<s>
Sentinel-1B	B-Algorithm
is	O
a	O
European	O
radar	B-Algorithm
imaging	I-Algorithm
satellite	B-Application
launched	O
on	O
25	O
April	O
2016	O
.	O
</s>
<s>
It	O
is	O
the	O
second	O
of	O
two	O
original	O
satellites	B-Application
in	O
the	O
Sentinel-1	B-Algorithm
constellation	O
,	O
part	O
of	O
the	O
European	O
Union	O
's	O
Copernicus	B-General_Concept
programme	I-General_Concept
on	O
Earth	O
observation	O
.	O
</s>
<s>
The	O
satellite	B-Application
carries	O
a	O
C-SAR	O
sensor	O
,	O
capable	O
of	O
providing	O
high-resolution	O
imagery	O
regardless	O
of	O
weather	O
conditions	O
.	O
</s>
<s>
Satellite	B-Application
made	O
its	O
first	O
observation	O
on	O
28	O
April	O
,	O
capturing	O
250km	O
wide	O
image	O
of	O
Austfonna	O
glacier	O
on	O
Svalbard	O
.	O
</s>
<s>
The	O
power	O
issue	O
disabled	O
the	O
use	O
of	O
the	O
satellite	B-Application
's	O
payload	O
,	O
but	O
otherwise	O
the	O
satellite	B-Application
remains	O
operable	O
,	O
thus	O
allowing	O
ESA	O
to	O
perform	O
a	O
controlled	O
deorbit	O
.	O
</s>
