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_u_20190209162850-17_164.726+11.106_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162850-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162850-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162850-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162850-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72584	11.10599	40.0	58523.68670	108 108	219 219	0.4975 0.4976	20190209162850-17	short
SkyMapper_v_20190209162950-17_164.726+11.106_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162950-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162950-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162950-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209162950-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72585	11.10607	20.0	58523.68741	108 108	219 219	0.4975 0.4975	20190209162950-17	short
SkyMapper_g_20190209163031-17_164.726+11.106_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163031-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163031-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163031-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163031-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72587	11.10602	5.0	58523.68788	108 108	219 219	0.4976 0.4977	20190209163031-17	short
SkyMapper_r_20190209163057-17_164.726+11.106_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163057-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163057-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163057-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163057-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72587	11.10594	5.0	58523.68818	108 108	219 219	0.4976 0.4977	20190209163057-17	short
SkyMapper_i_20190209163122-17_164.726+11.106_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163122-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163122-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163122-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163122-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72586	11.10597	10.0	58523.68847	108 108	219 218	0.4977 0.4977	20190209163122-17	short
SkyMapper_z_20190209163153-17_164.726+11.106_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163153-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163153-17&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163153-17&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190209163153-17&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72580	11.10602	20.0	58523.68884	108 108	219 219	0.4976 0.4976	20190209163153-17	short
SkyMapper_i_20190216155214-31_164.726+11.106_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155214-31&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155214-31&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155214-31&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155214-31&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72581	11.10595	100.0	58530.66130	108 108	219 218	0.4977 0.4977	20190216155214-31	main
SkyMapper_i_20190216155414-32_164.726+11.109_108x88	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155414-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155414-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155414-32&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190216155414-32&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72583	11.10902	100.0	58530.66269	108 88	219 177	0.4973 0.4965	20190216155414-32	main
SkyMapper_i_20200129171803-32_164.720+11.106_71x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171803-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171803-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171803-32&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171803-32&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72039	11.10601	10.0	58877.72088	71 108	143 219	0.4973 0.4964	20200129171803-32	short
SkyMapper_z_20200129171833-32_164.720+11.106_70x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171833-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171833-32&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171833-32&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200129171833-32&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72029	11.10594	20.0	58877.72123	70 108	142 219	0.4972 0.4964	20200129171833-32	short
SkyMapper_v_20210418113802-14_164.726+11.106_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210418113802-14&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210418113802-14&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210418113802-14&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210418113802-14&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72581	11.10590	20.0	59322.48478	108 108	219 219	0.4970 0.4963	20210418113802-14	short
SkyMapper_u_20210426110650-04_164.726+11.106_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110650-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110650-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110650-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110650-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72592	11.10593	40.0	59330.46311	108 108	219 219	0.4970 0.4963	20210426110650-04	short
SkyMapper_v_20210426110752-04_164.726+11.106_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110752-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110752-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110752-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110752-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72590	11.10594	20.0	59330.46383	108 108	219 219	0.4970 0.4963	20210426110752-04	short
SkyMapper_g_20210426110833-04_164.726+11.106_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110833-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110833-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110833-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110833-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72593	11.10590	5.0	59330.46431	108 108	219 219	0.4971 0.4964	20210426110833-04	short
SkyMapper_r_20210426110902-04_164.726+11.106_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110902-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110902-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110902-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110902-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72581	11.10600	5.0	59330.46464	108 108	219 219	0.4971 0.4963	20210426110902-04	short
SkyMapper_i_20210426110929-04_164.726+11.106_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110929-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110929-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110929-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426110929-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72594	11.10601	10.0	59330.46495	108 108	219 219	0.4972 0.4964	20210426110929-04	short
SkyMapper_z_20210426111001-04_164.726+11.106_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426111001-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426111001-04&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426111001-04&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210426111001-04&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72585	11.10599	20.0	59330.46532	108 108	219 219	0.4971 0.4963	20210426111001-04	short
SkyMapper_u_20210429105658-03_164.726+11.107_108x101	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105658-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105658-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105658-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105658-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72583	11.10713	40.0	59333.45626	108 101	219 205	0.4974 0.4975	20210429105658-03	short
SkyMapper_v_20210429105801-03_164.726+11.107_108x100	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105801-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105801-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105801-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105801-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72584	11.10719	20.0	59333.45699	108 100	219 203	0.4974 0.4975	20210429105801-03	short
SkyMapper_g_20210429105843-03_164.726+11.107_108x102	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105843-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105843-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105843-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105843-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72588	11.10704	5.0	59333.45747	108 102	219 206	0.4976 0.4976	20210429105843-03	short
SkyMapper_r_20210429105910-03_164.726+11.107_108x102	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105910-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105910-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105910-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105910-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72581	11.10709	5.0	59333.45779	108 102	219 206	0.4975 0.4976	20210429105910-03	short
SkyMapper_i_20210429105936-03_164.726+11.107_108x102	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105936-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105936-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105936-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429105936-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72584	11.10702	10.0	59333.45809	108 102	219 206	0.4976 0.4977	20210429105936-03	short
SkyMapper_z_20210429110008-03_164.726+11.107_108x101	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110008-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110008-03&format=png&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110008-03&format=fits&pos=164.725860702,11.1060068495&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110008-03&format=mask&pos=164.725860702,11.1060068495&size=0.03,0.03	164.72585	11.10707	20.0	59333.45846	108 101	219 205	0.4975 0.4976	20210429110008-03	short