860
1998-02-20 17:43:49 C 04 21 19.69 +19 37 30.7 557
1998-02-20 18:12:27 C 04 21 22.13 +19 38 06.6 557
1998-02-20 19:45:40 C 04 21 30.11 +19 40 03.5 557
1998-02-20 21:23:56 C 04 21 38.60 +19 42 06.1 557
1998-02-22 12:03:28 C 04 25 07.09 +20 30 29.9 z 900
1998-02-22 12:25:29 C 04 25 09.23 +20 30 57.9 z 900
1998-02-24 10:30:25 C 04 29 29.02 +21 28 16.6 z 422
1998-02-24 10:32:23 C 04 29 29.24 +21 28 18.9 z 422