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_20190124151309-29_116.464+11.139_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151309-29&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151309-29&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151309-29&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151309-29&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46435	11.13880	100.0	58507.63416	108 108	219 219	0.4959 0.4971	20190124151309-29	main
SkyMapper_i_20190124151509-30_116.464+11.139_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151509-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151509-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151509-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151509-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46436	11.13877	100.0	58507.63554	108 108	219 219	0.4955 0.4959	20190124151509-30	main
SkyMapper_i_20190124151710-19_116.464+11.139_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151710-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151710-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151710-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190124151710-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46440	11.13878	100.0	58507.63694	108 108	219 219	0.4960 0.4971	20190124151710-19	main
SkyMapper_u_20190222120711-19_116.464+11.139_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120711-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120711-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120711-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120711-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46430	11.13880	40.0	58536.50500	108 108	219 219	0.4958 0.4969	20190222120711-19	short
SkyMapper_v_20190222120811-19_116.464+11.139_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120811-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120811-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120811-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120811-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46439	11.13880	20.0	58536.50571	108 108	219 219	0.4958 0.4969	20190222120811-19	short
SkyMapper_g_20190222120853-19_116.464+11.139_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120853-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120853-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120853-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120853-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46434	11.13873	5.0	58536.50619	108 108	219 219	0.4958 0.4970	20190222120853-19	short
SkyMapper_r_20190222120918-19_116.464+11.139_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120918-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120918-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120918-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222120918-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46441	11.13880	5.0	58536.50648	108 108	219 219	0.4958 0.4970	20190222120918-19	short
SkyMapper_z_20190222121020-19_116.464+11.139_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222121020-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222121020-19&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222121020-19&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190222121020-19&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46438	11.13882	20.0	58536.50720	108 108	219 219	0.4958 0.4970	20190222121020-19	short
SkyMapper_g_20190330093634-30_116.464+11.139_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093634-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093634-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093634-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093634-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46430	11.13868	5.0	58572.40042	108 108	220 219	0.4954 0.4958	20190330093634-30	short
SkyMapper_r_20190330093706-30_116.464+11.139_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093706-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093706-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093706-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093706-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46422	11.13874	5.0	58572.40079	108 108	220 219	0.4954 0.4958	20190330093706-30	short
SkyMapper_i_20190330093731-30_116.464+11.139_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093731-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093731-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093731-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093731-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46426	11.13873	10.0	58572.40109	108 108	220 219	0.4954 0.4958	20190330093731-30	short
SkyMapper_z_20190330093804-30_116.464+11.139_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093804-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093804-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093804-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190330093804-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46423	11.13870	20.0	58572.40146	108 108	220 219	0.4953 0.4957	20190330093804-30	short
SkyMapper_u_20200102152212-30_116.464+11.139_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152212-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152212-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152212-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152212-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46439	11.13880	40.0	58850.64044	108 108	219 219	0.4955 0.4959	20200102152212-30	short
SkyMapper_v_20200102152313-30_116.464+11.139_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152313-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152313-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152313-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152313-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46424	11.13879	20.0	58850.64113	108 108	220 219	0.4954 0.4957	20200102152313-30	short
SkyMapper_g_20200102152353-30_116.464+11.139_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152353-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152353-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152353-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152353-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46433	11.13875	5.0	58850.64160	108 108	220 219	0.4954 0.4958	20200102152353-30	short
SkyMapper_r_20200102152418-30_116.464+11.139_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152418-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152418-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152418-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152418-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46423	11.13879	5.0	58850.64190	108 108	220 219	0.4954 0.4958	20200102152418-30	short
SkyMapper_i_20200102152443-30_116.464+11.139_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152443-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152443-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152443-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152443-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46432	11.13878	10.0	58850.64219	108 108	219 219	0.4956 0.4959	20200102152443-30	short
SkyMapper_z_20200102152513-30_116.464+11.139_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152513-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152513-30&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152513-30&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200102152513-30&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46436	11.13874	20.0	58850.64255	108 108	219 219	0.4954 0.4958	20200102152513-30	short
SkyMapper_u_20210502085927-06_116.464+11.139_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502085927-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502085927-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502085927-06&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502085927-06&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46438	11.13869	40.0	59336.37465	108 108	219 219	0.4962 0.4960	20210502085927-06	short
SkyMapper_v_20210502090028-06_116.464+11.139_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090028-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090028-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090028-06&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090028-06&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46434	11.13877	20.0	59336.37536	108 108	219 219	0.4962 0.4960	20210502090028-06	short
SkyMapper_g_20210502090110-06_116.464+11.139_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090110-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090110-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090110-06&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090110-06&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46428	11.13882	5.0	59336.37584	108 108	219 219	0.4962 0.4960	20210502090110-06	short
SkyMapper_r_20210502090136-06_116.464+11.139_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090136-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090136-06&format=png&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090136-06&format=fits&pos=116.46428446667,11.1388048&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210502090136-06&format=mask&pos=116.46428446667,11.1388048&size=0.03,0.03	116.46440	11.13881	5.0	59336.37614	108 108	219 219	0.4962 0.4960	20210502090136-06	short
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