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
2021-05-15 08:41:38 C 13 07 12.41 +14 33 16.4 V T08
2021-05-17 07:49:09 C 13 03 24.13 +13 33 15.2 V T05
2021-05-17 07:53:18 C 13 03 23.75 +13 33 10.2 V T05
2021-05-17 08:05:33 C 13 03 22.81 +13 32 54.9 V T05
2021-05-17 08:21:11 C 13 03 21.50 +13 32 35.7 V T05
2021-05-17 09:20:15 C 13 03 16.75 +13 31 21.6 V T05
2021-05-20 03:26:55 C 12 58 55.97 +12 11 43.7 V G96
2021-05-20 03:34:20 C 12 58 55.48 +12 11 35.2 V G96
2021-05-20 03:43:26 C 12 58 54.90 +12 11 24.7 V G96
2021-05-20 03:50:52 C 12 58 54.43 +12 11 16.0 V G96
2021-05-29 21:32:11 C 12 50 19.37 +08 05 14.3 V K74
2021-05-29 21:36:25 C 12 50 19.28 +08 05 10.1 V K74
2021-05-29 21:40:45 C 12 50 19.18 +08 05 06.2 V K74
2021-05-30 07:49:12 C 12 50 08.32 +07 55 35.7 V T08
2021-05-30 07:55:13 C 12 50 08.17 +07 55 30.6 V T08
2021-05-30 08:04:30 C 12 50 07.96 +07 55 21.5 V T08
2021-05-30 08:29:06 C 12 50 07.44 +07 54 57.6 V T08
2021-05-30 11:31:34 C 12 50 05.261 +07 52 17.94 V P07
2021-05-30 12:35:59 C 12 50 03.852 +07 51 17.93 V P07
2021-05-30 13:48:49 C 12 50 02.278 +07 50 08.95 V P07
2021-05-30 14:57:03 C 12 50 00.809 +07 49 04.37 V P07
2021-06-07 04:59:59 C 12 48 53.43 +05 07 30.3 V G96
2021-06-07 05:07:23 C 12 48 53.43 +05 07 23.8 V G96
2021-06-07 05:14:49 C 12 48 53.43 +05 07 17.5 V G96
2021-06-07 05:22:12 C 12 48 53.45 +05 07 11.3 V G96
2022-05-14 10:41:47 C 20 20 43.292 -17 55 18.44 V G96
2022-05-14 10:48:43 C 20 20 43.768 -17 55 19.24 V G96
2022-05-14 10:55:39 C 20 20 44.210 -17 55 20.68 V G96
2022-05-14 11:02:36 C 20 20 44.696 -17 55 21.36 V G96
2022-05-25 12:34:46 C 20 40 43.981 -18 53 43.80 U F52
2022-05-25 13:07:56 C 20 40 46.495 -18 53 55.24 U F52
2022-05-25 13:24:34 C 20 40 47.750 -18 54 00.95 U F52
2022-05-27 09:22:48 C 20 44 25.099 -19 09 19.58 V W68
2022-05-27 09:28:32 C 20 44 25.541 -19 09 21.56 V W68
2022-05-27 09:36:29 C 20 44 26.155 -19 09 24.88 V W68
2022-05-27 10:01:08 C 20 44 28.946 -19 09 55.44 V 703
2022-05-27 10:08:18 C 20 44 29.512 -19 09 58.61 V 703
2022-05-27 10:15:27 C 20 44 30.156 -19 10 00.84 V 703
2022-05-27 10:26:23 C 20 44 30.029 -19 09 44.10 V W68
2022-05-31 12:44:50 C 20 53 15.206 -19 53 58.69 U F52
2022-05-31 12:58:35 C 20 53 16.405 -19 54 06.14 U F52
2022-05-31 13:12:20 C 20 53 17.606 -19 54 13.46 U F52
2022-05-31 13:26:01 C 20 53 18.797 -19 54 20.73 U F52
2022-06-04 09:38:59 C 21 02 37.460 -20 50 07.80 V 703
2022-06-04 09:46:07 C 21 02 38.166 -20 50 13.02 V 703
2022-06-04 09:53:15 C 21 02 38.900 -20 50 17.52 V 703
2022-06-04 10:00:24 C 21 02 39.624 -20 50 23.06 V 703
2022-06-09 13:38:36 C 21 18 01.379 -22 36 31.60 U F52
2022-06-09 13:50:34 C 21 18 02.972 -22 36 44.28 U F52
2022-06-09 14:02:33 C 21 18 04.576 -22 36 56.95 U F52