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_20180807185322-20_22.278+4.706_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185322-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185322-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185322-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185322-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27821	4.70645	40.0	58337.78708	108 108	219 219	0.4955 0.4958	20180807185322-20	short
SkyMapper_v_20180807185423-20_22.278+4.706_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185423-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185423-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185423-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185423-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27813	4.70644	20.0	58337.78778	108 108	219 219	0.4955 0.4957	20180807185423-20	short
SkyMapper_g_20180807185503-20_22.278+4.707_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185503-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185503-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185503-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185503-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27817	4.70654	5.0	58337.78825	108 108	219 219	0.4955 0.4958	20180807185503-20	short
SkyMapper_r_20180807185529-20_22.278+4.707_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185529-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185529-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185529-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185529-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27815	4.70656	5.0	58337.78855	108 108	219 219	0.4955 0.4958	20180807185529-20	short
SkyMapper_i_20180807185554-20_22.278+4.707_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185554-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185554-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185554-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185554-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27822	4.70651	10.0	58337.78883	108 108	219 219	0.4955 0.4959	20180807185554-20	short
SkyMapper_z_20180807185624-20_22.278+4.707_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185624-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185624-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185624-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807185624-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27818	4.70651	20.0	58337.78920	108 108	219 219	0.4955 0.4958	20180807185624-20	short
SkyMapper_u_20180814182803-02_22.278+4.706_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182803-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182803-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182803-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182803-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27813	4.70644	40.0	58344.76950	108 108	220 219	0.4954 0.4958	20180814182803-02	short
SkyMapper_v_20180814182904-02_22.278+4.707_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182904-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182904-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182904-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182904-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27815	4.70656	20.0	58344.77020	108 108	220 219	0.4954 0.4957	20180814182904-02	short
SkyMapper_g_20180814182944-02_22.278+4.707_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182944-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182944-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182944-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814182944-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27814	4.70654	5.0	58344.77068	108 108	220 219	0.4954 0.4958	20180814182944-02	short
SkyMapper_r_20180814183010-02_22.278+4.706_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183010-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183010-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183010-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183010-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27813	4.70643	5.0	58344.77097	108 108	220 219	0.4954 0.4958	20180814183010-02	short
SkyMapper_i_20180814183036-02_22.278+4.707_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183036-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183036-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183036-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183036-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27810	4.70651	10.0	58344.77127	108 108	219 219	0.4955 0.4958	20180814183036-02	short
SkyMapper_z_20180814183106-02_22.278+4.706_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183106-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183106-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183106-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180814183106-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27811	4.70649	20.0	58344.77162	108 108	220 219	0.4954 0.4958	20180814183106-02	short
SkyMapper_i_20180821192057-02_22.278+4.707_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180821192057-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180821192057-02&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180821192057-02&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180821192057-02&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27812	4.70650	100.0	58351.80623	108 108	219 219	0.4955 0.4958	20180821192057-02	main
SkyMapper_i_20180822191253-16_22.278+4.706_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180822191253-16&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180822191253-16&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180822191253-16&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180822191253-16&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27810	4.70643	100.0	58352.80063	108 108	219 219	0.4956 0.4958	20180822191253-16	main
SkyMapper_u_20191211113043-06_22.278+4.707_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113043-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113043-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113043-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113043-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27816	4.70656	40.0	58828.47968	108 108	219 219	0.4962 0.4960	20191211113043-06	short
SkyMapper_v_20191211113143-06_22.278+4.706_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113143-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113143-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113143-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113143-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27818	4.70646	20.0	58828.48037	108 108	219 219	0.4962 0.4960	20191211113143-06	short
SkyMapper_g_20191211113223-06_22.278+4.707_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113223-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113223-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113223-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113223-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27806	4.70656	5.0	58828.48084	108 108	219 219	0.4962 0.4960	20191211113223-06	short
SkyMapper_r_20191211113248-06_22.278+4.707_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113248-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113248-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113248-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113248-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27816	4.70653	5.0	58828.48113	108 108	219 219	0.4962 0.4960	20191211113248-06	short
SkyMapper_i_20191211113313-06_22.278+4.707_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113313-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113313-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113313-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113313-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27806	4.70653	10.0	58828.48144	108 108	219 219	0.4963 0.4961	20191211113313-06	short
SkyMapper_z_20191211113344-06_22.278+4.706_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113344-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113344-06&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113344-06&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191211113344-06&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27808	4.70646	20.0	58828.48178	108 108	219 219	0.4962 0.4960	20191211113344-06	short
SkyMapper_i_20191213122321-20_22.278+4.707_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191213122321-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191213122321-20&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191213122321-20&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191213122321-20&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27819	4.70651	100.0	58830.51624	108 108	219 219	0.4956 0.4958	20191213122321-20	main
SkyMapper_r_20200927152623-17_22.278+4.707_108x109	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152623-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152623-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152623-17&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152623-17&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27807	4.70659	5.0	59119.64334	108 109	219 219	0.4976 0.4976	20200927152623-17	short
SkyMapper_i_20200927152651-17_22.278+4.707_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152651-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152651-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152651-17&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152651-17&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27808	4.70651	10.0	59119.64366	108 109	218 219	0.4977 0.4977	20200927152651-17	short
SkyMapper_z_20200927152721-17_22.278+4.707_108x109	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152721-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152721-17&format=png&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152721-17&format=fits&pos=22.278083,4.706553&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927152721-17&format=mask&pos=22.278083,4.706553&size=0.03,0.03	22.27814	4.70655	20.0	59119.64400	108 109	219 219	0.4976 0.4976	20200927152721-17	short