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 06:14:12 s 1 -52477.280 0 +390587.92 4360.0 – C57
2020-08-19 06:24:12 S 22 27 22.862 -35 43 37.92 – V C57
2020-08-19 06:24:12 s 1 -52830.583 0 +390572.90 8620.0 – C57
2020-08-19 06:34:12 S 22 27 22.097 -35 43 35.08 – V C57
2020-08-19 06:34:12 s 1 -53183.769 0 +390556.95 2830.0 – C57
2020-08-19 06:44:12 S 22 27 21.079 -35 43 37.02 – V C57
2020-08-19 06:44:12 s 1 -53536.836 0 +390540.06 6990.0 – C57
2020-08-19 06:54:12 S 22 27 20.266 -35 43 32.59 – V C57
2020-08-19 06:54:12 s 1 -53889.784 0 +390522.25 1090.0 – C57
2020-08-19 07:04:12 S 22 27 19.730 -35 43 33.35 – V C57
2020-08-19 07:04:12 s 1 -54242.612 0 +390503.50 5130.0 – C57
2020-08-19 07:14:12 S 22 27 19.330 -35 43 35.51 – V C57
2020-08-19 07:14:12 s 1 -54595.319 0 +390483.83 9120.0 – C57
2020-08-19 07:24:12 S 22 27 18.317 -35 43 31.73 – V C57
2020-08-19 07:24:12 s 1 -54947.905 0 +390463.23 3060.0 – C57
2020-08-19 07:34:12 S 22 27 17.717 -35 43 29.35 – V C57
2020-08-19 07:34:12 s 1 -55300.369 0 +390441.70 6940.0 – C57
2020-08-19 07:44:12 S 22 27 16.406 -35 43 27.30 – V C57
2020-08-19 07:44:12 s 1 -55652.709 0 +390419.24 760.0 – C57
2020-08-19 07:54:12 S 22 27 15.401 -35 43 26.76 – V C57
2020-08-19 07:54:12 s 1 -56004.926 0 +390395.86 4520.0 – C57
2020-08-19 08:04:12 S 22 27 14.974 -35 43 24.56 – V C57
2020-08-19 08:04:12 s 1 -56357.017 0 +390371.54 8230.0 – C57
2020-08-19 08:14:12 S 22 27 14.186 -35 43 25.90 – V C57
2020-08-19 08:14:12 s 1 -56708.983 0 +390346.30 1870.0 – C57
2020-08-19 08:54:12 S 22 27 11.251 -35 43 16.75 – V C57
2020-08-19 08:54:12 s 1 -58115.574 0 +390236.06 5880.0 – C57
2020-08-19 09:14:12 S 22 27 09.600 -35 43 12.94 – V C57
2020-08-19 09:14:12 s 1 -58818.094 0 +390175.39 2530.0 – C57
2020-08-19 09:24:12 S 22 27 08.657 -35 43 11.42 – V C57
2020-08-19 09:24:12 s 1 -59169.157 0 +390143.66 5760.0 – C57
2020-08-19 09:34:12 S 22 27 07.685 -35 43 10.49 – V C57
2020-08-19 09:34:12 s 1 -59520.088 0 +390111.01 8940.0 – C57
2020-08-19 09:44:12 S 22 27 07.260 -35 43 10.96 – V C57
2020-08-19 09:44:12 s 1 -59870.885 0 +390077.43 2050.0 – C57
2020-08-19 09:54:12 S 22 27 06.139 -35 43 09.34 – V C57
2020-08-19 09:54:12 s 1 -60221.549 0 +390042.93 5100.0 – C57
2020-08-19 10:04:12 S 22 27 05.506 -35 43 02.86 – V C57
2020-08-19 10:04:12 s 1 -60572.078 0 +390007.50 8090.0 – C57
2020-08-19 10:24:12 S 22 27 03.720 -35 43 05.27 – V C57
2020-08-19 10:24:12 s 1 -61272.729 0 +389933.87 3880.0 – C57
2020-08-19 10:34:12 S 22 27 03.074 -35 43 04.08 – V C57
2020-08-19 10:34:12 s 1 -61622.849 0 +389895.67 6680.0 – C57
2020-08-19 10:44:12 S 22 27 02.136 -35 42 59.44 – V C57
2020-08-19 10:44:12 s 1 -61972.831 0 +389856.55 9420.0 – C57
2020-08-19 10:54:12 S 22 27 01.354 -35 42 58.82 – V C57
2020-08-19 10:54:12 s 1 -62322.674 0 +389816.50 2090.0 – C57
2020-08-19 11:04:12 S 22 27 00.917 -35 42 56.41 – V C57
2020-08-19 11:04:12 s 1 -62672.377 0 +389775.53 4710.0 – C57
2020-08-19 11:14:12 S 22 26 59.885 -35 42 56.30 – V C57