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_20200701184716-28_336.126+11.730_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184716-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184716-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184716-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184716-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12582	11.73013	40.0	59031.78285	108 108	219 219	0.4969 0.4963	20200701184716-28	short
SkyMapper_v_20200701184816-28_336.126+11.730_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184816-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184816-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184816-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184816-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12577	11.73002	20.0	59031.78355	108 108	219 219	0.4969 0.4963	20200701184816-28	short
SkyMapper_g_20200701184858-28_336.126+11.730_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184858-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184858-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184858-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184858-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12577	11.73006	5.0	59031.78403	108 108	219 219	0.4970 0.4964	20200701184858-28	short
SkyMapper_r_20200701184924-28_336.126+11.730_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184924-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184924-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184924-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184924-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12580	11.73004	5.0	59031.78432	108 108	219 219	0.4969 0.4964	20200701184924-28	short
SkyMapper_i_20200701184949-28_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184949-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184949-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184949-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701184949-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12576	11.73013	10.0	59031.78462	108 108	219 219	0.4970 0.4964	20200701184949-28	short
SkyMapper_z_20200701185020-28_336.126+11.730_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701185020-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701185020-28&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701185020-28&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200701185020-28&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12586	11.73012	20.0	59031.78497	108 108	219 219	0.4969 0.4963	20200701185020-28	short
SkyMapper_g_20200720165634-14_336.126+11.730_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165634-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165634-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165634-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165634-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12575	11.73012	5.0	59050.70596	108 108	219 219	0.4972 0.4964	20200720165634-14	short
SkyMapper_r_20200720165659-14_336.126+11.730_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165659-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165659-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165659-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165659-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12579	11.73010	5.0	59050.70625	108 108	219 219	0.4971 0.4963	20200720165659-14	short
SkyMapper_i_20200720165724-14_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165724-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165724-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165724-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165724-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12578	11.73007	10.0	59050.70654	108 108	219 219	0.4972 0.4965	20200720165724-14	short
SkyMapper_z_20200720165754-14_336.126+11.730_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165754-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165754-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165754-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720165754-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12575	11.73007	20.0	59050.70690	108 108	219 219	0.4972 0.4964	20200720165754-14	short
SkyMapper_i_20200730161843-14_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161843-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161843-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161843-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161843-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12577	11.73015	10.0	59060.67970	108 108	219 219	0.4972 0.4965	20200730161843-14	short
SkyMapper_z_20200730161915-14_336.126+11.730_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161915-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161915-14&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161915-14&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200730161915-14&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12581	11.73014	20.0	59060.68006	108 108	219 219	0.4971 0.4964	20200730161915-14	short
SkyMapper_i_20200829142414-10_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200829142414-10&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200829142414-10&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200829142414-10&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200829142414-10&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12589	11.73002	100.0	59090.60017	108 108	219 219	0.4969 0.4963	20200829142414-10	main
SkyMapper_u_20201004115750-11_336.126+11.730_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115750-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115750-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115750-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115750-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12586	11.73013	40.0	59126.49853	108 108	219 219	0.4966 0.4972	20201004115750-11	short
SkyMapper_v_20201004115850-11_336.126+11.730_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115850-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115850-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115850-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115850-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12581	11.73017	20.0	59126.49921	108 108	219 219	0.4966 0.4972	20201004115850-11	short
SkyMapper_g_20201004115929-11_336.126+11.730_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115929-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115929-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115929-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004115929-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12578	11.73006	5.0	59126.49968	108 108	219 219	0.4967 0.4973	20201004115929-11	short
SkyMapper_r_20201004120001-11_336.126+11.730_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120001-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120001-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120001-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120001-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12579	11.73015	5.0	59126.50002	108 108	219 219	0.4967 0.4973	20201004120001-11	short
SkyMapper_i_20201004120025-11_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120025-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120025-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120025-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120025-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12578	11.73015	10.0	59126.50031	108 108	219 219	0.4968 0.4974	20201004120025-11	short
SkyMapper_z_20201004120055-11_336.126+11.730_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120055-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120055-11&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120055-11&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201004120055-11&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12583	11.73010	20.0	59126.50065	108 108	219 219	0.4967 0.4973	20201004120055-11	short
SkyMapper_u_20201005115037-29_336.126+11.730_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115037-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115037-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115037-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115037-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12581	11.73012	40.0	59127.49351	108 108	219 219	0.4958 0.4969	20201005115037-29	short
SkyMapper_v_20201005115137-29_336.126+11.730_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115137-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115137-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115137-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115137-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12592	11.73007	20.0	59127.49420	108 108	219 219	0.4958 0.4969	20201005115137-29	short
SkyMapper_g_20201005115217-29_336.126+11.730_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115217-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115217-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115217-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115217-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12586	11.73008	5.0	59127.49468	108 108	219 219	0.4958 0.4970	20201005115217-29	short
SkyMapper_r_20201005115245-29_336.126+11.730_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115245-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115245-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115245-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115245-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12590	11.73013	5.0	59127.49499	108 108	219 219	0.4958 0.4970	20201005115245-29	short
SkyMapper_i_20201005115310-29_336.126+11.730_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115310-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115310-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115310-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115310-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12591	11.73015	10.0	59127.49529	108 108	219 219	0.4958 0.4971	20201005115310-29	short
SkyMapper_z_20201005115340-29_336.126+11.730_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115340-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115340-29&format=png&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115340-29&format=fits&pos=336.125798213,11.7301230062&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201005115340-29&format=mask&pos=336.125798213,11.7301230062&size=0.03,0.03	336.12590	11.73005	20.0	59127.49563	108 108	219 219	0.4958 0.4970	20201005115340-29	short