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
2019-03-04 05:44:36 C 02 21 37.83 +37 22 27.9 V T08
2019-03-04 05:59:49 C 02 21 36.16 +37 21 19.3 V T08
2019-09-25 12:19:40 C 09 49 18.46 +23 50 38.1 U I41
2019-09-25 12:23:06 C 09 49 18.86 +23 50 36.1 U I41
2019-09-25 12:26:40 C 09 49 19.28 +23 50 33.7 U I41
2019-09-25 12:33:42 C 09 49 20.06 +23 50 29.4 U I41
2019-09-25 12:40:45 C 09 49 20.89 +23 50 24.9 U I41
2019-10-01 12:33:16 C 10 05 57.15 +22 17 55.4 U I41
2019-10-01 12:40:33 C 10 05 57.99 +22 17 50.4 U I41
2019-10-03 12:37:18 C 10 11 30.26 +21 45 20.4 U I41
2019-10-03 12:44:17 C 10 11 31.09 +21 45 16.1 U I41
2019-10-05 12:25:29 C 10 17 02.00 +21 12 05.5 U I41
2019-10-05 12:32:31 C 10 17 02.80 +21 12 00.5 U I41
2019-10-05 12:39:36 C 10 17 03.63 +21 11 55.7 U I41
2019-10-07 12:26:16 C 10 22 35.80 +20 37 48.5 U I41
2019-10-07 12:28:58 C 10 22 36.14 +20 37 46.5 U I41
2019-10-07 12:35:58 C 10 22 36.93 +20 37 41.6 U I41
2019-10-07 12:40:16 C 10 22 37.44 +20 37 38.8 U I41
2019-10-07 12:42:58 C 10 22 37.74 +20 37 36.7 U I41
2019-10-07 12:47:17 C 10 22 38.22 +20 37 33.3 U I41
2019-10-07 12:49:58 C 10 22 38.54 +20 37 31.8 U I41
2019-10-09 12:29:43 C 10 28 10.80 +20 02 34.9 U I41
2019-10-09 12:36:48 C 10 28 11.61 +20 02 30.1 U I41
2019-10-09 12:43:54 C 10 28 12.44 +20 02 25.3 U I41
2019-10-09 12:51:00 C 10 28 13.27 +20 02 19.8 U I41
2019-10-11 12:37:21 C 10 33 47.35 +19 26 23.2 U I41
2019-10-11 12:44:33 C 10 33 48.22 +19 26 17.7 U I41
2019-10-13 12:34:32 C 10 39 24.09 +18 49 20.9 U I41
2019-10-13 12:55:35 C 10 39 26.52 +18 49 04.6 U I41
2019-10-27 12:43:18 C 11 19 44.61 +14 00 08.9 U I41
2019-10-27 12:50:18 C 11 19 45.47 +14 00 02.0 U I41
2019-10-27 12:57:18 C 11 19 46.34 +13 59 55.4 U I41
2019-10-27 13:04:20 C 11 19 47.22 +13 59 49.2 U I41
2019-10-29 12:48:35 C 11 25 43.04 +13 14 05.3 U I41
2019-10-29 12:55:39 C 11 25 43.91 +13 13 58.4 U I41
2019-10-29 13:02:41 C 11 25 44.79 +13 13 51.6 U I41
2019-10-31 12:48:06 C 11 31 44.79 +12 26 49.3 U I41
2019-10-31 12:55:09 C 11 31 45.64 +12 26 42.4 U I41
2019-10-31 13:02:14 C 11 31 46.57 +12 26 35.1 U I41
2019-11-04 12:52:37 C 11 44 02.70 +10 48 06.3 U I41
2019-11-04 12:59:31 C 11 44 03.56 +10 47 59.4 U I41
2019-11-04 13:06:27 C 11 44 04.49 +10 47 51.8 U I41
2019-11-04 13:13:26 C 11 44 05.37 +10 47 44.4 U I41
2019-11-12 12:57:30 C 12 09 46.67 +07 12 47.4 U I41
2019-11-12 13:04:39 C 12 09 47.67 +07 12 39.0 U I41
2019-11-12 13:11:47 C 12 09 48.66 +07 12 30.5 U I41
2019-11-12 13:18:58 C 12 09 49.63 +07 12 21.8 U I41
2020-12-09 05:05:33 C 20 26 49.00 -01 10 27.3 V T08
2020-12-09 05:09:33 C 20 26 50.09 -01 10 18.2 V T08
2020-12-09 05:20:12 C 20 26 53.12 -01 09 50.4 V T08