1999 XX99

1999XX99, 2001 HV8, 2001HV8, 47384, J99X99X, K01H08V

All data for this body: [vot]

MPC data
Name (number) 1999 XX99 (47384)
a 2.25823
e 0.09909
i / sin(i) 3.9822 / 0.06945
q 2.03446
Q 2.48201
ω 287.7364
Node 67.4125
m 81.2288
n 0.2904
Epoch 2460200.5
nobs 1585
nopp 19
Years observed 1997-2023
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.259
ep 0.054
sin(ip) 0.058
Value Standard error
G 0.150
H 15.510
Mass
D 4.27 0.222
pV 0.081 0.0145
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2586 0.0536 0.0578 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.27 0.222 0.222 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.081 0.0145 0.0145 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
15.51 MPC-2023-12-04 MPC-2023-12-04 Phot