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
2025-02-02 04:47:34 C 04 55 16.064 +65 09 28.87 V 703
2025-02-02 04:50:55 C 04 55 15.182 +65 09 21.78 V 703
2025-02-02 04:54:16 C 04 55 14.300 +65 09 14.76 V 703
2025-02-02 04:57:36 C 04 55 13.372 +65 09 07.45 V 703
2025-02-02 17:37:05 B 04 52 07.882 +64 42 26.96 V L65
2025-02-02 17:41:16 B 04 52 06.845 +64 42 18.25 V L65
2025-02-02 17:45:27 B 04 52 05.803 +64 42 09.47 V L65
2025-02-02 19:08:22 B 04 51 45.175 +64 39 16.88 Z K35
2025-02-02 19:09:26 B 04 51 44.885 +64 39 14.69 Z K35
2025-02-02 19:10:30 B 04 51 44.686 +64 39 12.60 Z K35
2025-02-02 19:11:34 B 04 51 44.386 +64 39 10.22 Z K35
2025-02-02 19:12:37 B 04 51 44.124 +64 39 07.81 Z K35
2025-02-02 19:13:41 B 04 51 43.848 +64 39 05.47 Z K35
2025-02-02 21:20:42 C 04 51 12.511 +64 34 36.30 Z C23
2025-02-02 21:21:52 C 04 51 12.192 +64 34 33.35 Z C23
2025-02-02 21:25:57 C 04 51 11.266 +64 34 24.85 Z C23
2025-02-03 08:10:52 C 04 48 41.086 +64 11 46.93 V T08
2025-02-03 08:15:32 C 04 48 39.972 +64 11 36.92 V T08
2025-02-03 08:23:30 C 04 48 38.086 +64 11 19.54 V T08
2025-02-03 17:57:50 C 04 46 32.44 +63 50 46.9 X G02
2025-02-03 18:03:30 C 04 46 31.14 +63 50 34.9 X G02
2025-02-03 18:09:08 C 04 46 29.87 +63 50 22.9 X G02
2025-02-04 04:49:25 C 04 44 11.990 +63 27 34.38 V 703
2025-02-04 04:52:45 C 04 44 11.231 +63 27 26.89 V 703
2025-02-04 04:56:05 C 04 44 10.500 +63 27 19.73 V 703
2025-02-04 04:59:26 C 04 44 09.762 +63 27 12.42 V 703
2025-02-04 07:38:52 C 04 43 36.842 +63 21 33.91 V T08
2025-02-04 07:50:20 C 04 43 34.339 +63 21 08.75 V T08
2025-02-04 08:00:59 C 04 43 32.006 +63 20 45.60 V T08
2025-02-04 08:12:04 C 04 43 29.609 +63 20 21.19 V T08
2025-02-04 16:55:45 C 04 41 46.32 +63 01 23.4 X G02
2025-02-04 17:02:23 C 04 41 44.96 +63 01 09.2 X G02
2025-02-04 17:08:38 C 04 41 43.66 +63 00 55.8 X G02
2025-02-04 19:38:48 B 04 41 12.876 +62 55 30.83 W G34
2025-02-04 19:40:55 B 04 41 12.504 +62 55 26.40 W G34
2025-02-04 19:43:15 B 04 41 12.000 +62 55 21.18 W G34
2025-02-04 19:45:36 B 04 41 11.539 +62 55 16.21 W G34
2025-02-04 19:47:57 B 04 41 11.040 +62 55 10.88 W G34
2025-02-04 20:42:31 C 04 41 00.070 +62 53 12.80 Z C23
2025-02-04 20:45:33 C 04 40 59.542 +62 53 05.75 Z C23
2025-02-04 20:46:41 C 04 40 59.155 +62 53 04.02 Z C23
2025-02-08 17:44:37 C 04 25 59.76 +59 30 25.5 X G02
2025-02-08 17:50:31 C 04 25 58.91 +59 30 12.5 X G02
2025-02-08 17:56:08 C 04 25 58.16 +59 30 00.5 X G02
2025-02-10 17:12:59 C 04 20 21.42 +57 47 10.8 X G02
2025-02-10 17:19:10 C 04 20 20.71 +57 46 57.5 X G02
2025-02-10 17:25:04 C 04 20 20.05 +57 46 44.9 X G02
2025-02-11 07:37:16 C 04 18 50.270 +57 16 10.45 V T08
2025-02-11 07:41:55 C 04 18 49.783 +57 16 00.23 V T08
2025-02-11 07:49:59 C 04 18 48.862 +57 15 42.62 V T08