2009 BU44

2009BU44, K09B44U, L2953

All data for this body: [vot]

MPC data
Name (number) 2009 BU44 (212953)
a 3.14651
e 0.01761
i / sin(i) 3.1837 / 0.05554
q 3.09111
Q 3.20190
ω 331.3555
Node 313.3919
m 193.5408
n 0.1766
Epoch 2460800.5
nobs 451
nopp 18
Years observed 1995-2024
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.143
ep 0.045
sin(ip) 0.074
G 0.150
H 15.700
Mass
D 4.82 0.304
pV 0.039 0.0054
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 1.891
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1429 0.0446 0.0738 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.49 0.380 0.380 Masiero 2012ApJ...759L...8M NEATM
5.42 0.508 0.508 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0060 0.0060 Masiero 2011ApJ...741...68M NEATM
0.042 0.0130 0.0130 Masiero 2012ApJ...759L...8M 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
15.70 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
C C 0.0105 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0358 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0443 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0471 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0665 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0838 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D C 0.0782 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.0739 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0271 0.0290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT