Transit of Venus Special Event, 5/6 June 2012:

For the 7th time in Human history and last time this century, Venus will pass 
in front of the sun on 6 June 2012.  We are encouraging hams to join up with 
astronomers and observers in public places to share in this event.  It is 
observable worldwide except the center of the Atlantic (eastern S.America and 
western Africa)  Everywhere else can see parts of it.  It lasts 5+ hours and is 
fully visible around the Pacific Rim. In the Usa it is late afternoon on the 
5th towards sunset.

All previous centuries were before the discovery of radio and so sailing ships 
were dispatched around the globe to time the event.  From these times, the size 
of the Solar System could be calculated.  It took months if not years to get 
the data back.  Now we can do it in 0.05 seconds with Ham radio.

See if you can contact hams at other Transit of Venus sites from your public 
observing site.  Here are the suggested calling frequencies.  We don't want 
contest-style pileups nor home stations.  We just want a place where similar 
public setups can contact like minded other public viewing sites via ham radio 
and make their reports.

See the web page:  http://aprs.org/VenusTransit2012.html

We are suggesting these calling frequencies:

40 Meters -  7180 KHz
20 Meters - 14240 KHz
17 Meters - 18140 KHz
15 Meters - 21240 KHz
12 Meters - 24940 KHz
10 Meters - 28340 KHz

VHF - Join the global APRS message reflector "CQ VENUS" to exchange live APRS 
messages with all other participants.  To do this, send APRS msg to CQSRVR with 
the first words of your message CQ VENUS ... and your text.  You can send up to 
one messae each 30 minutes.  For details, see the web page.

*** TAKE ALL IMPORTANT SAFETY PRECAUTIONS WHEN VIEWING THE SUN!!! *** Google 
for Techniques.

Bob Bruninga, WB4APR (will be observing in Japan with a Japanese callsign 
JH1IBN-7 from Kyoto.
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