IAA RAS IAA Minor Planet Database

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
2020-08-17 22:54:12 S 22 29 58.646 -35 48 07.09 – V C57
2020-08-17 22:54:12 s 1 +15070.145 0 +376446.75 4520.0 – C57
2020-08-17 23:04:12 S 22 29 58.051 -35 48 02.59 – V C57
2020-08-17 23:04:12 s 1 +14710.178 0 +376614.25 1560.0 – C57
2020-08-17 23:14:12 S 22 29 56.945 -35 48 02.16 – V C57
2020-08-17 23:14:12 s 1 +14350.159 0 +376780.72 8620.0 – C57
2020-08-17 23:24:12 S 22 29 56.328 -35 48 02.20 – V C57
2020-08-17 23:24:12 s 1 +13990.088 0 +376946.16 5720.0 – C57
2020-08-17 23:34:13 S 22 29 55.327 -35 47 58.31 – V C57
2020-08-17 23:34:13 s 1 +13629.967 0 +377110.58 2840.0 – C57
2020-08-17 23:44:12 S 22 29 54.756 -35 47 56.69 – V C57
2020-08-17 23:44:12 s 1 +13269.796 0 +377273.97 0.0 – C57
2020-08-17 23:54:12 S 22 29 53.422 -35 47 59.75 – V C57
2020-08-17 23:54:12 s 1 +12909.577 0 +377436.34 7180.0 – C57
2020-08-18 00:04:12 S 22 29 52.927 -35 47 55.97 – V C57
2020-08-18 00:04:12 s 1 +12549.311 0 +377597.69 4380.0 – C57
2020-08-18 00:14:12 S 22 29 52.092 -35 47 52.87 – V C57
2020-08-18 00:14:12 s 1 +12188.998 0 +377758.01 1620.0 – C57
2020-08-18 00:44:12 S 22 29 49.181 -35 47 53.84 – V C57
2020-08-18 00:44:12 s 1 +11107.794 0 +378232.87 3480.0 – C57
2020-08-18 00:54:12 S 22 29 48.648 -35 47 50.46 – V C57
2020-08-18 00:54:12 s 1 +10747.307 0 +378389.11 810.0 – C57
2020-08-18 01:04:13 S 22 29 47.784 -35 47 50.71 – V C57
2020-08-18 01:04:13 s 1 +10386.779 0 +378544.34 8170.0 – C57
2020-08-18 01:14:12 S 22 29 46.812 -35 47 44.59 – V C57
2020-08-18 01:14:12 s 1 +10026.211 0 +378698.55 5550.0 – C57
2020-08-18 01:24:12 S 22 29 46.236 -35 47 42.04 – V C57
2020-08-18 01:44:12 S 22 29 44.448 -35 47 43.44 – V C57
2020-08-18 01:54:12 S 22 29 43.870 -35 47 41.35 – V C57
2020-08-18 02:04:12 S 22 29 42.862 -35 47 39.30 – V C57
2020-08-18 02:14:12 S 22 29 41.899 -35 47 38.47 – V C57
2020-08-18 02:24:12 S 22 29 41.131 -35 47 36.31 – V C57
2020-08-18 02:44:12 S 22 29 39.276 -35 47 33.90 – V C57
2020-08-18 03:14:12 S 22 29 36.775 -35 47 30.30 – V C57
2020-08-18 03:34:12 S 22 29 35.419 -35 47 30.37 – V C57
2020-08-18 03:44:12 S 22 29 34.118 -35 47 27.56 – V C57
2020-08-18 04:14:12 S 22 29 31.646 -35 47 25.40 – V C57
2020-08-18 04:54:12 S 22 29 28.454 -35 47 13.56 – V C57
2020-08-18 05:14:12 S 22 29 26.820 -35 47 15.86 – V C57
2020-08-18 05:24:12 S 22 29 25.877 -35 47 15.47 – V C57
2020-08-18 05:34:13 S 22 29 25.030 -35 47 14.32 – V C57
2020-08-18 05:44:12 S 22 29 24.113 -35 47 08.74 – V C57
2020-08-18 05:54:12 S 22 29 23.738 -35 47 08.52 – V C57
2020-08-18 06:04:12 S 22 29 22.428 -35 47 11.72 – V C57
2020-08-18 06:14:12 S 22 29 21.674 -35 47 06.50 – V C57
2020-08-18 06:24:12 S 22 29 20.522 -35 47 03.37 – V C57
2020-08-18 06:34:12 S 22 29 19.951 -35 47 02.36 – V C57
2020-08-18 06:44:12 S 22 29 18.898 -35 47 03.52 – V C57
2020-08-18 06:54:12 S 22 29 18.132 -35 46 59.70 – V C57
2020-08-18 07:04:12 S 22 29 17.590 -35 47 01.61 – V C57