Usable-HF :: Space Weather Center

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Sep 8 (Thu) 2011 (KST)
14:46:38 (KST) = 5:46:38 (UT+09:00)

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Forecast Model
Usable-HF

Real time Frequency Mapping Service

Usable-HF

Nowcasting the usable HF frequency based on the ionosonde observation

Providing hourly Maximum and Lowest usable frequency

Providing Service to Korean HF users

Update Period : 1 hour
F Seoul - Jeju
- 2017.05.29
- 2017.05.30
- 2017.05.31
- 2017.06.01
- 2017.06.02
- 2017.06.03
- 2017.06.04
- 2017.06.05
- 2017.06.06
- 2017.06.07
- 2017.06.08
- 2017.06.09
- 2017.06.10
- 2017.06.11
- 2017.06.12
- 2017.06.13
- 2017.06.14
- 2017.06.15
- 2017.06.16
- 2017.06.17
- 2017.06.18
- 2017.06.19
- 2017.06.20
- 2017.06.21
- 2017.06.22
- 2017.06.23
- 2017.06.24
- 2017.06.25
- 2017.06.26
- Current
Seosan - Pohang
- 2017.05.29
- 2017.05.30
- 2017.05.31
- 2017.06.01
- 2017.06.02
- 2017.06.03
- 2017.06.04
- 2017.06.05
- 2017.06.06
- 2017.06.07
- 2017.06.08
- 2017.06.09
- 2017.06.10
- 2017.06.11
- 2017.06.12
- 2017.06.13
- 2017.06.14
- 2017.06.15
- 2017.06.16
- 2017.06.17
- 2017.06.18
- 2017.06.19
- 2017.06.20
- 2017.06.21
- 2017.06.22
- 2017.06.23
- 2017.06.24
- 2017.06.25
- 2017.06.26
- Current
URL : spaceweather.rra.go.kr/models/usable-hf

Contact : KSWC, Observation Division, Junchul Mun (jcmun@korea.kr)

Developer : SELab, Inc. (jdlee@selab.co.kr)

198-6, Gwideok-ro, Hallim-eup, Jeju-si, Jeju-do 695-922 Korea
main tel: +82-64-797-7011 warn tel: +82-64-797-7031 email: spaceweather@korea.kr
Copyright © 2011 Korean Space Weather Center. All rights reserved.