1999 AS31

1999AS31, 1980 RM, 1980RM, 53132, J80R00M, J99A31S

All data for this body: [vot]

MPC data
Name (number) 1999 AS31 (53132)
a 2.54641
e 0.21560
i / sin(i) 5.2835 / 0.09208
q 1.99740
Q 3.09541
ω 322.0183
Node 330.9835
m 29.2288
n 0.2426
Epoch 2460800.5
nobs 3086
nopp 24
Years observed 1980-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.546
ep 0.209
sin(ip) 0.102
G 0.150
H 14.280
Mass
D 3.48 0.633
pV 0.278 0.1965
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5460 0.2094 0.1024 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.48 0.633 0.633 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.278 0.1965 0.1965 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
14.28 MPC-2023-12-04 MPC-2023-12-04 Phot