HARPS Internal pages

Version: 1.1 2004-11-08 Gaspare Lo Curto

HARPS calibration plan .pdf format (150kB)

Procedures

• Alarms document
• HARPS and CES survival guide
• HARPS calibrations
• Procedure to change the THAR2 lamp (lamp5): the drift reference lamp.
• Procedure to change the THAR1 lamp (lamp4): the absolute reference for wavelength calibration.
• How to release the pipline when it gets stuck reducing always the same file.

Spare parts

• List of HARPS spare Lamps

Notes on individual components

• Flat Field lamp and filters

Performance monitoring

• HARPS efficiency monitoring (via the exposure meters).
• General instrument monitoring

Internal documents

• HARPS start up policy.
• HARPS cookbook (for Support Astronomer and Telescope Operators) .ps.gz format (110kB) .pdf format (1MB)
  
• HARPS air conditioning regulation.

Pipeline upgrades

• DRS 3.0, December 2006.
• DRS 3.1, December 2007
• DRS 3.4, October 2008

List of intervention and troubles (for ThAr lamp changes look here).

• Temperature rise event, 05-07-2004
• Periodic RV noise during asteroseismology observations
• Problem with measurement of linearity in CCD tests
• New batch of Th lamps (Nov. 2006)
• Shutter problem: cleaning 12-01-2007, exchange: 05-02-2007
• Shutter fails again on 06-02-2007. Shutter drive output voltage increased from 20.3V to 21.0V.
• Calibration fibre translation stage in the adapter unglued and moved away of its position (07-02-2007)
• FF lamp exchanged (31-03-2007)
• Test on the new Juniper Th-Ar lamps (2007-04-13)
• New neutral density wheel calibration test (2007-07).
• Shutter problem (2007-08-07).
• Shutter problem (2008-05-13).
• FF wiggles appeared (2009-05-28)
• FF wiggles removed (2009-07-02)
• FF filter BG26 removed (2009-09-16)
• ADC gear broke down. ADC alignment (2010-04-26)
• CFC pressure increase (18-03-2010 and 30-06-2010)

List of major interventions

Projects

EGGS (Extra Good General Spectroscopy, to be distinguished from HAM, High Accuracy Mode).
Guiding upgrade