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_v_20200717160453-27_319.346+13.464_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160453-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160453-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160453-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160453-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34628	13.46414	20.0	59047.67008	108 108	219 219	0.4972 0.4974	20200717160453-27	short
SkyMapper_r_20200717160607-27_319.346+13.464_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160607-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160607-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160607-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717160607-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34631	13.46411	5.0	59047.67093	108 108	219 219	0.4973 0.4976	20200717160607-27	short
SkyMapper_u_20200717161753-27_319.346+13.464_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161753-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161753-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161753-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161753-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34628	13.46418	40.0	59047.67911	108 108	219 219	0.4972 0.4975	20200717161753-27	short
SkyMapper_v_20200717161852-27_319.346+13.464_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161852-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161852-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161852-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161852-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34633	13.46407	20.0	59047.67980	108 108	219 219	0.4972 0.4974	20200717161852-27	short
SkyMapper_g_20200717161933-27_319.346+13.464_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161933-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161933-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161933-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717161933-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34623	13.46418	5.0	59047.68028	108 108	219 219	0.4973 0.4976	20200717161933-27	short
SkyMapper_r_20200717162000-27_319.346+13.464_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162000-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162000-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162000-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162000-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34628	13.46411	5.0	59047.68057	108 108	219 219	0.4973 0.4975	20200717162000-27	short
SkyMapper_i_20200717162025-27_319.346+13.464_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162025-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162025-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162025-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162025-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34623	13.46417	10.0	59047.68086	108 108	219 219	0.4974 0.4976	20200717162025-27	short
SkyMapper_z_20200717162055-27_319.346+13.464_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162055-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162055-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162055-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200717162055-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34624	13.46416	20.0	59047.68120	108 108	219 219	0.4973 0.4976	20200717162055-27	short
SkyMapper_i_20210825150656-27_319.346+13.464_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210825150656-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210825150656-27&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210825150656-27&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210825150656-27&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34631	13.46419	100.0	59451.62981	108 108	219 219	0.4975 0.4977	20210825150656-27	main
SkyMapper_u_20210911122539-28_319.346+13.464_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122539-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122539-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122539-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122539-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34623	13.46415	40.0	59468.51784	108 108	219 219	0.4968 0.4963	20210911122539-28	short
SkyMapper_v_20210911122641-28_319.346+13.464_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122641-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122641-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122641-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122641-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34625	13.46408	20.0	59468.51855	108 108	219 219	0.4968 0.4963	20210911122641-28	short
SkyMapper_g_20210911122723-28_319.346+13.464_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122723-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122723-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122723-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122723-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34631	13.46416	5.0	59468.51903	108 108	219 219	0.4969 0.4964	20210911122723-28	short
SkyMapper_r_20210911122749-28_319.346+13.464_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122749-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122749-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122749-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122749-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34635	13.46404	5.0	59468.51934	108 108	219 219	0.4969 0.4963	20210911122749-28	short
SkyMapper_i_20210911122816-28_319.346+13.464_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122816-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122816-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122816-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122816-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34626	13.46411	10.0	59468.51965	108 108	219 219	0.4970 0.4964	20210911122816-28	short
SkyMapper_z_20210911122847-28_319.346+13.464_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122847-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122847-28&format=png&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122847-28&format=fits&pos=319.3462657,13.4641352&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210911122847-28&format=mask&pos=319.3462657,13.4641352&size=0.03,0.03	319.34632	13.46412	20.0	59468.52001	108 108	219 219	0.4969 0.4963	20210911122847-28	short