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No. 167 - Quadrature Operations

No. 167 - Quadrature Operations

Report for Period 18 January to 24 January 2009Nominal operations were conducted during the reporting period. The spacecraft is still in quadrature phase, performing communications passes in a tilted configuration since 19 December 2008.

The table below shows a chronology of the main activities:

MET (Day) Date DOY Main Activity
1167 18/01/09 018

Communications pass over Cebreros

1168 19/01/09 019

Communications pass over Cebreros

1169 20/01/09 020

Communications pass over Cebreros.
Telemetry bitrate changed to 45.7 kbps after the pass

1170 21/01/09 021

Communications pass over Cebreros

1171 22/01/09 022

Communications pass over Cebreros.

1172 23/01/09 023

Communications pass over Cebreros.

1173 24/01/09 024

Communications pass over Cebreros

At the end of the last Cebreros pass in the reporting period (DOY 024) Venus Express was orbiting Venus at 91.9 million km from the Earth. The one-way signal travel time was 306 seconds.

Payload Activities

ASPERA
The instrument was regularly operated as part of the routine plan.

MAG
The instrument was regularly operated as part of the routine plan.

PFS
The instrument was not operated during the reporting period.

SPICAV
The instrument was regularly operated as part of the routine plan.

VeRA
No measurements were taken during the reporting period.

VIRTIS
VIRTIS was not operated during this reporting period. Analysis of the data from the Cooler Test #2 (carried out on DOY 010) has been completed by the PI Team and a new test (#3) will be scheduled in the next weeks.

VMC
The instrument was regularly operated as part of the routine plan.

Future Milestones

  • The quadrature phase will end on 25 January 2009.
  • Commissioning of the Reaction Control Subsystem B on 12 February 2009.
  • Battery Deep Discharge Test is planned for 22 April 2009.
  • Start of next (outbound) quadrature phase on 29 May 2009.

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Legal disclaimer
This report is based on the ESOC mission operations report, MOR #167. Please see the copyright section of the legal disclaimer (bottom of this page) for terms of use.

Last Update: 1 September 2019
9-Jul-2020 23:27 UT

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