ARLD037 Propagation de K7RA

Welcome to the Propagation Forecast update from Big Island ARRL News.

Views expressed in this Amateur/Ham Radio News summary are those of the reporters and correspondents.

Content provided by Tad Cook (K7RA) and HQ ARRL, 225 Main Street, Newington, CT, 06111.

Accessed on 14 September 2019, 1630 UTC, Post 1117.

Source:

https://mail.google.com/mail/u/0/?tab=rm&ogbl#label/ARRL+website/FMfcgxwDrHqWJZkTfvhWZKKdNgkPmlbg

Please click the link or scroll down to read the complete update.

ARRL Web site

Sep 13, 2019, 7:58 AM (22 hours ago)
 to me
SB PROP @ ARL $ARLP037
ARLP037 Propagation de K7RA

ZCZC AP37
QST de W1AW
Propagation Forecast Bulletin 37  ARLP037
From Tad Cook, K7RA
Seattle, WA  September 13, 2019
To all radio amateurs

SB PROP ARL ARLP037
ARLP037 Propagation de K7RA

No sunspots this week. Average daily sunspot numbers declined from
3.4 to 0. At the same time, average daily solar flux rose from
67.4 to 69.4.

Geomagnetic activity quieted, with average daily planetary A index
declining from 19.9 to 8.9, while average daily mid-latitude A index
went from 16.7 to 7.7.

Predicted solar flux is 68 on September 13-22, 69 on September 23
through October 5, 68 on October 6-19, 69 on October 20-24, 68 on
October 25 and 69 on October 26-27.

Predicted planetary A index is 5 on September 13-22, 8 on September
23, 5 on September 24-25, then 10, 35, 45, 20 and 10 on September
26-30, then 8, 10 and 8 on October 1-3, 5 on October 4-19, 8 on
October 20, 5 on October 21-22, then 8, 25, 30, 18 and 8 on October
23-27.

Geomagnetic activity forecast for the period September 13 til
October 9, 2019 from F.K. Janda, OK1HH.

“Geomagnetic field will be
Quiet on: September 14-16, 20 (-21,) November 8-9
Quiet to unsettled on: September 13, 17-19, 22, (24,) November 4-7
Quiet to active on: September 23, 25, 30, November 1-3
Unsettled to active on: September (26)
Active to disturbed: September (27-29)

“Solar wind will intensify on: September 16, (24-27,) 28-30. October
1 (-4, 7-9)

“-Parenthesis means lower probability of activity enhancement.
-The predictability of changes remains lower at present.”

Jon Jones, N0JK wrote: “There was some sporadic-E skip on 6 meters
September 1 from the Midwest to Mexico to W6 and W7. From Kansas, I
worked XE2OR in Mexico, and several stations in Arizona and
California.

“On September 7, stations in New England worked the Gulf Coast. The
Es may have been associated with active geomagnetic field
conditions.”

Ken Brown, N4SO of Grand Bay, Alabama reports on his recent FT8
contacts on 17 and 40 meters: “17 Meters remains stable and a very
good daylight band for DX.  Here is a sample of contacts on the FT8
digital mode.

“18.100 FT8  Sept. 11
135800 -15  0.1 1795   N4SO SP9DWT RR73 (Poland)
170830 -17  0.3 1278   N4SO 5B4ALJ RR73  (Mike in Cyprus)
170900 -16  0.4  779   CQ AL ON5CD JO20   Belgium  (Note calling CQ
for Alabama.
171130 -11  0.4  779   N4SO ON5CD RR73
171700 -16  0.2 1676   CQ MM0CEZ IO75     Scotland

“40 Meters remains an excellent band for DX contacts during the night
with a world-wide range of countries on the FT8 digital mode.

“7.074 FT8  Sept. 9
131415  -1  0.5 1705   CQ KH2L QK23       Guam
132945  -9  0.1 2340   N4SO KH2L R-23
133000  Tx      2378   KH2L N4SO RR73”

Mike, K6THZ in Santa Clara, California reports unexpected
propagation on 15 meters via FT8 late at night, including a QSO with
Norway.

If you would like to make a comment or have a tip for our readers,
email the author at, k7ra@arrl.net.

For more information concerning radio propagation, see the ARRL
Technical Information Service web page at,
http://arrl.org/propagation-of-rf-signals. For an explanation of
numbers used in this bulletin, see
http://arrl.org/the-sun-the-earth-the-ionosphere.

An archive of past propagation bulletins is at
http://arrl.org/w1aw-bulletins-archive-propagation. More good
information and tutorials on propagation are at http://k9la.us/.

Monthly propagation charts between four USA regions and twelve
overseas locations are at http://arrl.org/propagation.

Instructions for starting or ending email distribution of ARRL
bulletins are at http://arrl.org/bulletins.

