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Today's Coronal Hole Properties | |||||
CHIMERA Number |
Centroid [Heliocentric] |
Width [°] |
Area [%] |
< B > [G] |
< Φ > [Mx] |
1 | E14N41 (-175",705") |
E19-E01 (18) |
2.8 | -3.1 | -2.0e21 |
2 | W26S57 (225",-751") |
W07-W49 (42) |
1.3 | 1.2 | 4.0e20 |
3 | E21S11 (-333",-78") |
E28-E13 (15) |
1.1 | -6.1 | -1.1e21 |
4 | W37S31 (502",-418") |
W28-W52 (24) |
0.8 | 3.7 | 6.2e20 |
5 | W57N01 (804",85") |
W53-W60 (7) |
0.1 | 4.3 | 1.3e20 |
6 | E29S23 (-428",-288") |
E31-E26 (5) |
0.1 | -16.3 | -1.6e20 |
7 | E38N33 (-495",599") |
E41-E35 (6) |
0.1 | -0.7 | -8.5e18 |
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 30-Mar-2024 20:30 UT . |