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
1982-12-04 10:11:07 A 22 15 56.20 -19 24 12.8 413
1982-12-04 10:26:07 A 22 15 57.09 -19 24 02.2 413
1982-12-05 10:13:09 A 22 17 21.17 -19 08 48.4 413
1982-12-05 10:28:10 A 22 17 22.06 -19 08 36.5 413
1995-11-21 01:19:47 C 18 52 02.25 -25 31 25.1 z 692
1995-11-21 01:21:45 C 18 52 02.68 -25 31 25.9 z 692
1995-11-21 01:23:38 C 18 52 03.09 -25 31 24.6 z 692
1998-10-13 02:06:22 C 19 35 09.15 -32 45 21.8 16.5 a 704
1998-10-13 02:21:24 C 19 35 11.51 -32 45 12.5 16.5 a 704
1998-10-13 02:36:23 C 19 35 13.93 -32 45 03.1 16.4 a 704
1998-10-13 02:51:19 C 19 35 16.31 -32 44 52.1 16.0 a 704
1998-10-13 23:52:47 C 19 38 42.41 -32 31 56.7 z 844
1998-10-14 00:10:52 C 19 38 45.23 -32 31 45.6 z 844
1998-10-14 00:32:42 C 19 38 48.72 -32 31 31.7 z 844
1998-10-14 00:58:21 C 19 38 52.74 -32 31 15.8 z 844
1998-10-14 01:25:05 C 19 38 56.99 -32 30 59.1 z 844
1998-10-14 01:49:01 C 19 39 00.77 -32 30 43.9 z 844
1998-10-14 02:03:39 C 19 39 03.81 -32 30 54.5 17.0 a 704
1998-10-14 02:32:40 C 19 39 08.43 -32 30 36.2 a 704
1998-10-14 03:01:49 C 19 39 12.92 -32 30 17.6 a 704
1998-10-14 03:30:42 C 19 39 17.45 -32 29 59.3 a 704
1998-10-14 10:08:48 C 19 40 21.53 -32 25 43.8 422
1998-10-14 10:10:33 C 19 40 21.81 -32 25 42.7 422
1998-10-14 10:14:58 C 19 40 22.49 -32 25 39.9 422
1998-10-14 10:16:01 C 19 40 22.66 -32 25 39.2 422
1998-10-14 17:48:21 C 19 41 35.36 -32 21 19.8 z 104
1998-10-14 17:50:20 C 19 41 35.68 -32 21 18.7 z 104
1998-10-14 17:52:49 C 19 41 36.06 -32 21 17.5 z 104
1998-10-14 17:55:20 C 19 41 36.46 -32 21 15.8 z 104
1998-10-15 02:30:59 C 19 42 58.14 -32 16 00.6 z 670
1998-10-15 02:35:59 C 19 42 58.91 -32 15 57.7 z 670
1998-10-15 02:39:32 C 19 42 58.57 -32 15 35.0 z 844
1998-10-15 02:42:14 C 19 42 59.82 -32 15 54.2 z 670
1998-10-15 02:52:33 C 19 43 00.66 -32 15 26.2 z 844
1998-10-15 03:04:07 C 19 43 02.41 -32 15 19.9 z 844
1998-10-15 03:12:53 C 19 43 03.77 -32 15 14.3 z 844
1998-10-15 08:46:26 C 19 43 57.04 -32 11 57.1 z 428
1998-10-15 08:53:14 C 19 43 58.06 -32 11 52.7 z 428
1998-10-15 10:46:31 C 19 44 15.41 -32 10 40.9 422
1998-10-15 10:48:38 C 19 44 15.73 -32 10 39.6 422
1998-10-15 10:49:41 C 19 44 15.90 -32 10 39.0 422
1998-10-15 10:51:04 C 19 44 16.12 -32 10 38.2 422
1998-10-15 12:14:16 C 19 44 28.81 -32 09 45.7 z 428
1998-10-16 00:27:46 C 19 46 23.62 -32 02 31.4 z 758
1998-10-16 00:31:27 C 19 46 24.08 -32 02 28.9 z 758
1998-10-16 00:35:00 C 19 46 24.66 -32 02 27.7 z 758
1998-10-16 00:48:29 C 19 46 26.69 -32 02 19.2 z 758
1998-10-16 00:54:37 C 19 46 27.60 -32 02 15.6 z 758
1998-10-16 00:58:25 C 19 46 28.18 -32 02 12.9 z 758
1998-10-16 02:24:44 C 19 46 41.93 -32 01 23.0 z 670