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_20200720171039-14_338.385+11.941_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171039-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171039-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171039-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171039-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38532	11.94125	20.0	59050.71575	108 108	219 219	0.4971 0.4964	20200720171039-14	short
SkyMapper_r_20200720171146-14_338.385+11.941_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171146-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171146-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171146-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171146-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38528	11.94120	5.0	59050.71652	108 108	219 219	0.4971 0.4964	20200720171146-14	short
SkyMapper_i_20200720171211-14_338.385+11.941_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171211-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171211-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171211-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171211-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38526	11.94123	10.0	59050.71682	108 108	219 219	0.4972 0.4965	20200720171211-14	short
SkyMapper_z_20200720171241-14_338.385+11.941_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171241-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171241-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171241-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720171241-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38535	11.94120	20.0	59050.71718	108 108	219 219	0.4972 0.4964	20200720171241-14	short
SkyMapper_r_20200729163019-14_338.385+11.941_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163019-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163019-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163019-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163019-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38526	11.94122	5.0	59059.68774	108 108	219 219	0.4971 0.4964	20200729163019-14	short
SkyMapper_z_20200729163115-14_338.385+11.941_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163115-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163115-14&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163115-14&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200729163115-14&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38534	11.94132	20.0	59059.68839	108 108	219 219	0.4971 0.4964	20200729163115-14	short
SkyMapper_r_20200730162932-10_338.385+11.941_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162932-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162932-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162932-10&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162932-10&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38529	11.94122	5.0	59060.68720	108 108	219 219	0.4968 0.4964	20200730162932-10	short
SkyMapper_i_20200730162957-10_338.385+11.941_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162957-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162957-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162957-10&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730162957-10&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38529	11.94130	10.0	59060.68750	108 108	219 219	0.4969 0.4964	20200730162957-10	short
SkyMapper_z_20200730163027-10_338.385+11.941_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730163027-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730163027-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730163027-10&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730163027-10&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38525	11.94126	20.0	59060.68785	108 108	219 219	0.4969 0.4963	20200730163027-10	short
SkyMapper_i_20200906152218-10_338.385+11.941_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152218-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152218-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152218-10&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152218-10&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38528	11.94121	100.0	59098.64051	108 108	219 219	0.4970 0.4964	20200906152218-10	main
SkyMapper_i_20200906152417-10_338.385+11.941_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152417-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152417-10&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152417-10&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200906152417-10&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38524	11.94120	100.0	59098.64190	108 108	219 219	0.4970 0.4964	20200906152417-10	main
SkyMapper_u_20200926123617-29_338.393+11.941_55x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123617-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123617-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123617-29&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123617-29&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.39286	11.94119	40.0	59118.52522	55 108	112 219	0.4958 0.4970	20200926123617-29	short
SkyMapper_v_20200926123719-29_338.393+11.941_55x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123719-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123719-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123719-29&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123719-29&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.39286	11.94118	20.0	59118.52593	55 108	112 219	0.4958 0.4969	20200926123719-29	short
SkyMapper_r_20200926123823-29_338.393+11.941_55x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123823-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123823-29&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123823-29&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200926123823-29&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.39300	11.94119	5.0	59118.52667	55 108	111 219	0.4958 0.4970	20200926123823-29	short
SkyMapper_v_20201004121952-25_338.385+11.941_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004121952-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004121952-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004121952-25&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004121952-25&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38537	11.94134	20.0	59126.51382	108 108	219 219	0.4966 0.4972	20201004121952-25	short
SkyMapper_g_20201004122032-25_338.385+11.941_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122032-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122032-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122032-25&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122032-25&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38527	11.94134	5.0	59126.51428	108 108	219 219	0.4967 0.4974	20201004122032-25	short
SkyMapper_r_20201004122103-25_338.385+11.941_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122103-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122103-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122103-25&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122103-25&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38536	11.94124	5.0	59126.51463	108 108	219 219	0.4967 0.4973	20201004122103-25	short
SkyMapper_i_20201004122128-25_338.385+11.941_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122128-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122128-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122128-25&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122128-25&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38524	11.94133	10.0	59126.51492	108 108	219 219	0.4968 0.4974	20201004122128-25	short
SkyMapper_z_20201004122158-25_338.385+11.941_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122158-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122158-25&format=png&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122158-25&format=fits&pos=338.38526379934,11.941300263539&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004122158-25&format=mask&pos=338.38526379934,11.941300263539&size=0.03,0.03	338.38529	11.94130	20.0	59126.51525	108 108	219 219	0.4967 0.4973	20201004122158-25	short