5143 Heracles (1991 VL)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7711709670 ± 6.95e-09
Semi-major axis (a)1.8347564263 AU ± 8.81e-10
Inclination (i)8.97896809° ± 6.58e-07
Long. of Asc. Node (Ω)309.09682018° ± 6.17e-06
Arg. of Perihelion (ω)228.20701038° ± 5.99e-06
Mean Anomaly (M)204.11730697° ± 8.55e-07
Mean Motion (n)0.3965926397°/day ± 2.86e-10
Perihelion dist (q)0.41984554 AU ± 1.28e-08
Aphelion dist (Q)3.24966731 AU ± 1.28e-08
Orbital Period2.48523594 yr ± 1.79e-09
Physical Parameters
H (abs. magnitude)14.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.196″
Uncertainty0
Orbit TypeApollo
MOID0.057437 AU
Observations Used4548
Radar Obs Used1
Gaia Obs Used175
Oppositions38
Arc Total1953-2026
First Observation Used1953-11-30
Last Observation Used2026-01-01
Observations (4888)
Date Type RA Dec Mag Band Observatory
2011-11-06 02:41:02 C 03 20 17.82 +46 03 08.6 u C60
2011-11-06 02:41:56 C 03 20 17.69 +46 03 09.4 u C60
2011-11-06 02:42:50 C 03 20 17.55 +46 03 10.1 u C60
2011-11-06 02:43:43 C 03 20 17.41 +46 03 10.9 u C60
2011-11-06 02:44:37 C 03 20 17.28 +46 03 11.7 u C60
2011-11-06 02:45:30 C 03 20 17.15 +46 03 12.5 u C60
2011-11-06 02:46:25 C 03 20 17.01 +46 03 13.3 u C60
2011-11-06 02:47:18 C 03 20 16.87 +46 03 14.1 u C60
2011-11-06 02:48:12 C 03 20 16.74 +46 03 14.9 u C60
2011-11-06 02:49:11 C 03 20 16.59 +46 03 15.8 u C60
2011-11-06 02:50:06 C 03 20 16.46 +46 03 16.5 u C60
2011-11-06 02:51:00 C 03 20 16.32 +46 03 17.4 u C60
2011-11-06 02:51:53 C 03 20 16.19 +46 03 18.1 u C60
2011-11-06 02:52:48 C 03 20 16.05 +46 03 18.9 u C60
2011-11-06 02:53:41 C 03 20 15.92 +46 03 19.7 u C60
2011-11-06 02:54:35 C 03 20 15.78 +46 03 20.5 u C60
2011-11-06 02:55:29 C 03 20 15.65 +46 03 21.3 u C60
2011-11-06 02:56:23 C 03 20 15.51 +46 03 22.1 u C60
2011-11-06 02:57:17 C 03 20 15.37 +46 03 22.9 u C60
2011-11-06 02:58:11 C 03 20 15.24 +46 03 23.7 u C60
2011-11-06 02:59:04 C 03 20 15.10 +46 03 24.5 u C60
2011-11-06 02:59:59 C 03 20 14.97 +46 03 25.2 u C60
2011-11-06 03:00:52 C 03 20 14.83 +46 03 26.0 u C60
2011-11-06 03:01:46 C 03 20 14.70 +46 03 26.8 u C60
2011-11-06 03:02:40 C 03 20 14.56 +46 03 27.6 u C60
2011-11-06 03:03:34 C 03 20 14.42 +46 03 28.4 u C60
2011-11-06 03:04:28 C 03 20 14.29 +46 03 29.1 u C60
2011-11-06 03:05:22 C 03 20 14.16 +46 03 30.0 u C60
2011-11-06 07:04:20 C 03 19 39.20 +46 07 12.0 o H21
2011-11-06 07:12:30 C 03 19 37.96 +46 07 19.2 o H21
2011-11-06 07:20:27 C 03 19 36.73 +46 07 26.3 o H21
2011-11-06 07:28:25 C 03 19 35.49 +46 07 33.4 o H21
2011-11-06 07:44:10 C 03 19 33.05 +46 07 47.4 o H21
2011-11-06 07:52:01 C 03 19 31.84 +46 07 54.3 o H21
2011-11-06 07:59:52 C 03 19 30.62 +46 08 01.2 o H21
2011-11-06 08:06:28 C 03 19 29.61 +46 08 07.1 o H21
2011-11-07 16:38:15 C 03 14 23.84 +46 37 27.9 r 168
2011-11-07 16:41:15 C 03 14 23.31 +46 37 30.6 r 168
2011-11-07 19:00:55 C 03 13 59.65 +46 39 39.9 r 168
2011-11-07 20:43:30 C 03 13 42.13 +46 41 13.4 r 168
2011-11-07 20:47:30 C 03 13 41.40 +46 41 16.6 r 168
2011-11-14 18:34:51 C 02 37 44.74 +49 05 01.0 o C77
2011-11-14 18:41:55 C 02 37 42.77 +49 05 06.9 o C77
2011-11-14 18:48:56 C 02 37 40.81 +49 05 12.7 o C77
2011-11-14 19:45:14 C 02 37 25.07 +49 05 58.7 o C77
2011-11-14 19:52:18 C 02 37 23.07 +49 06 04.5 o C77
2011-11-14 19:59:19 C 02 37 21.10 +49 06 10.2 o C77
2011-11-14 22:13:34 C 02 36 43.07 +49 07 56.6 a 233
2011-11-14 22:19:35 C 02 36 41.35 +49 08 01.3 a 233
2011-11-14 22:26:11 C 02 36 39.50 +49 08 06.3 a 233
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-12-03 14:46:00 163730800.42 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)