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_20200707140131-30_280.559+13.503_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140131-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140131-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140131-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140131-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55872	13.50350	5.0	59037.58441	108 108	219 219	0.4954 0.4959	20200707140131-30	short
SkyMapper_r_20200707140157-30_280.559+13.503_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140157-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140157-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140157-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140157-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55883	13.50347	5.0	59037.58470	108 108	219 219	0.4954 0.4959	20200707140157-30	short
SkyMapper_i_20200707140222-30_280.559+13.503_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140222-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140222-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140222-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140222-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55880	13.50346	10.0	59037.58500	108 108	219 219	0.4955 0.4959	20200707140222-30	short
SkyMapper_z_20200707140253-30_280.559+13.503_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140253-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140253-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140253-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707140253-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55869	13.50344	20.0	59037.58536	108 108	220 219	0.4954 0.4958	20200707140253-30	short
SkyMapper_r_20200708140153-29_280.559+13.504_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140153-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140153-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140153-29&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140153-29&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55876	13.50354	5.0	59038.58466	108 108	219 219	0.4958 0.4971	20200708140153-29	short
SkyMapper_i_20200708140218-29_280.559+13.504_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140218-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140218-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140218-29&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140218-29&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55874	13.50353	10.0	59038.58497	108 108	219 219	0.4959 0.4971	20200708140218-29	short
SkyMapper_z_20200708140248-29_280.559+13.503_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140248-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140248-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140248-29&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140248-29&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55879	13.50347	20.0	59038.58531	108 108	219 219	0.4958 0.4970	20200708140248-29	short
SkyMapper_i_20200712134422-30_280.559+13.504_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134422-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134422-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134422-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134422-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55871	13.50352	10.0	59042.57251	108 108	219 219	0.4955 0.4959	20200712134422-30	short
SkyMapper_z_20200712134452-30_280.559+13.503_109x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134452-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134452-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134452-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712134452-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55865	13.50349	20.0	59042.57285	109 108	220 219	0.4954 0.4958	20200712134452-30	short
SkyMapper_z_20200720131545-07_280.559+13.505_108x101	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720131545-07&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720131545-07&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720131545-07&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200720131545-07&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55868	13.50461	20.0	59050.55264	108 101	219 205	0.4973 0.4975	20200720131545-07	short
SkyMapper_i_20200723125557-29_280.559+13.503_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125557-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125557-29&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125557-29&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125557-29&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55871	13.50347	100.0	59053.53888	108 108	219 219	0.4959 0.4971	20200723125557-29	main
SkyMapper_i_20200723125758-26_280.559+13.504_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125758-26&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125758-26&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125758-26&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723125758-26&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55872	13.50352	100.0	59053.54027	108 108	219 219	0.4964 0.4962	20200723125758-26	main
SkyMapper_g_20210821110629-30_280.559+13.503_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110629-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110629-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110629-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110629-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55866	13.50345	5.0	59447.46287	108 108	220 219	0.4954 0.4959	20210821110629-30	short
SkyMapper_r_20210821110656-30_280.559+13.503_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110656-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110656-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110656-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110656-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55878	13.50340	5.0	59447.46318	108 108	220 219	0.4954 0.4958	20210821110656-30	short
SkyMapper_i_20210821110723-30_280.559+13.503_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110723-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110723-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110723-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110723-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55880	13.50343	10.0	59447.46350	108 108	219 219	0.4954 0.4958	20210821110723-30	short
SkyMapper_z_20210821110755-30_280.559+13.503_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110755-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110755-30&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110755-30&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821110755-30&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.55878	13.50347	20.0	59447.46386	108 108	220 219	0.4953 0.4958	20210821110755-30	short
SkyMapper_u_20210821111617-20_280.564+13.503_69x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56440	13.50348	40.0	59447.46967	69 108	140 219	0.4955 0.4958	20210821111617-20	short
SkyMapper_v_20210821111719-20_280.564+13.503_69x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56441	13.50346	20.0	59447.47039	69 108	140 219	0.4954 0.4958	20210821111719-20	short
SkyMapper_g_20210821111801-20_280.564+13.504_69x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56429	13.50352	5.0	59447.47088	69 108	141 219	0.4954 0.4958	20210821111801-20	short
SkyMapper_r_20210821111827-20_280.564+13.504_69x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56430	13.50354	5.0	59447.47118	69 108	141 219	0.4954 0.4958	20210821111827-20	short
SkyMapper_i_20210821111854-20_280.564+13.504_69x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56429	13.50352	10.0	59447.47149	69 108	141 219	0.4954 0.4958	20210821111854-20	short
SkyMapper_z_20210821111925-20_280.564+13.503_69x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-20&format=png&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-20&format=fits&pos=280.558708,13.503511&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-20&format=mask&pos=280.558708,13.503511&size=0.03,0.03	280.56428	13.50348	20.0	59447.47185	69 108	141 219	0.4954 0.4958	20210821111925-20	short