20 March 2019
20190319 Week Rotation Today Rotation Week 20190321

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 W02S72
(10",-873")
E70-W61
(131)
2.4 -0.8 -3.3e21
2 E42S26
(-582",-337")
E61-E26
(35)
1.9 -0.1 -1.3e20
3 E37N55
(-337",836")
E44-E27
(17)
0.2 0.3 1.7e20
4 E60S18
(-793",-245")
E68-E54
(14)
0.1 -0.6 -7.8e19

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-Mar-2019 20:30 UT .