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
2020-09-25 09:31:36 C 21 42 01.78 -27 59 31.5 V T05
2020-10-08 06:28:30 C 21 45 29.604 -23 53 20.39 U F51
2020-10-08 06:45:39 C 21 45 29.947 -23 53 06.73 U F51
2020-10-08 07:19:52 C 21 45 30.634 -23 52 39.26 U F51
2020-10-11 05:25:46 C 21 47 26.972 -22 56 31.41 U F51
2020-10-11 06:24:33 C 21 47 28.487 -22 55 44.71 U F51
2020-10-18 05:40:42 C 21 53 30.146 -20 42 22.12 U F51
2020-10-18 05:56:34 C 21 53 30.739 -20 42 09.57 U F51
2020-10-18 06:28:14 C 21 53 31.920 -20 41 44.31 U F51
2020-10-20 03:53:37 C 21 55 28.73 -20 05 43.3 V G96
2020-10-20 04:01:43 C 21 55 29.05 -20 05 37.1 V G96
2020-10-20 04:09:50 C 21 55 29.37 -20 05 31.0 V G96
2020-10-20 04:17:56 C 21 55 29.72 -20 05 24.3 V G96
2020-11-08 11:32:28 C 22 21 06.08 -14 02 35.7 q D29
2020-11-08 11:57:54 C 22 21 07.72 -14 02 14.4 q D29
2020-11-08 12:13:11 C 22 21 08.62 -14 02 03.7 q D29
2020-11-08 12:18:16 C 22 21 08.96 -14 01 59.0 q D29
2020-11-10 06:09:05 C 22 23 52.254 -13 29 34.23 U F51
2020-11-10 06:25:28 C 22 23 53.297 -13 29 21.37 U F51
2020-11-10 06:41:51 C 22 23 54.317 -13 29 08.63 U F51
2020-11-10 06:58:17 C 22 23 55.345 -13 28 55.88 U F51
2020-11-18 03:17:46 C 22 36 49.65 -11 03 33.5 V G96
2020-11-18 03:25:13 C 22 36 50.14 -11 03 27.7 V G96
2020-11-18 03:32:41 C 22 36 50.68 -11 03 22.3 V G96
2020-11-18 03:40:07 C 22 36 51.18 -11 03 16.5 V G96
2022-10-29 10:40:11 C 10 22 09.534 +16 53 43.69 V V00
2022-10-29 10:47:22 C 10 22 10.441 +16 53 38.69 V V00
2022-10-29 10:54:31 C 10 22 11.294 +16 53 35.05 V V00
2022-10-29 11:01:40 C 10 22 12.180 +16 53 30.70 V V00
2023-01-26 13:00:00 C 14 39 29.236 -08 28 56.42 V G96
2023-01-26 13:07:28 C 14 39 30.128 -08 29 01.68 V G96
2023-01-26 13:14:58 C 14 39 31.043 -08 29 07.44 V G96
2023-01-26 13:22:27 C 14 39 31.957 -08 29 13.16 V G96
2023-04-24 07:43:45 C 19 07 25.339 -29 48 07.70 V W68
2023-04-24 07:46:32 C 19 07 25.625 -29 48 09.07 V W68
2023-04-24 07:51:07 C 19 07 26.153 -29 48 11.20 V W68
2023-04-24 07:59:12 C 19 07 27.146 -29 48 16.13 V W68
2023-04-26 01:25:10 C 19 12 27.091 -30 10 26.15 V M22
2023-04-26 01:26:28 C 19 12 27.281 -30 10 27.08 V M22
2023-04-26 01:27:49 C 19 12 27.341 -30 10 27.88 V M22
2023-04-26 01:30:43 C 19 12 27.708 -30 10 29.68 V M22
2023-04-26 01:32:06 C 19 12 27.886 -30 10 30.68 V M22
2023-04-26 01:34:50 C 19 12 28.193 -30 10 31.87 V M22
2023-04-26 01:42:22 C 19 12 29.033 -30 10 36.34 V M22
2023-04-26 01:49:17 C 19 12 29.856 -30 10 39.97 V M22
2023-05-13 06:07:04 C 19 58 59.02 -34 01 36.9 q X74
2023-05-13 06:11:42 C 19 58 59.42 -34 01 39.4 q X74
2023-05-13 06:16:12 C 19 58 59.86 -34 01 41.3 q X74
2023-05-17 01:17:52 C 20 08 10.627 -34 56 29.87 V M22
2023-05-17 01:20:27 C 20 08 10.896 -34 56 31.31 V M22