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
2021-11-08 05:02:21 C 23 59 47.19 -22 50 05.7 U I41
2021-11-08 05:34:21 C 23 59 46.51 -22 50 02.0 U I41
2021-11-11 07:38:40 C 23 58 26.43 -22 40 06.6 V T05
2021-11-11 07:43:57 C 23 58 26.32 -22 40 05.8 V T05
2021-11-11 08:35:00 C 23 58 25.43 -22 39 58.5 V T05
2021-11-11 08:45:36 C 23 58 25.30 -22 39 56.8 V T05
2021-11-12 05:03:38 C 23 58 06.52 -22 36 48.5 U I41
2021-11-12 06:36:17 C 23 58 05.02 -22 36 33.4 U I41
2021-11-19 05:22:00 C 23 56 20.324 -22 04 03.29 U F52
2021-11-19 05:39:43 C 23 56 20.191 -22 03 59.30 U F52
2021-11-19 05:55:17 C 23 56 20.074 -22 03 55.73 U F52
2021-11-27 07:02:11 C 23 56 06.93 -21 13 25.0 V T05
2021-11-27 07:06:48 C 23 56 06.88 -21 13 24.0 V T05
2021-11-27 07:16:43 C 23 56 06.93 -21 13 22.1 V T05
2021-11-27 07:34:31 C 23 56 06.97 -21 13 16.4 V T05
2022-01-21 02:21:36 C 00 36 39.37 -11 43 13.6 V 703
2022-01-21 02:29:45 C 00 36 39.83 -11 43 09.8 V 703
2022-01-21 02:46:01 C 00 36 40.66 -11 42 58.6 V 703
2022-01-25 01:56:21 C 00 41 45.58 -10 52 19.9 V 703
2022-01-25 02:04:31 C 00 41 45.98 -10 52 14.7 V 703
2022-01-25 02:12:42 C 00 41 46.42 -10 52 10.6 V 703
2022-01-25 02:20:52 C 00 41 46.89 -10 52 05.7 V 703
2022-01-31 01:55:55 C 00 49 51.85 -09 34 07.5 V 703
2022-01-31 02:13:21 C 00 49 52.82 -09 33 56.3 V 703
2022-01-31 02:22:03 C 00 49 53.37 -09 33 51.4 V 703
2022-02-12 02:45:16 C 01 07 32.90 -06 52 29.0 U I41
2022-02-12 03:02:57 C 01 07 34.01 -06 52 18.9 U I41
2022-02-13 02:50:16 C 01 09 06.23 -06 38 46.2 U I41
2022-02-13 02:54:35 C 01 09 06.51 -06 38 43.5 U I41
2022-02-13 02:58:52 C 01 09 06.78 -06 38 40.8 U I41
2022-02-14 02:47:00 C 01 10 39.76 -06 25 05.6 U I41
2022-02-14 02:51:23 C 01 10 40.04 -06 25 03.0 U I41
2022-02-14 02:55:45 C 01 10 40.34 -06 25 00.5 U I41
2022-02-14 03:00:07 C 01 10 40.65 -06 24 58.2 U I41
2022-02-15 02:47:35 C 01 12 14.26 -06 11 21.1 U I41
2022-02-15 02:52:36 C 01 12 14.59 -06 11 18.6 U I41
2022-02-15 02:56:59 C 01 12 14.88 -06 11 15.9 U I41
2022-02-15 03:00:38 C 01 12 15.11 -06 11 13.6 U I41
2022-02-15 03:01:20 C 01 12 15.17 -06 11 13.1 U I41
2022-02-18 02:46:56 C 01 17 01.90 -05 29 58.2 U I41
2022-02-18 02:51:18 C 01 17 02.21 -05 29 56.2 U I41
2022-02-18 02:55:40 C 01 17 02.46 -05 29 53.6 U I41
2022-02-18 03:04:22 C 01 17 03.07 -05 29 48.6 U I41
2022-02-19 02:51:19 C 01 18 39.53 -05 16 04.4 U I41
2022-02-19 02:55:37 C 01 18 39.76 -05 16 02.2 U I41
2022-02-19 02:59:55 C 01 18 40.08 -05 15 59.8 U I41
2022-02-19 03:08:34 C 01 18 40.65 -05 15 54.5 U I41
2022-02-20 02:55:32 C 01 20 17.75 -05 02 09.4 U I41
2022-02-20 02:59:53 C 01 20 18.06 -05 02 07.2 U I41
2022-02-20 03:08:35 C 01 20 18.64 -05 02 01.5 U I41