29 August 2017
20170828 Week Rotation Today Rotation Week 20170830

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 E15N39
(-195",508")
E38-W89
(127)
20.5 0.8 5.7e33
2 E24S66
(-156",-907")
E49-W02
(51)
0.4 -1.0 -1.8e33
3 W31S68
(180",-912")
W13-W48
(35)
0.1 -0.8 -8.5e32

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 29-Aug-2017 19:30 UT .