McArthur

13622, 1981 WA9, 1981WA9, 1995 HY2, 1995HY2, 1998 TO33, 1998TO33, J81W09A, J95H02Y, J98T33O

All data for this body: [vot]

MPC data
Name (number) McArthur (13622)
a 3.20071
e 0.18230
i / sin(i) 3.3094 / 0.05773
q 2.61724
Q 3.78418
ω 338.0922
Node 127.8048
m 165.7240
n 0.1721
Epoch 2460800.5
nobs 2339
nopp 26
Years observed 1981-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.191
ep 0.196
sin(ip) 0.039
G 0.150
H 13.780
Mass
D 9.60 0.480
pV 0.076 0.0110
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1907 0.1958 0.0394 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.60 0.480 0.480 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.076 0.0110 0.0110 Masiero 2012ApJ...759L...8M 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
13.78 MPC-2023-12-04 MPC-2023-12-04 Phot