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_20190124152112-16_121.162+9.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152112-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152112-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152112-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152112-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16153	9.96674	100.0	58507.63975	108 108	219 219	0.4955 0.4958	20190124152112-16	main
SkyMapper_i_20190124152312-15_121.162+9.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152312-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152312-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152312-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124152312-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16159	9.96669	100.0	58507.64113	108 108	219 219	0.4959 0.4971	20190124152312-15	main
SkyMapper_u_20190409101625-16_121.160+9.967_96x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101625-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101625-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101625-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101625-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15965	9.96671	40.0	58582.42809	96 108	194 219	0.4954 0.4958	20190409101625-16	short
SkyMapper_v_20190409101725-16_121.160+9.967_96x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101725-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101725-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101725-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101725-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15955	9.96673	20.0	58582.42878	96 108	194 219	0.4953 0.4957	20190409101725-16	short
SkyMapper_r_20190409101831-16_121.160+9.967_96x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101831-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101831-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101831-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409101831-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15971	9.96669	5.0	58582.42954	96 108	195 219	0.4954 0.4957	20190409101831-16	short
SkyMapper_u_20190418091756-15_121.162+9.967_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091756-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091756-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091756-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091756-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16162	9.96679	40.0	58591.38748	108 108	219 219	0.4958 0.4969	20190418091756-15	short
SkyMapper_v_20190418091856-15_121.162+9.967_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091856-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091856-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091856-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091856-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16164	9.96668	20.0	58591.38817	108 108	219 219	0.4957 0.4969	20190418091856-15	short
SkyMapper_g_20190418091936-15_121.162+9.967_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091936-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091936-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091936-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418091936-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16155	9.96670	5.0	58591.38863	108 108	219 219	0.4958 0.4970	20190418091936-15	short
SkyMapper_r_20190418092002-15_121.162+9.967_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092002-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092002-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092002-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092002-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16154	9.96673	5.0	58591.38892	108 108	219 219	0.4958 0.4970	20190418092002-15	short
SkyMapper_i_20190418092027-15_121.162+9.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092027-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092027-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092027-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092027-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16159	9.96675	10.0	58591.38922	108 108	219 219	0.4958 0.4970	20190418092027-15	short
SkyMapper_z_20190418092057-15_121.162+9.967_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092057-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092057-15&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092057-15&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190418092057-15&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16154	9.96669	20.0	58591.38957	108 108	219 219	0.4958 0.4970	20190418092057-15	short
SkyMapper_u_20190427093028-31_121.161+9.967_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093028-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093028-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093028-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093028-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16150	9.96671	40.0	58600.39617	108 108	219 219	0.4974 0.4975	20190427093028-31	short
SkyMapper_v_20190427093128-31_121.162+9.967_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093128-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093128-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093128-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093128-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16152	9.96676	20.0	58600.39689	108 108	219 219	0.4975 0.4975	20190427093128-31	short
SkyMapper_g_20190427093208-31_121.162+9.967_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093208-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093208-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093208-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093208-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16152	9.96670	5.0	58600.39735	108 108	219 219	0.4976 0.4976	20190427093208-31	short
SkyMapper_r_20190427093235-31_121.161+9.967_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093235-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093235-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093235-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093235-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16147	9.96681	5.0	58600.39764	108 108	219 219	0.4976 0.4976	20190427093235-31	short
SkyMapper_i_20190427093301-31_121.162+9.967_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093301-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093301-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093301-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093301-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16156	9.96683	10.0	58600.39795	108 108	219 219	0.4977 0.4977	20190427093301-31	short
SkyMapper_z_20190427093331-31_121.162+9.967_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093331-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093331-31&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093331-31&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427093331-31&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.16152	9.96682	20.0	58600.39831	108 108	219 219	0.4976 0.4976	20190427093331-31	short
SkyMapper_u_20200114161855-16_121.156+9.967_68x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161855-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161855-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161855-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161855-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15579	9.96677	40.0	58862.67981	68 108	138 219	0.4954 0.4957	20200114161855-16	short
SkyMapper_v_20200114161955-16_121.156+9.967_68x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161955-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161955-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161955-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114161955-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15579	9.96664	20.0	58862.68052	68 108	138 219	0.4954 0.4957	20200114161955-16	short
SkyMapper_g_20200114162035-16_121.156+9.967_69x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162035-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162035-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162035-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162035-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15600	9.96672	5.0	58862.68098	69 108	141 219	0.4955 0.4958	20200114162035-16	short
SkyMapper_r_20200114162103-16_121.156+9.967_69x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162103-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162103-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162103-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162103-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15599	9.96677	5.0	58862.68131	69 108	141 219	0.4954 0.4958	20200114162103-16	short
SkyMapper_i_20200114162129-16_121.156+9.967_70x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162129-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162129-16&format=png&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162129-16&format=fits&pos=121.161526582,9.96676713651&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200114162129-16&format=mask&pos=121.161526582,9.96676713651&size=0.03,0.03	121.15615	9.96665	10.0	58862.68161	70 108	143 219	0.4955 0.4959	20200114162129-16	short
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