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_i_20200707141716-14_281.748+12.073_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141716-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141716-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141716-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141716-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74780	12.07343	10.0	59037.59534	108 108	219 219	0.4972 0.4964	20200707141716-14	short
SkyMapper_z_20200707141746-14_281.748+12.073_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141746-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141746-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141746-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200707141746-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74784	12.07337	20.0	59037.59569	108 108	219 219	0.4971 0.4964	20200707141746-14	short
SkyMapper_g_20200708140915-14_281.748+12.073_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140915-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140915-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140915-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140915-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74785	12.07337	5.0	59038.58979	108 108	219 219	0.4971 0.4964	20200708140915-14	short
SkyMapper_r_20200708140941-14_281.748+12.073_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140941-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140941-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140941-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708140941-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74782	12.07330	5.0	59038.59007	108 108	219 219	0.4971 0.4963	20200708140941-14	short
SkyMapper_i_20200708141007-14_281.748+12.073_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141007-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141007-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141007-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141007-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74781	12.07343	10.0	59038.59038	108 108	219 219	0.4972 0.4965	20200708141007-14	short
SkyMapper_z_20200708141037-14_281.748+12.073_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141037-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141037-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141037-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200708141037-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74778	12.07333	20.0	59038.59072	108 108	219 219	0.4971 0.4964	20200708141037-14	short
SkyMapper_i_20200712135157-14_281.748+12.073_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712135157-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712135157-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712135157-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200712135157-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74779	12.07329	10.0	59042.57778	108 108	219 219	0.4972 0.4964	20200712135157-14	short
SkyMapper_i_20200723130804-14_281.748+12.073_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723130804-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723130804-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723130804-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200723130804-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74787	12.07334	100.0	59053.54729	108 108	219 219	0.4972 0.4964	20200723130804-14	main
SkyMapper_r_20210530164758-14_281.748+12.073_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164758-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164758-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164758-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164758-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74776	12.07334	5.0	59364.70001	108 108	219 219	0.4972 0.4964	20210530164758-14	short
SkyMapper_i_20210530164826-14_281.748+12.073_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164826-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164826-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164826-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164826-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74781	12.07333	10.0	59364.70033	108 108	219 219	0.4972 0.4965	20210530164826-14	short
SkyMapper_z_20210530164857-14_281.748+12.073_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164857-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164857-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164857-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210530164857-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74783	12.07343	20.0	59364.70070	108 108	219 219	0.4972 0.4964	20210530164857-14	short
SkyMapper_u_20210821111617-14_281.744+12.073_85x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111617-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74432	12.07332	40.0	59447.46967	85 108	172 219	0.4970 0.4963	20210821111617-14	short
SkyMapper_v_20210821111719-14_281.744+12.073_85x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111719-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74433	12.07339	20.0	59447.47039	85 108	171 219	0.4970 0.4963	20210821111719-14	short
SkyMapper_g_20210821111801-14_281.744+12.073_85x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111801-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74429	12.07339	5.0	59447.47088	85 108	172 219	0.4971 0.4964	20210821111801-14	short
SkyMapper_r_20210821111827-14_281.744+12.073_85x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111827-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74427	12.07335	5.0	59447.47118	85 108	171 219	0.4971 0.4964	20210821111827-14	short
SkyMapper_i_20210821111854-14_281.744+12.073_85x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111854-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74438	12.07341	10.0	59447.47149	85 108	172 219	0.4972 0.4964	20210821111854-14	short
SkyMapper_z_20210821111925-14_281.744+12.073_85x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-14&format=png&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-14&format=fits&pos=281.747792,12.0734&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210821111925-14&format=mask&pos=281.747792,12.0734&size=0.03,0.03	281.74430	12.07333	20.0	59447.47185	85 108	171 219	0.4971 0.4963	20210821111925-14	short