Date: Thu, 27 Jan 94 04:30:45 PST
From: Ham-Space Mailing List and Newsgroup <ham-space@ucsd.edu>
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Subject: Ham-Space Digest V94 #11
To: Ham-Space
Ham-Space Digest Thu, 27 Jan 94 Volume 94 : Issue 11
Today's Topics:
Daily IPS Report - 23 Jan 94
Daily IPS Report - 24 Jan 94
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----------------------------------------------------------------------
Date: 23 Jan 94 23:31:14 GMT
From: library.ucla.edu!europa.eng.gtefsd.com!howland.reston.ans.net!spool.mu.edu!cass.ma02.bull.com!syd.bull.oz.au!brahman!tmx!basser.cs.su.oz.au!metro!news.ci.com.au!eram@nntp.ucsb.edu
Subject: Daily IPS Report - 23 Jan 94
To: ham-space@ucsd.edu
IPS RADIO AND SPACE SERVICES AUSTRALIA
Daily Solar And Geophysical Report
Issued at 2330 UT 22 January 1994
Summary for 22 January and Forecast up to 25 January
No warning is current.
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity: low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number : 113/064
1B. SOLAR FORECAST
23 January 24 January 25 January
Activity Low Low Low
Fadeouts None expected None expected None expected
Forecast 10.7 cm flux/Equivalent Sunspot Number : 110/060
1C. SOLAR COMMENT
None.
-----------------------------------------------------------
2A. MAGNETIC SUMMARY
Geomagnetic field at Learmonth : quiet to unsettled
Estimated Indices : A K Observed A Index 21 January
Learmonth 04 3211 0012
Fredericksburg 05 07
Planetary 07 07
2B. MAGNETIC FORECAST
DATE Ap CONDITIONS
23 Jan 15 Quiet to unsettled.
24 Jan 06 Quiet.
25 Jan 06 Quiet.
2C. MAGNETIC COMMENT
Active periods for 22nd did not eventuate. Active periods expected
during interval 27-29 Jan due to coronal hole.
3A. GLOBAL HF PROPAGATION SUMMARY
LATITUDE BAND
DATE LOW MIDDLE HIGH
22 Jan normal normal normal
PCA Event : None.
3B. GLOBAL HF PROPAGATION FORECAST
LATITUDE BAND
DATE LOW MIDDLE HIGH
23 Jan normal fair fair
24 Jan normal normal normal
25 Jan normal normal normal
3C. GLOBAL HF PROPAGATION COMMENT
NONE.
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
MUFs at Sydney were slightly above predicted monthly values
T index: 53
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
DATE T-index MUFs
23 Jan 60 About 15% above predicted monthly values.
24 Jan 50 Near predicted monthly values.
25 Jan 60 About 15% above predicted monthly values.
Predicted Monthly T Index for January is 30.
4C. AUSTRALIAN REGION COMMENT
Slight degradations possible on the 23/24th.
--
Dave Horsfall (VK2KFU) VK2KFU @ VK2OP.NSW.AUS.OC PGP 2.3
dave@esi.COM.AU ...munnari!esi.COM.AU!dave available
------------------------------
Date: 23 Jan 94 23:32:02 GMT
From: library.ucla.edu!europa.eng.gtefsd.com!howland.reston.ans.net!spool.mu.edu!cass.ma02.bull.com!syd.bull.oz.au!brahman!tmx!basser.cs.su.oz.au!metro!news.ci.com.au!eram@nntp.ucsb.edu
Subject: Daily IPS Report - 24 Jan 94
To: ham-space@ucsd.edu
IPS RADIO AND SPACE SERVICES AUSTRALIA
Daily Solar And Geophysical Report
Issued at 2330 UT 23 January 1994
Summary for 23 January and Forecast up to 26 January
No warning is current.
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity: low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number : 118/070
1B. SOLAR FORECAST
24 January 25 January 26 January
Activity Low Low Low
Fadeouts None expected None expected None expected
Forecast 10.7 cm flux/Equivalent Sunspot Number : 110/060
1C. SOLAR COMMENT
None.
-----------------------------------------------------------
2A. MAGNETIC SUMMARY
Geomagnetic field at Learmonth : quiet to unsettled
Estimated Indices : A K Observed A Index 22 January
Learmonth 05 2221 1211
Fredericksburg 05 09
Planetary 05 07
2B. MAGNETIC FORECAST
DATE Ap CONDITIONS
24 Jan 08 Quiet to unsettled.
25 Jan 08 Quiet to unsettled.
26 Jan 08 Quiet to unsettled.
2C. MAGNETIC COMMENT
Active periods expected during interval 27-29 Jan due to coronal
hole.
3A. GLOBAL HF PROPAGATION SUMMARY
LATITUDE BAND
DATE LOW MIDDLE HIGH
23 Jan normal normal normal
PCA Event : None.
3B. GLOBAL HF PROPAGATION FORECAST
LATITUDE BAND
DATE LOW MIDDLE HIGH
24 Jan normal normal fair
25 Jan normal normal fair
26 Jan normal normal fair
3C. GLOBAL HF PROPAGATION COMMENT
HF Conditons should remain good until Jan 27 when degraded comms
are expected for mid and high lats.
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
MUFs at Sydney were about 15% above predicted monthly values
T index: 75
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
DATE T-index MUFs
24 Jan 60 About 15% above predicted monthly values.
25 Jan 60 About 15% above predicted monthly values.
26 Jan 60 About 15% above predicted monthly values.
Predicted Monthly T Index for January is 30.
4C. AUSTRALIAN REGION COMMENT
Degraded HF comms expected during Jan 27-29.
--
Dave Horsfall (VK2KFU) VK2KFU @ VK2OP.NSW.AUS.OC PGP 2.3
dave@esi.COM.AU ...munnari!esi.COM.AU!dave available
------------------------------
Date: Tue, 25 Jan 1994 19:14:57 GMT
From: netcomsv!netcom.com!wb8foz@decwrl.dec.com
To: ham-space@ucsd.edu
References <2h99hg$65k@hpavla.lf.hp.com>, <2hd6ji$q5e@hpavla.lf.hp.com>, <1994Jan17.145311.25166@ke4zv.atl.ga.us>
Reply-To : wb8foz@skybridge.scl.cwru.edu (David Lesher)
Subject : Re: Vacuum tubes in spacecraft?
gary@ke4zv.atl.ga.us (Gary Coffman) writes:
>Note, Apollo used the HP-35 calculator as backup for it's computers,
>so the necessary data loads aren't that large.
Err,
The 35 came out in early 72. It took me 6 months to get one.
Thus later Apollo flights may have used them, but not early
ones.
--
A host is a host from coast to coast.................wb8foz@nrk.com
& no one will talk to a host that's close...........(v)301 56 LINUX
Unless the host (that isn't close)....kibo# 665.99.........pob 1433
is busy, hung or dead..............vr....................20915-1433
------------------------------
End of Ham-Space Digest V94 #11
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