Predicted planetary A index is 5, 8, 12, and 10 on March 8-11; 5 on March
12-15; 12, 15, and 18 on March 16-18; 5 on March 19-20; 12, 18, 10, 5, 8, and
20 on March 21-26; 5 on March 27-29; 8 on March 30-31; 5 on April 1-3; 8 on
April 4-5; 5 on April 6-9; 10, 12, 12, 15, and 18 on April 10-14; 5 on April
15-16, and 12, 18, 10, 8, and 5 on April 17-21.

Sunspot numbers for March 1 through 7, 2018 were 0, 11, 0, 0, 0, 0, and 0, with
 a mean of 1.6. The 10.7-centimeter flux was 67.2, 67.8, 67.8, 67.5, 67.6,
67.6, and 67.8, with a mean of 67.6. Estimated planetary A indices were 6, 4,
6, 6, 5, 5, and 4, with a mean of 5.1. Estimated mid-latitude A indices were 5,
 3, 5, 7, 5, 4, and 3, with a mean of 4.6.

Send me your reports or observations.

____________________________________________________________________________


Just Ahead in Radiosport

 *  March 10 -- QRP ARCI Spring Thaw SSB Sprint
 *  March 10 -- AGCW QRP Contest (CW)
 *  March 10-11 -- RSGB Commonwealth Contest (CW)
 *  March 10-11 -- SARL VHF/UHF Analogue/Digital Contest
 *  March 10-11 -- F9AA Cup, SSB
 *  March 10-11 -- South America 10-Meter Contest (CW, phone)
 *  March 10-11 -- SKCC Weekend Sprintathon (CW)
 *  March 10-11 -- Stew Perry Topband Challenge
 *  March 10-11 -- Oklahoma QSO Party (CW, phone, digital)
 *  March 10-11 -- EA PSK63 Contest Dig RSQ
 *  March 10-11 -- Tesla Memorial HF CW Contest
 *  March 10-11 -- QCWA QSO Party (CW, phone, digital)
 *  March 10-11 -- Idaho QSO Party (CW, phone, digital)
 *  March 11 -- North American Sprint, RTTY
 *  March 11 -- UBA Spring Contest, 2 Meters (CW, phone)
 *  March 11 -- WAB 3.5 MHz Phone
 *  March 11 -- Wisconsin QSO Party (CW, phone, digital)
 *  March 12 -- 4 States QRP Group Second Sunday Sprint (CW, phone)
 *  March 13 -- CLARA Chatter Party (CW, phone)
 *  March 14 -- RSGB 80-Meter Club Championship, CW

See the ARRL Contest Calendar for more information. For in-depth reporting on
Amateur Radio contesting, subscribe to The ARRL Contest Update via your ARRL
member profile e-mail preferences.

Upcoming ARRL Section, State, and Division Conventions

 *  March 9-10 -- Louisiana State Convention, Rayne, Louisiana
 *  March 9-10 -- North Carolina Section Convention, Concord, North Carolina
 *  March 10 -- Nebraska State Convention, Lincoln, Nebraska
 *  March 16-17 -- South Texas Section Convention, Rosenberg, Texas
 *  March 17 -- Southern Florida Section Convention, Stuart, Florida
 *  March 17 -- West Texas Section Convention, Midland, Texas
 *  March 24 -- Utah Digital Communications Conference, Sandy, Utah
 *  March 24 -- MicroHAMS Digital Conference, Redmond, Washington
 *  March 24 -- West Virginia Section Convention, Charleston, West Virginia
 *  March 30-31 -- Maine State Convention, Lewiston, Maine
 *  March 31 -- North Carolina State Convention, Raleigh, North Carolina
 *  April 6-7 -- OzarkCon QRP Conference, Branson, Missouri
 *  April 13-14 -- Oklahoma State Convention, Claremore, Oklahoma
 *  April 14-15 -- Communications Academy, Seattle, Washington
 *  April 21 -- Delaware State Convention, Georgetown, Delaware
 *  April 21 -- Aurora '18 Conference, White Bear Lake, Minnesota
 *  April 28 -- Mentorfest Convention, Garland, Texas

Find conventions and hamfests in your area.

____________________________________________________________________________


ARRL -- Your One-Stop Resource for Amateur Radio News and Information.

 *  Join or Renew Today! ARRL membership includes QST, Amateur Radio's most
    popular and informative journal, delivered to your mailbox each month.
 *  Listen to ARRL Audio News, available every Friday.

Subscribe to...

 *  NCJ -- National Contest Journal. Published bimonthly, features articles
    by top contesters, letters, hints, statistics, scores, NA Sprint, and
    QSO Parties.
 *  QEX -- A Forum for Communications Experimenters. Published bimonthly,
    features technical articles, construction projects, columns, and other
    items of interest to radio amateurs and communications professionals.

Free of charge to ARRL members...

 *  Subscribe to the ARES E-Letter (monthly public service and emergency
    communications news), the ARRL Contest Update (bi-weekly contest
    newsletter), Division and Section news alerts -- and much more!

Find ARRL on Facebook! Follow us on Twitter, Snapchat @ARRLHQ, and Instagram!

____________________________________________________________________________


The ARRL Letter is published Thursdays, 48 times each year. ARRL members may
subscribe at no cost or unsubscribe by editing their Member Data Page as
described at http://www.arrl.org/arrlletter/.

Copyright (C) 2018 American Radio Relay League, Incorporated. Use and
distribution of this publication, or any portion thereof, is permitted for
non-commercial or educational purposes, with attribution. All other purposes
require written permission.

www.arrl.org

)\/(ark

Always Mount a Scratch Monkey
Do you manage your own servers? If you are not running an IDS/IPS yer doin' it
wrong...
... The North has green salads. The South has collard greens.
---
 * Origin:  (1:3634/12.73)