2007/02/13: change Section 17.11, “Add any Extra Text ” to reflect SCR-2885 and planned update for HSpot v2.2.

2007/02/14: change Section 16.4.4.1, “Grouping and chaining” to clarify rules on permitted chainings.

2007/04/04: change Section 20.6.11, “Displaying a background cross-section” to include a new graphic of functionality of image slice identifying the flux at a user-selected point on the slice.

2007/04/09:

Change Section 20.6.9, “How to display an AOR ” to make the description applicable to both fixed and moving targets. Change section name to reflect this change. Add a note on overlaying AORs when there are multiple images.

Change title of Chapter 16, Timing Constraints Editing to reflect its content better (timing constraints, not chopper or map orientation constraints).

Add a subsection (Section 20.6.10, “How to use an overlay to decide whether or not to constrain your observations” to Chapter 20, Moving Target Visualisation to explain when adding a chopper constraint may be justified and when not.

2007/04/30:

Change Section 3.6.5, “Linux: RedHat 8.0, 9.0; Fedora Core; Enterprise ” to update the information on the KDE bug.

Change Section 5.4, “Maximum Duration of AORs ” to update and correct information on maximum duration of AORs.

Change Section 5.7, “Troubleshooting ” to update and correct information on the Bug List.

Change Figure 6.47, “Target visibility dialogue for a permanent visibility source.” to update the figure caption.

Change Section 6.6.13.16, “ User Automatic HSpot Version Update ” to update the information of automatic activation of HSpot updates.

Change Section 9.3.5, “ Standard Ephemeris ” to link to the Herschel Observers' Manual where more information on NAIF ID's is given.

Change Section 17.12.3, “ Submitting a Herschel Observing Proposal: Review ” to link to the Herschel Policies and Procedures document.

Change Section 17.12.3, “ Submitting a Herschel Observing Proposal: Review ” to update the information on proposal submission to include a reference to the system of queuing proposals and possible delays in receiving email confirmation if the JBOSS server is under heavy load or if a proposal has many HIFI AORs.

Change Section 17.12.3, “ Submitting a Herschel Observing Proposal: Review ” to add a tip recommending users to submit draft versions of their proposals as a security measure.

2007/05/29:

Add the section called “AOR overlay control” to document an undocumented Help button.

Change Section 17.12, “ The Final Stretch: Submitting the Proposal ” to document the changes in the proposal handling dialogue compared to HSpot v2.0.

Add Section 19.2.9, “PACS Exposure Map Tool” to describe the new PACS depth of coverage option.

2007/06/01 -- PACS changes:

Updated description in Section 11.1.1.1, “Selection of wavelength ranges” including new grating order wavelength ranges.

Updated description in the section called “Chopping/nodding (bright lines)” regarding new choice of observing mode.

Update figure Figure 11.5, “ Options for the Pointed observing mode” including "Chopping/nodding (bright lines) option.

Update figure Figure 11.6, “ Options for the Mapping observing mode” including "Chopping/nodding (bright lines) option.

Updated description in Section 11.2.1.1, “Range spectroscopy mode selection” including new grating order wavelength ranges and new range scan option (SED blue high sensitivity).

New section added Section 11.2.4.2, “PACS range spectroscopy sensitivity plots” regarding the description of PACS range sensitivity plots.

2007/05/08 -- HIFI changes:

Change Section 13.2, “HIFI Single Point AOT” to update figure of front end of HIFI point AOT.

Change Section 13.2.5, “Save and Load of Instrument and Frequency Settings”, a short new section discussing the save and load of instrument and frequency settings.

Updated description in Section 13.3.5, “DBS Cross Map” including new options for the user.

Updated section Section 13.2.9.1, “Show Messages” regarding the saving of time estimator messages.

Added short new section, Section 13.2.3.1, “Changing redshift/radial velocity value” for updates to redshift values.

Updated figure reference in Section 13.4.4, “DBS spectral scan: Fast Chop and Continuum Timing” to point to correct JPG file name.

2007/08/01 -- Changes in HSpot v3.0.7:

Change Appendix C, Solar System Objects that have ephemeris information in HSpot to include an updated list of TNOs and Centaurs linked to ephemerides.

2007/09/18 -- Changes in HSpot v3.1:

Change Chapter 17, Proposal Submission Tool to reflect the new proposal submission process and the requirement to use the PDFLatex template for the scientific justification.

