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_20180922180628-18_56.528+11.256_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180628-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180628-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180628-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180628-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52785	11.25643	40.0	58383.75451	108 108	219 219	0.4971 0.4964	20180922180628-18	short
SkyMapper_v_20180922180728-18_56.528+11.256_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180728-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180728-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180728-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180728-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52793	11.25647	20.0	58383.75521	108 108	219 219	0.4971 0.4963	20180922180728-18	short
SkyMapper_g_20180922180808-18_56.528+11.256_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180808-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180808-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180808-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180808-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52796	11.25643	5.0	58383.75567	108 108	219 219	0.4972 0.4965	20180922180808-18	short
SkyMapper_r_20180922180834-18_56.528+11.256_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180834-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180834-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180834-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180834-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52795	11.25649	5.0	58383.75597	108 108	219 219	0.4972 0.4964	20180922180834-18	short
SkyMapper_i_20180922180859-18_56.528+11.257_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180859-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180859-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180859-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180859-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52785	11.25650	10.0	58383.75626	108 108	219 219	0.4973 0.4965	20180922180859-18	short
SkyMapper_z_20180922180929-18_56.528+11.257_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180929-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180929-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180929-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180922180929-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52789	11.25650	20.0	58383.75661	108 108	219 219	0.4972 0.4964	20180922180929-18	short
SkyMapper_u_20181115143549-18_56.528+11.256_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143549-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143549-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143549-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143549-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52796	11.25649	40.0	58437.60822	108 108	219 219	0.4971 0.4964	20181115143549-18	short
SkyMapper_v_20181115143649-18_56.528+11.256_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143649-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143649-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143649-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143649-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52793	11.25646	20.0	58437.60891	108 108	219 219	0.4971 0.4964	20181115143649-18	short
SkyMapper_r_20181115143755-18_56.528+11.257_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143755-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143755-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143755-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143755-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52794	11.25650	5.0	58437.60968	108 108	219 219	0.4972 0.4964	20181115143755-18	short
SkyMapper_i_20181115143820-18_56.528+11.256_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143820-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143820-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143820-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143820-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52794	11.25649	10.0	58437.60998	108 108	219 219	0.4972 0.4965	20181115143820-18	short
SkyMapper_z_20181115143851-18_56.528+11.257_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143851-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143851-18&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143851-18&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115143851-18&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52792	11.25651	20.0	58437.61034	108 108	219 219	0.4972 0.4964	20181115143851-18	short
SkyMapper_g_20191222130653-32_56.521+11.256_57x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130653-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130653-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130653-32&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130653-32&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52056	11.25639	5.0	58839.54648	57 108	116 219	0.4972 0.4964	20191222130653-32	short
SkyMapper_r_20191222130720-32_56.521+11.256_57x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130720-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130720-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130720-32&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130720-32&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52051	11.25637	5.0	58839.54678	57 108	115 219	0.4972 0.4964	20191222130720-32	short
SkyMapper_z_20191222130815-32_56.521+11.256_57x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130815-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130815-32&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130815-32&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222130815-32&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52053	11.25642	20.0	58839.54742	57 108	116 219	0.4972 0.4964	20191222130815-32	short
SkyMapper_g_20200923175949-15_56.528+11.257_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175949-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175949-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175949-15&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923175949-15&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52789	11.25654	5.0	59115.74990	108 108	219 219	0.4959 0.4971	20200923175949-15	short
SkyMapper_r_20200923180014-15_56.528+11.256_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180014-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180014-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180014-15&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180014-15&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52800	11.25646	5.0	59115.75017	108 108	219 219	0.4959 0.4970	20200923180014-15	short
SkyMapper_i_20200923180039-15_56.528+11.256_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180039-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180039-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180039-15&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180039-15&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52799	11.25641	10.0	59115.75047	108 108	219 219	0.4959 0.4971	20200923180039-15	short
SkyMapper_z_20200923180109-15_56.528+11.256_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180109-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180109-15&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180109-15&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200923180109-15&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52797	11.25650	20.0	59115.75082	108 108	219 219	0.4958 0.4971	20200923180109-15	short
SkyMapper_u_20201211124708-11_56.528+11.257_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124708-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124708-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124708-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124708-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52799	11.25650	40.0	59194.53277	108 108	219 219	0.4966 0.4972	20201211124708-11	short
SkyMapper_v_20201211124810-11_56.528+11.257_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124810-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124810-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124810-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124810-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52789	11.25650	20.0	59194.53348	108 108	219 219	0.4966 0.4972	20201211124810-11	short
SkyMapper_g_20201211124851-11_56.528+11.256_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124851-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124851-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124851-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124851-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52792	11.25646	5.0	59194.53396	108 108	219 219	0.4967 0.4973	20201211124851-11	short
SkyMapper_r_20201211124921-11_56.528+11.256_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124921-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124921-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124921-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124921-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52789	11.25646	5.0	59194.53430	108 108	219 219	0.4967 0.4973	20201211124921-11	short
SkyMapper_i_20201211124947-11_56.528+11.256_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124947-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124947-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124947-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211124947-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52788	11.25642	10.0	59194.53460	108 108	219 219	0.4968 0.4974	20201211124947-11	short
SkyMapper_z_20201211125018-11_56.528+11.256_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125018-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125018-11&format=png&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125018-11&format=fits&pos=56.5278869063,11.2564877712&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211125018-11&format=mask&pos=56.5278869063,11.2564877712&size=0.03,0.03	56.52798	11.25645	20.0	59194.53497	108 108	219 219	0.4967 0.4973	20201211125018-11	short