2001 BT31

2001BT31, K01B31T, K5380

All data for this body: [vot]

MPC data
Name (number) 2001 BT31 (205380)
a 5.19655
e 0.10991
i / sin(i) 27.9504 / 0.46871
q 4.62540
Q 5.76770
ω 148.2337
Node 317.7793
m 53.6540
n 0.0832
Epoch 2460800.5
nobs 642
nopp 15
Years observed 1999-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 12.550
Mass
D 14.43 0.580
pV 0.123 0.0260
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.628
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.43 0.580 0.580 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.123 0.0260 0.0260 Grav 2011ApJ...742...40G 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
12.55 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.938 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT