66146 (1998 TU3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4836695083 ± 7.98e-09
Semi-major axis (a)0.7875484334 AU ± 2.45e-10
Inclination (i)5.41524028° ± 4.76e-07
Long. of Asc. Node (Ω)101.87880813° ± 1.26e-05
Arg. of Perihelion (ω)84.99239296° ± 1.26e-05
Mean Anomaly (M)74.76749583° ± 1.84e-06
Mean Motion (n)1.4102508438°/day ± 6.58e-10
Perihelion dist (q)0.40663527 AU ± 6.29e-09
Aphelion dist (Q)1.16846160 AU ± 6.30e-09
Orbital Period0.69890140 yr ± 3.26e-10
Physical Parameters
H (abs. magnitude)14.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.154″
Uncertainty0
Orbit TypeAten
MOID0.073999 AU
Observations Used2011
Gaia Obs Used99
Oppositions15
Arc Total1982-2024
First Observation Used1982-12-04
Last Observation Used2024-11-14
Observations (2268)
Date Type RA Dec Mag Band Observatory
2015-09-23 06:58:20 C 06 35 57.13 +13 37 18.2 r Y00
2015-09-23 07:07:13 C 06 35 58.76 +13 37 17.2 r Y00
2015-09-23 07:15:42 C 06 36 00.38 +13 37 14.4 r Y00
2015-09-25 05:57:07 C 06 45 03.02 +13 23 12.9 r Y00
2015-09-25 06:06:16 C 06 45 04.83 +13 23 09.9 r Y00
2015-09-25 06:15:46 C 06 45 06.65 +13 23 07.2 r Y00
2015-10-08 05:01:14 C 07 55 17.58 +10 52 31.0 r Y00
2015-10-08 05:18:32 C 07 55 21.95 +10 52 17.0 r Y00
2015-10-08 05:36:03 C 07 55 26.39 +10 52 05.9 r Y00
2015-10-11 07:00:53 C 08 14 53.89 +09 58 23.6 r Y00
2015-10-11 07:17:51 C 08 14 58.47 +09 58 10.3 r Y00
2015-10-11 07:35:07 C 08 15 03.13 +09 57 56.6 r Y00
2015-10-13 06:06:52 C 08 27 59.71 +09 19 40.0 r Y00
2015-10-13 06:24:30 C 08 28 04.67 +09 19 25.7 r Y00
2015-10-13 06:42:39 C 08 28 09.81 +09 19 09.6 r Y00
2015-10-15 06:46:16 C 08 42 00.53 +08 36 05.8 r Y00
2015-10-15 07:03:50 C 08 42 05.55 +08 35 48.9 r Y00
2015-10-15 07:21:00 C 08 42 10.70 +08 35 32.3 r Y00
2015-10-16 19:08:52 C 08 52 47.75 +08 00 49.4 o 300
2015-10-16 19:11:10 C 08 52 48.41 +08 00 46.0 o 300
2015-10-16 19:13:28 C 08 52 49.15 +08 00 44.3 o 300
2015-10-16 19:15:48 C 08 52 49.78 +08 00 42.5 o 300
2015-10-16 19:18:06 C 08 52 50.53 +08 00 39.2 o 300
2015-10-20 03:41:44 C 09 17 33.53 +06 36 14.5 q 160
2015-10-20 03:44:02 C 09 17 34.21 +06 36 11.7 q 160
2015-10-20 03:46:22 C 09 17 34.96 +06 36 09.2 q 160
2016-11-18 00:43:51 C 19 25 18.13 -25 43 41.1 W88
2016-11-18 00:46:56 C 19 25 18.73 -25 43 40.1 W88
2017-01-20 17:16:33 C 22 58 48.99 -10 30 38.6 t 160
2017-01-20 17:18:04 C 22 58 49.07 -10 30 36.5 t 160
2017-06-26 04:05:26 C 02 46 26.52 +12 34 18.6 o K95
2017-06-26 04:11:58 C 02 46 26.53 +12 34 15.6 o K95
2017-07-07 02:10:56 C 02 52 13.95 +11 11 23.5 q 160
2017-07-07 02:12:52 C 02 52 14.03 +11 11 23.2 q 160
2017-07-07 02:14:48 C 02 52 14.09 +11 11 22.6 q 160
2017-07-18 02:21:28 C 03 03 25.29 +10 19 32.6 q 160
2017-07-18 02:23:36 C 03 03 25.35 +10 19 31.6 q 160
2017-07-18 02:25:36 C 03 03 25.50 +10 19 31.3 q 160
2017-07-19 02:30:39 C 03 04 35.32 +10 15 23.2 q 160
2017-07-19 02:32:44 C 03 04 35.42 +10 15 23.1 q 160
2017-07-19 02:34:48 C 03 04 35.53 +10 15 22.8 q 160
2017-07-29 01:52:54 C 03 16 45.97 +09 33 36.7 u K83
2017-07-29 01:56:22 C 03 16 46.13 +09 33 35.8 u K83
2017-07-29 02:01:39 C 03 16 46.40 +09 33 35.0 u K83
2017-08-09 09:22:49 C 03 30 54.73 +08 34 47.6 u H21
2017-08-09 09:24:47 C 03 30 54.84 +08 34 46.9 u H21
2017-08-09 09:26:45 C 03 30 54.94 +08 34 46.5 u H21
2017-08-09 09:28:42 C 03 30 55.03 +08 34 46.0 u H21
2017-08-09 09:30:40 C 03 30 55.12 +08 34 45.6 u H21
2017-08-09 09:32:37 C 03 30 55.21 +08 34 45.0 u H21