Metadata

Description >>

Scans of plates obtained at Landessternwarte Heidelberg-Königstuhl and German-Spanish Astronomical Center (Calar Alto Observatory), Spain, 1900 through 1999.

Keywords >>

Astrophotography
Photographic plate
Pointed observations

Creator >>

Kurt Birkle
Holger Mandel
Landessternwarte Heidelberg

Free to use. If you use this data, please acknowledge: "This work made use of the HDAP which was produced at Landessternwarte Heidelberg-Königstuhl under grant No. 00.071.2005 of the Klaus-Tschira-Foundation." Thanks.

Source >>

http://www.lsw.uni-heidelberg.de/projects/scanproject

Reference URL >>

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HDAP -- Heidelberg Digitized Astronomical Plates

Position [deg,deg]

ICRS Position, RA,DEC, or Simbad object (e.g., 234.234,-32.45)

Field size [deg,deg]

Size in decimal degrees (e.g., 0.2 or 1,0.1)

Intersection type

Image covers RoI

Image overlaps RoI

RoI covers image

The given position is shown on image

Relation of image and specified Region of Interest.

Obs. date [d]

[?date expr.]

Epoch at midpoint of observation

Cutout size [deg]

Size of the cutout image [degrees]

Table

Sort by Limit to items.

[Result link]

	accsize -- Size of the data in bytes
	airmass -- Airmass at mean epoch
	bandpassHi -- Upper limit of the bandpass (in BandPass_Unit units)
	bandpassId -- Freeform name of the bandpass used
	bandpassLo -- Lower limit of the bandpass (in BandPass_Unit units)
	bandpassRefval -- Characteristic quantity for the bandpass of the image
	bandpassUnit -- Unit of bandpass specifications
	embargo -- Date the data will become/became public
	emulsion -- Emulsion of the original plate
	endTime -- UT at end of exposure
	exposure -- Effective exposure time
	filter -- Filter description
	imageFormat -- Format the data is delivered in
	instId -- Identifier of the originating instrument
	nAxes -- Number of axes in data
	object -- Special object on plate
	observer -- Observer
	owner -- Data owner
	pixelScale -- The pixel scale on each image axis
	pixelSize -- Number of pixels along each of the axes
	pixflags -- Flags specifying the processing done (C-original; F-resampled; Z-fluxes valid; X-not resampled; V-for display only
	plateID -- Plate name as specified in observation catalogue
	primaryBbox -- Bounding box of the image for internal use
	refFrame -- Coordinate system reference frame
	secondaryBbox -- Bounding box of the image for internal use
	startTime -- UT at start of exposure
	wcs_cdmatrix -- FITS WCS CDij matrix
	wcs_equinox -- Equinox of the given coordinates
	wcs_projection -- FITS WCS projection type
	wcs_refPixel -- WCS reference pixel
	wcs_refValues -- World coordinates at WCS reference pixel

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