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
2009-10-18 06:50:21 C 02 00 08.56 -17 27 41.0 r 703
2009-10-18 07:00:54 C 02 00 07.99 -17 27 45.3 r 703
2009-10-18 07:11:22 C 02 00 07.48 -17 27 49.0 r 703
2009-10-27 22:56:20 C 01 48 26.14 -18 43 00.0 18.1 o C20
2009-10-27 23:02:41 C 01 48 25.80 -18 43 01.4 18.0 o C20
2009-10-29 06:28:35 C 01 46 49.51 -18 50 32.0 r 703
2009-10-29 06:35:35 C 01 46 49.08 -18 50 34.9 r 703
2009-10-29 06:43:19 C 01 46 48.75 -18 50 34.5 r 703
2009-10-29 06:50:17 C 01 46 48.36 -18 50 37.7 r 703
2009-11-10 06:24:57 C 01 32 46.60 -19 25 56.7 r 703
2009-11-10 06:34:15 C 01 32 46.21 -19 25 57.5 r 703
2009-11-10 06:52:00 C 01 32 45.42 -19 25 56.8 r 703
2009-11-10 07:01:36 C 01 32 44.91 -19 25 57.5 r 703
2009-11-17 05:27:48 C 01 25 49.87 -19 18 09.1 r 703
2009-11-17 05:37:22 C 01 25 49.51 -19 18 07.3 r 703
2009-11-17 05:47:00 C 01 25 49.11 -19 18 06.9 r 703
2009-11-17 05:56:35 C 01 25 48.72 -19 18 05.5 r 703
2009-11-21 20:48:08 C 01 21 56.96 -19 01 47.9 18.5 o C20
2009-11-21 20:54:30 C 01 21 56.76 -19 01 46.9 18.3 o C20
2009-11-23 21:00:46 C 01 20 29.00 -18 52 06.2 18.3 o C20
2009-11-23 21:07:07 C 01 20 28.77 -18 52 04.9 18.2 o C20
2009-11-24 20:33:39 C 01 19 49.00 -18 46 50.1 18.0 o C20
2009-11-24 20:35:45 C 01 19 48.94 -18 46 49.4 18.3 o C20
2009-11-25 04:40:11 C 01 19 35.79 -18 44 55.5 r 703
2009-11-25 04:51:29 C 01 19 35.47 -18 44 53.1 r 703
2009-11-25 05:02:49 C 01 19 35.14 -18 44 50.6 r 703
2009-11-25 05:14:02 C 01 19 34.89 -18 44 48.1 r 703
2009-11-26 20:52:40 C 01 18 33.05 -18 34 54.7 18.6 o C20
2009-11-26 20:54:47 C 01 18 33.02 -18 34 54.3 19.0 o C20
2009-11-27 17:55:08 C 01 18 02.89 -18 29 17.8 17.8 o C20
2009-11-27 18:01:29 C 01 18 02.73 -18 29 15.5 18.1 o C20
2009-12-01 19:47:53 C 01 16 02.92 -17 59 43.9 18.2 o C20
2009-12-01 19:52:07 C 01 16 02.84 -17 59 42.1 17.9 o C20
2009-12-03 19:36:53 C 01 15 17.47 -17 43 21.9 18.2 o C20
2009-12-03 19:43:14 C 01 15 17.34 -17 43 19.6 18.5 o C20
2009-12-04 19:35:43 C 01 14 57.93 -17 34 42.9 17.3 o C20
2009-12-04 19:42:04 C 01 14 57.83 -17 34 40.3 18.1 o C20
2009-12-17 02:34:09 C 01 13 55.56 -15 26 34.9 r 703
2009-12-17 02:42:22 C 01 13 55.56 -15 26 31.0 r 703
2009-12-17 02:50:34 C 01 13 55.66 -15 26 26.3 r 703
2009-12-17 02:58:50 C 01 13 55.63 -15 26 22.6 r 703
2010-01-05 19:07:42 C 01 23 02.41 -10 58 13.5 18.9 u C20
2010-01-05 19:09:49 C 01 23 02.45 -10 58 12.4 18.6 u C20
2010-01-07 18:01:54 C 01 24 35.65 -10 28 31.7 18.6 u C20
2010-01-07 18:04:01 C 01 24 35.72 -10 28 30.5 18.6 u C20
2010-01-08 18:21:03 C 01 25 26.54 -10 12 57.1 18.6 u C20
2010-01-08 18:23:10 C 01 25 26.60 -10 12 55.8 18.5 u C20
2010-01-18 17:59:10 C 01 35 17.15 -07 33 37.0 19.0 u C20
2010-02-01 18:01:46 C 01 53 15.61 -03 36 00.9 18.9 u C20
2010-02-06 17:24:19 C 02 00 42.66 -02 08 36.3 18.4 u C20