IAA RAS IAA Minor Planet Database

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
2020-06-23 11:38:25 C 20 10 41.959 -14 58 53.98 – U F51
2020-06-24 11:18:58 C 20 09 45.81 -15 05 46.3 – V T08
2020-06-24 11:23:37 C 20 09 45.60 -15 05 47.5 – V T08
2020-06-24 11:28:17 C 20 09 45.43 -15 05 48.8 – V T08
2020-06-24 11:36:23 C 20 09 45.10 -15 05 51.1 – V T08
2020-06-26 09:01:26 C 20 07 53.82 -15 19 20.4 – U I41
2020-06-26 11:01:40 C 20 07 48.65 -15 19 56.6 – U I41
2020-06-27 10:05:17 C 20 06 50.65 -15 26 54.6 – V T08
2020-06-27 10:14:37 C 20 06 50.24 -15 26 57.4 – V T08
2020-06-27 10:19:16 C 20 06 50.05 -15 26 58.7 – V T08
2020-06-27 10:57:49 C 20 06 48.37 -15 27 11.0 – V T08
2020-06-27 12:51:54 C 20 06 43.349 -15 27 45.62 – U F52
2020-06-27 13:05:14 C 20 06 42.762 -15 27 49.69 – U F52
2020-06-27 13:18:34 C 20 06 42.173 -15 27 53.76 – U F52
2020-06-27 13:31:52 C 20 06 41.587 -15 27 57.75 – U F52
2020-06-28 11:19:13 C 20 05 45.60 -15 34 39.5 – V T08
2020-06-28 11:24:31 C 20 05 45.34 -15 34 41.1 – V T08
2020-06-28 11:25:11 C 20 05 45.34 -15 34 41.1 – V T08
2020-06-28 11:30:29 C 20 05 45.08 -15 34 42.7 – V T08
2020-06-28 11:39:38 C 20 05 44.69 -15 34 45.8 – V T08
2020-06-30 10:23:48 C 20 03 41.30 -15 49 21.2 – V T05
2020-06-30 10:28:24 C 20 03 41.08 -15 49 23.1 – V T05
2020-06-30 10:37:02 C 20 03 40.67 -15 49 25.4 – V T05
2020-06-30 10:59:33 C 20 03 39.63 -15 49 32.7 – V T05
2020-07-01 09:38:03 C 20 02 38.51 -15 56 43.4 – V T08
2020-07-01 09:44:42 C 20 02 38.20 -15 56 45.1 – V T08
2020-07-01 10:00:14 C 20 02 37.45 -15 56 50.1 – V T08
2020-07-01 10:09:31 C 20 02 37.05 -15 56 53.3 – V T08
2020-07-09 11:37:45 C 19 53 25.45 -17 00 18.0 – V T08
2020-07-09 11:42:23 C 19 53 25.19 -17 00 20.1 – V T08
2020-07-09 11:51:40 C 19 53 24.71 -17 00 23.7 – V T08
2020-07-09 12:08:55 C 19 53 23.86 -17 00 29.8 – V T08
2020-07-10 12:23:33 C 19 52 12.18 -17 08 35.3 – V T08
2020-07-10 12:28:15 C 19 52 11.93 -17 08 36.8 – V T08
2020-07-10 12:39:44 C 19 52 11.39 -17 08 40.6 – V T08
2020-07-10 12:55:53 C 19 52 10.50 -17 08 45.9 – V T08
2020-07-11 11:32:32 C 19 51 03.48 -17 16 21.1 – V T05
2020-07-11 11:37:50 C 19 51 03.21 -17 16 22.6 – V T05
2020-07-11 12:23:26 C 19 51 00.91 -17 16 38.0 – V T05
2020-07-11 12:34:48 C 19 51 00.31 -17 16 41.6 – V T05
2020-07-11 22:43:16 C 19 50 30.33 -17 20 07.3 – V C95
2020-07-11 22:50:33 C 19 50 29.95 -17 20 09.7 – V C95
2020-07-11 22:57:51 C 19 50 29.56 -17 20 12.8 – V C95
2020-07-13 10:03:30 C 19 48 44.78 -17 31 57.5 – V T08
2020-07-13 10:06:10 C 19 48 44.64 -17 31 58.4 – V T08
2020-07-13 10:10:09 C 19 48 44.41 -17 32 00.1 – V T08
2020-07-13 10:24:47 C 19 48 43.68 -17 32 04.8 – V T08
2020-07-14 05:38:09 C 19 47 46.27 -17 38 32.2 – V G96
2020-07-14 05:44:14 C 19 47 45.96 -17 38 34.6 – V G96
2020-07-14 05:50:21 C 19 47 45.65 -17 38 36.2 – V G96