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 23:14:40 s 1 -119412.43 0 +354768.96 3610.0 C57
2018-09-27 23:44:40 S 01 01 28.817 -18 57 14.87 V C57
2018-09-27 23:44:40 s 1 -120416.52 3 +354279.26 7710.0 C57
2018-09-28 00:14:40 S 01 01 27.696 -18 57 24.62 V C57
2018-09-28 00:14:40 s 1 -121417.68 1 +353780.71 8200.0 C57
2018-09-28 00:44:40 S 01 01 26.366 -18 57 32.94 V C57
2018-09-28 00:44:40 s 1 -122415.87 8 +353273.32 4940.0 C57
2018-09-28 01:14:40 S 01 01 25.013 -18 57 55.01 V C57
2018-09-28 01:14:40 s 1 -123411.08 4 +352757.09 7760.0 C57
2018-09-28 01:44:40 S 01 01 23.990 -18 57 58.07 V C57
2018-09-28 01:44:40 s 1 -124403.27 3 +352232.02 6500.0 C57
2018-09-28 02:14:40 S 01 01 22.524 -18 58 13.22 V C57
2018-09-28 02:14:40 s 1 -125392.41 5 +351698.11 990.0 C57
2018-09-28 02:44:40 S 01 01 21.374 -18 58 25.97 V C57
2018-09-28 02:44:40 s 1 -126378.48 4 +351155.37 1080.0 C57
2018-09-28 03:14:40 S 01 01 20.208 -18 58 38.60 V C57
2018-09-28 03:14:40 s 1 -127361.44 9 +350603.81 6590.0 C57
2018-09-28 03:44:40 S 01 01 18.674 -18 58 50.70 V C57
2018-09-28 03:44:40 s 1 -128341.28 4 +350043.42 7360.0 C57
2018-09-28 04:14:40 S 01 01 17.520 -18 59 04.31 V C57
2018-09-28 04:14:40 s 1 -129317.95 9 +349474.21 3230.0 C57
2018-09-28 04:44:40 S 01 01 16.001 -18 59 20.26 V C57
2018-09-28 04:44:40 s 1 -130291.44 6 +348896.18 4040.0 C57
2018-09-28 05:14:40 S 01 01 14.899 -18 59 27.60 V C57
2018-09-28 05:14:40 s 1 -131261.71 5 +348309.33 9610.0 C57
2018-09-28 05:44:40 S 01 01 13.529 -18 59 38.44 V C57
2018-09-28 05:44:40 s 1 -132228.73 8 +347713.67 9780.0 C57
2018-09-28 06:14:40 S 01 01 12.413 -18 59 55.00 V C57
2018-09-28 06:14:40 s 1 -133192.48 7 +347109.20 4390.0 C57
2018-09-28 07:44:40 S 01 01 08.417 -19 00 32.47 V C57
2018-09-28 07:44:40 s 1 -136063.78 7 +345242.93 3130.0 C57
2018-09-28 16:14:40 S 01 00 46.824 -19 03 59.87 V C57
2018-09-28 16:14:40 s 1 -151733.64 3 +333172.12 4920.0 C57
2018-09-28 19:44:40 S 01 00 37.622 -19 05 28.07 V C57
2018-09-28 19:44:40 s 1 -157865.45 6 +327463.72 6700.0 C57
2018-09-28 20:14:40 S 01 00 36.480 -19 05 41.42 V C57
2018-09-28 20:14:40 s 1 -158725.08 7 +326613.10 4890.0 C57
2018-09-28 20:44:40 S 01 00 35.273 -19 05 53.20 V C57
2018-09-28 20:44:40 s 1 -159580.52 9 +325753.70 2350.0 C57
2018-09-28 21:14:40 S 01 00 33.917 -19 06 07.74 V C57
2018-09-28 21:14:40 s 1 -160431.75 1 +324885.52 8900.0 C57
2018-09-28 21:44:40 S 01 00 32.424 -19 06 15.73 V C57
2018-09-28 21:44:40 s 1 -161278.71 6 +324008.55 4330.0 C57
2018-09-28 22:14:40 S 01 00 31.157 -19 06 33.88 V C57
2018-09-28 22:14:40 s 1 -162121.39 1 +323122.79 8450.0 C57
2018-09-28 22:44:40 S 01 00 30.437 -19 06 42.30 V C57
2018-09-28 22:44:40 s 1 -162959.73 9 +322228.25 1070.0 C57
2018-09-28 23:14:40 S 01 00 28.925 -19 06 56.34 V C57
2018-09-28 23:14:40 s 1 -163793.72 7 +321324.93 2000.0 C57
2018-09-28 23:44:40 S 01 00 27.343 -19 07 06.82 V C57