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
2023-08-05 05:05:41 C 19 57 39.036 -48 43 28.45 V W68
2023-08-09 23:20:26 C 19 52 15.238 -47 36 56.84 V M22
2023-08-10 00:39:47 C 19 52 11.484 -47 36 02.59 V M22
2023-08-10 00:43:48 C 19 52 11.309 -47 35 59.86 V M22
2023-08-11 04:01:10 C 19 51 10.937 -47 18 24.77 V W68
2023-08-11 04:05:47 C 19 51 10.721 -47 18 22.07 V W68
2023-08-11 04:13:42 C 19 51 10.354 -47 18 16.49 V W68
2023-08-11 04:28:41 C 19 51 09.710 -47 18 06.19 V W68
2023-08-20 21:41:24 C 19 46 33.487 -44 26 51.29 V M22
2023-08-20 21:46:38 C 19 46 33.451 -44 26 47.00 V M22
2023-08-20 21:55:08 C 19 46 33.334 -44 26 39.91 V M22
2023-08-20 22:34:47 C 19 46 32.952 -44 26 07.62 V M22
2023-08-23 03:32:03 C 19 46 31.673 -43 43 46.06 V W68
2023-08-23 03:40:01 C 19 46 31.606 -43 43 38.71 V W68
2023-08-23 03:50:36 C 19 46 31.574 -43 43 30.65 V W68
2023-08-24 21:32:07 C 19 46 45.106 -43 09 32.90 V M22
2023-08-24 21:37:22 C 19 46 45.084 -43 09 28.48 V M22
2023-08-24 21:45:55 C 19 46 45.139 -43 09 21.28 V M22
2023-08-24 22:36:46 C 19 46 45.221 -43 08 37.90 V M22
2023-09-16 05:51:04 C 20 04 48.160 -35 39 17.04 X F51
2023-09-16 06:05:57 C 20 04 48.885 -35 39 04.74 X F51
2023-09-16 06:20:47 C 20 04 49.603 -35 38 52.37 X F51
2023-09-16 06:35:38 C 20 04 50.328 -35 38 39.99 X F51
2023-12-08 01:52:50 C 22 45 39.668 -09 05 53.88 V G96
2023-12-08 02:01:00 C 22 45 40.432 -09 05 47.26 V G96
2023-12-08 02:09:12 C 22 45 41.152 -09 05 41.46 V G96
2023-12-08 02:17:21 C 22 45 41.879 -09 05 34.80 V G96
2025-10-26 21:46:27 C 09 50 54.283 +19 56 43.62 W O18
2025-10-26 21:55:00 C 09 50 55.341 +19 56 39.65 W O18
2025-11-03 11:25:43 C 10 13 07.612 +18 27 01.04 V G96
2025-11-03 11:34:34 C 10 13 08.591 +18 26 58.09 V G96
2025-11-03 11:43:27 C 10 13 09.685 +18 26 53.48 V G96
2025-11-03 11:52:18 C 10 13 10.722 +18 26 48.44 V G96
2025-12-22 14:52:36 C 12 31 17.343 +06 41 17.38 X F51
2025-12-22 15:07:35 C 12 31 18.992 +06 41 07.63 X F51
2025-12-22 15:22:35 C 12 31 20.666 +06 40 57.93 X F51
2025-12-22 15:37:37 C 12 31 22.341 +06 40 48.41 X F51
2026-01-02 20:55:50 C 13 01 44.913 +03 45 30.91 W O18
2026-01-02 21:35:03 C 13 01 49.243 +03 45 05.45 W O18
2026-01-07 21:11:35 C 13 15 12.726 +02 26 57.19 W O18
2026-01-07 22:47:17 C 13 15 23.210 +02 25 54.91 W O18
2026-01-10 20:40:55 C 13 23 11.331 +01 40 15.75 W O18
2026-01-10 23:16:28 C 13 23 28.326 +01 38 34.08 W O18
2026-01-11 20:38:29 C 13 25 51.418 +01 24 37.55 W O18
2026-01-11 23:03:04 C 13 26 07.190 +01 23 03.06 W O18