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
2017-11-04 05:58:57 C 23 01 45.637 -09 28 47.22 L F51
2017-11-04 06:16:41 C 23 01 46.028 -09 28 35.69 L F51
2017-11-04 06:34:18 C 23 01 46.426 -09 28 24.06 L F51
2017-11-04 06:51:57 C 23 01 46.828 -09 28 12.42 L F51
2017-11-07 07:15:48 C 23 03 52.070 -08 40 06.84 L F51
2017-11-07 07:31:55 C 23 03 52.524 -08 39 56.01 L F51
2017-11-07 07:48:02 C 23 03 52.967 -08 39 45.24 L F51
2017-11-07 08:04:07 C 23 03 53.412 -08 39 34.47 L F51
2017-11-13 06:50:40 C 23 09 02.617 -07 04 00.04 L F51
2017-11-13 07:07:57 C 23 09 03.256 -07 03 48.38 L F51
2017-11-13 07:25:16 C 23 09 03.904 -07 03 36.67 L F51
2017-11-16 04:55:40 C 23 12 01.34 -06 16 47.6 U 703
2017-11-16 05:03:35 C 23 12 01.67 -06 16 42.5 U 703
2017-11-16 05:11:30 C 23 12 01.98 -06 16 38.8 U 703
2017-11-16 05:19:25 C 23 12 02.33 -06 16 32.8 U 703
2017-11-25 02:10:38 C 23 22 42.49 -03 51 57.2 U G96
2017-11-25 02:18:13 C 23 22 42.90 -03 51 52.5 U G96
2017-11-25 02:25:53 C 23 22 43.32 -03 51 47.4 U G96
2017-11-25 02:33:30 C 23 22 43.71 -03 51 42.0 U G96
2017-12-20 01:35:04 C 00 02 27.60 +03 01 13.1 U G96
2017-12-20 01:43:13 C 00 02 28.19 +03 01 19.1 U G96
2017-12-20 01:51:21 C 00 02 28.80 +03 01 24.7 U G96
2017-12-20 01:59:30 C 00 02 29.37 +03 01 30.1 U G96
2020-06-21 13:04:43 C 22 46 48.55 -29 06 51.7 V T05
2020-06-21 13:10:41 C 22 46 48.93 -29 06 53.3 V T05
2020-06-21 13:18:39 C 22 46 49.42 -29 06 55.3 V T05
2020-06-21 13:33:11 C 22 46 50.29 -29 06 57.2 V T05
2020-06-27 13:37:56 C 22 55 49.17 -29 38 59.1 V T08
2020-06-27 13:42:34 C 22 55 49.39 -29 39 00.6 V T08
2020-06-27 13:50:32 C 22 55 49.80 -29 39 02.3 V T08
2020-06-27 14:16:31 C 22 55 51.08 -29 39 09.6 V T08
2020-06-28 13:11:55 C 22 57 06.334 -29 44 58.81 U F51
2020-06-28 13:27:08 C 22 57 07.050 -29 45 03.01 U F51
2020-06-28 13:42:21 C 22 57 07.767 -29 45 07.18 U F51
2020-06-29 13:39:52 C 22 58 22.60 -29 51 26.7 V T05
2020-06-29 13:45:08 C 22 58 22.87 -29 51 27.8 V T05
2020-06-29 13:54:22 C 22 58 23.28 -29 51 30.5 V T05
2020-06-29 14:32:13 C 22 58 24.91 -29 51 41.2 V T05
2020-07-11 13:24:59 C 23 08 31.23 -31 24 05.4 V T05
2020-07-11 13:38:12 C 23 08 31.37 -31 24 09.5 V T05
2020-07-11 13:41:30 C 23 08 31.41 -31 24 10.9 V T05
2020-07-11 14:00:46 C 23 08 31.63 -31 24 18.1 V T05
2020-07-13 13:08:28 C 23 09 14.83 -31 42 09.5 V T08
2020-07-13 13:13:07 C 23 09 14.82 -31 42 11.1 V T08
2020-07-13 13:17:09 C 23 09 14.86 -31 42 12.9 V T08
2020-07-13 13:30:30 C 23 09 14.93 -31 42 17.9 V T08
2020-07-17 12:56:03 C 23 09 47.16 -32 20 10.1 V T08
2020-07-17 13:00:42 C 23 09 47.16 -32 20 12.3 V T08
2020-07-17 13:04:41 C 23 09 47.08 -32 20 13.8 V T08
2020-07-19 12:24:46 C 23 09 35.06 -32 39 37.2 V T05