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_g_20170525090854-06_131.982+11.723_108x62	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20170525090854-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20170525090854-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20170525090854-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20170525090854-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98242	11.72252	100.0	57898.38120	108 62	219 126	0.4963 0.4961	20170525090854-06	nonsurvey
SkyMapper_g_20180315125641-06_131.982+11.718_108x95	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180315125641-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180315125641-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180315125641-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180315125641-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98248	11.71794	100.0	58192.53939	108 95	219 192	0.4962 0.4961	20180315125641-06	nonsurvey
SkyMapper_i_20190427085351-18_131.982+11.716_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427085351-18&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427085351-18&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427085351-18&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427085351-18&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98243	11.71605	100.0	58600.37075	108 108	219 219	0.4972 0.4965	20190427085351-18	main
SkyMapper_i_20210125164710-02_131.983+11.716_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125164710-02&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125164710-02&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125164710-02&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125164710-02&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98250	11.71602	100.0	59239.69945	108 108	219 219	0.4955 0.4959	20210125164710-02	main
SkyMapper_v_20210217132739-10_131.982+11.716_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132739-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132739-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132739-10&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132739-10&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98241	11.71604	20.0	59262.56091	108 108	219 219	0.4968 0.4962	20210217132739-10	short
SkyMapper_g_20210217132821-10_131.982+11.716_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132821-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132821-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132821-10&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132821-10&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98247	11.71601	5.0	59262.56139	108 108	219 219	0.4968 0.4962	20210217132821-10	short
SkyMapper_r_20210217132848-10_131.982+11.716_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132848-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132848-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132848-10&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132848-10&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98248	11.71592	5.0	59262.56170	108 108	219 219	0.4968 0.4963	20210217132848-10	short
SkyMapper_i_20210217132915-10_131.982+11.716_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132915-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132915-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132915-10&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132915-10&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98247	11.71596	10.0	59262.56202	108 108	219 219	0.4969 0.4963	20210217132915-10	short
SkyMapper_z_20210217132947-10_131.982+11.716_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132947-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132947-10&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132947-10&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210217132947-10&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98244	11.71595	20.0	59262.56238	108 108	219 219	0.4968 0.4963	20210217132947-10	short
SkyMapper_u_20210302123651-06_131.982+11.716_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123651-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123651-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123651-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123651-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98247	11.71593	40.0	59275.52562	108 108	219 219	0.4962 0.4960	20210302123651-06	short
SkyMapper_v_20210302123752-06_131.982+11.716_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123752-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123752-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123752-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123752-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98242	11.71594	20.0	59275.52633	108 108	219 219	0.4962 0.4960	20210302123752-06	short
SkyMapper_g_20210302123836-06_131.982+11.716_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123836-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123836-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123836-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123836-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98241	11.71600	5.0	59275.52683	108 108	219 219	0.4962 0.4961	20210302123836-06	short
SkyMapper_r_20210302123902-06_131.982+11.716_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123902-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123902-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123902-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123902-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98244	11.71597	5.0	59275.52713	108 108	219 219	0.4962 0.4960	20210302123902-06	short
SkyMapper_i_20210302123933-06_131.982+11.716_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123933-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123933-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123933-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302123933-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98248	11.71604	10.0	59275.52750	108 108	219 219	0.4963 0.4961	20210302123933-06	short
SkyMapper_z_20210302124004-06_131.982+11.716_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302124004-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302124004-06&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302124004-06&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302124004-06&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98249	11.71600	20.0	59275.52786	108 108	219 219	0.4962 0.4960	20210302124004-06	short
SkyMapper_u_20210411095433-07_131.983+11.716_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095433-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095433-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095433-07&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095433-07&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98251	11.71603	40.0	59315.41292	108 108	219 219	0.4971 0.4974	20210411095433-07	short
SkyMapper_g_20210411095618-07_131.982+11.716_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095618-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095618-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095618-07&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095618-07&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98245	11.71599	5.0	59315.41412	108 108	219 219	0.4973 0.4975	20210411095618-07	short
SkyMapper_r_20210411095647-07_131.982+11.716_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095647-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095647-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095647-07&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095647-07&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98245	11.71597	5.0	59315.41447	108 108	219 219	0.4973 0.4975	20210411095647-07	short
SkyMapper_i_20210411095714-07_131.982+11.716_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095714-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095714-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095714-07&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095714-07&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98240	11.71596	10.0	59315.41478	108 108	219 219	0.4973 0.4975	20210411095714-07	short
SkyMapper_z_20210411095745-07_131.982+11.716_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095745-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095745-07&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095745-07&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411095745-07&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98245	11.71598	20.0	59315.41514	108 108	219 219	0.4973 0.4975	20210411095745-07	short
SkyMapper_u_20210412095016-21_131.982+11.716_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095016-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095016-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095016-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095016-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98239	11.71596	40.0	59316.40975	108 108	219 219	0.4971 0.4974	20210412095016-21	short
SkyMapper_v_20210412095119-21_131.982+11.716_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095119-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095119-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095119-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095119-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98239	11.71599	20.0	59316.41047	108 108	219 219	0.4971 0.4974	20210412095119-21	short
SkyMapper_g_20210412095200-21_131.982+11.716_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095200-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095200-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095200-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095200-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98237	11.71607	5.0	59316.41096	108 108	219 219	0.4973 0.4975	20210412095200-21	short
SkyMapper_r_20210412095230-21_131.982+11.716_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095230-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095230-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095230-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095230-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98242	11.71603	5.0	59316.41130	108 108	219 219	0.4972 0.4975	20210412095230-21	short
SkyMapper_i_20210412095256-21_131.982+11.716_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095256-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095256-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095256-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095256-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98242	11.71596	10.0	59316.41160	108 109	219 219	0.4973 0.4976	20210412095256-21	short
SkyMapper_z_20210412095328-21_131.982+11.716_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095328-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095328-21&format=png&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095328-21&format=fits&pos=131.982424523,11.7160244956&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412095328-21&format=mask&pos=131.982424523,11.7160244956&size=0.03,0.03	131.98250	11.71607	20.0	59316.41196	108 108	219 219	0.4972 0.4975	20210412095328-21	short