5731 Zeus (1988 VP4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6524094608 ± 9.14e-09
Semi-major axis (a)2.2654005696 AU ± 1.20e-09
Inclination (i)11.20075812° ± 4.53e-07
Long. of Asc. Node (Ω)280.58821444° ± 7.15e-06
Arg. of Perihelion (ω)218.44392663° ± 7.51e-06
Mean Anomaly (M)281.86693365° ± 8.37e-07
Mean Motion (n)0.2890645059°/day ± 2.29e-10
Perihelion dist (q)0.78743181 AU ± 2.07e-08
Aphelion dist (Q)3.74336933 AU ± 2.08e-08
Orbital Period3.40971051 yr ± 2.71e-09
Physical Parameters
H (abs. magnitude)15.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.039″
Uncertainty0
Orbit TypeApollo
MOID0.064976 AU
Observations Used1413
Gaia Obs Used67
Oppositions19
Arc Total1988-2025
First Observation Used1988-10-11
Last Observation Used2025-10-23
Observations (1490)
Date Type RA Dec Mag Band Observatory
1996-01-27 17:58:18 C 16 52 14.54 -31 41 28.8 413
1996-01-27 18:03:23 C 16 52 15.27 -31 41 30.0 413
1996-05-26 09:15:40 C 18 54 49.27 -28 54 04.9 z 696
1996-05-26 11:00:50 C 18 54 42.27 -28 53 58.2 z 696
1996-05-27 10:19:16 C 18 53 12.12 -28 52 19.3 z 696
1996-05-27 10:46:48 C 18 53 10.29 -28 52 17.2 z 696
1998-09-18 07:39:52 C 23 24 08.36 +15 22 10.6 711
1998-09-18 07:58:41 C 23 24 07.34 +15 22 06.2 711
1998-09-18 21:37:28 C 23 23 22.65 +15 18 42.8 557
1998-09-18 21:40:48 C 23 23 22.55 +15 18 41.5 557
1998-09-18 21:44:09 C 23 23 22.32 +15 18 40.9 557
1998-09-19 06:16:50 C 23 22 54.29 +15 16 33.1 711
1998-09-19 06:43:46 C 23 22 52.78 +15 16 26.2 711
2000-07-03 09:39:48 C 20 37 48.05 -13 09 36.8 b 691
2000-07-03 10:10:42 C 20 37 46.78 -13 09 38.4 b 691
2000-07-03 10:41:26 C 20 37 45.59 -13 09 40.4 b 691
2000-07-05 07:10:38 C 20 35 59.14 -13 12 15.2 b 691
2000-07-05 07:18:40 C 20 35 58.83 -13 12 15.2 b 691
2000-07-05 07:26:43 C 20 35 58.48 -13 12 15.7 b 691
2001-07-21 10:19:01 C 22 47 05.53 +04 40 09.9 d 711
2001-07-21 10:38:41 C 22 47 05.08 +04 40 10.6 d 711
2001-07-21 10:58:26 C 22 47 04.52 +04 40 10.3 d 711
2001-10-15 05:06:30 C 21 37 39.820 -01 00 40.98 e 645
2001-10-15 05:11:30 C 21 37 39.743 -01 00 41.87 21.62 e 645
2003-06-02 08:12:03 C 19 48 42.54 -21 44 43.7 c 711
2003-06-02 08:30:37 C 19 48 41.78 -21 44 44.0 c 711
2003-06-02 08:49:10 C 19 48 40.98 -21 44 39.8 c 711
2005-09-01 07:18:08 C 01 07 45.29 +26 08 39.3 18.7 c 704
2005-09-01 07:34:26 C 01 07 44.97 +26 08 43.5 19.0 c 704
2005-09-01 07:50:45 C 01 07 44.59 +26 08 48.3 19.1 c 704
2005-09-01 08:07:02 C 01 07 44.25 +26 08 52.2 19.2 c 704
2005-09-02 11:38:40 C 01 07 10.42 +26 16 01.6 18.4 o 644
2005-09-02 11:54:28 C 01 07 10.06 +26 16 05.5 18.4 o 644
2005-09-02 12:10:16 C 01 07 09.70 +26 16 09.5 18.5 o 644
2005-09-13 05:12:17 C 00 59 27.49 +27 10 16.9 c 699
2005-09-13 05:49:08 C 00 59 25.98 +27 10 24.7 c 699
2005-09-13 06:26:00 C 00 59 24.47 +27 10 30.0 c 699
2005-09-14 07:17:54 C 00 58 24.79 +27 14 18.5 17.9 c 704
2005-09-14 07:35:28 C 00 58 24.04 +27 14 21.0 19.0 c 704
2005-09-14 07:53:00 C 00 58 23.28 +27 14 23.1 18.3 c 704
2005-09-14 08:10:40 C 00 58 22.61 +27 14 26.9 18.5 c 704
2005-09-14 08:28:15 C 00 58 21.84 +27 14 29.0 18.4 c 704
2005-09-26 21:43:42 C 00 42 53.19 +27 32 54.3 r 084
2005-09-26 21:48:50 C 00 42 52.83 +27 32 53.8 r 084
2005-10-04 23:27:58 C 00 29 57.43 +27 11 48.0 r 084
2005-10-07 01:16:28 C 00 26 21.33 +27 01 31.9 r 084
2005-10-07 01:21:08 C 00 26 21.00 +27 01 30.5 r 084
2005-10-08 23:27:12 C 00 22 56.99 +26 50 11.5 r 084
2005-10-08 23:31:51 C 00 22 56.62 +26 50 10.2 r 084
2005-10-10 01:57:37 C 00 20 58.00 +26 42 52.0 r 084