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Today's Coronal Hole Properties | |||||
CHIMERA Number |
Centroid [Heliocentric] |
Width [°] |
Area [%] |
< B > [G] |
< Φ > [Mx] |
1 | W27N08 (421",57") |
W11-W41 (30) |
2.5 | -1.9 | -1.3e33 |
2 | E06N20 (-88",232") |
E10-E01 (9) |
0.2 | -54.7 | -1.7e33 |
3 | W02N18 (31",203") |
E03-W05 (8) |
0.1 | -22.3 | -2.8e32 |
Note: Solar Monitor's coronal hole segmentations are performed by CHIMERA, a copy of which is available at: github.com/TCDSolar/CHIMERA. The operations of the CHIMERA algorithm is described in a peer reviewed paper: arxiv.org/abs/1711.11476. 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, and the region positions are valid on 28-Jul-2012 07:00 UT . |