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
2010-11-25 01:44:23 C 21 37 02.47 -31 29 41.1 o H47
2012-09-25 23:29:10 C 19 36 47.55 -40 50 48.0 u 807
2012-09-25 23:32:28 C 19 36 48.07 -40 50 43.9 u 807
2012-09-25 23:35:47 C 19 36 48.59 -40 50 39.8 u 807
2012-09-25 23:39:06 C 19 36 49.11 -40 50 35.8 u 807
2012-09-25 23:42:24 C 19 36 49.62 -40 50 31.7 u 807
2012-09-25 23:45:41 C 19 36 50.14 -40 50 27.6 u 807
2012-09-25 23:48:58 C 19 36 50.65 -40 50 23.5 u 807
2012-09-25 23:52:15 C 19 36 51.16 -40 50 19.5 u 807
2012-11-15 01:32:44 C 21 35 26.18 -24 09 53.2 u 844
2012-11-15 01:45:03 C 21 35 27.13 -24 09 44.7 u 844
2012-11-15 02:10:12 C 21 35 29.08 -24 09 27.6 u 844
2012-11-24 01:34:01 C 21 52 21.50 -21 46 31.4 r 703
2012-11-24 01:42:50 C 21 52 22.22 -21 46 25.5 r 703
2012-11-24 01:51:36 C 21 52 22.83 -21 46 20.2 r 703
2012-11-24 02:00:23 C 21 52 23.48 -21 46 13.8 r 703
2012-11-25 04:45:55 C 21 54 28.277 -21 28 29.63 L F51
2012-11-25 05:06:03 C 21 54 29.770 -21 28 16.22 L F51
2012-11-25 05:23:06 C 21 54 31.034 -21 28 04.86 L F51
2014-10-25 23:57:19 C 19 10 34.86 -28 53 07.9 u 807
2014-10-25 23:59:04 C 19 10 35.19 -28 53 07.2 u 807
2014-10-26 00:00:48 C 19 10 35.51 -28 53 06.8 u 807
2014-10-26 00:02:31 C 19 10 35.82 -28 53 06.2 u 807
2014-10-26 00:04:31 C 19 10 36.19 -28 53 05.6 u 807
2014-10-26 00:05:55 C 19 10 36.46 -28 53 05.1 u 807
2015-01-10 15:21:46 C 23 05 58.57 -10 21 07.4 o C41
2015-01-10 15:27:44 C 23 05 59.22 -10 21 03.0 o C41
2015-02-09 18:30:35 C 00 20 44.66 -00 47 51.3 q 160
2015-02-09 18:32:51 C 00 20 44.87 -00 47 49.0 q 160
2015-02-09 18:35:40 C 00 20 45.21 -00 47 46.1 q 160
2015-02-10 18:18:42 C 00 23 15.09 -00 27 50.6 q 160
2015-02-10 18:20:21 C 00 23 15.26 -00 27 49.3 q 160
2015-02-10 18:21:35 C 00 23 15.41 -00 27 48.2 q 160
2015-02-11 18:04:41 C 00 25 45.52 -00 07 48.7 q 160
2015-02-11 18:08:13 C 00 25 45.87 -00 07 45.7 q 160
2015-02-11 18:12:12 C 00 25 46.25 -00 07 42.2 q 160
2015-07-20 02:30:42 C 03 13 22.74 +12 02 47.3 q 160
2015-07-20 02:33:25 C 03 13 23.00 +12 02 48.7 q 160
2015-07-20 02:36:15 C 03 13 23.22 +12 02 49.2 q 160
2015-07-24 14:19:24 C 03 24 29.563 +12 30 15.80 L F51
2015-07-24 14:25:56 C 03 24 30.228 +12 30 17.43 L F51
2015-07-24 14:39:09 C 03 24 31.583 +12 30 20.72 L F51
2015-07-31 00:12:14 C 03 40 39.06 +13 05 28.3 o C41
2015-07-31 00:23:00 C 03 40 40.11 +13 05 30.1 o C41
2015-07-31 00:34:05 C 03 40 41.35 +13 05 33.1 o C41
2015-08-02 04:51:50 C 03 46 16.76 +13 16 30.1 o Z22
2015-08-02 05:02:11 C 03 46 17.86 +13 16 31.9 o Z22
2015-08-02 05:12:50 C 03 46 18.97 +13 16 33.9 o Z22
2015-08-22 05:06:31 C 04 40 58.71 +14 27 28.9 r Y00
2015-08-22 05:20:39 C 04 41 00.45 +14 27 29.4 r Y00