2007/09/28 -- Changes in HSpot v3.2

Update Section 6.1.4, “Import Moving Single Target List ” to give more detailed information on importing a moving single target list.

2007/10/16 -- Changes in HSpot v3.3:

Update Section 17.2, “Proposal Submission Tool Main Window ” to give more detailed information on time checks in proposal submission.

Update Section 17.4.2, “Update proposal at HSC” to give details of the server error in proposal resubmission if the proposal has not been correctly retrieved first.

Update Section 17.12.2, “ Updating an Existing Proposal ” to give a warning of the server error received on proposal resubmission if the proposal has not been correctly retrieved first.

2008/01/16 -- Changes in HSpot v3.4

Update Section 16.2, “Timing Constraints ” to give more detailed information on timing constraints.

Update Appendix C, Solar System Objects that have ephemeris information in HSpot with extra SSOs included in HSpot.

2008/04/08 -- Updates to v3.4 version

Update Chapter 16, Timing Constraints Editing extensively to give more detailed information on constraints and constraint editing and more background on how constraints apply and why and when they should be used.

Update Chapter 3, Hardware and Software Required to Use HSpot to add a subsection (Section 3.2, “Will HSpot run on my Windows Vista or Windows 7 machine?”) on the problems with Windows Vista.

2009/05/11 -- Updates to v4.2 version

All text carefully and completely revised and updated to reflect the changes in HSpot and at the HSC since the first version of this manual.

Instrument-specific information chapters completely revised to reflect the changes in HSpot since release 3.4.

2009/07/15 -- Updates to v4.3 version

Information on supported platforms and operating systems updated to reflect the most up-to-date HSC policy on user support.

Small updates in several chapters to reflect the latest bug fixes and some minor erratas.

2009/09/25 -- Updates to v4.4 version

A few minor changes to reflect bug fixes in the latest user release.

HIFI chapter (Chapter 13, HIFI AOTs) updated to reflect changes in funcionality in HSpot 4.3.3

List of Solar System Objects (Appendix C, Solar System Objects that have ephemeris information in HSpot) updated.

2010/02/17 -- Updates to v4.4.4 version

A few minor changes to bring the document in line with the latest user release.

2010/02/25 -- Additional updates to v4.4.4 version

A number of small changes to correct broken links and a few cosmetics.

2010/05/25 -- Complete revision for v5.0 version

Many changes to reflect new options.

2010/10/28 -- Instrument chapters revised for HSpot v5.2 version for Phase 2 of OT1

Significant changes in AORs, plus a few additional small changes to the text in other chapters.

2010/11/24 -- A small change has been made in the rules for overheads on concatenated observations to remove the slew penalty on dithered maps. This is documented in Chapter 16.

2011/01/13 -- Section 16.4.3 has been modified to reflect the modification in the concatenation rules to allow unchopped Range Spectroscopy with PACS with target and reference separated by up to 2 degrees.

Section 16.4.4 has been updated to show the splitting of the "G" column in the HSpot observation table (indicating grouped observations) into "G" (Group-within), "S" (Sequenced) and "C" (concatenated) observations, so that different types of groupings can be uniquely and more easily identified.

2011/03/03 -- PACS Chapter revised for HSpot 5.3 to reflect new observing modes available for the GT2 AO.

2011/03/03 -- Preface revised for HSpot 5.3 to reflect the changes in this version of HSpot and the time-line of revisions since the original Guaranteed Time Call.

2011/03/03 -- Many other small changes have been made throughout the manual to update and expand information where required.

2011/03/24 -- HIFI Chapter revised for HSpot 5.3 to reflect new and changed observing modes available for the GT2 AO.

2011/03/25 -- All screenshots that show the HSpot main window updated. Various other screenshots updated to synchronise with the latest HSpot version.

2011/04/07 -- A few additional updates to the HIFI Chapter to reflect the impact of new fixes.

2011/06/09 -- Version upgraded to 5.0 for HSpot 6.0.

Changes to Chapter 19 to include the new functionality for duplication checking with past Calls.

Update the list of supported platforms to include Windows 7. Include a note on future support of Windows 8.

Other small changes, as necessary, throughout to update and expand information.

2011/12/07 -- Version upgraded to 5.1 for HSpot 6.1.

Changes to the HIFI Chapter to correct some minor errors, to reflect updates made in various bands and to include further improvements made in AOR design to improve instrument performance.

Other small changes, as necessary, throughout to update and expand information.