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
2021-09-13 09:02:05 C 00 51 53.29 -17 46 07.8 U I41
2021-09-13 09:35:14 C 00 51 52.07 -17 46 23.8 U I41
2021-09-14 07:39:48 C 00 51 04.50 -17 57 06.0 V G96
2021-09-14 07:47:23 C 00 51 04.21 -17 57 09.7 V G96
2021-09-14 07:54:59 C 00 51 03.93 -17 57 13.4 V G96
2021-09-14 08:02:35 C 00 51 03.65 -17 57 17.1 V G96
2021-09-15 09:34:09 C 00 50 07.05 -18 09 35.2 U I41
2021-09-15 10:29:35 C 00 50 04.92 -18 10 01.7 U I41
2021-09-17 06:58:31 C 00 48 23.43 -18 31 13.5 U I41
2021-09-17 07:23:13 C 00 48 22.44 -18 31 25.1 U I41
2021-09-17 08:28:45 C 00 48 19.80 -18 31 56.4 U I41
2021-09-17 08:30:46 C 00 48 19.72 -18 31 57.2 U I41
2021-09-17 08:36:12 C 00 48 19.52 -18 31 59.7 U I41
2021-09-24 10:11:46 C 00 41 18.78 -19 48 50.4 V T05
2021-09-24 10:14:24 C 00 41 18.75 -19 48 52.6 V T05
2021-09-24 10:19:02 C 00 41 18.50 -19 48 53.6 V T05
2021-09-24 10:27:36 C 00 41 18.13 -19 48 57.6 V T05
2021-09-26 10:12:57 C 00 39 12.07 -20 09 08.1 V T08
2021-09-26 10:49:07 C 00 39 10.51 -20 09 21.9 V T08
2021-09-26 11:29:48 C 00 39 08.59 -20 09 38.7 V T08
2021-09-26 11:39:07 C 00 39 08.27 -20 09 42.4 V T08
2021-09-28 10:58:25 C 00 37 01.059 -20 28 52.83 U F51
2021-09-28 11:08:41 C 00 37 00.60 -20 28 57.0 V T05
2021-09-28 11:13:41 C 00 37 00.348 -20 28 58.79 U F51
2021-09-28 11:16:28 C 00 37 00.20 -20 28 59.7 V T05
2021-09-28 11:23:11 C 00 36 59.85 -20 29 02.5 V T05
2021-09-28 11:44:19 C 00 36 58.921 -20 29 10.92 U F51
2021-09-28 12:12:41 C 00 36 57.60 -20 29 22.0 V T05
2021-09-30 11:29:55 C 00 34 48.67 -20 47 37.2 V T08
2021-09-30 11:35:54 C 00 34 48.39 -20 47 39.9 V T08
2021-09-30 11:41:52 C 00 34 48.10 -20 47 42.2 V T08
2021-09-30 11:49:50 C 00 34 47.76 -20 47 44.4 V T08
2021-09-30 12:07:06 C 00 34 46.93 -20 47 50.5 V T08
2021-10-02 09:43:16 C 00 32 41.66 -21 04 33.1 V T05
2021-10-02 09:45:55 C 00 32 41.53 -21 04 34.0 V T05
2021-10-02 10:18:21 C 00 32 39.96 -21 04 45.7 V T05
2021-10-02 10:47:05 C 00 32 38.59 -21 04 55.6 V T05
2021-10-04 10:03:28 C 00 30 27.91 -21 21 13.2 V T08
2021-10-04 10:53:10 C 00 30 25.49 -21 21 29.6 V T08
2021-10-04 10:57:48 C 00 30 25.35 -21 21 32.4 V T08
2021-10-04 11:08:26 C 00 30 24.83 -21 21 35.2 V T08
2021-10-06 10:39:50 C 00 28 13.32 -21 36 51.5 V T05
2021-10-06 10:45:07 C 00 28 13.07 -21 36 53.0 V T05
2021-10-06 11:16:45 C 00 28 11.52 -21 37 03.3 V T05
2021-10-06 11:25:21 C 00 28 11.15 -21 37 05.4 V T05
2021-10-07 06:33:48 C 00 27 18.44 -21 42 56.2 V 703
2021-10-07 06:41:30 C 00 27 18.13 -21 42 58.9 V 703
2021-10-07 06:49:11 C 00 27 17.73 -21 43 00.2 V 703
2021-10-07 06:56:53 C 00 27 17.40 -21 43 02.1 V 703
2021-10-08 09:05:21 C 00 26 05.57 -21 50 40.4 V T08