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_i_20200826193059-08_52.920+11.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200826193059-08&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200826193059-08&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200826193059-08&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200826193059-08&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92025	11.96670	100.0	59087.81319	108 108	219 219	0.4970 0.4964	20200826193059-08	main
SkyMapper_v_20200923174801-31_52.920+11.967_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174801-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174801-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174801-31&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174801-31&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92020	11.96667	20.0	59115.74170	108 108	219 219	0.4975 0.4975	20200923174801-31	short
SkyMapper_r_20200923174907-31_52.920+11.967_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174907-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174907-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174907-31&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174907-31&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92022	11.96672	5.0	59115.74247	108 108	219 219	0.4976 0.4977	20200923174907-31	short
SkyMapper_i_20200923174932-31_52.920+11.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174932-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174932-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174932-31&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923174932-31&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92027	11.96658	10.0	59115.74275	108 108	218 218	0.4977 0.4977	20200923174932-31	short
SkyMapper_z_20200923175003-31_52.920+11.967_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175003-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175003-31&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175003-31&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175003-31&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92023	11.96666	20.0	59115.74310	108 108	219 219	0.4976 0.4977	20200923175003-31	short
SkyMapper_u_20201204130601-27_52.920+11.967_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130601-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130601-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130601-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130601-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92029	11.96669	40.0	59187.54588	108 108	219 219	0.4972 0.4974	20201204130601-27	short
SkyMapper_v_20201204130703-27_52.920+11.967_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130703-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130703-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130703-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130703-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92029	11.96673	20.0	59187.54659	108 108	219 219	0.4972 0.4974	20201204130703-27	short
SkyMapper_g_20201204130744-27_52.920+11.967_108x109	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130744-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130744-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130744-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130744-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92034	11.96664	5.0	59187.54707	108 109	219 219	0.4973 0.4976	20201204130744-27	short
SkyMapper_r_20201204130810-27_52.920+11.967_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130810-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130810-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130810-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130810-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92032	11.96664	5.0	59187.54737	108 108	219 219	0.4973 0.4975	20201204130810-27	short
SkyMapper_i_20201204130836-27_52.920+11.967_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130836-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130836-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130836-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130836-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92024	11.96664	10.0	59187.54767	108 109	219 219	0.4974 0.4976	20201204130836-27	short
SkyMapper_z_20201204130927-27_52.920+11.967_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130927-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130927-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130927-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201204130927-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92029	11.96671	20.0	59187.54826	108 108	219 219	0.4973 0.4975	20201204130927-27	short
SkyMapper_g_20201207125555-27_52.920+11.967_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125555-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125555-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125555-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125555-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92031	11.96669	5.0	59190.53886	108 108	219 219	0.4973 0.4976	20201207125555-27	short
SkyMapper_r_20201207125621-27_52.920+11.967_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125621-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125621-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125621-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125621-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92027	11.96671	5.0	59190.53916	108 108	219 219	0.4973 0.4975	20201207125621-27	short
SkyMapper_i_20201207125646-27_52.920+11.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125646-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125646-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125646-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125646-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92032	11.96670	10.0	59190.53945	108 108	219 219	0.4974 0.4976	20201207125646-27	short
SkyMapper_z_20201207125718-27_52.920+11.967_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125718-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125718-27&format=png&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125718-27&format=fits&pos=52.9202620654,11.9666777807&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201207125718-27&format=mask&pos=52.9202620654,11.9666777807&size=0.03,0.03	52.92027	11.96672	20.0	59190.53982	108 108	219 219	0.4973 0.4975	20201207125718-27	short