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
2020-08-19 11:14:12 s 1 -63021.940 0 +389733.63 7250.0 – C57
2020-08-19 11:24:12 S 22 26 59.266 -35 42 53.82 – V C57
2020-08-19 11:24:12 s 1 -63371.361 0 +389690.81 9730.0 – C57
2020-08-19 11:44:12 S 22 26 57.382 -35 42 50.72 – V C57
2020-08-19 11:44:12 s 1 -64069.776 0 +389602.41 4500.0 – C57
2020-08-19 11:54:12 S 22 26 56.662 -35 42 50.00 – V C57
2020-08-19 11:54:12 s 1 -64418.769 0 +389556.82 6790.0 – C57
2020-08-19 12:04:12 S 22 26 55.862 -35 42 50.04 – V C57
2020-08-19 12:04:12 s 1 -64767.616 0 +389510.32 9010.0 – C57
2020-08-19 12:14:12 S 22 26 54.974 -35 42 44.96 – V C57
2020-08-19 12:14:12 s 1 -65116.319 0 +389462.89 1160.0 – C57
2020-08-19 12:24:12 S 22 26 54.475 -35 42 43.96 – V C57
2020-08-19 12:24:12 s 1 -65464.874 0 +389414.53 3250.0 – C57
2020-08-19 12:44:12 S 22 26 52.639 -35 42 43.52 – V C57
2020-08-19 12:44:12 s 1 -66161.544 0 +389315.07 7220.0 – C57
2020-08-19 12:54:12 S 22 26 51.838 -35 42 38.88 – V C57
2020-08-19 12:54:12 s 1 -66509.656 0 +389263.95 9100.0 – C57
2020-08-19 13:24:12 S 22 26 49.867 -35 42 35.64 – V C57
2020-08-19 13:24:12 s 1 -67553.090 0 +389105.08 4340.0 – C57
2020-08-19 13:44:12 S 22 26 48.060 -35 42 29.30 – V C57
2020-08-19 13:44:12 s 1 -68247.954 0 +388994.57 7490.0 – C57
2020-08-19 13:54:12 S 22 26 47.155 -35 42 34.06 – V C57
2020-08-19 13:54:12 s 1 -68595.156 0 +388937.93 8960.0 – C57
2020-08-19 14:04:12 S 22 26 46.522 -35 42 34.49 – V C57
2020-08-19 14:04:12 s 1 -68942.203 0 +388880.37 360.0 – C57
2020-08-19 14:14:12 S 22 26 45.691 -35 42 30.78 – V C57
2020-08-19 14:14:12 s 1 -69289.094 0 +388821.89 1690.0 – C57
2020-08-19 14:24:12 S 22 26 44.842 -35 42 25.88 – V C57
2020-08-19 14:24:12 s 1 -69635.830 0 +388762.50 2950.0 – C57
2020-08-19 14:34:12 S 22 26 43.901 -35 42 28.08 – V C57
2020-08-19 14:34:12 s 1 -69982.408 0 +388702.18 4130.0 – C57
2020-08-19 14:44:12 S 22 26 43.176 -35 42 19.44 – V C57
2020-08-19 14:44:12 s 1 -70328.828 0 +388640.94 5250.0 – C57
2020-08-19 14:54:12 S 22 26 42.629 -35 42 22.10 – V C57
2020-08-19 14:54:12 s 1 -70675.089 0 +388578.79 6290.0 – C57
2020-08-19 15:04:12 S 22 26 41.743 -35 42 20.63 – V C57
2020-08-19 15:04:12 s 1 -71021.191 0 +388515.72 7260.0 – C57
2020-08-19 15:14:12 S 22 26 40.975 -35 42 20.41 – V C57
2020-08-19 15:14:12 s 1 -71367.133 0 +388451.73 8160.0 – C57
2020-08-19 15:24:12 S 22 26 40.426 -35 42 17.14 – V C57
2020-08-19 15:24:12 s 1 -71712.913 0 +388386.82 8980.0 – C57
2020-08-19 15:34:12 S 22 26 39.290 -35 42 14.98 – V C57
2020-08-19 15:34:12 s 1 -72058.531 0 +388320.99 9730.0 – C57
2020-08-19 15:44:12 S 22 26 38.666 -35 42 13.82 – V C57
2020-08-19 15:44:12 s 1 -72403.986 0 +388254.24 410.0 – C57
2020-08-19 15:54:12 S 22 26 37.608 -35 42 11.74 – V C57
2020-08-19 15:54:12 s 1 -72749.278 0 +388186.58 1010.0 – C57
2020-08-19 17:04:12 S 22 26 32.314 -35 42 05.51 – V C57
2020-08-19 17:04:12 s 1 -75161.662 0 +387687.25 3120.0 – C57
2020-08-19 17:14:12 S 22 26 31.699 -35 42 04.54 – V C57