1999 XK180

1999XK180, 1989 XN1, 1989XN1, 71140, J89X01N, J99XI0K

All data for this body: [vot]

MPC data
Name (number) 1999 XK180 (71140)
a 2.77438
e 0.10974
i / sin(i) 15.2245 / 0.26260
q 2.46993
Q 3.07884
ω 339.3836
Node 76.9251
m 107.1384
n 0.2133
Epoch 2460200.5
nobs 1695
nopp 20
Years observed 1989-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.774
ep 0.107
sin(ip) 0.243
Value Standard error
G 0.150
H 14.150
Mass
D 7.72 0.151
pV 0.096 0.0065
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7736 0.1074 0.2426 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.65 0.236 0.236 Masiero 2011ApJ...741...68M NEATM
7.77 0.196 0.196 Masiero 2011ApJ...741...68M NEATM
9.58 3.180 3.180 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.097 0.0071 0.0071 Masiero 2011ApJ...741...68M NEATM
0.100 0.0185 0.0185 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
14.15 MPC-2023-12-04 MPC-2023-12-04 Phot