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
2020-08-05 18:54:13 S 22 52 20.393 -35 08 33.72 – V C57
2020-08-05 18:54:13 s 1 -42571.159 0 +393193.29 7920.0 – C57
2020-08-05 19:04:13 S 22 52 19.447 -35 08 36.35 – V C57
2020-08-05 19:04:13 s 1 -42909.679 0 +393211.55 8320.0 – C57
2020-08-05 19:14:13 S 22 52 18.816 -35 08 41.06 – V C57
2020-08-05 19:14:13 s 1 -43248.115 0 +393228.91 8720.0 – C57
2020-08-05 19:24:13 S 22 52 17.849 -35 08 45.06 – V C57
2020-08-05 19:24:13 s 1 -43586.466 0 +393245.35 9150.0 – C57
2020-08-05 19:34:13 S 22 52 17.554 -35 08 46.43 – V C57
2020-08-05 19:34:13 s 1 -43924.731 0 +393260.89 9580.0 – C57
2020-08-05 19:54:13 S 22 52 16.483 -35 08 43.84 – V C57
2020-08-05 19:54:13 s 1 -44601.003 0 +393289.25 500.0 – C57
2020-08-05 20:24:13 S 22 52 14.623 -35 08 51.90 – V C57
2020-08-05 20:24:13 s 1 -45614.752 0 +393324.97 1970.0 – C57
2020-08-05 20:54:13 S 22 52 12.588 -35 08 59.53 – V C57
2020-08-05 20:54:13 s 1 -46627.692 0 +393352.54 3550.0 – C57
2020-08-05 21:04:13 S 22 52 12.226 -35 09 01.84 – V C57
2020-08-05 21:04:13 s 1 -46965.156 0 +393359.92 4110.0 – C57
2020-08-05 21:14:13 S 22 52 11.501 -35 09 04.00 – V C57
2020-08-05 21:14:13 s 1 -47302.526 0 +393366.39 4670.0 – C57
2020-08-05 21:24:13 S 22 52 11.210 -35 09 03.31 – V C57
2020-08-05 21:24:13 s 1 -47639.803 0 +393371.96 5250.0 – C57
2020-08-05 21:44:13 S 22 52 09.533 -35 09 07.31 – V C57
2020-08-05 21:44:13 s 1 -48314.074 0 +393380.38 6440.0 – C57
2020-08-05 21:54:13 S 22 52 09.252 -35 09 09.43 – V C57
2020-08-05 21:54:13 s 1 -48651.066 0 +393383.24 7050.0 – C57
2020-08-05 22:14:13 S 22 52 07.997 -35 09 14.72 – V C57
2020-08-05 22:14:13 s 1 -49324.759 0 +393386.24 8310.0 – C57
2020-08-05 22:24:13 S 22 52 07.363 -35 09 21.38 – V C57
2020-08-05 22:24:13 s 1 -49661.459 0 +393386.38 8960.0 – C57
2020-08-05 22:34:13 S 22 52 06.804 -35 09 22.61 – V C57
2020-08-05 22:34:13 s 1 -49998.061 0 +393385.63 9610.0 – C57
2020-08-05 23:24:13 S 22 52 03.437 -35 09 33.62 – V C57
2020-08-05 23:24:13 s 1 -51679.562 0 +393368.31 3050.0 – C57
2020-08-05 23:34:13 S 22 52 02.995 -35 09 33.80 – V C57
2020-08-05 23:34:13 s 1 -52015.555 0 +393362.14 3770.0 – C57
2020-08-05 23:44:13 S 22 52 02.429 -35 09 31.75 – V C57
2020-08-05 23:44:13 s 1 -52351.445 0 +393355.07 4490.0 – C57
2020-08-06 00:04:13 S 22 52 01.109 -35 09 38.56 – V C57
2020-08-06 00:04:13 s 1 -53022.910 0 +393338.23 5970.0 – C57
2020-08-06 00:24:13 S 22 51 59.491 -35 09 42.73 – V C57
2020-08-06 00:24:13 s 1 -53693.951 0 +393317.79 7490.0 – C57
2020-08-06 00:34:13 S 22 51 59.376 -35 09 44.60 – V C57
2020-08-06 00:34:13 s 1 -54029.311 0 +393306.22 8260.0 – C57
2020-08-06 00:44:13 S 22 51 58.879 -35 09 44.53 – V C57
2020-08-06 00:44:13 s 1 -54364.562 0 +393293.75 9040.0 – C57
2020-08-06 01:14:13 S 22 51 57.038 -35 09 48.89 – V C57
2020-08-06 01:14:13 s 1 -55369.659 0 +393250.95 1420.0 – C57
2020-08-06 01:24:13 S 22 51 56.318 -35 09 52.63 – V C57
2020-08-06 01:24:13 s 1 -55704.469 0 +393234.89 2230.0 – C57