PDS_VERSION_ID        = PDS3
RECORD_TYPE           = STREAM
OBJECT                = TEXT
 PUBLICATION_DATE     = 2007-07-27
 NOTE                 = " E-mail and other messages
                          concerning MGS Radio Science on
                          or about 1998/072."
END_OBJECT            = TEXT
END


From trish@rodan.jpl.nasa.gov Thu Mar 12 21:56:01 1998
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Date: 12 Mar 98 21:58:09 -0800
From: Trish Priest <trish@rodan.jpl.nasa.gov>
Subject: Occultation #70, Orbit 173
To: David Hinson <hinson@nimbus.Stanford.EDU>,
        Richard Simpson <rsimpson@magellan.stanford.edu>,
        Joe Twicken <joe@neptune.Stanford.EDU>,
        Len Tyler <len@nova.Stanford.EDU>
CC: Salvadore Abbate <Salvatore.F.Abbate@jpl.nasa.gov>,
        Sami Asmar <Sami.W.Asmar@jpl.nasa.gov>,
        Jennifer Caetta <caetta@biollante.jpl.nasa.gov>,
        Paula Eshe <Paula.M.Eshe@jpl.nasa.gov>
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Hello,

Occultation #70 went smoothly.

Record Times: 072-05:24:00 to 072-05:43:00
One-way Times: 072-05:24:43 to 072-05:42:30
Expected Surface Begin:  072-05:37:31
Expected Eclipse Begin:  072-05:40:37
SNT:  not available

SPK:  spk_i_980312_OD173_183_V1
SOE:  p174a.01.soe
Script:  98072.34.a173.scr

There were no attenuation changes.

The next occultation occurs at 10:50 AM PST Friday at DSS 15.

-Trish

----------------------------------------------------------------------
From trish@rodan.jpl.nasa.gov Fri Mar 13 20:41:09 1998
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Date: 13 Mar 98 20:43:24 -0800
From: Trish Priest <trish@rodan.jpl.nasa.gov>
Subject: Occultation #71
To: David Hinson <hinson@nimbus.Stanford.EDU>,
        Richard Simpson <rsimpson@magellan.stanford.edu>,
        Joe Twicken <joe@neptune.Stanford.EDU>,
        Len Tyler <len@nova.Stanford.EDU>
CC: Salvadore Abbate <Salvatore.F.Abbate@jpl.nasa.gov>,
        Sami Asmar <Sami.W.Asmar@jpl.nasa.gov>,
        Jennifer Caetta <caetta@biollante.jpl.nasa.gov>,
        Paula Eshe <Paula.M.Eshe@jpl.nasa.gov>
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Status: R

Hello,

The occultation went well, but Paula's e-mail had a problem.  Here is the
information:

Record Times: 072-18:38:00 to 072-18:57:00
One-way Times: 072-18:38:45 to 072-18:56:32
Expected Surface Begin:  072-18:51:32
Expected Eclipse Begin:  072-18:54:46
SNT:  29.47

SPK:  spk_i_980312_OD174_184_V1
SOE:  p175a.01.soe
Script:  98072.15.a174.scr

There were no attenuation changes.

The next occultation occurs at 12:01 AM PST Saturday at DSS 34.

-Trish

----------------------------------------------------------------------
From rsimpson Sat Mar 14 17:43:05 1998
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Date: Sat, 14 Mar 1998 17:43:04 -0800 (PST)
From: Dick Simpson 723-3525 <rsimpson>
Message-Id: <199803150143.RAA00065@magellan.Stanford.EDU>
To: trish@rodan.jpl.nasa.gov
Subject: Occ #72
Cc: rsimpson
Content-Length: 700

>Occultation #72 went smoothly.  The SNT is high for this pass.  Also, the
>ACE reported that the AGC was fluctuating.  A plot of the AGC for the
>record period shows a level of -133.5 with a fluctuation of +/- 0.4 dB.

  One explanation would be weather (or at least clouds).  We see about 3 dB
  lower carrier-to-noise than usual, which would be consistent with the SNT
  you reported.  Remember any discussion about weather (or at least clouds)?