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
2020-07-19 12:29:24 C 23 09 35.00 -32 39 38.9 V T05
2020-07-19 12:34:01 C 23 09 34.93 -32 39 40.7 V T05
2020-07-19 12:41:55 C 23 09 34.83 -32 39 44.3 V T05
2020-07-21 12:43:31 C 23 09 02.57 -32 59 35.9 V T08
2020-07-21 12:48:10 C 23 09 02.46 -32 59 37.7 V T08
2020-07-21 12:50:38 C 23 09 02.419 -32 59 39.08 U F51
2020-07-21 12:53:28 C 23 09 02.35 -32 59 40.6 V T08
2020-07-21 13:05:35 C 23 09 02.081 -32 59 45.38 U F51
2020-07-21 13:08:04 C 23 09 02.01 -32 59 46.3 V T08
2020-07-23 12:36:15 C 23 08 10.74 -33 19 24.6 V T05
2020-07-23 12:41:31 C 23 08 10.56 -33 19 26.5 V T05
2020-07-23 12:56:01 C 23 08 10.13 -33 19 32.8 V T05
2020-07-23 13:03:56 C 23 08 09.91 -33 19 36.4 V T05
2020-07-29 11:59:26 C 23 03 38.04 -34 16 36.5 V T08
2020-07-29 12:04:05 C 23 03 37.79 -34 16 38.0 V T08
2020-07-29 12:12:42 C 23 03 37.37 -34 16 41.7 V T08
2020-07-29 12:20:00 C 23 03 36.99 -34 16 44.2 V T08
2020-07-31 11:08:22 C 23 01 31.30 -34 33 57.2 V T05
2020-07-31 11:11:00 C 23 01 31.14 -34 33 58.2 V T05
2020-07-31 11:14:57 C 23 01 30.96 -34 34 00.0 V T05
2020-07-31 11:23:31 C 23 01 30.47 -34 34 03.1 V T05
2020-07-31 12:14:13 S 23 01 08.484 -34 38 03.73 V C57
2020-07-31 12:14:13 s 1 +119554.41 6 +28485.943 5960.0 C57
2020-07-31 12:34:13 S 23 01 06.984 -34 38 12.23 V C57
2020-07-31 12:34:13 s 1 +120561.75 7 +30893.469 1950.0 C57
2020-07-31 12:44:13 S 23 01 05.633 -34 38 14.03 V C57
2020-07-31 12:44:13 s 1 +121051.89 8 +32093.808 8240.0 C57
2020-07-31 13:04:13 S 23 01 04.171 -34 38 23.57 V C57
2020-07-31 13:04:13 s 1 +122005.77 2 +34487.413 7520.0 C57
2020-07-31 13:14:13 S 23 01 03.060 -34 38 24.72 V C57
2020-07-31 13:14:13 s 1 +122469.75 9 +35680.596 530.0 C57
2020-07-31 13:24:13 S 23 01 02.407 -34 38 23.82 V C57
2020-07-31 13:24:13 s 1 +122925.27 8 +36871.313 2470.0 C57
2020-07-31 13:34:13 S 23 01 01.351 -34 38 34.30 V C57
2020-07-31 13:34:13 s 1 +123372.45 0 +38059.529 3370.0 C57
2020-07-31 13:44:13 S 23 01 00.394 -34 38 33.72 V C57
2020-07-31 13:44:13 s 1 +123811.39 4 +39245.208 3230.0 C57
2020-07-31 13:54:13 S 23 00 59.491 -34 38 35.81 V C57
2020-07-31 13:54:13 s 1 +124242.22 9 +40428.318 2080.0 C57
2020-07-31 14:04:13 S 23 00 58.747 -34 38 44.09 V C57
2020-07-31 14:04:13 s 1 +124665.06 7 +41608.829 9910.0 C57
2020-07-31 14:14:13 S 23 00 57.746 -34 38 50.28 V C57
2020-07-31 14:14:13 s 1 +125080.02 4 +42786.711 6760.0 C57
2020-07-31 14:54:13 S 23 00 54.228 -34 39 00.79 V C57
2020-07-31 14:54:13 s 1 +126663.22 4 +47471.428 4520.0 C57
2020-07-31 15:04:13 S 23 00 53.107 -34 39 11.95 V C57
2020-07-31 15:04:13 s 1 +127040.39 8 +48635.786 6610.0 C57
2020-07-31 15:14:13 S 23 00 52.526 -34 39 11.02 V C57
2020-07-31 15:14:13 s 1 +127410.32 9 +49797.373 7800.0 C57
2020-07-31 15:24:13 S 23 00 51.557 -34 39 16.92 V C57