2007 BL21

2007BL21, K07B21L, U9169

All data for this body: [vot]

MPC data
Name (number) 2007 BL21 (309169)
a 3.14132
e 0.05508
i / sin(i) 12.1785 / 0.21096
q 2.96830
Q 3.31435
ω 21.7458
Node 110.1351
m 98.0057
n 0.1770
Epoch 2460800.5
nobs 418
nopp 15
Years observed 2005-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.138
ep 0.083
sin(ip) 0.192
G 0.150
H 15.900
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.298
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1378 0.0834 0.1915 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.90 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
D S 0.0609 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.1371 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Q 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2012 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2178 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2624 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5350 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0762 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.1118 0.2080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT