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
2017-09-29 05:07:38 C 23 14 38.46 -17 56 14.0 q 703
2017-09-29 05:20:41 C 23 14 37.63 -17 56 08.0 q 703
2017-09-29 05:32:07 C 23 14 36.81 -17 56 03.7 q 703
2017-09-29 06:49:00 C 23 14 31.71 -17 55 30.4 q G96
2017-09-29 06:56:51 C 23 14 31.19 -17 55 27.0 q G96
2017-09-29 07:07:17 C 23 14 30.50 -17 55 22.4 q G96
2017-09-29 07:15:11 C 23 14 29.97 -17 55 19.1 q G96
2017-10-01 08:53:16 C 23 11 36.07 -17 33 13.8 L T08
2017-10-01 09:19:14 C 23 11 34.65 -17 33 01.7 L T08
2017-10-01 09:23:14 C 23 11 34.28 -17 33 00.1 L T08
2017-10-01 09:26:32 C 23 11 34.15 -17 32 59.7 L T08
2017-10-07 06:14:23 C 23 04 48.50 -16 23 01.6 o 926
2017-10-07 06:39:08 C 23 04 47.38 -16 22 47.6 o 926
2017-10-07 06:57:29 C 23 04 46.59 -16 22 38.9 o 926
2017-10-10 08:13:09 C 23 02 09.28 -15 42 36.2 L T08
2017-10-10 08:23:34 C 23 02 08.94 -15 42 29.4 L T08
2017-10-10 08:33:51 C 23 02 08.54 -15 42 24.5 L T08
2017-10-10 08:44:11 C 23 02 08.16 -15 42 18.0 L T08
2017-10-11 03:57:51 C 23 01 33.39 -15 31 31.4 U 703
2017-10-11 04:05:36 C 23 01 33.09 -15 31 27.0 U 703
2017-10-11 04:13:22 C 23 01 32.84 -15 31 22.5 U 703
2017-10-11 04:21:06 C 23 01 32.58 -15 31 19.0 U 703
2017-10-11 08:22:49 C 23 01 25.23 -15 28 58.3 L T08
2017-10-11 08:33:20 C 23 01 24.84 -15 28 52.6 L T08
2017-10-11 08:42:25 C 23 01 24.544 -15 28 47.29 L F51
2017-10-11 08:43:42 C 23 01 24.48 -15 28 46.5 L T08
2017-10-11 08:54:08 C 23 01 24.10 -15 28 40.0 L T08
2017-10-11 08:58:29 C 23 01 23.996 -15 28 38.07 L F51
2017-10-11 09:14:35 C 23 01 23.445 -15 28 28.85 L F51
2017-10-11 09:30:42 C 23 01 22.898 -15 28 19.63 L F51
2017-10-14 04:46:28 C 22 59 42.01 -14 49 25.9 U 703
2017-10-14 04:53:36 C 22 59 41.82 -14 49 22.5 U 703
2017-10-14 05:00:44 C 22 59 41.63 -14 49 18.3 U 703
2017-10-14 05:07:52 C 22 59 41.44 -14 49 14.1 U 703
2017-10-17 03:56:39 C 22 58 27.61 -14 06 52.5 U 703
2017-10-17 04:04:28 C 22 58 27.43 -14 06 46.8 U 703
2017-10-17 04:12:22 C 22 58 27.18 -14 06 43.3 U 703
2017-10-17 04:20:09 C 22 58 27.10 -14 06 38.5 U 703
2017-10-20 06:51:59 C 22 57 44.379 -13 20 45.74 L F51
2017-10-20 07:07:45 C 22 57 44.213 -13 20 35.95 L F51
2017-10-20 07:23:32 C 22 57 44.045 -13 20 26.28 L F51
2017-10-22 08:00:23 C 22 57 34.72 -12 49 58.5 T08
2017-10-22 08:03:46 C 22 57 34.71 -12 49 55.7 T08
2017-10-22 08:14:09 C 22 57 34.65 -12 49 49.4 T08
2017-10-22 08:24:20 C 22 57 34.56 -12 49 43.6 T08
2017-10-23 04:51:02 C 22 57 35.29 -12 36 49.5 U 703
2017-10-26 04:00:10 C 22 57 55.98 -11 51 22.8 U G96
2017-10-26 04:07:43 C 22 57 56.02 -11 51 17.9 U G96
2017-10-26 04:15:19 C 22 57 56.06 -11 51 13.0 U G96
2017-10-26 04:22:57 C 22 57 56.15 -11 51 08.4 U G96