159399 (1998 UL1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2139509061 ± 8.61e-09
Semi-major axis (a)1.5269676489 AU ± 5.31e-10
Inclination (i)41.96806947° ± 8.25e-07
Long. of Asc. Node (Ω)214.84517905° ± 4.95e-07
Arg. of Perihelion (ω)353.26133400° ± 1.29e-06
Mean Anomaly (M)298.21637405° ± 1.38e-06
Mean Motion (n)0.5223571242°/day ± 2.72e-10
Perihelion dist (q)1.20027154 AU ± 1.32e-08
Aphelion dist (Q)1.85366376 AU ± 1.32e-08
Orbital Period1.88688205 yr ± 9.84e-10
Physical Parameters
H (abs. magnitude)16.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.058″
Uncertainty0
Orbit TypeAmor
MOID0.195291 AU
Observations Used1813
Gaia Obs Used59
Oppositions9
Arc Total1998-2017
First Observation Used1998-09-28
Last Observation Used2024-12-09
Observations (1949)
Date Type RA Dec Mag Band Observatory
2000-11-01 07:13:15 C 02 32 57.24 +07 14 35.0 17.8 c 704
2000-11-01 07:19:39 C 02 32 56.76 +07 14 24.7 18.4 c 704
2000-11-01 07:33:14 C 02 32 55.75 +07 14 01.5 17.9 c 704
2000-11-01 07:40:14 C 02 32 55.26 +07 13 50.0 18.2 c 704
2000-11-01 07:53:12 C 02 32 54.34 +07 13 28.3 18.2 c 704
2000-11-01 08:00:49 C 02 32 53.76 +07 13 16.0 18.5 c 704
2000-11-01 08:21:52 C 02 32 52.24 +07 12 41.3 18.5 c 704
2000-11-02 07:00:19 C 02 31 18.73 +06 35 05.6 18.1 c 704
2000-11-02 07:02:35 C 02 31 18.61 +06 35 01.8 17.7 c 704
2000-11-02 07:21:14 C 02 31 17.29 +06 34 30.5 18.6 c 704
2000-11-02 07:23:27 C 02 31 17.09 +06 34 27.9 17.9 c 704
2000-11-02 07:42:11 C 02 31 15.78 +06 33 56.3 18.4 c 704
2000-11-02 07:44:23 C 02 31 15.64 +06 33 52.5 18.5 c 704
2000-11-02 08:02:45 C 02 31 14.32 +06 33 21.8 18.2 c 704
2000-11-02 08:04:57 C 02 31 14.14 +06 33 18.7 18.4 c 704
2000-11-02 08:23:30 C 02 31 12.83 +06 32 47.1 18.7 c 704
2000-11-02 08:25:41 C 02 31 12.68 +06 32 44.4 18.1 c 704
2000-11-03 05:30:17 C 02 29 46.16 +05 57 55.2 18.2 c 704
2000-11-03 05:51:18 C 02 29 44.78 +05 57 20.7 17.8 c 704
2000-11-03 06:12:35 C 02 29 43.24 +05 56 45.0 17.9 c 704
2000-11-03 06:33:40 C 02 29 41.72 +05 56 11.3 18.2 c 704
2000-11-03 06:53:57 C 02 29 40.29 +05 55 37.7 18.0 c 704
2000-11-03 07:00:56 C 02 29 39.80 +05 55 26.1 18.1 c 704
2000-11-03 07:23:13 C 02 29 38.21 +05 54 48.8 18.4 c 704
2000-11-03 07:45:34 C 02 29 36.65 +05 54 13.8 19.3 c 704
2000-11-03 08:06:18 C 02 29 35.16 +05 53 38.3 19.1 c 704
2000-11-23 08:21:44 C 02 01 30.32 -05 31 28.1 19.4 c 608
2000-11-23 08:36:35 C 02 01 29.61 -05 31 45.0 19.2 c 608
2000-11-23 08:51:38 C 02 01 28.91 -05 32 01.9 19.3 c 608
2000-11-27 09:16:24 C 01 57 35.95 -07 13 57.3 20.0 c 608
2000-11-27 09:30:37 C 01 57 35.40 -07 14 12.2 20.3 c 608
2000-11-27 09:45:06 C 01 57 34.84 -07 14 25.9 20.1 c 608
2002-10-09 08:34:40 C 04 41 14.09 +08 54 58.1 c 699
2002-10-09 09:03:32 C 04 41 13.95 +08 54 20.1 c 699
2002-10-09 09:32:27 C 04 41 13.62 +08 53 40.6 c 699
2002-10-09 10:01:21 C 04 41 13.49 +08 53 02.0 c 699
2002-10-30 08:08:47 C 04 28 31.10 -04 07 51.9 18.4 c 704
2002-10-30 08:33:33 C 04 28 29.88 -04 08 34.0 18.6 c 704
2002-10-30 09:23:17 C 04 28 27.48 -04 09 58.7 18.8 c 704
2002-10-30 09:48:20 C 04 28 26.29 -04 10 41.9 19.3 c 704
2002-10-31 07:41:52 C 04 27 24.12 -04 48 06.0 18.3 c 704
2002-10-31 08:05:21 C 04 27 22.98 -04 48 46.0 18.4 c 704
2002-10-31 08:52:27 C 04 27 20.53 -04 50 06.6 18.4 c 704
2002-10-31 09:16:05 C 04 27 19.35 -04 50 47.4 18.6 c 704
2002-11-15 08:25:56 C 04 05 32.82 -14 47 18.3 18.3 c 644
2002-11-15 09:12:10 C 04 05 29.46 -14 48 29.2 19.0 c 644
2002-11-15 09:59:23 C 04 05 26.05 -14 49 41.6 18.7 c 644
2002-11-16 07:27:18 C 04 03 55.73 -15 22 25.2 c 699
2002-11-16 07:51:16 C 04 03 53.97 -15 23 00.5 c 699
2002-11-16 08:15:13 C 04 03 52.18 -15 23 38.0 c 699