12 April 2019
20190411 Week Rotation Today Rotation Week 20190413

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 W31S64
(219",-819")
E83-W62
(145)
4.6 -0.9 -5.9e21
2 W13N62
(102",889")
E44-W35
(79)
1.4 0.6 2.0e21
3 E12S23
(-187",-283")
E15-E09
(6)
0.1 -0.9 -1.6e19

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 12-Apr-2019 22:00 UT .