20 May 2019
20190519 Week Rotation Today Rotation Week 20190521

NOAA
0 Active Regions

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 W07S55
(65",-760")
E71-W72
(143)
5.2 -0.8 -3.2e21
2 E22N03
(-359",87")
E43-W07
(50)
2.8 -0.1 -9.1e19
3 E15N66
(-99",877")
E55-W63
(118)
1.7 1.0 3.8e21

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 20-May-2019 22:00 UT .