2001 BK9

2001BK9, 39278, K01B09K

All data for this body: [vot]

MPC data
Name (number) 2001 BK9 (39278)
a 5.24937
e 0.07938
i / sin(i) 6.0073 / 0.10465
q 4.83265
Q 5.66609
ω 40.3535
Node 27.6075
m 65.1520
n 0.0819
Epoch 2460800.5
nobs 1822
nopp 23
Years observed 1991-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 12.020
Mass
D 20.12 1.070
pV 0.091 0.0180
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.017
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.12 1.070 1.070 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.091 0.0180 0.0180 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
12.02 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
X X 0.3361 0.3361 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
XD 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT