7 December 2017
20171206 Week Rotation Today Rotation Week 20171208

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 E22N52
(-220",769")
E66-W48
(114)
6.5 1.2 6.7e33
2 E52S15
(-740",-248")
E59-E44
(15)
0.4 -0.9 -2.5e32
3 W09S73
(44",-934")
E03-W18
(21)
0.1 -3.0 -6.9e32

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 7-Dec-2017 20:30 UT .