1999XR208

1998TD10, 29990, J98T10D, J99XK8R

All data for this body: [vot]

MPC data
Name (number) 1999XR208 (29990)
Packed designation 29990
a 2.99848
e 0.14466
i / sin(i) 11.5142 / 0.19961
q 2.56473
Q 3.43224
ω 201.7193
Node 36.4788
m 322.5063
n 0.1898
Epoch 2459600.5
nobs 1242
nopp 19
Years observed 1977-2021
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.998
ep 0.177
sin(ip) 0.187
Value Standard error
G 0.150
H 14.030
Mass
D 5.80 0.610
pV 0.159 0.0509
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9980 0.1770 0.1871 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.80 0.610 0.610 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.159 0.0509 0.0509 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.03 MPC-2022-01-18 MPC-2022-01-18 Phot