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
2020-08-16 12:54:13 s 1 +85634.547 0 +319403.54 2480.0 C57
2020-08-16 13:04:13 S 22 32 58.418 -35 51 56.52 V C57
2020-08-16 13:04:13 s 1 +85312.719 0 +319802.63 5720.0 C57
2020-08-16 13:14:13 S 22 32 57.470 -35 51 56.20 V C57
2020-08-16 13:14:13 s 1 +84990.533 0 +320200.43 8770.0 C57
2020-08-16 13:15:38 C 22 34 45.11 -35 53 52.5 V T05
2020-08-16 13:24:13 S 22 32 56.642 -35 51 56.45 V C57
2020-08-16 13:24:13 s 1 +84667.991 0 +320596.96 1650.0 C57
2020-08-16 13:44:13 S 22 32 54.667 -35 51 52.49 V C57
2020-08-16 13:44:13 s 1 +84021.848 0 +321386.20 6860.0 C57
2020-08-16 13:54:12 S 22 32 54.034 -35 51 52.13 V C57
2020-08-16 13:54:12 s 1 +83698.251 0 +321778.91 9200.0 C57
2020-08-16 14:04:13 S 22 32 52.793 -35 51 49.64 V C57
2020-08-16 14:04:13 s 1 +83374.307 0 +322170.35 1360.0 C57
2020-08-16 14:14:12 S 22 32 52.006 -35 51 50.15 V C57
2020-08-16 14:14:12 s 1 +83050.019 0 +322560.53 3350.0 C57
2020-08-16 14:34:13 S 22 32 50.258 -35 51 49.18 V C57
2020-08-16 14:34:13 s 1 +82400.415 0 +323337.09 6800.0 C57
2020-08-16 14:44:13 S 22 32 49.706 -35 51 48.85 V C57
2020-08-16 14:44:13 s 1 +82075.104 0 +323723.47 8260.0 C57
2020-08-16 14:54:13 S 22 32 48.730 -35 51 45.40 V C57
2020-08-16 14:54:13 s 1 +81749.456 0 +324108.60 9560.0 C57
2020-08-16 15:24:12 S 22 32 45.850 -35 51 45.68 V C57
2020-08-16 15:24:12 s 1 +80770.516 0 +325256.43 2410.0 C57
2020-08-16 15:34:13 S 22 32 44.390 -35 51 43.92 V C57
2020-08-16 15:34:13 s 1 +80443.544 0 +325636.54 3020.0 C57
2020-08-16 15:44:12 S 22 32 43.910 -35 51 39.74 V C57
2020-08-16 15:44:12 s 1 +80116.246 0 +326015.39 3470.0 C57
2020-08-16 15:54:13 S 22 32 42.823 -35 51 40.43 V C57
2020-08-16 15:54:13 s 1 +79788.623 0 +326392.99 3750.0 C57
2020-08-16 16:04:13 S 22 32 41.916 -35 51 40.82 V C57
2020-08-16 16:04:13 s 1 +79460.679 0 +326769.35 3860.0 C57
2020-08-16 16:24:13 S 22 32 40.147 -35 51 36.65 V C57
2020-08-16 16:24:13 s 1 +78803.833 0 +327518.32 3600.0 C57
2020-08-16 16:34:13 S 22 32 39.358 -35 51 37.73 V C57
2020-08-16 16:34:13 s 1 +78474.935 0 +327890.94 3220.0 C57
2020-08-16 16:44:13 S 22 32 38.050 -35 51 31.50 V C57
2020-08-16 16:44:13 s 1 +78145.723 0 +328262.32 2680.0 C57
2020-08-16 16:54:12 S 22 32 37.690 -35 51 35.96 V C57
2020-08-16 16:54:12 s 1 +77816.200 0 +328632.46 1980.0 C57
2020-08-16 17:14:12 S 22 32 35.378 -35 51 32.65 V C57
2020-08-16 17:14:12 s 1 +77156.225 0 +329369.03 100.0 C57
2020-08-16 17:24:13 S 22 32 34.541 -35 51 31.86 V C57
2020-08-16 17:24:13 s 1 +76825.778 0 +329735.46 8920.0 C57
2020-08-16 17:34:13 S 22 32 33.636 -35 51 29.77 V C57
2020-08-16 17:34:13 s 1 +76495.027 0 +330100.66 7590.0 C57
2020-08-16 17:44:13 S 22 32 32.926 -35 51 30.42 V C57
2020-08-16 17:44:13 s 1 +76163.975 0 +330464.63 6090.0 C57
2020-08-16 17:54:13 S 22 32 32.052 -35 51 28.91 V C57
2020-08-16 17:54:13 s 1 +75832.622 0 +330827.37 4450.0 C57