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
1998-02-24 10:34:18 C 04 29 29.42 +21 28 21.2 z 422
1998-03-07 23:11:53 C 04 59 41.83 +26 53 51.3 z 860
1998-03-07 23:17:59 C 04 59 42.59 +26 53 58.0 z 860
1998-03-10 20:32:23 C 05 08 23.38 +28 09 12.3 z 118
1998-03-10 20:41:47 C 05 08 24.55 +28 09 22.3 z 118
1998-03-23 18:50:36 C 05 52 37.49 +33 05 08.8 z 118
1998-03-23 18:56:07 C 05 52 38.38 +33 05 13.6 z 118
1998-03-23 19:54:26 C 05 52 47.45 +33 06 00.6 z 605
1998-03-23 20:07:44 C 05 52 49.46 +33 06 12.0 z 605
1998-03-23 20:19:26 C 05 52 51.29 +33 06 20.9 z 605
1998-04-09 20:44:39 C 07 02 50.21 +37 12 16.8 118
1998-04-09 20:50:15 C 07 02 51.24 +37 12 18.8 118
1998-04-13 02:58:35 C 07 17 19.903 +37 36 45.12 l G91
1998-04-14 02:50:11 C 07 21 47.688 +37 42 37.45 l G91
1998-04-15 02:53:32 C 07 26 18.667 +37 47 47.28 l G91
1998-04-20 19:03:50 C 07 52 05.80 +38 02 41.2 118
1998-04-20 19:10:11 C 07 52 07.06 +38 02 41.0 118
1998-04-25 20:05:38 C 08 15 06.93 +37 55 39.6 118
1998-04-25 20:12:26 C 08 15 08.20 +37 55 38.7 118
1998-05-22 21:29:41 C 10 10 42.18 +32 35 24.6 118
1998-05-22 21:35:55 C 10 10 43.22 +32 35 19.4 118
1999-08-05 06:43:23 C 21 39 41.41 -21 09 27.1 z 711
1999-08-05 07:00:46 C 21 39 40.63 -21 09 34.4 z 711
1999-08-08 07:03:00 C 21 36 32.07 -21 36 41.9 z 711
1999-08-08 07:20:02 C 21 36 31.45 -21 36 46.9 z 711
2000-09-25 10:06:44 C 04 01 10.33 -04 43 32.5 17.8 c 704
2000-09-25 10:28:12 C 04 01 10.72 -04 43 40.8 18.4 c 704
2000-09-25 10:50:42 C 04 01 11.06 -04 43 50.4 18.8 c 704
2000-09-25 11:12:39 C 04 01 11.41 -04 44 00.4 18.5 c 704
2000-09-26 09:34:22 C 04 01 34.95 -04 53 22.8 c 699
2000-09-26 10:06:36 C 04 01 35.51 -04 53 36.2 c 699
2000-09-26 10:38:47 C 04 01 35.96 -04 53 49.7 c 699
2000-09-26 11:10:57 C 04 01 36.45 -04 54 03.9 c 699
2000-09-30 06:35:29 C 04 02 55.35 -05 33 40.2 i 808
2000-09-30 07:18:45 C 04 02 55.81 -05 33 58.7 i 808
2000-10-05 09:28:18 C 04 03 57.93 -06 30 04.5 18.1 c 704
2000-10-05 09:51:11 C 04 03 58.02 -06 30 15.8 18.5 c 704
2000-10-05 10:12:57 C 04 03 58.09 -06 30 25.9 18.5 c 704
2000-10-05 10:35:32 C 04 03 58.13 -06 30 36.3 18.5 c 704
2000-10-05 10:59:48 C 04 03 58.19 -06 30 47.1 18.4 c 704
2000-10-22 01:57:36 C 04 00 51.90 -09 45 42.8 c 113
2000-10-22 01:59:45 C 04 00 51.85 -09 45 43.5 c 113
2000-10-22 02:01:56 C 04 00 51.79 -09 45 44.9 c 113
2000-10-22 02:04:05 C 04 00 51.74 -09 45 45.9 c 113
2000-10-22 02:06:17 C 04 00 51.68 -09 45 46.9 c 113
2000-10-30 05:22:10 C 03 55 24.91 -11 16 59.8 i 808
2000-10-30 06:30:15 C 03 55 22.42 -11 17 30.9 i 808
2000-12-03 02:03:02 C 03 13 40.32 -13 28 56.9 i 739
2000-12-03 02:08:52 C 03 13 39.98 -13 28 55.8 i 739
2000-12-03 02:42:10 C 03 13 38.09 -13 28 48.6 i 739