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
2006-04-29 09:07:48 C 15 47 25.39 +08 23 02.5 o 699
2006-04-29 09:43:19 C 15 47 15.53 +08 23 02.8 o 699
2006-04-29 10:18:49 C 15 47 05.64 +08 23 03.4 o 699
2006-04-29 10:54:21 C 15 46 55.79 +08 23 04.1 o 699
2006-04-29 22:00:40 C 15 43 58.13 +08 23 03.0 r A13
2006-04-29 22:29:04 C 15 43 50.36 +08 23 03.3 r A13
2006-04-29 22:30:38 C 15 43 49.93 +08 23 03.1 r A13
2006-04-29 22:32:19 C 15 43 49.49 +08 23 03.2 r A13
2006-04-29 22:59:45 C 15 43 41.95 +08 23 03.5 r A13
2006-04-30 21:27:27 C 15 37 41.24 +08 22 28.0 r A13
2006-04-30 21:46:38 C 15 37 36.06 +08 22 27.1 r A13
2006-04-30 22:06:45 C 15 37 30.61 +08 22 26.8 r A13
2006-05-02 07:21:19 C 15 28 42.49 +08 19 58.5 r 703
2006-05-02 07:34:01 C 15 28 39.10 +08 19 56.7 r 703
2006-05-02 07:46:37 C 15 28 35.68 +08 19 55.3 r 703
2006-05-02 07:59:18 C 15 28 32.23 +08 19 53.4 r 703
2006-05-18 06:41:07 C 14 06 51.66 +05 56 18.9 r 703
2006-05-18 06:51:52 C 14 06 49.86 +05 56 12.0 r 703
2006-05-18 07:02:34 C 14 06 48.13 +05 56 07.0 r 703
2006-05-18 07:13:16 C 14 06 46.44 +05 56 00.4 r 703
2006-05-20 04:25:58 C 14 00 04.80 +05 30 48.2 o 644
2006-05-20 04:55:18 C 14 00 00.47 +05 30 31.5 o 644
2006-05-20 05:25:27 C 13 59 56.02 +05 30 14.9 o 644
2006-05-21 06:31:42 C 13 56 27.99 +05 15 55.2 r 703
2006-05-21 06:44:01 C 13 56 26.30 +05 15 48.7 r 703
2006-05-21 06:56:19 C 13 56 24.61 +05 15 41.4 r 703
2006-05-21 07:08:36 C 13 56 22.84 +05 15 33.9 r 703
2006-05-27 04:44:49 C 13 40 11.85 +03 51 59.8 r 703
2006-05-27 04:55:05 C 13 40 10.81 +03 51 53.1 r 703
2006-05-27 05:05:22 C 13 40 09.80 +03 51 46.5 r 703
2006-05-27 05:15:44 C 13 40 08.83 +03 51 41.1 r 703
2006-05-29 06:54:55 C 13 35 41.31 +03 21 49.3 t 608
2006-05-29 07:09:52 C 13 35 39.99 +03 21 40.3 t 608
2006-05-29 07:24:40 C 13 35 38.68 +03 21 31.9 t 608
2010-05-03 09:03:55 C 17 02 51.52 -06 09 40.1 o H21
2010-05-03 09:12:34 C 17 02 50.01 -06 09 38.4 o H21
2010-05-03 09:19:57 C 17 02 48.70 -06 09 37.6 o H21
2010-05-11 10:19:30 C 16 26 09.31 -05 43 43.4 o 691
2010-05-11 10:44:55 C 16 26 04.03 -05 43 40.4 o 691
2010-05-11 11:10:20 C 16 25 58.68 -05 43 37.4 o 691
2010-05-12 09:40:45 C 16 21 18.61 -05 41 16.0 r G96
2010-05-12 09:50:55 C 16 21 16.45 -05 41 15.1 r G96
2010-05-12 10:01:08 C 16 21 14.25 -05 41 13.9 r G96
2010-05-12 10:11:22 C 16 21 12.02 -05 41 12.7 r G96
2010-05-17 22:32:19 C 15 52 57.48 -05 31 01.5 r J75
2010-05-17 22:52:28 C 15 52 53.07 -05 31 01.0 r J75
2010-05-17 23:12:40 C 15 52 48.62 -05 31 00.0 r J75
2010-05-22 04:37:35 C 15 31 13.73 -05 28 09.6 o 691
2010-05-22 05:03:08 C 15 31 08.17 -05 28 09.3 o 691
2010-05-22 05:28:42 C 15 31 02.60 -05 28 09.0 o 691