Survey 1.0.0.0 Jesse Stone sbn survey The Survey dictionary contains classes that support ground based sky surveys. 2019-10-10T20:41:00.000Z fifty_percent_limiting_magnitude 1.0 fifty_percent_limiting_magnitude false Jesse Stone Description here false ASCII_Real rollover_magnitude 1.0 rollover_magnitude false Jesse Stone The magnitude of the peak of the histogram of stellar magnitudes in the image. false ASCII_Real rollover_fwhm 1.0 rollover_fwhm false Jesse Stone The full width at half maximum of stellar sources at the magnitude of the peak of the histogram of stellar magnitudes in the image, in arcseconds false ASCII_Real Units_of_Angle corner_identification 1.0 corner_identification false Jesse Stone Identifies which corner of the image is being located. true ASCII_Short_String_Collapsed Top Left The top-left corner Top Right The top-left corner Bottom Left The bottom-left corner Bottom Right The bottom-right corner right_ascension 1.0 right_ascension false Jesse Stone The right ascension component of a coordinate, in J2000 decimal degrees false ASCII_Real 0 360 Units_of_Angle deg declination 1.0 declination false Jesse Stone The declination component of a coordinate, in J2000 decimal degrees false ASCII_Real -90 90 Units_of_Angle deg field_id 1.0 field_id false Jesse Stone The id code for the field being observed false ASCII_Short_String_Collapsed observation_purpose 1.0 observation_purpose false Jesse Stone Identifies the intent of the observation, whether it is an actual survey observation, a followup, or a calibration image. true ASCII_Short_String_Collapsed Followup Followup observation Survey A survey image of an area Calibration A calibration image, such as a dark or flat field observation_type 1.0 observation_type false Jesse Stone Further classifies survey observations by the technique use to acquire it. true ASCII_Short_String_Collapsed Drift Scan A drift scan, taken by (description) Sidereal stare Description here Non-sidereal stare Description here Tracked Description here Track-and-stack Description here calibration_type 1.0 calibration_type false Jesse Stone Further classifies calibration images by the type of calibration field used. true ASCII_Short_String_Collapsed Flat field Description here Dark Description here Coordinate 1.0 Coordinate Jesse Stone A location on the celestial sphere, consisting of right ascension and declination. right_ascension attribute_of 1 1 declination attribute_of 1 1 Corner_Position 1.0 Corner_Position Jesse Stone The position of one corner of an image corner_identification attribute_of 1 1 Coordinate component_of 1 1 Footprint 1.0 Footprint Jesse Stone The portion of the sky contained within an image, identified by its four corners Corner_Position component_of 4 4 Limiting_Magnitude 1.0 Limiting_Magnitude Jesse Stone The limiting magnitude of the image true rollover_magnitude attribute_of 0 1 rollover_fwhm attribute_of 0 1 fifty_percent_limiting_magnitude attribute_of 0 1 Survey 1.1 Survey Jesse Stone Sky Survey related properties. true Footprint component_of 1 1 Limiting_Magnitude component_of 0 1 field_id attribute_of 0 1 observation_purpose attribute_of 0 1 observation_type attribute_of 0 1 calibration_type attribute_of 0 1 rule_all_corners survey:Survey/survey:Footprint Assert survey:Corner_Position/survey:corner_identification = 'Top Left' A top-left corner must be provided Assert survey:Corner_Position/survey:corner_identification = 'Top Right' A top-right corner must be provided Assert survey:Corner_Position/survey:corner_identification = 'Bottom Left' A bottom-left corner must be provided Assert survey:Corner_Position/survey:corner_identification = 'Bottom Right' A bottom-right corner must be provided