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
2020-01-11 09:14:23 S 07 13 54.281 +38 06 23.69 – V C57
2020-01-11 09:14:23 s 1 +50291.226 0 +366183.47 9470.0 – C57
2020-01-11 16:14:23 S 07 13 15.430 +38 25 48.40 – V C57
2020-01-11 16:14:23 s 1 +36361.044 0 +377320.26 40.0 – C57
2020-01-11 21:44:23 S 07 12 45.360 +38 40 42.46 – V C57
2020-01-11 21:44:23 s 1 +25270.835 0 +384828.71 4140.0 – C57
2020-01-11 23:13:54 C 07 11 35.18 +38 26 29.9 – V 160
2020-01-11 23:18:25 C 07 11 34.77 +38 26 42.0 – V 160
2020-01-11 23:22:53 C 07 11 34.32 +38 26 52.9 – V 160
2020-01-11 23:44:23 S 07 12 35.071 +38 45 50.69 – V C57
2020-01-11 23:44:23 s 1 +21214.840 0 +387295.53 2280.0 – C57
2020-01-12 05:14:23 S 07 12 04.985 +39 00 05.04 – V C57
2020-01-12 05:14:23 s 1 +10016.129 0 +393370.91 5050.0 – C57
2020-01-12 23:08:53 C 07 09 48.65 +39 24 10.6 – V 160
2020-01-12 23:13:17 C 07 09 48.29 +39 24 20.4 – V 160
2020-01-12 23:17:41 C 07 09 47.93 +39 24 30.2 – V 160
2020-01-14 05:16:08 C 07 07 44.56 +40 29 17.6 – u H21
2020-01-14 05:18:46 C 07 07 44.36 +40 29 22.7 – u H21
2020-01-14 05:21:43 C 07 07 44.15 +40 29 28.7 – u H21
2020-01-14 05:24:39 C 07 07 43.90 +40 29 35.1 – u H21
2020-01-14 05:27:36 C 07 07 43.70 +40 29 41.0 – u H21
2020-01-14 05:30:32 C 07 07 43.50 +40 29 46.8 – u H21
2020-01-14 05:33:29 C 07 07 43.29 +40 29 52.9 – u H21
2020-01-14 05:36:01 C 07 07 43.08 +40 29 58.2 – u H21
2020-01-14 05:55:43 C 07 07 42.42 +40 30 39.7 – V 703
2020-01-14 06:03:32 C 07 07 41.86 +40 30 56.2 – V 703
2020-01-14 06:19:16 C 07 07 40.58 +40 31 28.6 – V 703
2020-01-14 06:27:50 C 07 07 40.00 +40 31 46.7 – V 703
2020-01-14 06:35:48 C 07 07 39.33 +40 32 02.0 – V 703
2020-01-14 06:43:47 C 07 07 38.77 +40 32 19.7 – V 703
2020-01-14 06:51:48 C 07 07 38.28 +40 32 35.8 – V 703
2020-01-14 10:00:52 C 07 07 24.27 +40 38 49.2 – V I52
2020-01-14 10:07:54 C 07 07 23.76 +40 39 02.8 – V I52
2020-01-14 10:18:09 C 07 07 23.02 +40 39 22.9 – V I52
2020-01-14 10:25:15 C 07 07 22.54 +40 39 36.5 – V I52
2020-01-15 22:00:01 C 07 05 13.64 +41 45 34.8 – q B67
2020-01-15 22:09:28 C 07 05 13.07 +41 45 51.2 – q B67
2020-01-15 22:19:06 C 07 05 12.39 +41 46 07.9 – q B67
2020-01-16 03:55:07 C 07 04 54.43 +41 55 42.1 – U I41
2020-01-16 03:55:46 C 07 04 54.39 +41 55 43.3 – U I41
2020-01-16 04:04:35 C 07 04 53.84 +41 55 58.5 – U I41
2020-01-16 05:18:23 C 07 04 49.13 +41 58 05.8 – U I41
2020-01-16 06:45:32 S 07 04 16.910 +42 19 35.58 – V C57
2020-01-16 06:45:32 s 1 -170146.24 6 +345269.25 5200.0 – C57
2020-01-16 14:15:32 S 07 03 46.385 +42 31 19.88 – V C57
2020-01-16 14:15:32 s 1 -180162.50 8 +329696.70 6690.0 – C57
2020-01-16 16:15:32 S 07 03 39.374 +42 34 18.41 – V C57
2020-01-16 16:15:32 s 1 -182670.36 7 +325242.24 8000.0 – C57
2020-01-16 22:15:23 C 07 03 52.25 +42 25 30.2 – V 130
2020-01-16 22:21:16 C 07 03 51.88 +42 25 39.4 – V 130