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 19:44:12 s 1 -30018.867 0 +389645.34 3220.0 – C57
2020-08-18 19:54:12 S 22 28 13.517 -35 45 10.08 – V C57
2020-08-18 19:54:12 s 1 -30377.885 0 +389689.58 120.0 – C57
2020-08-18 20:04:12 S 22 28 12.905 -35 45 09.79 – V C57
2020-08-18 20:04:12 s 1 -30736.838 0 +389732.86 7000.0 – C57
2020-08-18 20:54:12 S 22 28 08.959 -35 45 06.12 – V C57
2020-08-18 20:54:12 s 1 -32530.606 0 +389935.03 900.0 – C57
2020-08-18 21:04:12 S 22 28 08.045 -35 45 02.92 – V C57
2020-08-18 21:04:12 s 1 -32889.154 0 +389972.61 7590.0 – C57
2020-08-18 21:14:12 S 22 28 07.063 -35 45 03.49 – V C57
2020-08-18 21:14:12 s 1 -33247.631 0 +390009.24 4240.0 – C57
2020-08-18 21:24:12 S 22 28 06.526 -35 44 58.81 – V C57
2020-08-18 21:24:12 s 1 -33606.037 0 +390044.93 860.0 – C57
2020-08-18 21:34:12 S 22 28 05.669 -35 44 57.62 – V C57
2020-08-18 21:34:12 s 1 -33964.371 0 +390079.66 7450.0 – C57
2020-08-18 21:54:12 S 22 28 03.941 -35 44 54.78 – V C57
2020-08-18 21:54:12 s 1 -34680.818 0 +390146.29 520.0 – C57
2020-08-18 22:04:12 S 22 28 03.206 -35 44 53.02 – V C57
2020-08-18 22:04:12 s 1 -35038.930 0 +390178.18 7010.0 – C57
2020-08-18 22:24:12 S 22 28 01.519 -35 44 51.54 – V C57
2020-08-18 22:24:12 s 1 -35754.926 0 +390239.12 9870.0 – C57
2020-08-18 22:34:12 S 22 28 00.859 -35 44 47.36 – V C57
2020-08-18 22:34:12 s 1 -36112.808 0 +390268.18 6250.0 – C57
2020-08-18 22:44:12 S 22 28 00.151 -35 44 48.12 – V C57
2020-08-18 22:44:12 s 1 -36470.613 0 +390296.28 2600.0 – C57
2020-08-18 22:54:12 S 22 27 58.930 -35 44 44.52 – V C57
2020-08-18 22:54:12 s 1 -36828.338 0 +390323.44 8900.0 – C57
2020-08-18 23:14:12 S 22 27 57.379 -35 44 42.47 – V C57
2020-08-18 23:14:12 s 1 -37543.548 0 +390374.93 1400.0 – C57
2020-08-18 23:24:12 S 22 27 56.282 -35 44 44.45 – V C57
2020-08-18 23:24:12 s 1 -37901.031 0 +390399.25 7600.0 – C57
2020-08-18 23:34:12 S 22 27 55.380 -35 44 41.03 – V C57
2020-08-18 23:34:12 s 1 -38258.432 0 +390422.64 3760.0 – C57
2020-08-18 23:54:12 S 22 27 54.247 -35 44 37.50 – V C57
2020-08-18 23:54:12 s 1 -38972.982 0 +390466.57 5960.0 – C57
2020-08-19 00:24:12 S 22 27 51.842 -35 44 33.90 – V C57
2020-08-19 00:24:12 s 1 -40044.169 0 +390525.40 3960.0 – C57
2020-08-19 00:34:12 S 22 27 51.122 -35 44 29.51 – V C57
2020-08-19 00:34:12 s 1 -40401.058 0 +390543.13 9880.0 – C57
2020-08-19 00:44:12 S 22 27 50.366 -35 44 29.15 – V C57
2020-08-19 00:44:12 s 1 -40757.858 0 +390559.91 5760.0 – C57
2020-08-19 00:54:12 S 22 27 49.166 -35 44 31.09 – V C57
2020-08-19 00:54:12 s 1 -41114.570 0 +390575.76 1590.0 – C57
2020-08-19 01:04:12 S 22 27 48.674 -35 44 27.02 – V C57
2020-08-19 01:04:12 s 1 -41471.191 0 +390590.66 7390.0 – C57
2020-08-19 01:14:12 S 22 27 47.803 -35 44 27.20 – V C57
2020-08-19 01:14:12 s 1 -41827.721 0 +390604.62 3150.0 – C57
2020-08-19 01:24:12 S 22 27 47.098 -35 44 25.30 – V C57
2020-08-19 01:24:12 s 1 -42184.160 0 +390617.65 8860.0 – C57
2020-08-19 01:34:12 S 22 27 46.198 -35 44 23.71 – V C57