137799 (1999 YB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0746098304 ± 7.10e-08
Semi-major axis (a)1.3211930150 AU ± 9.45e-09
Inclination (i)6.78943605° ± 2.37e-06
Long. of Asc. Node (Ω)30.95061651° ± 9.04e-06
Arg. of Perihelion (ω)192.78145354° ± 7.06e-05
Mean Anomaly (M)259.77344775° ± 6.26e-05
Mean Motion (n)0.6490271623°/day ± 6.97e-09
Perihelion dist (q)1.22261903 AU ± 9.42e-08
Aphelion dist (Q)1.41976700 AU ± 9.44e-08
Orbital Period1.51862101 yr ± 1.63e-08
NGA Modelr2
A27.73591917e-14 ± 1.61e-14 AU/d²
Physical Parameters
H (abs. magnitude)18.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.466″
Uncertainty0
Orbit TypeAmor
MOID0.215706 AU
Observations Used2269
Gaia Obs Used56
Oppositions9
Arc Total1991-2017
First Observation Used1991-03-20
Last Observation Used2026-01-11
Observations (3745)
Date Type RA Dec Mag Band Observatory
2008-11-26 23:45:34 C 02 02 10.81 +21 29 15.4 c A24
2008-11-27 00:06:17 C 02 02 09.65 +21 29 15.8 c A24
2008-11-27 00:28:05 C 02 02 08.45 +21 29 16.0 c A24
2008-11-27 00:48:48 C 02 02 07.29 +21 29 15.9 c A24
2008-11-27 00:49:54 C 02 02 07.25 +21 29 16.6 c A24
2008-11-27 19:31:06 C 02 01 11.04 +21 29 48.9 r A13
2008-11-27 20:03:01 C 02 01 09.32 +21 29 49.3 r A13
2008-12-04 03:01:56 C 01 55 06.13 +21 35 16.8 18.8 c 704
2008-12-04 03:20:25 C 01 55 05.48 +21 35 18.1 18.9 c 704
2008-12-04 03:38:30 C 01 55 04.83 +21 35 18.7 19.2 c 704
2008-12-04 03:57:03 C 01 55 04.14 +21 35 19.7 19.1 c 704
2008-12-04 04:15:23 C 01 55 03.49 +21 35 21.9 19.6 c 704
2008-12-21 05:06:48 C 01 52 56.20 +22 14 19.7 r 703
2008-12-21 05:18:12 C 01 52 56.31 +22 14 21.1 r 703
2008-12-21 05:29:32 C 01 52 56.42 +22 14 22.1 r 703
2008-12-21 05:40:45 C 01 52 56.64 +22 14 24.0 r 703
2011-09-13 06:29:32 C 02 33 52.29 +06 38 45.5 o H21
2011-09-13 06:36:25 C 02 33 52.23 +06 38 46.9 o H21
2011-09-13 06:43:04 C 02 33 52.15 +06 38 48.2 o H21
2011-09-21 00:45:31 C 02 30 25.17 +07 15 39.4 c A24
2011-09-21 00:47:36 C 02 30 25.15 +07 15 40.3 c A24
2011-09-21 09:18:26 C 02 30 09.61 +07 17 16.4 r 703
2011-09-21 09:30:43 C 02 30 09.21 +07 17 19.5 r 703
2011-09-21 09:42:57 C 02 30 08.78 +07 17 22.2 r 703
2011-09-21 09:55:09 C 02 30 08.35 +07 17 24.2 r 703
2011-09-23 00:05:01 C 02 28 53.17 +07 24 12.0 c A24
2011-09-23 00:07:05 C 02 28 53.09 +07 24 12.7 c A24
2011-09-23 00:30:19 C 02 28 52.17 +07 24 16.7 c A24
2011-09-23 01:18:20 C 02 28 50.29 +07 24 24.8 c A24
2011-09-25 08:21:57 C 02 26 42.14 +07 33 58.1 19.4 c 704
2011-09-25 08:40:02 C 02 26 41.23 +07 34 02.7 19.7 c 704
2011-09-25 08:58:05 C 02 26 40.44 +07 34 04.9 19.1 c 704
2011-09-25 09:34:18 C 02 26 38.61 +07 34 09.4 19.5 c 704
2011-09-26 07:10:56 C 02 25 42.59 +07 37 46.7 18.4 c 704
2011-09-26 07:29:04 C 02 25 41.72 +07 37 50.2 18.9 c 704
2011-09-26 07:47:12 C 02 25 40.81 +07 37 52.5 19.1 c 704
2011-09-26 08:06:02 C 02 25 39.89 +07 37 56.1 19.0 c 704
2011-09-26 08:24:15 C 02 25 39.00 +07 37 58.9 19.2 c 704
2011-09-30 07:28:23 C 02 20 49.45 +07 53 03.0 r 703
2011-09-30 07:38:14 C 02 20 48.87 +07 53 04.8 r 703
2011-09-30 07:48:12 C 02 20 48.22 +07 53 06.5 r 703
2011-09-30 07:58:05 C 02 20 47.68 +07 53 08.2 r 703
2011-10-02 23:36:40 C 02 16 58.94 +08 02 29.5 c A24
2011-10-02 23:38:44 C 02 16 58.81 +08 02 29.3 c A24
2011-10-03 01:00:25 C 02 16 53.32 +08 02 41.5 c A24
2011-10-03 22:12:55 C 02 15 31.78 +08 05 42.7 c A24
2011-10-03 22:14:59 C 02 15 31.61 +08 05 42.9 c A24
2011-10-03 23:40:35 C 02 15 25.63 +08 05 56.1 c A24
2011-10-03 23:42:39 C 02 15 25.53 +08 05 55.3 c A24
2011-10-08 18:21:20 C 02 07 15.10 +08 21 24.2 r D29