Perotto

12222, 1982 WA, 1982WA, J82W00A

All data for this body: [vot]

MPC data
Name (number) Perotto (12222)
a 2.61846
e 0.18571
i / sin(i) 10.7896 / 0.18720
q 2.13218
Q 3.10475
ω 209.5320
Node 254.0255
m 338.4462
n 0.2326
Epoch 2460800.5
nobs 2859
nopp 24
Years observed 1976-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.619
ep 0.204
sin(ip) 0.203
G 0.150
H 13.790
Mass
D 9.19 1.543
pV 0.051 0.0218
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6186 0.2044 0.2028 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.74 2.175 2.175 Masiero 2017AJ....154..168M NEATM
9.52 2.600 2.600 Masiero 2020PSJ.....1....5M NEATM
9.96 4.050 4.050 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0298 0.0298 Masiero 2017AJ....154..168M NEATM
0.052 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.058 0.0360 0.0930 Masiero 2021PSJ.....2..162M 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
13.79 MPC-2023-12-04 MPC-2023-12-04 Phot