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
2020-08-18 13:14:12 s 1 -15976.023 0 +387172.35 5430.0 – C57
2020-08-18 13:44:12 S 22 28 44.287 -35 46 02.10 – V C57
2020-08-18 13:44:12 s 1 -17058.508 0 +387414.65 8570.0 – C57
2020-08-18 14:04:12 S 22 28 42.434 -35 46 01.67 – V C57
2020-08-18 14:04:12 s 1 -17780.005 0 +387571.34 3930.0 – C57
2020-08-18 14:24:12 S 22 28 40.728 -35 46 01.27 – V C57
2020-08-18 14:24:12 s 1 -18501.366 0 +387724.15 9230.0 – C57
2020-08-18 14:34:12 S 22 28 39.979 -35 46 00.77 – V C57
2020-08-18 14:34:12 s 1 -18861.993 0 +387799.10 6850.0 – C57
2020-08-18 14:44:12 S 22 28 39.278 -35 45 57.35 – V C57
2020-08-18 14:44:12 s 1 -19222.584 0 +387873.09 4470.0 – C57
2020-08-18 14:54:12 S 22 28 38.443 -35 45 54.72 – V C57
2020-08-18 14:54:12 s 1 -19583.136 0 +387946.11 2060.0 – C57
2020-08-18 15:04:12 S 22 28 37.774 -35 45 56.92 – V C57
2020-08-18 15:04:12 s 1 -19943.651 0 +388018.16 9640.0 – C57
2020-08-18 15:14:12 S 22 28 36.698 -35 45 50.87 – V C57
2020-08-18 15:14:12 s 1 -20304.126 0 +388089.25 7200.0 – C57
2020-08-18 15:44:12 S 22 28 34.322 -35 45 48.42 – V C57
2020-08-18 15:44:12 s 1 -21385.306 0 +388296.73 9770.0 – C57
2020-08-18 15:54:12 S 22 28 33.382 -35 45 45.43 – V C57
2020-08-18 15:54:12 s 1 -21745.614 0 +388363.96 7260.0 – C57
2020-08-18 16:04:12 S 22 28 32.376 -35 45 46.91 – V C57
2020-08-18 16:04:12 s 1 -22105.879 0 +388430.22 4730.0 – C57
2020-08-18 16:14:12 S 22 28 31.946 -35 45 38.59 – V C57
2020-08-18 16:14:12 s 1 -22466.100 0 +388495.53 2180.0 – C57
2020-08-18 16:24:12 S 22 28 31.262 -35 45 43.67 – V C57
2020-08-18 16:24:12 s 1 -22826.274 0 +388559.87 9600.0 – C57
2020-08-18 16:34:12 S 22 28 30.053 -35 45 43.74 – V C57
2020-08-18 16:34:12 s 1 -23186.403 0 +388623.25 7010.0 – C57
2020-08-18 16:54:12 S 22 28 28.718 -35 45 37.26 – V C57
2020-08-18 16:54:12 s 1 -23906.517 0 +388747.12 1760.0 – C57
2020-08-18 17:04:12 S 22 28 27.845 -35 45 40.82 – V C57
2020-08-18 17:04:12 s 1 -24266.500 0 +388807.62 9100.0 – C57
2020-08-18 17:44:12 S 22 28 24.377 -35 45 29.27 – V C57
2020-08-18 17:44:12 s 1 -25705.928 0 +389040.02 8240.0 – C57
2020-08-18 17:54:12 S 22 28 23.671 -35 45 32.83 – V C57
2020-08-18 17:54:12 s 1 -26065.654 0 +389095.72 5460.0 – C57
2020-08-18 18:14:12 S 22 28 22.258 -35 45 22.46 – V C57
2020-08-18 18:14:12 s 1 -26784.942 0 +389204.25 9840.0 – C57
2020-08-18 18:24:12 S 22 28 21.326 -35 45 27.65 – V C57
2020-08-18 18:24:12 s 1 -27144.502 0 +389257.08 6990.0 – C57
2020-08-18 18:34:12 S 22 28 20.515 -35 45 26.68 – V C57
2020-08-18 18:34:12 s 1 -27504.006 0 +389308.95 4110.0 – C57
2020-08-18 18:54:12 S 22 28 18.809 -35 45 22.57 – V C57
2020-08-18 18:54:12 s 1 -28222.839 0 +389409.84 8280.0 – C57
2020-08-18 19:24:12 S 22 28 16.078 -35 45 17.57 – V C57
2020-08-18 19:24:12 s 1 -29300.641 0 +389554.00 9330.0 – C57
2020-08-18 19:34:12 S 22 28 15.607 -35 45 15.01 – V C57
2020-08-18 19:34:12 s 1 -29659.785 0 +389600.14 6290.0 – C57
2020-08-18 19:44:12 S 22 28 14.338 -35 45 15.37 – V C57