1998 XK4

1998XK4, 40247, J98X04K

All data for this body: [vot]

MPC data
Name (number) 1998 XK4 (40247)
a 1.94411
e 0.11454
i / sin(i) 20.2623 / 0.34632
q 1.72143
Q 2.16678
ω 58.8843
Node 24.9866
m 270.1553
n 0.3636
Epoch 2460800.5
nobs 1824
nopp 19
Years observed 1949-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Hungaria (434)
 
ap 1.944
ep 0.090
sin(ip) 0.350
G 0.150
H 15.660
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
434 Hungaria 0 Hungaria Novakovic 2019EPSC...13.1671N HCM
434 Hungaria 3 Hungaria 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9442 0.0903 0.3502 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.66 MPC-2023-12-04 MPC-2023-12-04 Phot