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_20180816194154-31_44.171+6.235_57x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194154-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194154-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194154-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194154-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17071	6.23466	100.0	58346.82079	57 108	115 218	0.4977 0.4977	20180816194154-31	main
SkyMapper_i_20180816194612-31_44.178+6.235_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194612-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194612-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194612-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816194612-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17802	6.23470	100.0	58346.82377	108 108	218 218	0.4977 0.4977	20180816194612-31	main
SkyMapper_i_20180817194031-31_44.178+6.235_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817194031-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817194031-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817194031-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817194031-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17808	6.23471	100.0	58347.81981	108 108	218 218	0.4977 0.4977	20180817194031-31	main
SkyMapper_u_20180916173714-17_44.178+6.235_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173714-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173714-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173714-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173714-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17800	6.23484	40.0	58377.73421	108 108	219 219	0.4975 0.4975	20180916173714-17	short
SkyMapper_v_20180916173814-17_44.178+6.235_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173814-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173814-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173814-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173814-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17803	6.23480	20.0	58377.73491	108 108	219 219	0.4975 0.4975	20180916173814-17	short
SkyMapper_g_20180916173855-17_44.178+6.235_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173855-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173855-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173855-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173855-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17805	6.23475	5.0	58377.73538	108 108	219 219	0.4976 0.4976	20180916173855-17	short
SkyMapper_r_20180916173923-17_44.178+6.235_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173923-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173923-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173923-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173923-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17794	6.23482	5.0	58377.73571	108 108	219 219	0.4976 0.4976	20180916173923-17	short
SkyMapper_i_20180916173948-17_44.178+6.235_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173948-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173948-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173948-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916173948-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17811	6.23466	10.0	58377.73600	108 108	218 218	0.4977 0.4977	20180916173948-17	short
SkyMapper_z_20180916174020-17_44.178+6.235_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916174020-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916174020-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916174020-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916174020-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17803	6.23479	20.0	58377.73635	108 108	219 219	0.4976 0.4976	20180916174020-17	short
SkyMapper_i_20180919172944-17_44.183+6.235_72x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919172944-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919172944-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919172944-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919172944-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.18302	6.23476	10.0	58380.72900	72 108	146 219	0.4977 0.4977	20180919172944-17	short
SkyMapper_z_20180919173014-17_44.183+6.235_73x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919173014-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919173014-17&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919173014-17&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180919173014-17&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.18297	6.23475	20.0	58380.72935	73 108	147 219	0.4976 0.4976	20180919173014-17	short
SkyMapper_v_20180923171009-16_44.178+6.235_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171009-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171009-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171009-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171009-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17803	6.23473	20.0	58384.71541	108 108	219 219	0.4954 0.4958	20180923171009-16	short
SkyMapper_g_20180923171050-16_44.178+6.235_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171050-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171050-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171050-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171050-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17812	6.23469	5.0	58384.71587	108 108	219 219	0.4955 0.4958	20180923171050-16	short
SkyMapper_r_20180923171115-16_44.178+6.235_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171115-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171115-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171115-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171115-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17810	6.23469	5.0	58384.71617	108 108	219 219	0.4954 0.4958	20180923171115-16	short
SkyMapper_i_20180923171141-16_44.178+6.235_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171141-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171141-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171141-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171141-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17808	6.23474	10.0	58384.71646	108 108	219 219	0.4955 0.4959	20180923171141-16	short
SkyMapper_z_20180923171211-16_44.178+6.235_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171211-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171211-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171211-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180923171211-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17809	6.23467	20.0	58384.71681	108 108	219 219	0.4954 0.4958	20180923171211-16	short
SkyMapper_u_20191222111904-31_44.172+6.235_65x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222111904-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222111904-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222111904-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222111904-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17173	6.23476	40.0	58839.47160	65 108	131 219	0.4975 0.4975	20191222111904-31	short
SkyMapper_v_20191222112005-31_44.172+6.235_65x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112005-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112005-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112005-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112005-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17175	6.23479	20.0	58839.47230	65 108	132 219	0.4975 0.4975	20191222112005-31	short
SkyMapper_r_20191222112110-31_44.172+6.235_65x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112110-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112110-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112110-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112110-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17170	6.23476	5.0	58839.47304	65 108	131 219	0.4976 0.4976	20191222112110-31	short
SkyMapper_i_20191222112135-31_44.172+6.235_65x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112135-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112135-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112135-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112135-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17183	6.23471	10.0	58839.47333	65 108	132 219	0.4977 0.4977	20191222112135-31	short
SkyMapper_z_20191222112204-31_44.172+6.235_65x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112204-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112204-31&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112204-31&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222112204-31&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.17181	6.23471	20.0	58839.47369	65 108	132 219	0.4976 0.4976	20191222112204-31	short
SkyMapper_i_20200918172952-16_44.185+6.235_61x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918172952-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918172952-16&format=png&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918172952-16&format=fits&pos=44.1779973676,6.23478133951&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200918172952-16&format=mask&pos=44.1779973676,6.23478133951&size=0.03,0.03	44.18469	6.23476	10.0	59110.72910	61 108	123 219	0.4955 0.4958	20200918172952-16	short
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