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
2021-10-08 09:11:20 C 00 26 05.23 -21 50 42.0 V T08
2021-10-08 09:19:18 C 00 26 04.85 -21 50 44.5 V T08
2021-10-08 09:26:36 C 00 26 04.52 -21 50 46.8 V T08
2021-10-10 05:26:08 C 00 24 04.40 -22 02 50.2 V 703
2021-10-10 05:33:50 C 00 24 03.99 -22 02 51.4 V 703
2021-10-10 05:41:30 C 00 24 03.66 -22 02 53.7 V 703
2021-10-10 05:49:12 C 00 24 03.34 -22 02 55.8 V 703
2021-10-13 01:34:36 C 00 21 01.39 -22 19 19.1 V W94
2021-10-13 01:42:49 C 00 21 01.01 -22 19 20.6 V W94
2021-10-13 01:51:01 C 00 21 00.64 -22 19 22.3 V W94
2021-10-14 05:23:40 C 00 19 47.94 -22 25 24.3 V G96
2021-10-14 05:32:18 C 00 19 47.55 -22 25 25.9 V G96
2021-10-14 05:40:56 C 00 19 47.16 -22 25 27.9 V G96
2021-10-14 05:49:34 C 00 19 46.78 -22 25 29.7 V G96
2021-10-26 04:56:26 C 00 08 24.31 -23 01 50.8 V 703
2021-10-26 05:04:48 C 00 08 24.00 -23 01 52.0 V 703
2021-10-26 05:13:11 C 00 08 23.74 -23 01 51.4 V 703
2021-10-26 05:21:33 C 00 08 23.46 -23 01 52.9 V 703
2021-10-26 08:15:40 C 00 08 17.41 -23 01 59.1 V T05
2021-10-26 08:20:16 C 00 08 17.26 -23 01 59.3 V T05
2021-10-26 08:28:56 C 00 08 16.99 -23 02 00.1 V T05
2021-10-26 08:44:05 C 00 08 16.40 -23 02 01.0 V T05
2021-10-28 08:47:59 C 00 06 39.78 -23 03 26.9 V T08
2021-10-28 08:53:17 C 00 06 39.59 -23 03 27.9 V T08
2021-10-28 09:01:15 C 00 06 39.32 -23 03 27.5 V T08
2021-10-28 09:15:52 C 00 06 38.82 -23 03 27.6 V T08
2021-10-29 04:45:38 C 00 06 01.49 -23 03 42.0 V 703
2021-10-29 04:53:18 C 00 06 01.16 -23 03 42.6 V 703
2021-10-29 05:00:58 C 00 06 01.00 -23 03 42.3 V 703
2021-10-29 05:08:38 C 00 06 00.75 -23 03 42.7 V 703
2021-10-30 09:33:52 C 00 05 07.75 -23 03 38.5 V T05
2021-10-30 09:38:32 C 00 05 07.63 -23 03 38.0 V T05
2021-10-30 09:47:48 C 00 05 07.31 -23 03 37.2 V T05
2021-10-30 10:05:43 C 00 05 06.72 -23 03 37.3 V T05
2021-11-01 04:21:21 C 00 03 52.55 -23 02 45.3 V G96
2021-11-01 04:28:31 C 00 03 52.34 -23 02 45.2 V G96
2021-11-01 04:35:42 C 00 03 52.11 -23 02 45.0 V G96
2021-11-01 04:42:53 C 00 03 51.91 -23 02 44.7 V G96
2021-11-01 05:28:12 C 00 03 50.57 -23 02 43.2 V 703
2021-11-01 05:36:11 C 00 03 50.34 -23 02 43.8 V 703
2021-11-01 05:44:13 C 00 03 50.08 -23 02 42.6 V 703
2021-11-01 05:52:11 C 00 03 49.84 -23 02 42.1 V 703
2021-11-02 05:33:38 C 00 03 10.47 -23 01 46.9 U I41
2021-11-02 06:32:49 C 00 03 08.80 -23 01 44.0 U I41
2021-11-04 05:31:57 C 00 01 55.63 -22 59 00.9 U I41
2021-11-04 07:10:23 C 00 01 53.06 -22 58 53.8 U I41
2021-11-06 07:16:27 C 00 00 45.316 -22 54 54.86 U F51
2021-11-06 07:31:41 C 00 00 44.951 -22 54 53.37 U F51
2021-11-06 07:46:53 C 00 00 44.592 -22 54 51.92 U F51
2021-11-06 08:02:06 C 00 00 44.230 -22 54 50.48 U F51