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 04:14:12 S 22 31 36.348 -35 50 22.45 – V C57
2020-08-17 04:14:12 s 1 +54778.305 0 +350979.47 3790.0 – C57
2020-08-17 04:24:13 S 22 31 35.213 -35 50 24.32 – V C57
2020-08-17 04:24:13 s 1 +54431.624 0 +351267.75 4030.0 – C57
2020-08-17 04:34:12 S 22 31 34.625 -35 50 15.58 – V C57
2020-08-17 04:34:12 s 1 +54084.750 0 +351554.90 4170.0 – C57
2020-08-17 04:44:13 S 22 31 33.420 -35 50 14.21 – V C57
2020-08-17 04:44:13 s 1 +53737.687 0 +351840.91 4210.0 – C57
2020-08-17 04:54:12 S 22 31 32.544 -35 50 14.96 – V C57
2020-08-17 04:54:12 s 1 +53390.435 0 +352125.79 4150.0 – C57
2020-08-17 05:04:13 S 22 31 31.637 -35 50 12.91 – V C57
2020-08-17 05:04:13 s 1 +53042.996 0 +352409.53 3980.0 – C57
2020-08-17 05:14:12 S 22 31 30.643 -35 50 13.49 – V C57
2020-08-17 05:14:12 s 1 +52695.372 0 +352692.14 3720.0 – C57
2020-08-17 05:24:12 S 22 31 29.882 -35 50 12.12 – V C57
2020-08-17 05:24:12 s 1 +52347.563 0 +352973.61 3360.0 – C57
2020-08-17 05:34:13 S 22 31 29.090 -35 50 10.97 – V C57
2020-08-17 05:34:13 s 1 +51999.572 0 +353253.96 2890.0 – C57
2020-08-17 05:44:12 S 22 31 28.104 -35 50 09.92 – V C57
2020-08-17 05:44:12 s 1 +51651.399 0 +353533.17 2330.0 – C57
2020-08-17 05:54:13 S 22 31 27.257 -35 50 10.93 – V C57
2020-08-17 05:54:13 s 1 +51303.047 0 +353811.26 1680.0 – C57
2020-08-17 06:04:12 S 22 31 26.405 -35 50 07.66 – V C57
2020-08-17 06:04:12 s 1 +50954.516 0 +354088.22 920.0 – C57
2020-08-17 06:14:13 S 22 31 25.570 -35 50 04.56 – V C57
2020-08-17 06:14:13 s 1 +50605.808 0 +354364.06 70.0 – C57
2020-08-17 06:24:12 S 22 31 24.883 -35 50 09.10 – V C57
2020-08-17 06:24:12 s 1 +50256.925 0 +354638.77 9130.0 – C57
2020-08-17 06:34:13 S 22 31 23.674 -35 50 03.23 – V C57
2020-08-17 06:34:13 s 1 +49907.868 0 +354912.35 8090.0 – C57
2020-08-17 06:54:12 S 22 31 22.193 -35 50 01.28 – V C57
2020-08-17 06:54:12 s 1 +49209.237 0 +355456.16 5730.0 – C57
2020-08-17 07:04:13 S 22 31 21.295 -35 50 02.69 – V C57
2020-08-17 07:04:13 s 1 +48859.666 0 +355726.38 4420.0 – C57
2020-08-17 07:14:12 S 22 31 20.153 -35 49 59.12 – V C57
2020-08-17 07:14:12 s 1 +48509.926 0 +355995.48 3010.0 – C57
2020-08-17 07:24:11 S 22 31 19.565 -35 49 59.63 – V C57
2020-08-17 07:24:11 s 1 +48160.020 0 +356263.47 1510.0 – C57
2020-08-17 07:34:12 S 22 31 18.370 -35 49 58.04 – V C57
2020-08-17 07:34:12 s 1 +47809.947 0 +356530.34 9920.0 – C57
2020-08-17 07:44:13 S 22 31 17.592 -35 49 56.10 – V C57
2020-08-17 07:44:13 s 1 +47459.711 0 +356796.09 8250.0 – C57
2020-08-17 07:54:12 S 22 31 16.666 -35 49 55.42 – V C57
2020-08-17 07:54:12 s 1 +47109.312 0 +357060.73 6480.0 – C57
2020-08-17 08:04:13 S 22 31 15.895 -35 49 53.47 – V C57
2020-08-17 08:04:13 s 1 +46758.751 0 +357324.26 4630.0 – C57
2020-08-17 08:14:12 S 22 31 14.976 -35 49 53.58 – V C57
2020-08-17 08:14:12 s 1 +46408.030 0 +357586.67 2690.0 – C57
2020-08-17 08:24:12 S 22 31 14.191 -35 49 50.48 – V C57
2020-08-17 08:24:12 s 1 +46057.151 0 +357847.98 660.0 – C57