2004 XD21

2004XD21, 1999 XF63, 1999XF63, C9106, J99X63F, K04X21D

All data for this body: [vot]

MPC data
Name (number) 2004 XD21 (129106)
a 2.90540
e 0.03448
i / sin(i) 3.0979 / 0.05404
q 2.80523
Q 3.00558
ω 285.7936
Node 93.8192
m 334.8299
n 0.1990
Epoch 2460200.5
nobs 595
nopp 20
Years observed 1999-2023
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.906
ep 0.006
sin(ip) 0.034
Value Standard error
G 0.150
H 15.390
Mass
D
pV
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9059 0.0061 0.0340 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
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
15.39 MPC-2023-12-04 MPC-2023-12-04 Phot