Infrared Atmospheric Sounding Interferometer Level 1C
Entry ID: gov.noaa.class.IASI_L1C

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Summary
Abstract: ABSTRACT: The Infrared Atmospheric Sounding Interferometer is flown on METOP-A. The main goal is to provide atmospheric emission spectra to derive temperature and humidity profiles with high vertical resolution and accuracy. It is a Michelson interferometer with spectral coverage between 3.6 and 15.5 micrometers. At nadir, the instrument samples data at intervals of 25 km along and a cross track, each sample having a maximum diameter of about 12 km. The level 1C data is geo-located, calibrated and apodized.

CURRENTNESS REFERENCE: ground condition

Electronic download (FTP) of the data is free. There is a fee for copies of data on physical media. Optical disks are $25.00 per unit and magnetic tape is $100 per unit. Price does not include additional service and handling costs.

Purpose: PURPOSE: For radiance and retrieval assimilations into numerical weather prediction models.
Related URL
Description: Download options for IASI level 1C, level 2 and cloud cleared radiance data archived and distributed at CLASS.

Description: View Source Metadata document from the Metadata Manager and Repository (NMMR).
Geographic Coverage
(Click for Interactive Map)
Spatial coordinates   
  N: 90.0   S: -90.0   E: 180.0   W: -180.0

Data Set Citation
Dataset Originator/Creator: EUMETSAT > European Meteorological Satellite Organization
Dataset Title: Infrared Atmospheric Sounding Interferometer Level 1C
Dataset Series Name: EUM.EPS.SYS.SPE.990003
Dataset Release Date: 2007-05-21
Dataset Release Place: Darmstadt, Germany
Dataset Publisher: EUMETSAT > European Organisation for the Exploitation of Meteorological Satellites
Issue Identification: Issue 6, Rev. 6
Data Presentation Form: profile
Online Resource: http://www.class.noaa.gov/saa/products/search?sub_id=0&datatype_fam...
Temporal Coverage
Start Date: 2007-05-21
Quality LOGICAL CONSISTENCY REPORT: All the data are processed from level-0 to level-1C at EUMETSAT. Throughout this processing a number of quality checks are performed. For more information on this process please see the following document: Dossier definition des algorithmes, IA-DF-0000-2006 Ed: 4 Rev: 2 Date:01/10/2003 D. Blumstein

COMPLETENESS REPORT: Nominally, a granule is either 176 or ... View entire text
Access Constraints ACCESS CONSTRAINTS: None

DISTRIBUTION LIABILITY: Disclaimer - While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by any errors or missions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty.
Use Constraints None
Data Set Progress
IN WORK
Data Center
Comprehensive Large Array-data Stewardship System, NOAA, U.S. Department of Commerce Supplemental Info
Data Center URL: http://www.class.noaa.gov/

Data Center Personnel
Name: NOAA'S CLASS HELP DESK
Email: info at class.noaa.gov
Contact Address:
151 Patton Avenue
City: Asheville
Province or State: NC
Postal Code: 28801-5001
Country: USA
Distribution
Distribution Format: EPS Native Format current format
Fees: FTP is free. Optical disks = $25.00, magnetic tape = $100 + service and handling
Personnel
Role: DIF AUTHOR
Phone: 301-316-5007
Fax: 301-763-8580
Contact Address:
5211 Auth Road, Suite 204
City: Camp Springs
Province or State: Maryland
Postal Code: 20746
Country: USA
Creation and Review Dates
DIF Creation Date: 2008-10-07
Last DIF Revision Date: 2011-11-04

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