66400 (1999 LT7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5725398288 ± 2.00e+00
Semi-major axis (a)0.8553544033 AU ± 3.00e+00
Inclination (i)9.06367143° ± 4.00e+00
Long. of Asc. Node (Ω)79.79168214° ± 5.00e+00
Arg. of Perihelion (ω)341.41501917° ± 6.00e+00
Mean Anomaly (M)25.61585849° ± 7.31e-06
Mean Motion (n)1.2459285367°/day ± 6.55e+00
Perihelion dist (q)0.36562994 AU ± 2.14e+00
Aphelion dist (Q)1.34507887 AU ± 5.02e+00
Orbital Period0.79107770 yr ± 4.16e+00
NGA Modelr2
A2-2.33381232e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.315″
Uncertainty0
Orbit TypeAten
MOID0.058850 AU
Observations Used684
Oppositions10
Arc Total1987-2025
First Observation Used1999-06-09
Last Observation Used2025-06-22
Observations (839)
Date Type RA Dec Mag Band Observatory
2002-05-01 03:48:25 C 12 45 36.39 +32 34 58.1 18.0 c 644
2002-05-01 04:18:24 C 12 45 32.48 +32 33 21.5 17.9 c 644
2002-05-01 04:48:34 C 12 45 28.55 +32 31 44.6 18.2 c 644
2002-05-03 03:52:09 C 12 40 23.80 +30 06 20.5 17.8 c 644
2002-05-03 04:22:01 C 12 40 20.64 +30 04 53.4 17.8 c 644
2002-05-03 04:52:06 C 12 40 17.47 +30 03 25.8 17.6 c 644
2002-05-05 05:06:55 C 12 36 07.13 +27 48 27.3 17.8 c 704
2002-05-05 05:25:00 C 12 36 05.59 +27 47 38.8 17.8 c 704
2002-05-05 05:42:56 C 12 36 04.04 +27 46 50.7 18.4 c 704
2002-05-05 06:01:54 C 12 36 02.43 +27 45 59.9 18.5 c 704
2002-05-05 06:20:30 C 12 36 00.85 +27 45 10.1 18.4 c 704
2002-05-25 05:24:00 C 12 24 16.83 +13 11 07.4 t 644
2002-05-25 05:55:53 C 12 24 16.95 +13 10 26.6 t 644
2003-06-04 11:29:10 C 20 04 46.49 -22 20 16.2 c 474
2003-06-04 11:31:31 C 20 04 46.47 -22 20 19.3 c 474
2003-06-04 11:34:01 C 20 04 46.46 -22 20 21.8 c 474
2003-06-04 11:41:01 C 20 04 46.39 -22 20 29.3 c 474
2003-06-13 05:28:58 C 19 59 21.29 -27 38 22.1 m 859
2003-06-13 05:32:40 C 19 59 21.08 -27 38 29.9 m 859
2003-06-13 05:35:43 C 19 59 20.95 -27 38 37.0 m 859
2003-06-14 05:18:42 C 19 57 57.07 -28 32 10.5 m 859
2003-06-14 05:22:20 C 19 57 56.77 -28 32 19.0 m 859
2003-06-14 05:25:55 C 19 57 56.46 -28 32 27.7 m 859
2003-06-26 17:11:58 C 18 43 35.34 -52 54 08.5 428
2003-06-26 17:14:08 C 18 43 33.66 -52 54 26.9 428
2003-06-26 17:19:00 C 18 43 29.83 -52 55 07.9 428
2003-06-26 17:19:44 C 18 43 29.25 -52 55 14.2 428
2003-07-02 09:52:44 C 14 11 49.03 -67 30 20.7 428
2003-07-02 09:56:02 C 14 11 38.43 -67 30 09.2 428
2003-07-02 09:58:39 C 14 11 30.04 -67 30 00.7 428
2003-07-05 08:52:33 C 11 28 26.80 -56 42 06.2 c E14
2003-07-05 08:58:24 C 11 28 18.25 -56 40 53.4 c E14
2003-07-05 09:03:31 C 11 28 10.87 -56 39 48.2 c E14
2003-07-06 08:24:38 C 10 59 54.85 -51 48 01.9 428
2003-07-06 08:25:34 C 10 59 53.84 -51 47 50.3 428
2003-07-06 08:27:21 C 10 59 52.00 -51 47 27.6 428
2003-07-06 08:29:06 C 10 59 50.14 -51 47 04.8 428
2003-07-09 08:35:12 C 10 09 53.57 -38 06 42.6 c E14
2003-07-09 09:12:44 C 10 09 35.68 -38 00 22.9 c E14
2003-07-09 09:16:34 C 10 09 33.95 -37 59 44.0 c E14
2003-07-09 09:20:07 C 10 09 32.22 -37 59 08.6 c E14
2006-04-13 11:34:36 C 17 23 53.29 +06 21 11.5 o 644
2006-04-13 11:48:27 C 17 23 50.22 +06 21 18.8 o 644
2006-04-13 12:02:19 C 17 23 47.08 +06 21 25.7 o 644
2006-04-19 22:42:12 C 16 47 39.42 +07 33 07.7 r A13
2006-04-19 23:09:14 C 16 47 32.54 +07 33 18.0 r A13
2006-04-20 10:30:48 C 16 44 39.01 +07 37 48.0 r 703
2006-04-20 10:43:56 C 16 44 35.55 +07 37 53.8 r 703
2006-04-20 10:57:10 C 16 44 32.10 +07 37 57.3 r 703
2006-04-20 11:10:30 C 16 44 28.57 +07 38 03.1 r 703