IAA RAS IAA Minor Planet Database

2019 YK4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6626810846 ± 2.03e-05
Semi-major axis (a)2.3503744157 AU ± 1.36e-04
Inclination (i)26.04348627° ± 5.95e-04
Long. of Asc. Node (Ω)102.58747770° ± 2.65e-05
Arg. of Perihelion (ω)283.24212174° ± 3.18e-04
Mean Anomaly (M)243.40116432° ± 5.25e-02
Mean Motion (n)0.2735310922°/day ± 2.37e-05
Perihelion dist (q)0.79282575 AU ± 6.62e-05
Aphelion dist (Q)3.90792308 AU ± 2.31e-04
Orbital Period3.60334277 yr ± 3.12e-04
Physical Parameters
H (abs. magnitude)20.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.287″
Uncertainty2
Orbit TypeApollo
MOID0.098399 AU
Observations Used299
Oppositions1
Arc Total2019-2020
First Observation Used2019-12-29
Last Observation Used2020-02-15
Observations (342)
Date Type RA Dec Mag Band Observatory
2020-01-06 05:01:01 C 07 24 25.67 +30 31 25.6 – V I52
2020-01-06 05:01:11 C 07 24 25.64 +30 31 26.4 – V I52
2020-01-06 08:29:45 C 07 23 59.64 +30 47 10.9 – q H45
2020-01-06 08:31:31 C 07 23 59.43 +30 47 18.5 – q H45
2020-01-06 08:33:59 C 07 23 59.07 +30 47 30.2 – q H45
2020-01-06 08:35:20 C 07 23 59.02 +30 47 35.7 – q H45
2020-01-06 08:36:36 C 07 23 58.83 +30 47 41.3 – q H45
2020-01-06 08:39:31 C 07 23 58.49 +30 47 54.6 – q H45
2020-01-06 21:43:23 C 07 22 37.08 +31 44 46.1 – V Z80
2020-01-06 21:50:03 C 07 22 36.36 +31 45 14.5 – V Z80
2020-01-06 21:56:43 C 07 22 35.58 +31 45 43.9 – V Z80
2020-01-07 03:05:36 C 07 22 03.23 +32 07 25.2 – q I15
2020-01-07 03:07:47 C 07 22 03.00 +32 07 34.2 – q I15
2020-01-07 03:20:52 C 07 22 01.49 +32 08 28.9 – q I15
2020-01-07 04:24:35 C 07 21 55.86 +32 12 53.8 – V I52
2020-01-07 04:29:23 C 07 21 55.36 +32 13 14.1 – V I52
2020-01-07 04:37:52 C 07 21 54.42 +32 13 49.4 – V I52
2020-01-07 04:39:50 C 07 21 54.17 +32 13 57.8 – V I52
2020-01-07 09:39:48 C 07 21 19.38 +32 34 15.4 – q H45
2020-01-07 09:41:06 C 07 21 19.24 +32 34 20.8 – q H45
2020-01-07 09:42:13 C 07 21 19.14 +32 34 25.0 – q H45
2020-01-07 09:43:26 C 07 21 19.04 +32 34 30.3 – q H45
2020-01-07 09:44:38 C 07 21 18.91 +32 34 33.9 – q H45
2020-01-07 09:45:41 C 07 21 18.70 +32 34 39.8 – q H45
2020-01-09 04:17:48 C 07 17 14.08 +35 11 04.7 – u H21
2020-01-09 04:20:03 C 07 17 13.85 +35 11 12.4 – u H21
2020-01-09 04:22:59 C 07 17 13.55 +35 11 22.3 – u H21
2020-01-09 04:25:56 C 07 17 13.27 +35 11 32.2 – u H21
2020-01-09 04:28:52 C 07 17 12.99 +35 11 42.1 – u H21
2020-01-09 04:32:05 C 07 17 12.65 +35 11 53.2 – u H21
2020-01-10 13:14:23 S 07 15 45.799 +37 07 34.61 – V C57
2020-01-10 13:14:23 s 1 +88129.157 0 +323873.96 4390.0 – C57
2020-01-10 13:44:23 S 07 15 42.734 +37 08 59.57 – V C57
2020-01-10 13:44:23 s 1 +87233.277 0 +325134.12 9040.0 – C57
2020-01-10 14:14:23 S 07 15 39.989 +37 10 34.10 – V C57
2020-01-10 14:14:23 s 1 +86334.195 0 +326383.35 5500.0 – C57
2020-01-10 16:14:23 S 07 15 28.565 +37 16 39.72 – V C57
2020-01-10 16:14:23 s 1 +82706.973 0 +331271.84 1440.0 – C57
2020-01-10 22:14:23 S 07 14 55.512 +37 34 35.58 – V C57
2020-01-10 22:14:23 s 1 +71557.314 0 +344921.70 4370.0 – C57
2020-01-10 22:44:23 S 07 14 52.195 +37 36 12.92 – V C57
2020-01-10 22:44:23 s 1 +70611.850 0 +345992.02 6140.0 – C57
2020-01-11 00:14:23 S 07 14 44.666 +37 40 42.35 – V C57
2020-01-11 00:14:23 s 1 +67761.865 0 +349142.28 2400.0 – C57
2020-01-11 02:14:23 S 07 14 33.439 +37 46 25.43 – V C57
2020-01-11 02:14:23 s 1 +63931.784 0 +353202.47 9110.0 – C57
2020-01-11 08:14:23 S 07 13 59.834 +38 03 48.53 – V C57
2020-01-11 08:14:23 s 1 +52259.841 0 +364443.96 6470.0 – C57
2020-01-11 08:44:23 S 07 13 57.019 +38 05 08.23 – V C57
2020-01-11 08:44:23 s 1 +51276.287 0 +365318.43 570.0 – C57