IAA RAS IAA Minor Planet Database

2019 SK4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4425499000
Semi-major axis (a)1.6802237000 AU
Inclination (i)29.68088000°
Long. of Asc. Node (Ω)5.75199000°
Arg. of Perihelion (ω)58.66917000°
Mean Anomaly (M)273.66623000°
Mean Motion (n)0.4525363100°/day
Perihelion dist (q)0.93664090 AU
Aphelion dist (Q)2.42380650 AU
Orbital Period2.17796380 yr
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.260″
Uncertainty7
Orbit TypeApollo
MOID0.081421 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2019-10-01
Observations (17)
Date Type RA Dec Mag Band Observatory
2019-09-25 11:17:47 C 01 27 08.649 -04 02 28.29 – U F51
2019-09-25 11:36:09 C 01 27 04.006 -03 59 52.34 – U F51
2019-09-25 11:54:25 C 01 26 59.381 -03 57 16.51 – V F51
2019-09-26 05:25:46 C 01 22 44.04 -01 20 35.4 – u H21
2019-09-26 05:37:46 C 01 22 40.80 -01 18 43.1 – u H21
2019-09-26 08:02:16 C 01 21 59.42 -00 54 24.6 – u 807
2019-09-26 08:05:52 C 01 21 58.37 -00 53 50.1 – u 807
2019-09-26 08:09:35 C 01 21 57.37 -00 53 14.8 – u 807
2019-09-27 00:13:05 C 01 17 36.47 +01 45 14.4 – V L01
2019-09-27 00:14:37 C 01 17 36.00 +01 45 30.5 – V L01
2019-09-27 00:16:10 C 01 17 35.51 +01 45 47.0 – V L01
2019-09-27 00:17:42 C 01 17 35.03 +01 46 03.2 – V L01
2019-09-27 00:20:41 C 01 17 34.16 +01 46 33.9 – V L01
2019-10-01 10:15:55 C 00 34 51.69 +25 20 09.1 – V I52
2019-10-01 10:16:45 C 00 34 51.18 +25 20 22.2 – V I52
2019-10-01 10:17:34 C 00 34 50.72 +25 20 35.1 – V I52
2019-10-01 10:18:23 C 00 34 50.28 +25 20 48.3 – V I52