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_20180806173500-24_1.421+4.135_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173500-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173500-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173500-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173500-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42146	4.13456	40.0	58336.73266	108 108	219 219	0.4963 0.4961	20180806173500-24	short
SkyMapper_v_20180806173601-24_1.421+4.135_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173601-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173601-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173601-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173601-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42138	4.13459	20.0	58336.73337	108 108	219 219	0.4963 0.4960	20180806173601-24	short
SkyMapper_g_20180806173642-24_1.421+4.135_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173642-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173642-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173642-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173642-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42140	4.13464	5.0	58336.73384	108 108	219 219	0.4964 0.4961	20180806173642-24	short
SkyMapper_r_20180806173708-24_1.421+4.135_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173708-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173708-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173708-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173708-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42136	4.13466	5.0	58336.73413	108 108	219 219	0.4964 0.4961	20180806173708-24	short
SkyMapper_i_20180806173733-24_1.421+4.135_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173733-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173733-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173733-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173733-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42138	4.13462	10.0	58336.73443	108 108	219 219	0.4964 0.4962	20180806173733-24	short
SkyMapper_z_20180806173804-24_1.421+4.135_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173804-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173804-24&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173804-24&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806173804-24&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42146	4.13462	20.0	58336.73478	108 108	219 219	0.4964 0.4961	20180806173804-24	short
SkyMapper_u_20180807173031-23_1.425+4.135_85x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173031-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173031-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173031-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173031-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42460	4.13459	40.0	58337.72954	85 108	172 219	0.4967 0.4972	20180807173031-23	short
SkyMapper_v_20180807173131-23_1.425+4.135_85x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173131-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173131-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173131-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173131-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42458	4.13471	20.0	58337.73024	85 108	173 219	0.4967 0.4972	20180807173131-23	short
SkyMapper_g_20180807173212-23_1.425+4.135_85x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173212-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173212-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173212-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173212-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42455	4.13464	5.0	58337.73071	85 108	173 219	0.4967 0.4973	20180807173212-23	short
SkyMapper_r_20180807173238-23_1.425+4.135_86x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173238-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173238-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173238-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173238-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42456	4.13469	5.0	58337.73102	86 108	174 219	0.4967 0.4973	20180807173238-23	short
SkyMapper_i_20180807173304-23_1.424+4.135_86x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173304-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173304-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173304-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173304-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42450	4.13461	10.0	58337.73131	86 108	174 219	0.4968 0.4974	20180807173304-23	short
SkyMapper_z_20180807173335-23_1.425+4.135_86x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173335-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173335-23&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173335-23&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807173335-23&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42453	4.13463	20.0	58337.73168	86 108	174 219	0.4967 0.4973	20180807173335-23	short
SkyMapper_u_20180809173547-20_1.421+4.135_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173547-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173547-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173547-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173547-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42146	4.13458	40.0	58339.73321	108 108	219 219	0.4956 0.4959	20180809173547-20	short
SkyMapper_v_20180809173648-20_1.421+4.135_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173648-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173648-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173648-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173648-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42148	4.13466	20.0	58339.73390	108 108	219 219	0.4955 0.4958	20180809173648-20	short
SkyMapper_g_20180809173728-20_1.421+4.135_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173728-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173728-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173728-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173728-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42146	4.13459	5.0	58339.73436	108 108	219 219	0.4955 0.4958	20180809173728-20	short
SkyMapper_r_20180809173754-20_1.421+4.135_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173754-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173754-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173754-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173754-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42148	4.13462	5.0	58339.73468	108 108	219 219	0.4955 0.4958	20180809173754-20	short
SkyMapper_i_20180809173819-20_1.421+4.135_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173819-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173819-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173819-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173819-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42137	4.13457	10.0	58339.73497	108 108	219 219	0.4956 0.4959	20180809173819-20	short
SkyMapper_z_20180809173850-20_1.421+4.135_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173850-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173850-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173850-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180809173850-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42145	4.13462	20.0	58339.73531	108 108	219 219	0.4955 0.4958	20180809173850-20	short
SkyMapper_i_20180819164047-07_1.421+4.136_108x97	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164047-07&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164047-07&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164047-07&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164047-07&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42141	4.13635	10.0	58349.69501	108 97	219 197	0.4974 0.4976	20180819164047-07	short
SkyMapper_z_20180819164117-07_1.421+4.137_108x95	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164117-07&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164117-07&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164117-07&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180819164117-07&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42131	4.13657	20.0	58349.69536	108 95	219 193	0.4973 0.4975	20180819164117-07	short
SkyMapper_i_20180930134517-30_1.421+4.135_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930134517-30&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930134517-30&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930134517-30&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930134517-30&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42138	4.13467	100.0	58391.57313	108 108	219 219	0.4955 0.4958	20180930134517-30	main
SkyMapper_i_20180930140331-19_1.421+4.135_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930140331-19&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930140331-19&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930140331-19&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930140331-19&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42137	4.13467	100.0	58391.58580	108 108	219 219	0.4959 0.4970	20180930140331-19	main
SkyMapper_i_20180930150655-20_1.422+4.135_102x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930150655-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930150655-20&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930150655-20&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930150655-20&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42225	4.13455	100.0	58391.62983	102 108	207 219	0.4956 0.4959	20180930150655-20	main
SkyMapper_g_20200927140121-03_1.421+4.135_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140121-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140121-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140121-03&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140121-03&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42132	4.13463	5.0	59119.58429	108 108	219 219	0.4976 0.4976	20200927140121-03	short
SkyMapper_r_20200927140150-03_1.421+4.135_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140150-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140150-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140150-03&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140150-03&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42133	4.13465	5.0	59119.58464	108 108	219 219	0.4976 0.4976	20200927140150-03	short
SkyMapper_i_20200927140216-03_1.421+4.135_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140216-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140216-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140216-03&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140216-03&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42130	4.13473	10.0	59119.58492	108 108	219 219	0.4976 0.4976	20200927140216-03	short
SkyMapper_z_20200927140246-03_1.421+4.135_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140246-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140246-03&format=png&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140246-03&format=fits&pos=1.42135325,4.13466115&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927140246-03&format=mask&pos=1.42135325,4.13466115&size=0.03,0.03	1.42133	4.13464	20.0	59119.58527	108 108	219 219	0.4975 0.4976	20200927140246-03	short