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
2018-11-13 09:01:20 C 00 17 47.45 -21 57 40.8 U T08
2018-11-13 09:14:39 C 00 17 47.11 -21 57 39.1 U T08
2018-11-16 03:06:27 C 00 16 34.81 -21 46 39.5 V G96
2018-11-16 03:14:50 C 00 16 34.68 -21 46 38.1 V G96
2018-11-16 03:23:09 C 00 16 34.51 -21 46 36.6 V G96
2018-11-16 03:31:30 C 00 16 34.36 -21 46 35.0 V G96
2018-11-27 02:56:54 C 00 14 05.97 -20 43 27.7 o 691
2018-11-27 03:12:34 C 00 14 05.93 -20 43 23.0 o 691
2018-11-27 03:28:04 C 00 14 05.86 -20 43 18.5 o 691
2018-12-07 06:41:21 C 00 15 06.29 -19 22 16.4 U T08
2018-12-07 06:52:38 C 00 15 06.46 -19 22 12.3 U T08
2018-12-07 07:03:57 C 00 15 06.54 -19 22 10.1 U T08
2018-12-07 07:15:16 C 00 15 06.61 -19 22 04.2 U T08
2018-12-09 03:42:47 C 00 15 37.49 -19 05 18.5 V 703
2018-12-09 03:50:30 C 00 15 37.63 -19 05 15.7 V 703
2018-12-09 03:58:13 C 00 15 37.72 -19 05 12.9 V 703
2018-12-09 04:05:57 C 00 15 37.77 -19 05 09.3 V 703
2018-12-13 06:08:35 C 00 17 06.18 -18 26 14.8 V T05
2018-12-13 06:19:11 C 00 17 06.33 -18 26 10.9 V T05
2018-12-13 06:29:45 C 00 17 06.50 -18 26 06.2 V T05
2018-12-13 06:41:02 C 00 17 06.74 -18 26 01.7 V T05
2018-12-19 03:59:17 C 00 20 01.29 -17 25 50.2 V G96
2018-12-19 04:07:36 C 00 20 01.51 -17 25 46.6 V G96
2018-12-19 04:15:56 C 00 20 01.71 -17 25 43.2 V G96
2018-12-19 04:24:16 C 00 20 01.91 -17 25 39.0 V G96
2020-04-23 19:52:10 C 20 16 23.34 -12 21 59.0 q D29
2020-04-23 20:04:32 C 20 16 23.67 -12 21 58.0 q D29
2020-04-23 20:16:54 C 20 16 24.03 -12 21 57.1 q D29
2020-04-27 10:18:20 C 20 18 49.31 -12 18 15.1 V G96
2020-04-27 10:25:49 C 20 18 49.48 -12 18 14.7 V G96
2020-04-27 10:33:19 C 20 18 49.68 -12 18 14.4 V G96
2020-04-27 10:40:49 C 20 18 49.86 -12 18 14.1 V G96
2020-04-29 14:15:45 C 20 20 08.23 -12 16 33.3 V T08
2020-04-29 14:23:42 C 20 20 08.35 -12 16 33.8 V T08
2020-04-29 14:48:43 C 20 20 08.98 -12 16 32.4 V T08
2020-04-29 14:59:17 C 20 20 09.21 -12 16 32.4 V T08
2020-05-04 14:07:00 C 20 22 44.280 -12 14 25.46 U F51
2020-05-04 14:07:55 C 20 22 44.302 -12 14 25.56 U F51
2020-05-04 14:16:32 C 20 22 44.453 -12 14 25.40 U F51
2020-05-04 14:17:28 C 20 22 44.476 -12 14 25.50 U F51
2020-05-04 14:26:00 C 20 22 44.624 -12 14 25.39 U F51
2020-05-04 14:26:56 C 20 22 44.643 -12 14 25.48 U F51
2020-05-04 14:35:30 C 20 22 44.797 -12 14 25.28 U F51
2020-05-04 14:36:25 C 20 22 44.814 -12 14 25.35 U F51
2020-05-17 14:10:58 C 20 26 29.65 -12 22 18.7 V T05
2020-05-17 14:23:32 C 20 26 29.71 -12 22 19.8 V T05
2020-05-17 14:29:29 C 20 26 29.71 -12 22 20.2 V T05
2020-05-17 14:50:18 C 20 26 29.81 -12 22 21.5 V T05
2020-05-20 13:50:53 C 20 26 41.92 -12 27 16.4 V T05
2020-05-20 13:56:09 C 20 26 41.92 -12 27 17.0 V T05