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
2002-04-15 05:27:59 C 12 30 11.56 -19 25 20.8 c 699
2002-04-15 05:29:11 C 12 30 11.60 -19 25 20.3 c 699
2002-04-15 06:01:28 C 12 30 09.46 -19 25 18.2 c 699
2002-04-15 06:02:42 C 12 30 09.46 -19 25 18.2 c 699
2002-04-15 06:35:08 C 12 30 07.35 -19 25 16.5 c 699
2002-04-15 06:36:19 C 12 30 07.36 -19 25 16.2 c 699
2002-04-15 07:08:38 C 12 30 05.17 -19 25 13.8 c 699
2002-04-15 07:09:49 C 12 30 05.08 -19 25 13.6 c 699
2002-04-20 05:22:05 C 12 22 49.93 -19 16 43.8 18.8 c 704
2002-04-20 05:41:31 C 12 22 48.70 -19 16 41.9 18.8 c 704
2002-04-20 06:00:57 C 12 22 47.53 -19 16 39.6 18.8 c 704
2002-04-21 04:48:45 C 12 21 25.22 -19 14 39.1 18.5 c 704
2002-04-21 05:07:42 C 12 21 24.10 -19 14 37.0 18.8 c 704
2002-04-21 05:26:44 C 12 21 22.86 -19 14 35.3 18.4 c 704
2002-04-21 05:45:48 C 12 21 21.70 -19 14 34.2 18.5 c 704
2002-04-21 06:05:24 C 12 21 20.38 -19 14 32.5 18.9 c 704
2002-05-06 04:32:01 C 12 01 59.08 -18 33 05.2 c 699
2002-05-06 04:48:03 C 12 01 58.40 -18 33 03.4 c 699
2002-05-06 05:04:07 C 12 01 57.65 -18 33 01.7 c 699
2002-05-06 05:20:06 C 12 01 56.84 -18 32 58.6 c 699
2002-05-09 03:43:11 C 11 58 50.54 -18 24 04.4 19.3 c 704
2002-05-09 04:00:46 C 11 58 49.86 -18 24 02.0 19.1 c 704
2002-05-09 04:18:25 C 11 58 49.01 -18 23 59.6 19.3 c 704
2002-05-09 04:36:02 C 11 58 48.26 -18 23 57.0 19.4 c 704
2002-05-09 04:53:41 C 11 58 47.45 -18 23 55.0 19.4 c 704
2003-10-23 09:59:50 C 07 38 57.129 +43 11 54.51 645
2003-10-23 10:01:02 C 07 38 57.128 +43 11 54.94 645
2003-10-23 10:04:37 C 07 38 57.166 +43 11 55.77 645
2003-11-20 07:36:51 C 07 34 33.834 +45 53 42.53 e 645
2003-11-20 07:41:51 C 07 34 33.703 +45 53 43.72 22.28 e 645
2003-12-17 07:53:53 C 07 07 48.87 +48 03 36.8 o 649
2003-12-17 08:14:44 C 07 07 47.63 +48 03 38.3 o 649
2003-12-17 08:37:34 C 07 07 46.48 +48 03 40.3 o 649
2006-12-24 12:12:38 C 12 47 10.81 -06 19 44.5 o 691
2006-12-24 12:30:30 C 12 47 11.32 -06 19 49.4 o 691
2006-12-24 12:48:23 C 12 47 11.72 -06 19 53.9 o 691
2007-03-12 08:52:47 C 12 42 30.17 -12 14 42.7 o 691
2007-03-12 09:18:15 C 12 42 29.11 -12 14 43.5 o 691
2007-03-12 09:43:43 C 12 42 28.02 -12 14 44.4 o 691
2007-03-20 08:26:15 C 12 33 57.16 -12 16 49.9 r 703
2007-03-20 08:36:21 C 12 33 56.73 -12 16 49.4 r 703
2007-03-20 08:46:24 C 12 33 56.26 -12 16 49.6 r 703
2007-03-20 08:56:27 C 12 33 55.76 -12 16 48.0 r 703
2007-04-19 14:00:47 C 11 55 53.11 -11 18 36.2 r E12
2007-04-19 14:13:36 C 11 55 52.42 -11 18 34.4 r E12
2007-04-19 14:26:26 C 11 55 51.88 -11 18 33.5 r E12
2007-04-19 14:39:16 C 11 55 51.16 -11 18 31.9 r E12
2007-08-09 08:42:40 C 12 31 27.37 -17 43 55.2 r E12
2007-08-09 08:51:55 C 12 31 28.02 -17 43 59.3 r E12
2007-08-09 09:01:09 C 12 31 28.70 -17 44 03.2 r E12