29 September 2018
20180928 Week Rotation Today Rotation Week 20180930

NOAA
0 Active Regions

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 W14N69
(85",847")
E85-W45
(130)
3.9 1.4 7.5e21
2 E20S11
(-316",-291")
E30-E03
(27)
2.7 -1.1 -8.2e20

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-Sep-2018 23:10 UT .