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
2023-05-17 01:24:24 C 20 08 11.256 -34 56 33.76 V M22
2023-05-17 01:33:46 C 20 08 12.101 -34 56 39.62 V M22
2023-05-18 07:21:17 C 20 11 05.628 -35 15 02.45 V W68
2023-05-18 07:25:14 C 20 11 06.034 -35 15 05.36 V W68
2023-05-18 07:33:02 C 20 11 06.701 -35 15 10.44 V W68
2023-05-18 07:40:22 C 20 11 07.332 -35 15 15.34 V W68
2023-05-20 01:21:24 C 20 15 03.902 -35 41 19.46 V M22
2023-05-20 01:25:47 C 20 15 04.289 -35 41 21.95 V M22
2023-05-20 01:30:10 C 20 15 04.666 -35 41 24.97 V M22
2023-05-20 01:38:23 C 20 15 05.383 -35 41 30.37 V M22
2023-05-21 07:19:05 C 20 17 49.332 -36 00 21.02 V W68
2023-05-21 07:23:41 C 20 17 49.740 -36 00 24.08 V W68
2023-05-21 07:27:40 C 20 17 50.110 -36 00 26.78 V W68
2023-05-21 07:35:28 C 20 17 50.748 -36 00 31.93 V W68
2023-06-22 22:10:06 C 20 57 37.807 -45 24 31.21 V M22
2023-06-22 22:14:16 C 20 57 37.788 -45 24 34.63 V M22
2023-06-22 22:22:25 C 20 57 37.704 -45 24 41.00 V M22
2023-06-22 23:11:53 C 20 57 37.214 -45 25 19.67 V M22
2023-06-30 04:24:20 C 20 54 49.502 -47 25 33.02 V W68
2023-06-30 04:29:49 C 20 54 49.303 -47 25 36.95 V W68
2023-06-30 05:19:44 C 20 54 47.316 -47 26 10.97 V W68
2023-06-30 05:31:30 C 20 54 46.836 -47 26 18.74 V W68
2023-07-01 21:56:26 C 20 53 26.438 -47 51 31.21 V M22
2023-07-01 22:01:20 C 20 53 26.174 -47 51 34.74 V M22
2023-07-01 22:08:46 C 20 53 25.853 -47 51 39.74 V M22
2023-07-01 22:23:10 C 20 53 25.195 -47 51 48.92 V M22
2023-07-11 01:08:52 C 20 41 52.987 -49 40 45.80 V M22
2023-07-11 01:16:52 C 20 41 52.366 -49 40 48.72 V M22
2023-07-11 01:31:34 C 20 41 51.230 -49 40 53.47 V M22
2023-07-14 00:19:29 C 20 36 52.438 -50 03 21.28 V M22
2023-07-14 01:10:35 C 20 36 48.101 -50 03 33.98 V M22
2023-07-14 01:21:34 C 20 36 47.174 -50 03 36.43 V M22
2023-07-16 23:44:15 C 20 31 25.702 -50 18 23.72 V M22
2023-07-17 00:28:03 C 20 31 21.794 -50 18 29.99 V M22
2023-07-17 00:32:42 C 20 31 21.350 -50 18 30.49 V M22
2023-07-17 00:40:09 C 20 31 20.683 -50 18 31.39 V M22
2023-07-23 00:42:13 C 20 19 46.562 -50 23 43.44 V M22
2023-07-23 00:49:53 C 20 19 45.893 -50 23 42.50 V M22
2023-07-23 01:26:04 C 20 19 42.643 -50 23 38.00 V M22
2023-07-30 03:53:10 C 20 06 45.751 -49 46 55.45 V W68
2023-07-30 04:20:05 C 20 06 43.594 -49 46 46.88 V W68
2023-07-30 04:22:42 C 20 06 43.241 -49 46 45.77 V W68
2023-07-30 04:26:39 C 20 06 43.270 -49 46 42.85 V W68
2023-07-30 04:49:32 C 20 06 41.172 -49 46 35.80 V W68
2023-07-30 05:30:33 C 20 06 37.906 -49 46 20.86 V W68
2023-07-30 06:11:41 C 20 06 34.522 -49 46 05.59 V W68
2023-07-30 06:15:52 C 20 06 34.250 -49 46 03.86 V W68
2023-08-05 04:05:12 C 19 57 42.934 -48 44 01.07 V W68
2023-08-05 04:52:29 C 19 57 39.854 -48 43 35.72 V W68
2023-08-05 04:57:02 C 19 57 39.593 -48 43 32.77 V W68