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
2010-02-16 17:18:15 C 02 17 17.37 +00 50 33.3 18.7 u C20
2010-02-24 17:17:29 C 02 32 03.34 +03 16 12.5 18.5 u C20
2010-02-24 17:19:35 C 02 32 03.52 +03 16 14.1 18.3 u C20
2010-02-25 17:23:22 C 02 34 00.03 +03 34 34.2 18.5 u C20
2010-02-25 17:25:29 C 02 34 00.22 +03 34 36.1 18.7 u C20
2010-02-26 17:11:01 C 02 35 56.46 +03 52 42.6 18.6 u C20
2010-02-26 17:13:07 C 02 35 56.69 +03 52 45.0 18.5 u C20
2010-03-01 17:25:19 C 02 41 57.34 +04 47 50.4 18.7 u C20
2010-03-05 02:39:18 C 02 48 56.30 +05 49 53.0 r 703
2010-03-05 02:55:00 C 02 48 57.70 +05 50 04.9 r 703
2010-03-05 03:02:58 C 02 48 58.42 +05 50 10.7 r 703
2010-03-05 17:11:40 C 02 50 12.81 +06 00 59.0 19.2 u C20
2010-03-23 17:16:41 C 03 31 36.08 +11 27 15.8 19.0 u C20
2010-03-23 17:18:48 C 03 31 36.34 +11 27 17.3 19.1 u C20
2010-04-19 17:41:02 C 04 47 05.73 +18 52 03.7 18.7 u C20
2010-04-19 17:43:09 C 04 47 05.94 +18 52 04.1 18.5 u C20
2010-04-20 17:45:43 C 04 50 13.42 +19 06 37.7 18.5 u C20
2010-04-20 17:47:50 C 04 50 13.65 +19 06 38.2 19.1 u C20
2010-04-29 17:43:59 C 05 19 19.81 +21 08 12.1 18.9 u C20
2010-04-29 17:46:06 C 05 19 20.13 +21 08 13.6 18.8 u C20
2011-06-03 09:36:31 C 21 11 43.69 -14 10 11.6 r G96
2011-06-03 09:46:39 C 21 11 43.65 -14 10 13.1 r G96
2011-06-03 09:56:45 C 21 11 43.65 -14 10 14.4 r G96
2011-06-03 10:06:49 C 21 11 43.62 -14 10 15.9 r G96
2011-06-22 10:05:47 C 21 06 24.39 -15 41 47.9 o 691
2011-06-22 10:31:23 C 21 06 23.78 -15 41 54.6 o 691
2011-06-22 10:56:59 C 21 06 23.18 -15 42 01.3 o 691
2011-07-01 08:00:25 C 21 00 35.38 -16 43 05.4 u 703
2011-07-01 08:10:20 C 21 00 34.99 -16 43 07.5 u 703
2011-07-01 08:20:16 C 21 00 34.66 -16 43 11.3 u 703
2011-07-01 08:30:09 C 21 00 34.45 -16 43 14.7 u 703
2011-07-27 16:54:50 C 20 34 13.47 -20 20 24.2 r E12
2011-07-27 17:07:09 C 20 34 12.86 -20 20 28.3 r E12
2011-07-27 17:09:12 C 20 34 12.75 -20 20 28.9 r E12
2011-07-27 17:21:35 C 20 34 12.14 -20 20 33.3 r E12
2011-07-27 17:23:39 C 20 34 12.03 -20 20 33.8 r E12
2011-07-27 17:35:58 C 20 34 11.46 -20 20 38.1 r E12
2011-09-15 06:42:26 C 19 55 34.729 -24 55 30.70 L F51
2011-09-15 06:57:29 C 19 55 34.561 -24 55 32.30 L F51
2012-08-30 09:44:38 C 02 04 05.25 -10 03 32.9 v H21
2012-08-30 09:48:31 C 02 04 05.23 -10 03 34.6 v H21
2012-08-30 09:52:24 C 02 04 05.24 -10 03 36.0 v H21
2012-09-11 07:04:05 C 02 01 57.23 -12 15 53.4 V G45
2012-09-11 07:57:00 C 02 01 56.39 -12 16 20.2 V G45
2012-09-11 10:00:14 C 02 01 54.40 -12 17 21.1 V G45
2012-09-11 10:45:39 C 02 01 53.66 -12 17 43.2 V G45
2012-10-09 09:01:49 C 01 40 34.42 -17 51 00.2 r 703
2012-10-09 09:09:56 C 01 40 33.99 -17 51 03.4 r 703
2012-10-09 09:18:03 C 01 40 33.63 -17 51 07.2 r 703
2012-10-09 09:26:17 C 01 40 33.16 -17 51 10.6 r 703