1.2 Document change history

  The following changes were made between issue 3.0 (dated September 30, 1996) and issue 4.0 (dated May 9, 1997; current issue) of this document:

Section 1.1

Updated first paragraph, added URL for LWS instrument page.

Section 5.3.1

Deleted mixed mode observations for grating wavelength calibration, and updated the Fabry-Perot section.

Section 5.4.1

Updated with actual accuracy figures for wavelength calibration.

Section 5.4.2

Updated with actual accuracy figures for flux calibration, and added Fabry-Perot photometric accuracy.

Section 6.1

Updated figure 6.2, updated Auto Analysis description, updated Figure 6.3.

Section 6.3.1

Added LIPD file.

Section 6.3.5

Added paragraph describing glitches on first and last point in a ramp.

Section 6.3.7

Replaced with updated text.

Section 6.4.1

Replaced with updated text.

Section 6.4.2 in version 3.0

Deleted.

Section 6.4.8

Added.

Section 6.4.9

Added.

Section 7.2

Added.

Section 7.3

Added.

Section 7.4

Added.

Section 7.5

Added.

Section 7.6

Added.

Section 7.7

Added.

Section 7.8

Added.

Section 7.13

Replaces section 7.7 in version 3.0.

Section 7.14

Added.

Section 8.1

Changed LILL to LIPD file, and added LSNR, LIAC, LSCA and LGIF files to data product list.

Section 8.2.4.1

Updated table 8.13.

Section 8.2.4.2

Changed LILL to LIPD file description, deleted tables 8.15 and 8.16.

Section 8.2.4.3

Updated keywords in table 8.16.

Section 8.2.5

Updated status word description.

Section 8.2.7 in version 3.0

Deleted.

Section 8.2.8.12 in version 3.0

Deleted.

Section 8.2.7.1 (8.2.8.1 in version 3)

Updated keywords.

Section 8.2.7.2

Added.

Section 8.2.7.3

Added.

Section 8.2.7.4

Added.

Section 8.2.7.5

Added.

Section 8.2.8 (8.2.9 in version 3)

Updated status word description.

Section 8.2.10.3 in version 3.0

Deleted.

Section 8.2.9.2 (8.2.10.2 in version 3)

Changed to LCIR description.

Section 9.2

Updated table 9.1.

Section 9.3

Updated table 9.2.

Section 10.1

Updated text, added URL for MPE and IPAC.

Section 10.7

Added.

Appendix A in version 3.0

Deleted.

Appendix A

Added AAL and SPL acronyms to list.

The following changes were made between issue 2.0 (dated May 6, 1996) and issue 3.0 (dated September 30, 1996) of this document:

Chapter 0

Deleted.

Section 1.3

Added references.

Section 3.2.1.2

Complete rewrite.

Section 3.2.2

Updated TDATA description and tables.

Section 3.2.5

Included schematic diagram of raster operations.

Section 3.2.6

Replaced pseudo code by schematic diagrams.

Section 3.2.7

Replaced pseudo code by schematic diagrams.

Section 4.2 (version 2)

Removed

Section 4.2 (section 4.3 in issue 2)

Rewritten

Section 4.3 (section 4.4 in issue 2)

Rewritten

Section 4.4 (section 4.5 in issue 2)

Rewritten

Section 5.1

Rewritten

Section 5.2

Updated and rewritten

Section 5.3

Updated and rewritten

Section 5.4

Updated with more recent figures, Tables were updated.

Section 5.5 (version 2)

Moved to Chapter 8, sections 8.2.7 and 8.2.10. Updated all file descriptions following implementation of version 5 of the LWS OLP pipeline.

Section 6.1

Updated flow diagrams for Derive-SPD and Auto Analysis, rewritten paragraph on TDF first scan/Derive-ERD.

Section 6.3

Included introduction. Rewritten all sections describing the processing, following the implementation of version 5 of the LWS OLP pipeline.

Section 6.4

Rewritten all sections describing the processing, following the implementation of version 5 of the LWS OLP pipeline. Added sections for the spectral element correction and the velocity correction.

Chapter 7

Added section 7.1 (Glitches), 7.2 (Scan direction) and 7.7 (Responsivity drift correction).

Section 8.2.4

Updated file descriptions, added general and statistical keywords

Section 8.2.5

New section describing the LSPD status words.

Section 8.2.6

New section describing the LILL status words.

Section 8.2.7 (this issue)

Updated section 5.5.1 from version 2.

Section 8.2.8 (section 8.2.5 in issue 2)

Updated file descriptions, added general and statistical keywords.

Section 8.2.9

New section describing the LSAN status words.

Section 8.2.10 (this issue)

Updated section 5.5.2 from version 2.

Section 9.1

Updated

Chapter 10

Updated, more information added

Appendix A

Updated all example file headers.