5324 Lyapunov (1987 SL)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6062556199 ± 3.81e-08
Semi-major axis (a)2.9793041904 AU ± 1.76e-08
Inclination (i)19.65541203° ± 6.13e-06
Long. of Asc. Node (Ω)352.02469155° ± 1.72e-05
Arg. of Perihelion (ω)321.18139980° ± 1.92e-05
Mean Anomaly (M)178.68835925° ± 1.44e-05
Mean Motion (n)0.1916637605°/day ± 1.70e-09
Perihelion dist (q)1.17308428 AU ± 1.14e-07
Aphelion dist (Q)4.78552410 AU ± 1.17e-07
Orbital Period5.14247597 yr ± 4.55e-08
Physical Parameters
H (abs. magnitude)15.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.382″
Uncertainty0
Orbit TypeAmor
MOID0.222346 AU
Observations Used376
Oppositions31
Arc Total1987-2025
First Observation Used1987-09-19
Last Observation Used2025-02-22
Observations (401)
Date Type RA Dec Mag Band Observatory
2007-08-09 09:10:23 C 12 31 29.38 -17 44 07.1 r E12
2010-01-06 08:16:32 C 09 13 25.82 +35 17 34.7 o H21
2010-01-06 08:44:07 C 09 13 25.00 +35 17 38.7 o H21
2010-01-06 09:09:23 C 09 13 24.14 +35 17 42.5 o H21
2012-02-27 11:28:30 C 12 28 22.906 -06 42 18.61 L F51
2012-02-27 11:49:48 C 12 28 22.201 -06 42 18.56 L F51
2012-02-27 12:11:05 C 12 28 21.498 -06 42 18.56 L F51
2012-02-27 12:32:18 C 12 28 20.802 -06 42 18.60 L F51
2012-02-28 11:53:22 C 12 27 35.429 -06 42 14.67 L F51
2012-02-28 12:07:31 C 12 27 34.940 -06 42 14.60 L F51
2012-03-03 09:48:01 C 12 24 20.19 -06 40 55.0 o 691
2012-03-03 10:11:59 C 12 24 19.35 -06 40 54.1 o 691
2012-03-03 10:35:58 C 12 24 18.43 -06 40 53.4 o 691
2012-03-14 07:56:58 C 12 13 41.55 -06 28 19.8 r 703
2012-03-14 08:05:08 C 12 13 41.19 -06 28 19.7 r 703
2012-03-14 08:13:16 C 12 13 40.76 -06 28 18.4 r 703
2012-03-14 08:21:32 C 12 13 40.33 -06 28 16.9 r 703
2012-03-16 09:24:54 C 12 11 27.88 -06 24 36.0 r G96
2012-03-16 09:34:52 C 12 11 27.42 -06 24 35.3 r G96
2012-03-16 09:44:49 C 12 11 26.98 -06 24 34.5 r G96
2012-03-16 09:54:50 C 12 11 26.52 -06 24 33.6 r G96
2012-03-21 07:56:34 C 12 05 55.93 -06 14 08.0 r 703
2012-03-21 08:14:02 C 12 05 55.10 -06 14 06.8 r 703
2012-03-21 08:31:18 C 12 05 54.27 -06 14 04.9 r 703
2012-03-21 08:48:52 C 12 05 53.44 -06 14 02.4 r 703
2012-04-24 04:44:01 C 11 29 08.62 -04 41 56.6 r 703
2012-04-24 04:51:23 C 11 29 08.34 -04 41 54.6 r 703
2012-04-24 04:58:40 C 11 29 08.12 -04 41 56.0 r 703
2012-04-24 05:06:01 C 11 29 07.83 -04 41 53.7 r 703
2015-01-27 11:18:08 C 08 42 11.590 +37 48 46.04 L F51
2015-01-27 11:35:44 C 08 42 10.885 +37 48 46.82 L F51
2015-01-27 12:10:48 C 08 42 09.442 +37 48 49.52 L F51
2017-03-17 07:56:08 C 11 47 09.73 -01 21 58.9 q G96
2017-03-17 08:02:16 C 11 47 09.42 -01 21 58.0 q G96
2017-03-17 08:08:25 C 11 47 09.17 -01 21 57.3 q G96
2017-03-17 08:14:33 C 11 47 08.88 -01 21 55.9 q G96
2017-03-29 08:16:19 C 11 34 30.199 -00 46 20.50 L F51
2017-03-29 08:52:19 C 11 34 28.605 -00 46 16.31 L F51
2017-03-29 09:10:22 C 11 34 27.810 -00 46 14.09 L F51
2017-04-16 05:43:51 C 11 17 28.27 +00 00 53.6 q G96
2017-04-16 05:50:00 C 11 17 28.03 +00 00 53.9 q G96
2017-04-16 05:59:52 C 11 17 27.70 +00 00 54.9 q G96
2017-04-16 06:06:02 C 11 17 27.45 +00 00 55.1 q G96
2017-04-30 04:24:55 C 11 07 55.91 +00 21 22.1 q G96
2017-04-30 04:31:05 C 11 07 55.74 +00 21 21.9 q G96
2017-04-30 04:37:15 C 11 07 55.60 +00 21 22.3 q G96
2017-04-30 04:43:24 C 11 07 55.43 +00 21 22.2 q G96
2017-05-08 06:57:33 C 11 04 22.948 +00 23 49.45 L F51
2017-05-08 07:14:19 C 11 04 22.713 +00 23 49.34 L F51
2017-05-08 07:31:07 C 11 04 22.416 +00 23 49.61 L F51