2018 Apr 21 19:00:00 UTC
Number of Detected Coronal Holes :01
  (based on SDO AIA 193 Angstrom Image)

CH 01
Area (thousandth of solar disk) :050
V001  S56.30  E 4.07
V002  S54.53  E15.01
V003  S51.84  E25.01
V004  S45.82  E32.00
V005  S40.97  E22.49
V006  S34.75  E14.29
V007  S32.04  E 6.79
V008  S39.26  E 8.92
V009  S37.92  E13.41
V010  S46.06  E11.72
V011  S46.74  E 3.56
V012  S41.61  W 5.72
V013  S36.34  W10.30
V014  S30.02  W14.71
V015  S35.50  W20.42
V016  S39.83  W19.90
V017  S40.81  W24.69
V018  S45.53  W20.82
V019  S51.65  W23.01
V020  S54.71  W11.91