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
2020-08-21 17:54:12 s 1 -164810.80 7 +326481.75 9000.0 C57
2020-08-21 18:54:12 S 22 22 49.450 -35 33 45.25 V C57
2020-08-21 18:54:12 s 1 -166319.62 5 +324391.51 3410.0 C57
2020-08-21 19:14:12 S 22 22 47.926 -35 33 42.80 V C57
2020-08-21 19:14:12 s 1 -166818.63 9 +323687.04 3270.0 C57
2020-08-21 19:24:12 S 22 22 47.381 -35 33 39.56 V C57
2020-08-21 19:24:12 s 1 -167067.40 4 +323333.35 2890.0 C57
2020-08-21 20:14:12 S 22 22 43.450 -35 33 32.69 V C57
2020-08-21 20:14:12 s 1 -168303.73 5 +321550.40 7950.0 C57
2020-08-21 20:24:12 S 22 22 42.938 -35 33 27.00 V C57
2020-08-21 20:24:12 s 1 -168549.49 2 +321190.90 6340.0 C57
2020-08-21 21:04:12 S 22 22 40.138 -35 33 22.93 V C57
2020-08-21 21:04:12 s 1 -169527.43 6 +319743.18 7840.0 C57
2020-08-21 21:24:12 S 22 22 38.698 -35 33 20.59 V C57
2020-08-21 21:24:12 s 1 -170013.33 5 +319013.49 2330.0 C57
2020-08-21 21:34:12 S 22 22 37.934 -35 33 17.10 V C57
2020-08-21 21:34:12 s 1 -170255.51 1 +318647.18 9250.0 C57
2020-08-21 22:24:12 S 22 22 34.752 -35 33 05.62 V C57
2020-08-21 22:24:12 s 1 -171458.58 2 +316801.02 700.0 C57
2020-08-22 09:34:12 S 22 21 48.228 -35 31 15.38 V C57
2020-08-22 09:34:12 s 1 -186220.84 5 +289675.00 8160.0 C57
2020-08-22 09:44:12 S 22 21 47.530 -35 31 10.74 V C57
2020-08-22 09:44:12 s 1 -186420.44 8 +289235.95 7750.0 C57
2020-08-22 09:54:12 S 22 21 46.709 -35 31 07.97 V C57
2020-08-22 09:54:12 s 1 -186619.39 4 +288795.87 7070.0 C57
2020-08-22 10:03:11 C 22 22 45.98 -35 42 02.4 V T08
2020-08-22 10:04:12 S 22 21 45.955 -35 31 10.63 V C57
2020-08-22 10:04:12 s 1 -186817.68 1 +288354.77 6130.0 C57
2020-08-22 10:05:50 C 22 22 45.75 -35 42 02.0 V T08
2020-08-22 10:12:28 C 22 22 45.11 -35 42 00.9 V T08
2020-08-22 10:14:12 S 22 21 45.490 -35 31 07.03 V C57
2020-08-22 10:14:12 s 1 -187015.30 7 +287912.65 4910.0 C57
2020-08-22 10:21:08 C 22 22 44.32 -35 41 59.4 V T08
2020-08-22 16:34:12 S 22 21 19.886 -35 29 55.75 V C57
2020-08-22 16:34:12 s 1 -194012.15 2 +270346.09 550.0 C57
2020-08-22 17:14:12 S 22 21 17.047 -35 29 53.12 V C57
2020-08-22 17:14:12 s 1 -194687.58 0 +268409.17 8980.0 C57
2020-08-22 17:24:12 S 22 21 16.301 -35 29 52.58 V C57
2020-08-22 17:24:12 s 1 -194854.52 7 +267922.29 5320.0 C57
2020-08-22 17:44:12 S 22 21 14.566 -35 29 49.16 V C57
2020-08-22 17:44:12 s 1 -195186.11 0 +266945.37 7040.0 C57
2020-09-03 10:32:24 C 22 00 29.17 -33 59 58.1 V T08
2020-09-03 10:37:02 C 22 00 28.73 -33 59 55.6 V T08
2020-09-03 10:47:08 C 22 00 28.03 -33 59 50.3 V T08
2020-09-03 11:01:59 C 22 00 26.95 -33 59 42.4 V T08
2020-09-04 09:01:26 C 21 59 02.94 -33 48 12.1 V T08
2020-09-04 09:02:05 C 21 59 02.91 -33 48 11.4 V T08
2020-09-04 09:02:45 C 21 59 02.87 -33 48 10.9 V T08
2020-09-04 09:03:25 C 21 59 02.82 -33 48 10.9 V T08
2020-09-04 09:04:05 C 21 59 02.75 -33 48 10.7 V T08