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_20200830192630-26_55.398+13.958_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192630-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192630-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192630-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192630-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39824	13.95755	100.0	59091.81008	108 108	219 219	0.4964 0.4963	20200830192630-26	main
SkyMapper_i_20200830192830-26_55.398+13.958_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192830-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192830-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192830-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830192830-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39820	13.95752	100.0	59091.81147	108 108	219 219	0.4964 0.4962	20200830192830-26	main
SkyMapper_u_20200913183427-30_55.398+13.958_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183427-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183427-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183427-30&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183427-30&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39826	13.95753	40.0	59105.77395	108 108	219 219	0.4955 0.4959	20200913183427-30	short
SkyMapper_v_20200913183528-30_55.398+13.958_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183528-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183528-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183528-30&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183528-30&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39823	13.95752	20.0	59105.77465	108 108	219 219	0.4954 0.4959	20200913183528-30	short
SkyMapper_r_20200913183633-30_55.398+13.958_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183633-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183633-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183633-30&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183633-30&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39833	13.95754	5.0	59105.77541	108 108	219 219	0.4954 0.4959	20200913183633-30	short
SkyMapper_i_20200913183659-30_55.398+13.957_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183659-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183659-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183659-30&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183659-30&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39830	13.95749	10.0	59105.77569	108 108	219 219	0.4955 0.4959	20200913183659-30	short
SkyMapper_z_20200913183729-30_55.398+13.957_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183729-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183729-30&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183729-30&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200913183729-30&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39825	13.95749	20.0	59105.77604	108 108	220 219	0.4954 0.4958	20200913183729-30	short
SkyMapper_v_20200917181856-26_55.398+13.957_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181856-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181856-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181856-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181856-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39828	13.95748	20.0	59109.76318	108 108	219 219	0.4963 0.4961	20200917181856-26	short
SkyMapper_g_20200917181937-26_55.398+13.957_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181937-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181937-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181937-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917181937-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39827	13.95745	5.0	59109.76365	108 108	219 219	0.4963 0.4961	20200917181937-26	short
SkyMapper_r_20200917182002-26_55.398+13.957_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182002-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182002-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182002-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182002-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39829	13.95743	5.0	59109.76394	108 108	219 219	0.4963 0.4962	20200917182002-26	short
SkyMapper_i_20200917182028-26_55.398+13.958_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182028-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182028-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182028-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182028-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39821	13.95751	10.0	59109.76424	108 108	219 219	0.4963 0.4961	20200917182028-26	short
SkyMapper_z_20200917182058-26_55.398+13.957_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182058-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182058-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182058-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200917182058-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39829	13.95747	20.0	59109.76458	108 108	219 219	0.4963 0.4961	20200917182058-26	short
SkyMapper_u_20200918181149-26_55.398+13.957_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181149-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181149-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181149-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181149-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39831	13.95746	40.0	59110.75823	108 108	219 219	0.4963 0.4962	20200918181149-26	short
SkyMapper_v_20200918181250-26_55.398+13.958_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181250-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181250-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181250-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181250-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39825	13.95752	20.0	59110.75894	108 108	219 219	0.4962 0.4961	20200918181250-26	short
SkyMapper_g_20200918181330-26_55.398+13.957_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181330-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181330-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181330-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181330-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39818	13.95747	5.0	59110.75941	108 108	219 219	0.4964 0.4963	20200918181330-26	short
SkyMapper_r_20200918181355-26_55.398+13.958_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181355-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181355-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181355-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181355-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39827	13.95755	5.0	59110.75969	108 108	219 219	0.4963 0.4962	20200918181355-26	short
SkyMapper_i_20200918181420-26_55.398+13.958_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181420-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181420-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181420-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181420-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39819	13.95751	10.0	59110.75999	108 108	219 219	0.4964 0.4962	20200918181420-26	short
SkyMapper_z_20200918181450-26_55.398+13.958_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181450-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181450-26&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181450-26&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918181450-26&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.39829	13.95751	20.0	59110.76031	108 108	219 219	0.4963 0.4962	20200918181450-26	short
SkyMapper_u_20201211125059-09_55.403+13.958_77x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125059-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125059-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125059-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125059-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40275	13.95760	40.0	59194.53544	77 108	156 219	0.4972 0.4974	20201211125059-09	short
SkyMapper_v_20201211125201-09_55.403+13.958_77x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125201-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125201-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125201-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125201-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40270	13.95751	20.0	59194.53616	77 108	156 219	0.4972 0.4974	20201211125201-09	short
SkyMapper_g_20201211125243-09_55.403+13.958_78x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125243-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125243-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125243-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125243-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40259	13.95758	5.0	59194.53663	78 108	157 219	0.4973 0.4975	20201211125243-09	short
SkyMapper_r_20201211125309-09_55.403+13.958_78x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125309-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125309-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125309-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125309-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40261	13.95754	5.0	59194.53694	78 108	157 219	0.4973 0.4975	20201211125309-09	short
SkyMapper_i_20201211125336-09_55.403+13.957_78x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125336-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125336-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125336-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125336-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40257	13.95750	10.0	59194.53726	78 108	157 219	0.4973 0.4976	20201211125336-09	short
SkyMapper_z_20201211125408-09_55.403+13.958_78x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125408-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125408-09&format=png&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125408-09&format=fits&pos=55.3982004869,13.9575331506&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125408-09&format=mask&pos=55.3982004869,13.9575331506&size=0.03,0.03	55.40267	13.95760	20.0	59194.53763	78 108	157 219	0.4973 0.4976	20201211125408-09	short