2001 BU31

2001BU31, 72303, K01B31U

All data for this body: [vot]

MPC data
Name (number) 2001 BU31 (72303)
a 2.52747
e 0.06799
i / sin(i) 13.9392 / 0.24089
q 2.35563
Q 2.69932
ω 310.8461
Node 311.6606
m 256.4080
n 0.2453
Epoch 2460800.5
nobs 2805
nopp 18
Years observed 1974-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.528
ep 0.078
sin(ip) 0.255
G 0.150
H 14.460
Mass
D 3.92 0.384
pV 0.263 0.0629
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5284 0.0779 0.2549 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.92 0.384 0.384 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.263 0.0629 0.0629 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
14.46 MPC-2023-12-04 MPC-2023-12-04 Phot