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_20161210121740-06_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121740-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121740-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121740-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121740-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96769	-71.88382	100.0	57732.51229	108 108	219 219	0.4963 0.4961	20161210121740-06	main
SkyMapper_z_20161210121942-06_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121942-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121942-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121942-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20161210121942-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96762	-71.88384	100.0	57732.51370	108 108	219 219	0.4962 0.4961	20161210121942-06	main
SkyMapper_u_20180828171957-21_58.968-71.884_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828171957-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828171957-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828171957-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828171957-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96753	-71.88373	40.0	58358.72221	108 108	219 219	0.4972 0.4974	20180828171957-21	short
SkyMapper_v_20180828172058-21_58.968-71.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172058-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172058-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172058-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172058-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96753	-71.88370	20.0	58358.72292	108 108	219 219	0.4972 0.4974	20180828172058-21	short
SkyMapper_g_20180828172140-21_58.968-71.884_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172140-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172140-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172140-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172140-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96786	-71.88375	5.0	58358.72340	108 108	219 219	0.4974 0.4975	20180828172140-21	short
SkyMapper_r_20180828172206-21_58.968-71.884_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172206-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172206-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172206-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172206-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96762	-71.88375	5.0	58358.72369	108 108	219 219	0.4973 0.4975	20180828172206-21	short
SkyMapper_i_20180828172232-21_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172232-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172232-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172232-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172232-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96789	-71.88373	10.0	58358.72399	108 108	219 219	0.4974 0.4976	20180828172232-21	short
SkyMapper_z_20180828172303-21_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172303-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172303-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172303-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180828172303-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96759	-71.88370	20.0	58358.72435	108 108	219 219	0.4973 0.4975	20180828172303-21	short
SkyMapper_i_20180929135958-21_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929135958-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929135958-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929135958-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929135958-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96763	-71.88381	10.0	58390.58333	108 108	219 219	0.4975 0.4975	20180929135958-21	short
SkyMapper_z_20180929140029-21_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929140029-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929140029-21&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929140029-21&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180929140029-21&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96752	-71.88380	20.0	58390.58369	108 108	219 219	0.4974 0.4975	20180929140029-21	short
SkyMapper_v_20190930154048-06_58.968-71.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930154048-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930154048-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930154048-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930154048-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96778	-71.88386	100.0	58756.65334	108 108	219 219	0.4962 0.4960	20190930154048-06	main
SkyMapper_z_20190930162743-10_58.968-71.888_108x76	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930162743-10&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930162743-10&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930162743-10&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190930162743-10&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96768	-71.88831	100.0	58756.68593	108 76	219 154	0.4969 0.4963	20190930162743-10	main
SkyMapper_g_20191001131156-06_58.968-71.884_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191001131156-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191001131156-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191001131156-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191001131156-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96799	-71.88378	100.0	58757.54998	108 108	219 219	0.4964 0.4960	20191001131156-06	main
SkyMapper_i_20191017140319-16_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140319-16&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140319-16&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140319-16&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140319-16&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96791	-71.88374	100.0	58773.58565	108 108	219 219	0.4955 0.4958	20191017140319-16	main
SkyMapper_z_20191017140519-16_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140519-16&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140519-16&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140519-16&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017140519-16&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96802	-71.88385	100.0	58773.58704	108 108	219 219	0.4954 0.4958	20191017140519-16	main
SkyMapper_i_20191017141521-06_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141521-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141521-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141521-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141521-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96762	-71.88386	100.0	58773.59400	108 108	219 219	0.4964 0.4961	20191017141521-06	main
SkyMapper_z_20191017141722-06_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141722-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141722-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141722-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141722-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96770	-71.88386	100.0	58773.59542	108 108	219 219	0.4963 0.4960	20191017141722-06	main
SkyMapper_i_20191017141922-02_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141922-02&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141922-02&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141922-02&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191017141922-02&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96789	-71.88376	100.0	58773.59682	108 108	219 219	0.4955 0.4958	20191017141922-02	main
SkyMapper_u_20191205110848-10_58.968-71.884_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191205110848-10&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191205110848-10&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191205110848-10&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191205110848-10&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96763	-71.88381	100.0	58822.46446	108 108	219 219	0.4968 0.4963	20191205110848-10	main
SkyMapper_i_20200830150013-09_58.968-71.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150013-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150013-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150013-09&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150013-09&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96787	-71.88376	100.0	59091.62517	108 108	219 219	0.4975 0.4975	20200830150013-09	main
SkyMapper_z_20200830150214-09_58.968-71.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150214-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150214-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150214-09&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830150214-09&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96758	-71.88377	100.0	59091.62656	108 108	219 219	0.4975 0.4974	20200830150214-09	main
SkyMapper_g_20200914135650-06_58.968-71.884_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135650-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135650-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135650-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135650-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96774	-71.88386	100.0	59106.58115	108 108	219 219	0.4964 0.4960	20200914135650-06	main
SkyMapper_r_20200914135849-06_58.968-71.884_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135849-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135849-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135849-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200914135849-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96797	-71.88376	100.0	59106.58255	108 108	219 219	0.4964 0.4960	20200914135849-06	main
SkyMapper_u_20201209121248-06_58.968-71.884_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121248-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121248-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121248-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121248-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96771	-71.88384	100.0	59192.50892	108 108	219 219	0.4962 0.4961	20201209121248-06	main
SkyMapper_v_20201209121450-06_58.968-71.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121450-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121450-06&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121450-06&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201209121450-06&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96781	-71.88387	100.0	59192.51033	108 108	219 219	0.4962 0.4960	20201209121450-06	main
SkyMapper_u_20201210104211-09_58.968-71.884_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104211-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104211-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104211-09&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104211-09&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96757	-71.88379	100.0	59193.44599	108 108	219 219	0.4972 0.4974	20201210104211-09	main
SkyMapper_v_20201210104413-09_58.968-71.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104413-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104413-09&format=png&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104413-09&format=fits&pos=58.96769,-71.8837533333&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201210104413-09&format=mask&pos=58.96769,-71.8837533333&size=0.03,0.03	58.96776	-71.88377	100.0	59193.44740	108 108	219 219	0.4972 0.4974	20201210104413-09	main