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
2018-09-27 06:14:41 s 1 -83720.995 0 +366120.55 9890.0 C57
2018-09-27 06:44:40 S 01 02 12.650 -18 50 03.55 V C57
2018-09-27 06:44:40 s 1 -84808.852 0 +365934.65 8030.0 C57
2018-09-27 07:14:40 S 01 02 11.191 -18 50 16.69 V C57
2018-09-27 07:14:40 s 1 -85894.678 0 +365739.71 4380.0 C57
2018-09-27 07:44:41 S 01 02 09.907 -18 50 29.04 V C57
2018-09-27 07:44:41 s 1 -86978.448 0 +365535.74 9120.0 C57
2018-09-27 08:44:40 S 01 02 07.366 -18 50 56.58 V C57
2018-09-27 08:44:40 s 1 -89139.716 0 +365100.72 4350.0 C57
2018-09-27 09:14:41 S 01 02 06.322 -18 51 06.80 V C57
2018-09-27 09:14:41 s 1 -90217.161 0 +364869.69 5160.0 C57
2018-09-27 10:14:40 S 01 02 03.598 -18 51 34.31 V C57
2018-09-27 10:14:40 s 1 -92365.546 0 +364380.63 3960.0 C57
2018-09-27 10:44:41 S 01 02 02.438 -18 51 47.12 V C57
2018-09-27 10:44:41 s 1 -93436.433 0 +364122.62 2270.0 C57
2018-09-27 11:14:40 S 01 02 01.068 -18 51 55.58 V C57
2018-09-27 11:14:40 s 1 -94505.082 0 +363855.62 40.0 C57
2018-09-27 12:14:41 S 01 01 58.190 -18 52 20.64 V C57
2018-09-27 12:14:41 s 1 -96635.562 0 +363294.70 5340.0 C57
2018-09-27 13:14:40 S 01 01 55.853 -18 52 51.13 V C57
2018-09-27 13:14:40 s 1 -98756.776 0 +362697.93 930.0 C57
2018-09-27 13:44:41 S 01 01 54.602 -18 52 59.56 V C57
2018-09-27 13:44:41 s 1 -99813.843 0 +362386.12 3410.0 C57
2018-09-27 14:14:40 S 01 01 53.453 -18 53 11.83 V C57
2018-09-27 14:14:40 s 1 -100868.51 5 +362065.36 5470.0 C57
2018-09-27 14:44:40 S 01 01 52.114 -18 53 24.07 V C57
2018-09-27 14:44:40 s 1 -101920.76 5 +361735.67 6960.0 C57
2018-09-27 15:14:41 S 01 01 51.110 -18 53 38.94 V C57
2018-09-27 15:14:41 s 1 -102970.56 8 +361397.04 7710.0 C57
2018-09-27 15:44:40 S 01 01 49.565 -18 53 47.62 V C57
2018-09-27 15:44:40 s 1 -104017.89 6 +361049.48 7570.0 C57
2018-09-27 16:44:41 S 01 01 46.829 -18 54 17.14 V C57
2018-09-27 16:44:41 s 1 -106105.02 4 +360327.62 3990.0 C57
2018-09-27 18:44:40 S 01 01 41.866 -18 55 07.14 V C57
2018-09-27 18:44:40 s 1 -110248.41 8 +358777.00 9210.0 C57
2018-09-27 19:14:40 S 01 01 40.738 -18 55 21.40 V C57
2018-09-27 19:14:40 s 1 -111277.68 1 +358367.11 8410.0 C57
2018-09-27 19:44:41 S 01 01 39.463 -18 55 31.30 V C57
2018-09-27 19:44:41 s 1 -112304.25 6 +357948.33 5460.0 C57
2018-09-27 20:14:40 S 01 01 37.975 -18 55 45.34 V C57
2018-09-27 20:14:40 s 1 -113327.80 3 +357521.15 2550.0 C57
2018-09-27 20:44:40 S 01 01 36.948 -18 55 53.26 V C57
2018-09-27 20:44:40 s 1 -114348.92 2 +357084.61 4840.0 C57
2018-09-27 21:14:40 S 01 01 35.381 -18 56 05.24 V C57
2018-09-27 21:14:40 s 1 -115367.27 2 +356639.21 4500.0 C57
2018-09-27 22:14:40 S 01 01 32.825 -18 56 37.39 V C57
2018-09-27 22:14:40 s 1 -117395.55 4 +355721.81 5280.0 C57
2018-09-27 22:44:40 S 01 01 31.219 -18 56 44.38 V C57
2018-09-27 22:44:40 s 1 -118405.43 1 +355249.81 6080.0 C57
2018-09-27 23:14:40 S 01 01 30.132 -18 56 56.83 V C57