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 22:24:12 s 1 -86078.972 0 +384833.25 2910.0 – C57
2020-08-19 22:34:12 S 22 26 06.869 -35 41 04.45 – V C57
2020-08-19 22:34:12 s 1 -86417.024 0 +384728.98 260.0 – C57
2020-08-19 22:54:12 S 22 26 05.282 -35 41 08.77 – V C57
2020-08-19 22:54:12 s 1 -87092.532 0 +384517.70 4690.0 – C57
2020-08-19 23:04:12 S 22 26 04.382 -35 41 02.80 – V C57
2020-08-19 23:04:12 s 1 -87429.986 0 +384410.70 1770.0 – C57
2020-08-19 23:14:12 S 22 26 03.442 -35 41 03.84 – V C57
2020-08-19 23:14:12 s 1 -87767.240 0 +384302.77 8760.0 – C57
2020-08-19 23:24:12 S 22 26 02.916 -35 41 01.46 – V C57
2020-08-19 23:24:12 s 1 -88104.291 0 +384193.94 5670.0 – C57
2020-08-19 23:44:12 S 22 26 01.656 -35 40 58.30 – V C57
2020-08-19 23:44:12 s 1 -88777.786 0 +383973.54 9200.0 – C57
2020-08-19 23:54:12 S 22 26 00.334 -35 40 57.72 – V C57
2020-08-19 23:54:12 s 1 -89114.227 0 +383861.97 5830.0 – C57
2020-08-20 00:04:12 S 22 25 59.950 -35 40 57.97 – V C57
2020-08-20 00:04:12 s 1 -89450.462 0 +383749.48 2370.0 – C57
2020-08-20 00:14:12 S 22 25 58.901 -35 40 59.92 – V C57
2020-08-20 00:14:12 s 1 -89786.492 0 +383636.09 8820.0 – C57
2020-08-20 02:54:12 S 22 25 46.267 -35 40 31.98 – V C57
2020-08-20 02:54:12 s 1 -95134.226 0 +381697.71 9260.0 – C57
2020-08-20 03:34:12 S 22 25 43.615 -35 40 23.41 – V C57
2020-08-20 03:34:12 s 1 -96462.462 0 +381176.65 8020.0 – C57
2020-08-20 03:54:12 S 22 25 42.218 -35 40 18.80 – V C57
2020-08-20 03:54:12 s 1 -97125.236 0 +380910.65 6810.0 – C57
2020-08-20 04:24:12 S 22 25 39.612 -35 40 14.41 – V C57
2020-08-20 04:24:12 s 1 -98117.699 0 +380504.81 9250.0 – C57
2020-08-20 04:34:12 S 22 25 39.134 -35 40 20.17 – V C57
2020-08-20 04:34:12 s 1 -98448.063 0 +380367.71 3190.0 – C57
2020-08-20 04:44:12 S 22 25 38.249 -35 40 11.50 – V C57
2020-08-20 04:44:12 s 1 -98778.198 0 +380229.69 7040.0 – C57
2020-08-20 04:54:12 S 22 25 37.433 -35 40 08.69 – V C57
2020-08-20 04:54:12 s 1 -99108.101 0 +380090.77 780.0 – C57
2020-08-20 05:34:12 S 22 25 34.466 -35 40 06.96 – V C57
2020-08-20 05:34:12 s 1 -100425.39 2 +379525.95 4730.0 – C57
2020-08-20 06:44:12 S 22 25 29.417 -35 39 57.89 – V C57
2020-08-20 06:44:12 s 1 -102721.56 0 +378502.43 5160.0 – C57
2020-08-20 07:14:12 S 22 25 27.242 -35 39 45.29 – V C57
2020-08-20 07:14:12 s 1 -103702.02 8 +378050.10 2330.0 – C57
2020-08-20 07:24:12 S 22 25 25.896 -35 39 43.52 – V C57
2020-08-20 07:24:12 s 1 -104028.36 4 +377897.50 4510.0 – C57
2020-08-20 07:34:12 S 22 25 25.008 -35 39 40.93 – V C57
2020-08-20 07:34:12 s 1 -104354.45 4 +377743.99 6590.0 – C57
2020-08-20 07:44:12 S 22 25 24.218 -35 39 41.04 – V C57
2020-08-20 07:44:12 s 1 -104680.29 8 +377589.57 8550.0 – C57
2020-08-20 07:54:12 S 22 25 23.702 -35 39 41.83 – V C57
2020-08-20 07:54:12 s 1 -105005.89 5 +377434.24 410.0 – C57
2020-08-20 08:04:12 S 22 25 22.951 -35 39 39.89 – V C57
2020-08-20 08:04:12 s 1 -105331.24 5 +377277.99 2160.0 – C57
2020-08-20 08:14:12 S 22 25 22.286 -35 39 37.22 – V C57