1999 XK54

1999XK54, H5894, J99X54K

All data for this body: [vot]

MPC data
Name (number) 1999 XK54 (175894)
a 2.42088
e 0.16890
i / sin(i) 1.7715 / 0.03091
q 2.01199
Q 2.82976
ω 299.6223
Node 132.7693
m 266.7160
n 0.2617
Epoch 2460800.5
nobs 538
nopp 15
Years observed 1999-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.418
ep 0.168
sin(ip) 0.023
G 0.150
H 17.050
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
20 Massalia 0 Massalia Novakovic 2019EPSC...13.1671N HCM
20 Massalia 404 Massalia 0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1678 0.0230 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
17.05 MPC-2023-12-04 MPC-2023-12-04 Phot