12 December 2018
20181211 Week Rotation Today Rotation Week 20181213

NOAA
1 Active Region

Flare Forecast

Coronal Holes


Today's Coronal Hole Properties
CHIMERA Number
Centroid
[Heliocentric]
Width
[°]
Area
[%]
< B >
[G]
< Φ >
[Mx]
1 E09S44
(-108",-671")
E42-W72
(114)
11.8 -0.4 -2.3e21
2 E03N62
(-22",868")
E64-W71
(135)
3.0 0.9 3.8e21
3 E09N36
(-129",579")
E12-E06
(6)
0.1 -0.7 -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-Dec-2018 20:30 UT .