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
2021-11-06 15:12:25 C 10 15 56.58 +37 39 28.7 V T05
2021-11-06 15:24:43 C 10 15 57.49 +37 39 32.1 V T05
2021-11-06 15:32:42 C 10 15 58.13 +37 39 34.4 V T05
2021-11-08 13:57:06 C 10 19 35.09 +37 51 23.1 V T08
2021-11-08 14:03:46 C 10 19 35.60 +37 51 24.6 V T08
2021-11-08 14:13:04 C 10 19 36.26 +37 51 27.6 V T08
2021-11-08 14:33:00 C 10 19 37.80 +37 51 33.5 V T08
2021-11-09 10:36:17 C 10 21 10.41 +37 56 52.8 V 703
2021-11-09 10:44:11 C 10 21 11.02 +37 56 55.4 V 703
2021-11-09 10:52:03 C 10 21 11.60 +37 56 57.8 V 703
2021-11-09 10:59:56 C 10 21 12.20 +37 56 59.8 V 703
2021-11-10 13:44:25 C 10 23 14.71 +38 04 28.0 V T05
2021-11-10 13:49:42 C 10 23 15.08 +38 04 29.3 V T05
2021-11-10 13:59:01 C 10 23 15.78 +38 04 33.1 V T05
2021-11-10 14:17:08 C 10 23 17.11 +38 04 37.7 V T05
2021-11-12 10:28:09 C 10 26 36.71 +38 17 36.1 V 703
2021-11-12 10:36:04 C 10 26 37.27 +38 17 38.7 V 703
2021-11-12 10:43:59 C 10 26 37.85 +38 17 41.4 V 703
2021-11-12 10:51:53 C 10 26 38.46 +38 17 43.5 V 703
2021-11-12 14:34:03 C 10 26 54.96 +38 18 54.5 V T08
2021-11-12 14:38:42 C 10 26 55.28 +38 18 56.7 V T08
2021-11-12 15:06:54 C 10 26 57.27 +38 19 05.2 V T08
2021-11-12 15:15:04 C 10 26 57.95 +38 19 07.5 V T08
2021-11-15 10:41:30 C 10 31 55.47 +38 40 53.9 V 703
2021-11-15 11:05:56 C 10 31 57.06 +38 41 02.1 V 703
2021-11-16 00:16:28 S 10 32 53.50 +38 45 37.7 L C51
2021-11-16 03:24:36 S 10 33 07.07 +38 46 43.6 L C51
2021-11-16 06:32:55 S 10 33 20.61 +38 47 49.3 L C51
2021-11-16 09:41:04 S 10 33 34.12 +38 48 55.8 L C51
2021-11-16 11:15:07 S 10 33 40.879 +38 49 29.06 L C51
2021-11-16 12:49:12 S 10 33 47.61 +38 50 02.1 L C51
2021-11-16 14:23:15 S 10 33 54.43 +38 50 35.5 L C51
2021-11-16 15:57:19 S 10 34 01.10 +38 51 09.5 L C51
2021-11-16 17:31:24 S 10 34 07.83 +38 51 43.1 L C51
2021-11-16 17:31:35 S 10 34 07.87 +38 51 43.6 L C51
2021-11-16 19:05:38 S 10 34 14.55 +38 52 16.9 L C51
2021-11-16 20:39:42 S 10 34 21.30 +38 52 50.8 L C51
2021-11-16 22:13:47 S 10 34 28.02 +38 53 24.3 L C51
2021-11-16 23:47:50 S 10 34 34.73 +38 53 58.6 L C51
2021-11-17 02:55:58 S 10 34 48.14 +38 55 06.4 L C51
2021-11-17 06:04:07 S 10 35 01.524 +38 56 15.22 L C51
2021-11-17 06:04:18 S 10 35 01.526 +38 56 15.65 L C51
2021-11-17 09:12:26 S 10 35 14.902 +38 57 24.19 L C51
2021-11-20 14:57:59 C 10 40 41.14 +39 27 47.3 V T08
2021-11-20 15:05:27 C 10 40 41.67 +39 27 49.9 V T08
2021-11-20 15:29:12 C 10 40 43.20 +39 28 00.4 V T08
2021-11-20 15:37:52 C 10 40 43.74 +39 28 04.3 V T08
2021-11-22 13:36:27 C 10 43 50.570 +39 47 50.00 U F52
2021-11-22 13:56:56 C 10 43 51.880 +39 47 59.63 U F52
2021-11-22 14:17:17 C 10 43 53.180 +39 48 09.17 U F52