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
2020-01-03 20:46:22 C 07 31 04.42 +25 39 31.4 – q Z36
2020-01-03 20:50:15 C 07 31 03.90 +25 39 55.2 – q Z36
2020-01-03 20:54:07 C 07 31 03.38 +25 40 17.8 – q Z36
2020-01-03 20:57:59 C 07 31 02.85 +25 40 40.4 – q Z36
2020-01-03 21:01:52 C 07 31 02.33 +25 41 03.6 – q Z36
2020-01-03 21:05:44 C 07 31 01.81 +25 41 26.6 – q Z36
2020-01-03 21:09:37 C 07 31 01.30 +25 41 49.8 – q Z36
2020-01-03 21:13:29 C 07 31 00.79 +25 42 12.5 – q Z36
2020-01-03 21:17:10 C 07 31 00.30 +25 42 34.4 – q Z36
2020-01-03 22:42:36 C 07 30 47.29 +25 50 52.2 – V 073
2020-01-03 22:49:34 C 07 30 46.41 +25 51 34.1 – V 073
2020-01-03 22:56:53 C 07 30 45.33 +25 52 15.2 – V 073
2020-01-03 23:12:40 C 07 30 44.20 +25 53 41.7 – V Z80
2020-01-03 23:22:41 C 07 30 42.83 +25 54 38.9 – V Z80
2020-01-03 23:27:41 C 07 30 42.17 +25 55 08.8 – V Z80
2020-01-04 00:58:08 C 07 30 29.97 +26 03 51.2 – V Z99
2020-01-04 01:03:56 C 07 30 29.20 +26 04 24.0 – V Z99
2020-01-04 01:09:44 C 07 30 28.46 +26 04 56.8 – V Z99
2020-01-04 04:35:37 C 07 30 05.46 +26 24 42.6 – V I52
2020-01-04 04:35:48 C 07 30 05.44 +26 24 43.5 – V I52
2020-01-04 04:37:03 C 07 30 05.28 +26 24 50.8 – V I52
2020-01-04 04:37:58 C 07 30 05.16 +26 24 55.9 – V I52
2020-01-04 06:05:27 C 07 29 53.47 +26 33 14.2 – V G96
2020-01-04 06:13:00 C 07 29 52.44 +26 33 57.0 – V G96
2020-01-04 06:20:33 C 07 29 51.41 +26 34 39.7 – V G96
2020-01-04 06:28:07 C 07 29 50.40 +26 35 22.4 – V G96
2020-01-04 20:43:40 C 07 28 07.43 +27 52 44.3 – q B88
2020-01-04 21:08:06 C 07 28 04.39 +27 54 54.4 – q B88
2020-01-04 21:32:32 C 07 28 01.24 +27 57 03.7 – q B88
2020-01-04 23:51:06 C 07 27 44.73 +28 09 21.7 – V G40
2020-01-05 00:11:06 C 07 27 42.10 +28 11 06.3 – V G40
2020-01-05 00:21:09 C 07 27 40.81 +28 11 58.7 – V G40
2020-01-05 05:39:00 C 07 27 04.12 +28 39 02.2 – V I52
2020-01-05 05:39:10 C 07 27 04.09 +28 39 03.0 – V I52
2020-01-05 05:42:33 C 07 27 03.68 +28 39 19.5 – V I52
2020-01-05 05:42:44 C 07 27 03.64 +28 39 21.3 – V I52
2020-01-06 04:05:30 C 07 24 32.26 +30 27 08.0 – V 703
2020-01-06 04:08:26 C 07 24 30.93 +30 27 21.9 – u H21
2020-01-06 04:10:12 C 07 24 30.72 +30 27 29.9 – u H21
2020-01-06 04:12:10 C 07 24 30.49 +30 27 39.1 – u H21
2020-01-06 04:14:07 C 07 24 30.26 +30 27 48.2 – u H21
2020-01-06 04:15:06 C 07 24 31.10 +30 27 52.6 – V 703
2020-01-06 04:16:05 C 07 24 30.02 +30 27 57.4 – u H21
2020-01-06 04:18:03 C 07 24 29.79 +30 28 06.2 – u H21
2020-01-06 04:20:00 C 07 24 29.55 +30 28 15.5 – u H21
2020-01-06 04:21:58 C 07 24 29.32 +30 28 24.5 – u H21
2020-01-06 04:24:07 C 07 24 29.05 +30 28 34.3 – u H21
2020-01-06 04:34:19 C 07 24 28.81 +30 29 22.0 – V 703
2020-01-06 04:58:35 C 07 24 25.95 +30 31 14.4 – V I52
2020-01-06 04:58:47 C 07 24 25.93 +30 31 15.2 – V I52