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Introduction

The AAT/PPI (Archive Access Tool/Pipeline Processing Interface) is designed to be a replacement for the NRAO's current archive tool (https://archive.nrao.edu) that gives astronomers the ability to utilize the NRAO's processing clusters to manipulate observation data using CASA. This preliminary release provides the capability to run EVLA and ALMA observations through their respective calibration pipelines; additional capabilities will be forthcomingadditional capability of providing ALMA OUS restores.

Additional features include:

  • Responsive interface that works on mobile devices.
  • Natural language (text based) searches of the observation's title, abstract, source names, authors, and more; e.g., search on 'nova'.
  • Search results displayed as an Observations View (similar to the legacy archive) or a Projects View, which aggregates observations by project and also displays the title, abstract and other assorted details missing from the Observations View.
  • Display a scans report for a given execution block, including the scan intents and subscans.
  • The 'my data' feature: log in, press a button, and see a list of your observations.
  • If you link your ALMA and NRAO accounts, you can use either to access your observations.
  • For ALMA and VLA you can download your SDM as a measurement set and filter by scan intent.
  • For VLA you can download a calibrated measurement set restored from a previously run calibration pipeline.

New Features

  • support for a wider variety refactoring of legacy VLBA IDIFITs and UVFITs data sets, due to improvements in the ingestion algorithms, ingestion of legacy VLBA data will continueVLBA IDIFITS ingestion to support older format (multiple UV_DATA tables)
  • support for VLASS quicklook image and VLBA IDIFITs and UVFITs reingestion, in order to improve metadata quality
  • faster availability of restore functionality, as the search index updates are more complete upon calibration ingestion
  • support for customization of cluster job limits (both time and memory) to allow greater flexibility of CIPL processing

Known Issues

  • With the current upgraded functionality comes the expansion of metadata carried for ALMA observations (in particular the OUS structure information), there is a need to reingest a large fraction all of the ALMA observations (from Cycle 5 forward), and the ingestion of ALMA calibration information.  This process will take several weeks, and thus the new capabilities will not be readily apparent to start.Due to the separation of the UI search index from the true database of metadata, some observations do not show up right away.  A fix is currently being developed to remedy this problem.newer data (Cycle 5+) will be prioritized.  This will lead to some inconsistencies in how this data is presented as the reingestion occurs

Release Notes - 3.6.0

...

- 2019-03-12

Epic

...

  • [SSA-5216] - VLBA ingestion error mode
  • [SSA-5241] - Unable to create file download links for local delivery
  • [SSA-5247] - Link Generation Error for Multi-SDM tar local Use Case
  • [SSA-5259] - Double MS Local Delivery Failure
  • [SSA-5264] - Image Reingestion Process Bug
  • [SSA-5270] - "Download Complete" email is sent thrice
  • [SSA-5313] - Email delivery fails silently
  • [SSA-5321] - Calibrations table entries for EVLA entries
  • [SSA-5353] - Greater Granularity for Reindexing CAPO settings
  • [SSA-5360] - Last Addition field on project not updating correctly on ingestion
  • [SSA-5380] - Polarization session problem
  • [SSA-5416] - calibration failure, DF error
  • [SSA-5431] - fix 'verbose' flag
  • [SSA-5438] - CMS request fails when datafetcher can't find CAL file
  • [SSA-5468] - Apply Flags (and potentially other settings) mistranslated in RH
  • [SSA-5470] - QA Fail on EBs from a STOP period
  • [SSA-5481] - ngas_id error for Alma Calibrations

Release Notes - 3.6.1 - 2019-06-18

Epic

  • [SSA-5599] - Scripted QA system, preliminary support

Engineering Task

  • [SSA-5638] - Expanded 'Project' Handling for VLBA files
  • [SSA-5662] - ALMA execution block ingestion fails due to project lookup

Feature

  • [SSA-4535] - CIPL Reprocessing Workflow Overhaul
  • [SSA-5562] - In project view for VLA and ALMA newest EBs should be shown first, oldest last
  • [SSA-5592] - CASA Versions for Testing
  • [SSA-5595] - Alter description of download options for VLA and ALMA data
  • [SSA-5596] - Default option for data downloads should be 'create tar file'
  • [SSA-5600] - Don't Overwrite Older PPRs
  • [SSA-5634] - Add html rendering to MotD, so we can include links

Bug

  • [SSA-5268] - Delivered products have wrong permissions, ownership
  • [SSA-5560] - ALMA SDMs can be downloaded for projects that have not yet been delivered
  • [SSA-5576] - Ingestion of cal tables has a wrongly-named variable
  • [SSA-5649] - ALMA Total Power data should not be available to restore
  • [SSA-5658] - No new VLASS1.2 SBs appearing
  • [SSA-5659] - Temporarily disable sessionStorage for filter retention

Release Notes - 3.6.2 - 2019-07-18

Bug

  • [SSA-5588] - ALMA project 2017.1.00886.L throwing exception
  • [SSA-5668] - ALMA public data, access problem
  • [SSA-5681] - local delivery multi-product request failure