SkyMapper DR4 Image Access By downloading SkyMapper data you agree to observe the policies published at http://skymapper.anu.edu.au/policies/ Image name MIME-type of the requested image SkyMapper filter (u,v,g,r,i,z) Image download URL Download PNG preview Download FITS Download FITS bitmask ICRS Right Ascension of the image centre ICRS Declination of the image centre On-sky exposure time Modified Julian Date of exposure start Angular size of image Image size in pixels WCS pixel scale of each image axis Unique image identifier [image_id]-[ccd] Type of image Instrument name Number of image axes Coordinate system reference frame Tangent plane projection with a polynomial distortion function described by coefficients provided in a set of PVi_j keywords. The first image axis represents Right Ascension and the second represents Declination

SkyMapper_z_20180810174256-21_7.483+10.699_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810174256-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810174256-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810174256-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810174256-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48262	10.69863	20.0	58340.73816	108 108	219 219	0.4973 0.4976	20180810174256-21	short
SkyMapper_v_20180812173105-21_7.483+10.699_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812173105-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812173105-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812173105-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812173105-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48274	10.69856	20.0	58342.72991	108 108	219 219	0.4972 0.4974	20180812173105-21	short
SkyMapper_i_20180813173100-21_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180813173100-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180813173100-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180813173100-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180813173100-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48267	10.69860	10.0	58343.72987	108 108	219 219	0.4974 0.4976	20180813173100-21	short
SkyMapper_i_20180921145238-21_7.483+10.699_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145238-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145238-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145238-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145238-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48273	10.69859	100.0	58382.61991	108 109	219 219	0.4974 0.4976	20180921145238-21	main
SkyMapper_i_20180921145438-17_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145438-17&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145438-17&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145438-17&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921145438-17&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48262	10.69860	100.0	58382.62131	108 108	219 218	0.4977 0.4977	20180921145438-17	main
SkyMapper_g_20200827170720-06_7.483+10.699_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170720-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170720-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170720-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170720-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48274	10.69852	5.0	59088.71345	108 108	219 219	0.4963 0.4962	20200827170720-06	short
SkyMapper_r_20200827170746-06_7.483+10.699_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170746-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170746-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170746-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170746-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48266	10.69862	5.0	59088.71374	108 108	219 219	0.4963 0.4961	20200827170746-06	short
SkyMapper_i_20200827170815-06_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170815-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170815-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170815-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170815-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48266	10.69852	10.0	59088.71409	108 108	219 219	0.4963 0.4961	20200827170815-06	short
SkyMapper_z_20200827170845-06_7.483+10.699_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170845-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170845-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170845-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827170845-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48278	10.69853	20.0	59088.71443	108 108	219 219	0.4963 0.4961	20200827170845-06	short
SkyMapper_g_20201008135728-06_7.483+10.699_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135728-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135728-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135728-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135728-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48271	10.69852	5.0	59130.58161	108 108	219 219	0.4962 0.4961	20201008135728-06	short
SkyMapper_r_20201008135754-06_7.483+10.699_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135754-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135754-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135754-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135754-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48272	10.69855	5.0	59130.58189	108 108	219 219	0.4963 0.4960	20201008135754-06	short
SkyMapper_i_20201008135819-06_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135819-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135819-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135819-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135819-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48277	10.69856	10.0	59130.58218	108 108	219 219	0.4963 0.4961	20201008135819-06	short
SkyMapper_z_20201008135848-06_7.483+10.699_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135848-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135848-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135848-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008135848-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48277	10.69852	20.0	59130.58252	108 108	219 219	0.4962 0.4960	20201008135848-06	short
SkyMapper_u_20201102121213-06_7.483+10.699_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121213-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121213-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121213-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121213-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48276	10.69859	40.0	59155.50851	108 108	219 219	0.4962 0.4960	20201102121213-06	short
SkyMapper_v_20201102121313-06_7.483+10.699_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121313-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121313-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121313-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121313-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48270	10.69850	20.0	59155.50921	108 108	219 219	0.4962 0.4960	20201102121313-06	short
SkyMapper_g_20201102121353-06_7.483+10.699_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121353-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121353-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121353-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121353-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48274	10.69854	5.0	59155.50966	108 108	219 219	0.4963 0.4960	20201102121353-06	short
SkyMapper_r_20201102121417-06_7.483+10.699_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121417-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121417-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121417-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121417-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48271	10.69860	5.0	59155.50995	108 108	219 219	0.4963 0.4960	20201102121417-06	short
SkyMapper_i_20201102121442-06_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121442-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121442-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121442-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121442-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48266	10.69855	10.0	59155.51024	108 108	219 219	0.4963 0.4961	20201102121442-06	short
SkyMapper_z_20201102121512-06_7.483+10.699_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121512-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121512-06&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121512-06&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102121512-06&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48272	10.69858	20.0	59155.51058	108 108	219 219	0.4962 0.4960	20201102121512-06	short
SkyMapper_u_20210911153724-21_7.483+10.699_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153724-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153724-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153724-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153724-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48273	10.69858	40.0	59468.65097	108 108	219 219	0.4972 0.4975	20210911153724-21	short
SkyMapper_v_20210911153825-21_7.483+10.699_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153825-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153825-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153825-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153825-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48268	10.69858	20.0	59468.65171	108 108	219 219	0.4972 0.4975	20210911153825-21	short
SkyMapper_g_20210911153908-21_7.483+10.699_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153908-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153908-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153908-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153908-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48269	10.69856	5.0	59468.65219	108 108	219 219	0.4973 0.4976	20210911153908-21	short
SkyMapper_r_20210911153934-21_7.483+10.699_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153934-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153934-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153934-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911153934-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48267	10.69862	5.0	59468.65250	108 108	219 219	0.4973 0.4976	20210911153934-21	short
SkyMapper_i_20210911154002-21_7.483+10.699_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154002-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154002-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154002-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154002-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48269	10.69867	10.0	59468.65282	108 108	219 219	0.4974 0.4976	20210911154002-21	short
SkyMapper_z_20210911154033-21_7.483+10.699_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154033-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154033-21&format=png&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154033-21&format=fits&pos=7.48267188793,10.6986134814&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911154033-21&format=mask&pos=7.48267188793,10.6986134814&size=0.03,0.03	7.48273	10.69866	20.0	59468.65318	108 108	219 219	0.4973 0.4975	20210911154033-21	short