9 August 2017
20170808 Week Rotation Today Rotation Week 20170810

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 -164
(87",-380")
9.3e04
(3.6)
5.3 -8.4 -7.8e33
2 -843
(-731",436")
1.1e05
(0.7)
9.7 -5.9 -6.7e33

Note: Solar Monitor's coronal hole segmentations are performed by CHIMERA, a copy of which is available at: github.com/solarmonitor/solarmonitoridl/idl. An extensive copy of coronal hole properties are available at: solarmonitor.org/data. The latest positions of the coronal holes are given in heliocentric co-ordinates. The region positions are valid on 9-Aug-2017 23:30 UT .