Has there often been situations that A-index is greater than solar flux number? If this goes on, we'll soon have one.
73, Mauno :Product: Geophysical Alert Message wwv.txt :Issued: 2003 Dec 11 2109 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Environment Center # # Geophysical Alert Message # Solar-terrestrial indices for 11 December follow. Solar flux 86 and estimated mid-latitude A-Index 43. The mid-latitude K-index at 2100 UTC on 11 December was 3 (29 nT). Space weather for the past 24 hours has been moderate. Geomagnetic storms reaching the G2 level occurred. Space weather for the next 24 hours is expected to be minor. Geomagnetic storms reaching the G1 level are expected. ---[Start Commercial]--------------------- World Radio TV Handbook 2004 is coming out! Preorder yours now! Only $20.97 through us. http://www.amazon.com/exec/obidos/ASIN/0823059685/hardcoredxcom ---[End Commercial]----------------------- ________________________________________ Hard-Core-DX mailing list [EMAIL PROTECTED] http://dallas.hard-core-dx.com/mailman/listinfo/hard-core-dx http://www.hard-core-dx.com/ _______________________________________________ THE INFORMATION IN THIS ARTICLE IS FREE. It may be copied, distributed and/or modified under the conditions set down in the Design Science License published by Michael Stutz at http://dsl.org/copyleft/dsl.txt