HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.
Mandatory Calibration File Keywords defined by the HEASARC
Calibration data to be incorporated into the HEASARC calibration database
are FITS formatted files (generally images or binary tables or some
combination). The following keywords need to be added to the headers of
all extensions of calibration datasets meant to be part of the HEASARC
Calibration Database. These keywords represent the minimum amount of
information necessary in order to create a calibration index file for the
given
dataset.
Please see CAL/GEN/92-011, "Required and Recommended FITS keywords for Calibration Files" (available as html or pdf) for additional details.
| Calibration File Keyword | Description | Index File Column
Name |
| TELESCOP | The name of the satellite or mission. Allowed Values
are given in OGIP/93-013
| TELESCOPE |
| INSTRUME | Name of the instrument. Allowed values given in
OGIP/93-013 |
INSTRUME |
| DETNAM | Name of the detector. Only applicable if INSTRUME value
is ambiguous. Values given in OGIP/93-013 |
DETNAM |
| FILTER | Name of the filter in use, if applicable | FILTER |
| CCLSmmmm | HEASARC class of the calibration file (PCF, BCF, CPF,
USR) | CAL_CLAS |
| CDTPmmmm | Distinguishes "real" (DATA) or "virtual" (TASK) calibration
information | CAL_DTYP |
| CCNMmmmm | Contents Descriptor. See the CAL_CNAM
Dictionary or
Appendix A of CAL/GEN/92-011 for defined values. | CAL_CNAM |
| CBDnmmmm | Parameter limits for a given calibration
dataset. Syntax is defined in
Section B.3 of CAL/GEN/92-011 | CAL_CBD |
| CVSDmmmm | Date (UTC) after which calibration dataset can be
used | CAL_VSD |
| CVSTmmmm | Time (UTC) of day on specified CVSDmmmm after which
calibration dataset can be used | CAL_VST |
| CDESmmmm | Descriptive summary of calibration
dataset | CAL_DESC |
|
