B/gemini                The Gemini Observation Log                (CADC, 2001-)
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The Archived Exposures Catalog from Gemini Observatory.
     Association of Universities for Research in Astronomy, Inc., under a 
     cooperative agreement with the NSF on behalf of the Gemini partnership: 
     the National Science Foundation (United States), the National Research 
     Council (Canada), CONICYT (Chile), Ministerio de Ciencia, 
     Tecnologia e Innovacion Productiva (Argentina), and Ministerio da 
     Ciencia, Tecnologia e Inovacao (Brazil).
    <Gemini Science Archive prior to December 2015>
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ADC_Keywords: Observatory log
Keywords: infrared; optical

Description:
    This database contains a log of the Gemini Telescope observations
    since 2001, managed by the Canadian Astronomical Data Center (CADC).

    The data are regularly updated (see the date of the last version at
    the end of this file).

    The Gemini Observatory consists of twin 8.1-meter diameter
    optical/infrared telescopes located on two of the best observing sites
    on the planet. From their locations on mountains in Hawai'i and Chile,
    Gemini Observatory's telescopes can collectively access the entire
    sky.

    Gemini is operated by a partnership of five countries including the
    United States, Canada, Brazil, Argentina and Chile. Any astronomer in
    these countries can apply for time on Gemini, which is allocated in
    proportion to each partner's financial stake.

Acknowledging Gemini and CADC data in publications:
    If you have used CADC facilities for your research, you should refer
    to the data as obtained "from the CADC" and include the following
    acknowledgment in any publication:
    "Guest User, Canadian Astronomy Data Centre, which is operated by the
    Herzberg Institute of Astrophysics, National Research Council of
    Canada."
    See also:
    http://www.gemini.edu/sciops/data-and-results/acknowledging-gemini

File Summary:
--------------------------------------------------------------------------------
 FileName    Lrecl   Records    Explanations
--------------------------------------------------------------------------------
ReadMe           80        .  this file
obscore.sam    1410     1000  Gemini observation logs 


See also:
     http://cadcwww.hia.nrc.ca/gemini/ : Gemini CADC home page
     http://www.gemini.edu/ : Gemini home page

Byte-by-byte Description of file: obscore.sam
--------------------------------------------------------------------------------
 Bytes Format Units  Label     Explanations
--------------------------------------------------------------------------------
   1- 100  A100   ---    caomPlaneURI     Publisher dataset identifier
 102- 107  A6     ---    obs_collection   Short name for the data colection
 109- 120  A12    ---    facility_name    ? Telescope name
 122- 153  A32    ---    instrument_name  ? Instrument name
 155- 218  A64    ---    obs_id           ? Internal dataset identifier
 220-227   A8     ---    dataproduct_type ? Type of product
 229-229   I1     ---    calib_level      ? Calibration level (0,1,2,3)
 231-253   A23    s      obs_release_date ? Timestamp of date the data becomes
                                           publicly available
 255-324   A70    ---    target_name      ? Name of intended target
 326-341   F16.12 deg    RAdeg            ? Right ascension of central 
                                           coordinates (J2000) (s_ra)
 343-359   F17.13 deg    DEdeg            ? Declination of central coordinates
                                           (J2000) (s_dec)
 361-376   F16.14 ---    s_fov            ? Size of the region covered   
                                           (~diameter of minimum bounding circle)
 378-889   A512   ---    s_region         Region bounded by observation
 891-897   F7.5   ---    s_resolution     ? Typical spatial resolution
 899-902   I4     ---    s_xel1           ? Dimensions (number of pixels)  
                                           along one spatial axis
 904-907   I4     ---    s_xel2           ? Dimensions (number of pixels) 
                                           along the other spatial axis
 909-921   F13.7  d      t_min            ? Start time of observation (MJD)
                                           (t_min)
 923-935   F13.7  d      t_max            ? End time of observation (MJD) 
                                           (t_max)
 937-950   F14.11 s      t_exptime        ? Exposure time of observation
 952-960   F9.6   ---    t_resolution     ? Typical temporal resolution
 962-966   A5     ---    t_xel            ? Dimensions (number of pixels)  along
                                           the time axis
 968-980   E13.8  m      em_min           ? Start spectral coordinate value
 982-994   E13.8  m      em_max           ? Stop spectral coordinate value
 996-1005   F10.6  ---    em_res_power     ? Typical spectral resolution
 1007-1013   A7     ---    em_xel           Dimensions (number of pixels) along
                                           the energy axis
 1015-1021   A7     ---    em_ucd           ? UCD describing the spectral axis
 1023-1029   A7     ---    pol_states       ? Polarization states present in  the
                                           data
 1031-1037   I7     ---    pol_xel          ? Dimensions (number of pixels) along
                                           the polarization axis
1039-1048   A10    ---    o_ucd            UCD describing the observable axis
                                           (pixel values)
1050-1305   A256   ---    access_url       URL to download the data
1307-1370   A64    ---    access_format    Format of the data file
1372-1381   I10    ---    access_estsize   ? Estimated size of the download
1383-1418   A36    ---    core_id          Primary key
1420-1442   A23    s      lastModified     Timestamp of last modification of the
                                           metadata

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History:
    Prepared at CDS from CADC (http://cadcwww.hia.nrc.ca/gemini/)

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(End)                           G.Landais [CDS], D.Durand [CADC]     10-Jan-2018
