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
2021-03-31 02:45:59 C 04 13 24.80 +33 50 54.0 V G96
2021-03-31 02:52:09 C 04 13 25.57 +33 50 53.5 V G96
2021-03-31 02:58:20 C 04 13 26.32 +33 50 53.6 V G96
2021-04-13 02:53:59 C 04 51 54.12 +33 25 38.6 V G96
2021-04-13 03:00:04 C 04 51 54.86 +33 25 37.8 V G96
2021-04-13 03:06:09 C 04 51 55.60 +33 25 36.8 V G96
2021-04-13 03:12:15 C 04 51 56.36 +33 25 36.0 V G96
2021-05-10 03:41:11 C 06 10 58.78 +30 53 44.1 U I41
2021-05-10 03:47:57 C 06 10 59.58 +30 53 41.5 U I41
2021-05-10 03:51:21 C 06 10 59.99 +30 53 40.4 U I41
2021-05-11 03:40:46 C 06 13 53.68 +30 45 12.7 U I41
2021-05-11 03:44:09 C 06 13 54.07 +30 45 11.6 U I41
2021-05-11 03:47:32 C 06 13 54.50 +30 45 10.5 U I41
2021-05-11 03:50:56 C 06 13 54.89 +30 45 09.0 U I41
2021-05-11 03:53:38 C 06 13 55.21 +30 45 08.1 U I41
2021-05-12 03:42:21 C 06 16 48.83 +30 36 27.2 U I41
2021-05-12 03:45:44 C 06 16 49.24 +30 36 26.3 U I41
2021-05-12 03:49:07 C 06 16 49.65 +30 36 24.7 U I41
2021-05-13 03:39:53 C 06 19 43.48 +30 27 29.5 U I41
2021-05-13 03:43:17 C 06 19 43.89 +30 27 28.3 U I41
2021-05-13 03:46:41 C 06 19 44.30 +30 27 26.9 U I41
2021-05-13 03:50:04 C 06 19 44.72 +30 27 25.7 U I41
2021-05-13 03:53:27 C 06 19 45.13 +30 27 24.3 U I41
2021-05-14 04:04:28 C 06 22 41.43 +30 18 06.9 U I41
2021-05-15 03:50:31 C 06 25 34.73 +30 08 45.6 U I41
2021-05-15 03:53:54 C 06 25 35.13 +30 08 43.9 U I41
2021-05-15 03:57:17 C 06 25 35.53 +30 08 42.8 U I41
2021-05-16 03:54:49 C 06 28 30.23 +29 59 02.7 U I41
2021-05-16 03:58:13 C 06 28 30.69 +29 59 01.5 U I41
2021-05-19 03:45:16 C 06 37 14.00 +29 28 34.5 U I41
2021-05-19 03:48:40 C 06 37 14.42 +29 28 33.1 U I41
2021-05-19 03:52:03 C 06 37 14.85 +29 28 31.6 U I41
2021-05-19 03:55:27 C 06 37 15.25 +29 28 30.2 U I41
2021-05-19 03:58:50 C 06 37 15.63 +29 28 28.5 U I41
2021-08-28 12:08:13 C 08 03 45.14 +28 14 26.7 U I41
2021-08-28 12:11:42 C 08 03 45.17 +28 14 30.8 U I41
2021-08-28 12:15:10 C 08 03 45.20 +28 14 34.7 U I41
2021-08-28 12:18:40 C 08 03 45.26 +28 14 38.8 U I41
2021-09-02 11:52:49 C 08 07 18.24 +30 09 49.7 U I41
2021-09-02 11:56:28 C 08 07 18.39 +30 09 52.9 U I41
2021-09-02 12:00:05 C 08 07 18.55 +30 09 55.9 U I41
2021-09-02 12:03:42 C 08 07 18.71 +30 09 59.2 U I41
2021-09-02 12:07:19 C 08 07 18.86 +30 10 02.2 U I41
2021-09-02 12:12:06 C 08 07 19.07 +30 10 06.2 U I41
2021-09-02 12:15:31 C 08 07 19.21 +30 10 09.0 U I41
2021-09-02 12:18:55 C 08 07 19.37 +30 10 11.8 U I41
2021-09-02 12:22:20 C 08 07 19.49 +30 10 15.0 U I41
2021-09-02 12:25:43 C 08 07 19.64 +30 10 17.7 U I41
2021-09-08 11:26:08 C 08 15 18.67 +31 50 59.6 V 703
2021-09-08 11:33:52 C 08 15 19.14 +31 51 04.9 V 703