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
2003-11-03 14:43:00 C 03 00 29.94 -15 01 56.2 18.2 r 608
2003-11-03 14:57:44 C 03 00 29.16 -15 02 01.1 18.5 r 608
2003-11-03 15:13:08 C 03 00 28.32 -15 02 05.8 18.3 r 608
2003-11-20 04:57:06 C 02 38 48.19 -16 10 36.9 16.5 c 644
2003-11-20 05:27:40 C 02 38 46.48 -16 10 37.1 16.5 c 644
2003-11-20 05:59:19 C 02 38 44.71 -16 10 37.2 16.5 c 644
2003-11-26 04:36:02 C 02 31 21.02 -16 01 01.8 17.3 c 704
2003-11-26 04:54:33 C 02 31 20.07 -16 00 59.2 17.3 c 704
2003-11-26 05:12:41 C 02 31 19.14 -16 00 56.9 17.4 c 704
2003-11-26 05:31:05 C 02 31 18.20 -16 00 54.3 17.5 c 704
2003-11-26 05:49:22 C 02 31 17.24 -16 00 51.6 17.4 c 704
2003-12-07 12:31:48 C 02 19 47.93 -14 51 56.8 r E14
2003-12-07 12:55:22 C 02 19 47.06 -14 51 48.4 r E14
2003-12-07 13:18:37 C 02 19 46.24 -14 51 39.8 r E14
2003-12-14 03:42:01 C 02 15 10.37 -13 44 09.0 16.8 c 644
2003-12-14 04:11:33 C 02 15 09.61 -13 43 54.8 16.8 c 644
2003-12-14 04:41:01 C 02 15 08.86 -13 43 40.6 16.9 c 644
2003-12-14 11:31:05 C 02 14 59.43 -13 40 12.5 17.3 r D85
2003-12-14 11:34:51 C 02 14 59.23 -13 40 09.6 17.5 r D85
2003-12-14 11:53:16 C 02 14 58.84 -13 40 01.8 17.2 r D85
2003-12-20 12:41:41 C 02 12 25.94 -12 22 29.9 17.5 r D85
2003-12-20 12:48:09 C 02 12 25.88 -12 22 26.1 17.5 r D85
2003-12-20 12:53:19 C 02 12 25.82 -12 22 22.5 17.3 r D85
2003-12-25 02:46:20 C 02 11 33.47 -11 15 31.1 d 703
2003-12-25 03:06:01 C 02 11 33.35 -11 15 18.6 d 703
2003-12-25 03:25:39 C 02 11 33.23 -11 15 05.9 d 703
2003-12-25 03:45:13 C 02 11 33.08 -11 14 53.3 d 703
2003-12-26 12:26:18 C 02 11 28.08 -10 53 35.1 17.4 r D85
2003-12-26 12:32:47 C 02 11 28.05 -10 53 31.3 17.4 r D85
2003-12-26 12:42:32 C 02 11 27.98 -10 53 24.7 17.0 r D85
2003-12-26 19:29:46 C 02 11 27.95 -10 49 07.1 r J87
2003-12-26 19:33:59 C 02 11 27.90 -10 49 04.4 r J87
2003-12-26 19:38:11 C 02 11 27.93 -10 49 01.3 r J87
2004-01-10 06:53:19 C 02 15 37.39 -06 35 46.9 18.2 c 608
2004-01-10 07:08:05 C 02 15 37.72 -06 35 34.8 18.2 c 608
2004-01-10 07:24:05 C 02 15 38.11 -06 35 24.0 18.6 c 608
2004-01-18 06:52:07 C 02 21 29.53 -03 59 27.2 18.2 c 608
2004-01-18 07:07:32 C 02 21 30.06 -03 59 14.1 18.1 c 608
2004-01-18 07:22:46 C 02 21 30.60 -03 59 01.3 18.2 c 608
2004-01-23 19:02:19 C 02 26 54.26 -02 06 53.5 o 084
2004-01-29 02:12:23 C 02 33 06.79 -00 15 31.4 17.4 c 704
2004-01-29 02:29:53 C 02 33 07.66 -00 15 16.1 17.9 c 704
2004-01-29 03:05:16 C 02 33 09.45 -00 14 44.7 18.1 c 704
2004-01-29 03:22:44 C 02 33 10.37 -00 14 29.4 17.9 c 704
2004-02-06 17:45:08 C 02 45 14.08 +02 50 48.0 o 084
2004-02-12 01:24:19 C 02 53 51.37 +04 47 30.1 17.8 d H72
2004-02-12 01:29:01 C 02 53 51.71 +04 47 34.7 18.1 d H72
2004-02-12 01:33:42 C 02 53 52.14 +04 47 38.5 18.3 d H72
2004-02-12 01:38:21 C 02 53 52.27 +04 47 43.3 17.7 d H72
2004-02-18 02:20:47 C 03 04 41.98 +07 01 01.8 17.6 c 704