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
2018-10-11 02:44:40 s 1 -52833.767 0 +373095.20 1740.0 C57
2018-10-11 03:44:40 S 00 46 57.972 -20 58 49.08 V C57
2018-10-11 03:44:40 s 1 -55031.624 0 +373055.38 7800.0 C57
2018-10-11 04:14:40 S 00 46 56.647 -20 58 54.26 V C57
2018-10-11 04:14:40 s 1 -56128.444 0 +373022.05 3410.0 C57
2018-10-11 05:44:40 S 00 46 52.553 -20 59 22.38 V C57
2018-10-11 05:44:40 s 1 -59410.172 0 +372868.44 2410.0 C57
2018-10-11 06:14:40 S 00 46 50.822 -20 59 31.42 V C57
2018-10-11 06:14:40 s 1 -60501.088 0 +372799.40 9980.0 C57
2018-10-11 06:44:40 S 00 46 49.654 -20 59 37.21 V C57
2018-10-11 06:44:40 s 1 -61590.467 0 +372721.44 3440.0 C57
2018-10-11 08:44:40 S 00 46 44.052 -21 00 10.15 V C57
2018-10-11 08:44:40 s 1 -65932.110 0 +372320.68 9150.0 C57
2018-10-11 09:14:40 S 00 46 42.442 -21 00 13.75 V C57
2018-10-11 09:14:40 s 1 -67013.429 0 +372198.28 4330.0 C57
2018-10-11 09:44:40 S 00 46 40.920 -21 00 29.56 V C57
2018-10-11 09:44:40 s 1 -68093.062 0 +372067.01 6300.0 C57
2018-10-11 10:14:40 S 00 46 39.566 -21 00 35.46 V C57
2018-10-11 10:14:40 s 1 -69170.985 0 +371926.88 5240.0 C57
2018-10-11 10:44:40 S 00 46 38.304 -21 00 44.39 V C57
2018-10-11 10:44:40 s 1 -70247.173 0 +371777.90 1290.0 C57
2018-10-11 11:14:40 S 00 46 36.754 -21 00 49.03 V C57
2018-10-11 11:14:40 s 1 -71321.601 0 +371620.06 4600.0 C57
2018-10-11 11:44:40 S 00 46 35.503 -21 01 05.09 V C57
2018-10-11 11:44:40 s 1 -72394.244 0 +371453.38 5330.0 C57
2018-10-11 12:14:40 S 00 46 34.022 -21 01 06.38 V C57
2018-10-11 12:14:40 s 1 -73465.077 0 +371277.85 3630.0 C57
2018-10-11 12:44:40 S 00 46 32.566 -21 01 16.54 V C57
2018-10-11 12:44:40 s 1 -74534.077 0 +371093.49 9660.0 C57
2018-10-11 13:14:40 S 00 46 31.056 -21 01 25.00 V C57
2018-10-11 13:14:40 s 1 -75601.218 0 +370900.31 3560.0 C57
2018-10-11 13:44:40 S 00 46 29.633 -21 01 32.09 V C57
2018-10-11 13:44:40 s 1 -76666.475 0 +370698.30 5490.0 C57
2018-10-11 15:14:40 S 00 46 25.649 -21 01 54.91 V C57
2018-10-11 15:14:40 s 1 -79850.697 0 +370039.37 990.0 C57
2018-10-11 15:44:40 S 00 46 23.801 -21 02 08.12 V C57
2018-10-11 15:44:40 s 1 -80908.171 0 +369802.12 6560.0 C57
2018-10-11 16:44:40 S 00 46 21.437 -21 02 22.85 V C57
2018-10-11 16:44:40 s 1 -83017.072 0 +369301.21 4240.0 C57
2018-10-11 17:44:40 S 00 46 18.523 -21 02 35.02 V C57
2018-10-11 17:44:40 s 1 -85117.742 0 +368765.14 8310.0 C57
2018-10-11 18:14:40 S 00 46 17.189 -21 02 47.00 V C57
2018-10-11 18:14:40 s 1 -86164.928 0 +368483.93 9370.0 C57
2018-10-11 19:44:40 S 00 46 12.895 -21 03 10.33 V C57
2018-10-11 19:44:40 s 1 -89293.589 0 +367587.65 500.0 C57
2018-10-11 20:14:40 S 00 46 11.347 -21 03 17.60 V C57
2018-10-11 20:14:40 s 1 -90332.093 0 +367271.34 700.0 C57
2018-10-11 20:44:40 S 00 46 10.094 -21 03 28.12 V C57
2018-10-11 20:44:40 s 1 -91368.363 0 +366946.28 8930.0 C57
2018-10-11 21:44:40 S 00 46 07.558 -21 03 41.47 V C57