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 00:14:13 S 22 53 29.388 -35 04 53.04 V C57
2020-08-05 00:24:13 S 22 53 28.620 -35 04 52.93 V C57
2020-08-05 00:44:13 S 22 53 27.574 -35 04 58.69 V C57
2020-08-05 00:54:13 S 22 53 27.336 -35 04 58.40 V C57
2020-08-05 01:04:13 S 22 53 26.278 -35 05 03.55 V C57
2020-08-05 01:14:13 S 22 53 25.354 -35 05 06.50 V C57
2020-08-05 01:24:13 S 22 53 24.816 -35 05 07.80 V C57
2020-08-05 01:54:13 S 22 53 22.980 -35 05 11.98 V C57
2020-08-05 02:14:13 S 22 53 22.042 -35 05 16.76 V C57
2020-08-05 02:24:13 S 22 53 21.130 -35 05 21.34 V C57
2020-08-05 02:34:13 S 22 53 20.714 -35 05 17.66 V C57
2020-08-05 02:54:13 S 22 53 19.222 -35 05 26.34 V C57
2020-08-05 03:14:13 S 22 53 17.938 -35 05 29.87 V C57
2020-08-05 03:14:13 s 1 -10482.802 0 +387363.05 8860.0 C57
2020-08-05 03:24:13 S 22 53 17.208 -35 05 32.03 V C57
2020-08-05 03:24:13 s 1 -10825.835 0 +387468.57 7160.0 C57
2020-08-05 03:34:13 S 22 53 16.706 -35 05 29.26 V C57
2020-08-05 03:34:13 s 1 -11168.855 0 +387573.14 5490.0 C57
2020-08-05 03:44:13 S 22 53 16.121 -35 05 30.08 V C57
2020-08-05 03:44:13 s 1 -11511.864 0 +387676.75 3850.0 C57
2020-08-05 03:54:13 S 22 53 15.638 -35 05 39.01 V C57
2020-08-05 03:54:13 s 1 -11854.859 0 +387779.42 2230.0 C57
2020-08-05 04:04:13 S 22 53 15.038 -35 05 37.43 V C57
2020-08-05 04:04:13 s 1 -12197.840 0 +387881.14 650.0 C57
2020-08-05 04:14:13 S 22 53 14.650 -35 05 42.43 V C57
2020-08-05 04:14:13 s 1 -12540.806 0 +387981.91 9100.0 C57
2020-08-05 04:24:13 S 22 53 13.810 -35 05 41.60 V C57
2020-08-05 04:24:13 s 1 -12883.756 0 +388081.73 7570.0 C57
2020-08-05 04:34:13 S 22 53 13.332 -35 05 43.84 V C57
2020-08-05 04:34:13 s 1 -13226.690 0 +388180.60 6080.0 C57
2020-08-05 04:44:13 S 22 53 12.473 -35 05 47.51 V C57
2020-08-05 04:44:13 s 1 -13569.606 0 +388278.53 4610.0 C57
2020-08-05 04:54:13 S 22 53 11.971 -35 05 47.80 V C57
2020-08-05 04:54:13 s 1 -13912.504 0 +388375.50 3170.0 C57
2020-08-05 05:04:13 S 22 53 11.100 -35 05 52.73 V C57
2020-08-05 05:04:13 s 1 -14255.384 0 +388471.54 1760.0 C57
2020-08-05 05:34:13 S 22 53 09.542 -35 05 59.32 V C57
2020-08-05 05:34:13 s 1 -15283.900 0 +388753.97 7710.0 C57
2020-08-05 05:44:13 S 22 53 08.347 -35 06 00.00 V C57
2020-08-05 05:44:13 s 1 -15626.695 0 +388846.22 6410.0 C57
2020-08-05 06:14:13 S 22 53 06.785 -35 05 59.46 V C57
2020-08-05 06:14:13 s 1 -16654.941 0 +389117.32 2690.0 C57
2020-08-05 06:24:13 S 22 53 06.470 -35 06 09.18 V C57
2020-08-05 06:24:13 s 1 -16997.640 0 +389205.81 1500.0 C57
2020-08-05 06:34:13 S 22 53 05.664 -35 06 10.80 V C57
2020-08-05 06:34:13 s 1 -17340.313 0 +389293.35 340.0 C57
2020-08-05 06:54:13 S 22 53 04.366 -35 06 14.04 V C57
2020-08-05 06:54:13 s 1 -18025.577 0 +389465.62 8100.0 C57
2020-08-05 07:04:13 S 22 53 03.888 -35 06 15.95 V C57
2020-08-05 07:04:13 s 1 -18368.167 0 +389550.34 7020.0 C57