2004 XO121

2004XO121, G1554, K04XC1O

All data for this body: [vot]

MPC data
Name (number) 2004 XO121 (161554)
a 2.64660
e 0.06227
i / sin(i) 11.8479 / 0.20531
q 2.48180
Q 2.81139
ω 74.7631
Node 280.8071
m 227.4027
n 0.2289
Epoch 2460200.5
nobs 509
nopp 17
Years observed 1999-2023
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.646
ep 0.022
sin(ip) 0.222
Value Standard error
G 0.150
H 15.860
Mass
D 4.33 0.156
pV 0.065 0.0077
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6462 0.0221 0.2224 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.33 0.156 0.156 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.065 0.0077 0.0077 Masiero 2011ApJ...741...68M NEATM
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
15.86 MPC-2023-12-04 MPC-2023-12-04 Phot