1 April 2019
20190331 Week Rotation Today Rotation Week 20190402

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 W05S42
(66",-565")
E54-W41
(95)
18.9 -0.5 -3.8e21
2 E67S68
(-332",-869")
E74-E50
(24)
0.2 -0.3 -2.7e20
3 W37S01
(583",70")
W36-W39
(3)
0.0 -0.9 -1.3e19

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 1-Apr-2019 19:30 UT .