Sunspot numbers for September 5 through 11, 2019 were 0, 0, 0, 0, 0,
0, and 0, with a mean of 0. 10.7 cm flux was 68.3, 68.9, 73.9, 67.5,
68.8, 70, and 68.1, with a mean of 69.4. Estimated planetary A
indices were 14, 8, 7, 10, 14, 4, and 5, with a mean of 8.9. Middle
latitude A index was 11, 9, 6, 9, 11, 4, and 4, with a mean of 7.7.
NNNN
/EX

————————

Hawaii Island Amateur/Ham Radio News:

Don’t forget “Hawaii Grid Madness 2019” this Sunday (15

September 2019), from 1300 to 1700 HST.  You can find the

revised contest package here:

https://gridmadness.blogspot.com


For the latest Amateur/Ham Radio news and information, please

check the blog sidebars and links.  These news feeds are updated

daily and weekly.  Thanks for joining us today.

Aloha es 73 de Russell Roberts (KH6JRM).

Public Information Coordinator

Hawaii County, ARRL Pacific Section

https://bigislandarrlnews.com

Retired News director of Pacific Radio Group Radio Stations on Hawaii-the Big Island. I have more than 40 years of broadcast experience, including positons at KTUH-FM (UH-Manoa), KPOI-FM (Honolulu). KHLO-AM (Hilo), KKBG-FM (KBIG-FM)(Hilo/Kona), KAPA-FM (Hilo-Kona). Native-FM (Hilo-Kona), and ESPN Hawaii (Hilo-Kona). Former University of Hawaii-Hilo librarian. Retired Air Force Officer. Amateur (Ham) Radio operator since 1977 (currently holds the Amateur Extra Class License from the FCC-KH6JRM).... Can read, write, and speak Russian. Retired on 30 September 2011, but still maintains a Hawaii Island News Blog.

Tagged with: , , ,
Posted in Amateur/Ham Radio, ARES, ARRL, Big Island ARRL News, Big Island of Hawaii ARRL info, Club Activities, Contests, DX-peditions, Hawaii Island Amateur Radio Clubs
Subscribe to Blog via Email

Enter your email address to subscribe to this blog and receive notifications of new posts by email.

Join 157 other subscribers

  • Amateur Radio Newsline Report 2272 for Friday May 14, 2021 May 14, 2021
    - INDIAN HAMS ASSIST WITH SUPPLIES TO COVID PATIENTS - BRAZILIAN AMATEURS SEEK EQUIPMENT TAX EXEMPTION - DEBRIS FROM CHINESE ROCKET SCATTERS IN INDIAN OCEAN - PARKER PROBE EXPLORES SUN'S IMPACT ON VENUS' IONOSPHERE - NEW ZEALAND AMATEURS APPROVED FOR 60M OPERATION - RSGB ADDS RESOURCES FOR RADIATION MEASUREMENTS, OPERATOR EXAMS - 100 WATTS AND […]
    Kevin Trotman
  • Amateur Radio Newsline Report 2271 for Friday May 7, 2021 May 7, 2021
    - FRIEDRICHSHAFEN TRADE SHOW TO BE VIRTUAL - MICROWAVE ATTACKS REPORTED IN WASHINGTON, D.C. - SPECIAL EVENT RECALLS DOOMED US SUBMARINE - WIA PRESSES ACMA for GREATER SPECTRUM ACCESS - 'FENCE-TENNA' PROJECT GETS GOOD RECEPTION - NEW FORMAT UNVEILED FOR YOTA ONLINE - 'RADIO WATCH' STIRS INTEREST AT EARTH DAY EVENT - 'SHORTWAVE RADIOGRAM' MARKS […]
    Kevin Trotman
  • Amateur Radio Newsline Report 2270 for Friday April 30, 2021 April 30, 2021
    - WRTC POSTPONED UNTIL 2023 - SPECIAL RECOGNITION FOR YOUNGEST CONTESTERS - LAUNCH PLANNED FOR SATELLITE MADE OF WOOD - YOUNG RADIO FRIENDS SHARE EVERYTHING, INCLUDING AN HONOR - SMARTPHONES ANSWER THE CALL OF SOLAR STORMS - NETS OF NOTE: HAMS CHECK IN TO SHARE SOME 'CABIN FEVER' - NEWSLINE IN SEARCH OF 2021 YOUNG […]
    Kevin Trotman
  • Radio Frequency Interference Seminar Set for May 19 via Zoom May 14, 2021
    ARRL Laboratory Manager Ed Hare, W1RFI, hold a Radio Frequency Interference (RFI) seminar via Zoom on Wednesday, May 19, at 2000 UTC. His 30-minute slide presentation offers an overview of politics, personalities, and technical issues involved in electromagnetic interference (EMI) control as well as causes and cures. A question-and-answer session will follow the slide presentation. […]
  • Wooden Satellite to Launch by Year’s End May 14, 2021
    The WISA Woodsat project, being sponsored by plywood supplier WISA in an unconventional PR initiative, is poised to place a wooden satellite into orbit by the end of the year. The idea is to test the suitability of treated wood as a low-cost and widely available material for space applications. The IARU posting for Woodsat […]
  • The K7RA Solar Update May 14, 2021
    Tad Cook, K7RA, Seattle, reports: Sunspot activity returned last Friday, May 7, and has held steady since. Average daily sunspot numbers rose from 11.9 to 21.1, and average daily solar flux was up 2.1 points to 74.3 for the reporting week ending May 12.Geomagnetic activity was quiet until Wednesday, May 12, when the planetary A […]
Latest Amateur Radio Posts
Blog Stats
  • 21,309 hits
Post Archives
%%footer%%