137805 (1999 YK5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5582864760 ± 1.53e-08
Semi-major axis (a)0.8294032327 AU ± 2.16e-10
Inclination (i)16.74907008° ± 1.19e-06
Long. of Asc. Node (Ω)349.51469560° ± 5.46e-06
Arg. of Perihelion (ω)292.87916842° ± 5.11e-06
Mean Anomaly (M)252.58829564° ± 3.69e-06
Mean Motion (n)1.3048593161°/day ± 5.10e-10
Perihelion dist (q)0.36635862 AU ± 1.27e-08
Aphelion dist (Q)1.29244784 AU ± 1.27e-08
Orbital Period0.75535061 yr ± 2.95e-10
Physical Parameters
H (abs. magnitude)16.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.292″
Uncertainty0
Orbit TypeAten
MOID0.114085 AU
Observations Used3561
Gaia Obs Used43
Oppositions5
Arc Total1999-2015
First Observation Used1999-12-28
Last Observation Used2025-12-01
Observations (5683)
Date Type RA Dec Mag Band Observatory
2025-02-11 08:04:42 C 04 18 47.280 +57 15 10.04 V T08
2025-02-11 18:01:53 C 04 17 50.35 +56 53 38.4 X G02
2025-02-11 18:08:57 C 04 17 49.62 +56 53 23.3 X G02
2025-02-11 18:15:46 C 04 17 48.92 +56 53 08.4 X G02
2025-02-12 17:04:42 C 04 15 44.93 +56 04 16.9 Z L04
2025-02-12 17:10:30 C 04 15 44.40 +56 04 04.4 Z L04
2025-02-12 17:16:07 C 04 15 43.86 +56 03 52.5 Z L04
2025-02-13 07:29:23 C 04 14 31.390 +55 33 41.80 V T05
2025-02-13 07:34:00 C 04 14 30.962 +55 33 31.93 V T05
2025-02-13 07:41:56 C 04 14 30.298 +55 33 14.76 V T05
2025-02-13 07:59:04 C 04 14 28.754 +55 32 37.50 V T05
2025-02-16 19:30:27 C 04 08 56.731 +52 38 15.25 Z C23
2025-02-16 20:21:40 C 04 08 53.731 +52 36 29.45 Z C23
2025-02-16 20:44:53 C 04 08 52.334 +52 35 40.99 Z C23
2025-02-17 06:56:41 C 04 08 20.210 +52 15 03.28 V T05
2025-02-17 07:19:53 C 04 08 18.833 +52 14 15.14 V T05
2025-02-17 07:27:13 C 04 08 18.425 +52 13 59.81 V T05
2025-02-17 07:31:57 C 04 08 18.161 +52 13 49.98 V T05
2025-02-18 19:46:10 C 04 06 38.558 +51 00 37.76 Z C23
2025-02-18 20:03:42 C 04 06 37.745 +51 00 02.34 Z C23
2025-02-18 20:38:23 C 04 06 36.163 +50 58 52.50 Z C23
2025-02-21 06:53:25 C 04 04 31.639 +49 04 31.26 V T05
2025-02-21 06:58:01 C 04 04 31.490 +49 04 22.22 V T05
2025-02-21 07:06:34 C 04 04 31.154 +49 04 05.09 V T05
2025-02-21 07:23:13 C 04 04 30.554 +49 03 32.26 V T05
2025-02-23 02:49:14 C 04 03 23.375 +47 40 30.11 V G96
2025-02-23 02:56:58 C 04 03 23.144 +47 40 15.38 V G96
2025-02-23 03:04:40 C 04 03 22.921 +47 40 00.52 V G96
2025-02-23 03:12:23 C 04 03 22.698 +47 39 45.83 V G96
2025-02-23 06:27:24 C 04 03 18.132 +47 33 41.51 V T08
2025-02-23 06:31:23 C 04 03 18.046 +47 33 33.59 V T08
2025-02-23 06:40:02 C 04 03 17.796 +47 33 17.17 V T08
2025-02-23 06:51:19 C 04 03 17.496 +47 32 55.43 V T08
2025-02-24 20:29:44 C 04 02 34.344 +46 22 33.31 Z C23
2025-02-24 20:33:02 C 04 02 34.255 +46 22 27.84 Z C23
2025-02-24 20:47:34 C 04 02 34.001 +46 22 00.41 Z C23
2025-02-24 20:59:41 C 04 02 33.775 +46 21 37.62 Z C23
2025-02-25 06:59:32 C 04 02 23.928 +46 03 24.80 V T05
2025-02-25 07:04:18 C 04 02 23.827 +46 03 15.88 V T05
2025-02-25 07:26:05 C 04 02 23.383 +46 02 34.98 V T05
2025-02-25 07:41:25 C 04 02 23.064 +46 02 06.14 V T05
2025-02-27 07:05:52 C 04 01 47.611 +44 36 18.76 V T08
2025-02-27 07:10:31 C 04 01 47.527 +44 36 10.51 V T08
2025-02-27 07:24:39 C 04 01 47.340 +44 35 44.41 V T08
2025-02-27 07:36:39 C 04 01 47.141 +44 35 22.63 V T08
2025-02-27 20:16:43 B 04 01 40.879 +44 12 51.19 q J51
2025-02-27 20:27:40 B 04 01 40.673 +44 12 31.32 q J51
2025-02-27 20:39:22 B 04 01 40.450 +44 12 10.04 q J51
2025-02-28 18:55:22 C 04 01 30.547 +43 32 47.08 Z C23
2025-02-28 19:32:58 C 04 01 30.103 +43 31 39.76 Z C23