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_20180921144508-24_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921144508-24&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921144508-24&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921144508-24&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180921144508-24&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25062	11.62239	100.0	58382.61471	108 108	219 219	0.4964 0.4962	20180921144508-24	main
SkyMapper_u_20200731181142-28_4.251+11.622_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181142-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181142-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181142-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181142-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25067	11.62230	40.0	59061.75815	108 108	219 219	0.4969 0.4963	20200731181142-28	short
SkyMapper_v_20200731181243-28_4.251+11.622_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181243-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181243-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181243-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181243-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25060	11.62228	20.0	59061.75885	108 108	219 219	0.4969 0.4963	20200731181243-28	short
SkyMapper_g_20200731181323-28_4.251+11.622_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181323-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181323-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181323-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181323-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25072	11.62236	5.0	59061.75931	108 108	219 219	0.4970 0.4964	20200731181323-28	short
SkyMapper_r_20200731181348-28_4.251+11.622_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181348-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181348-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181348-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181348-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25061	11.62237	5.0	59061.75959	108 108	219 219	0.4970 0.4964	20200731181348-28	short
SkyMapper_i_20200731181413-28_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181413-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181413-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181413-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181413-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25071	11.62236	10.0	59061.75988	108 108	219 219	0.4970 0.4964	20200731181413-28	short
SkyMapper_z_20200731181443-28_4.251+11.622_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181443-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181443-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181443-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200731181443-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25067	11.62230	20.0	59061.76024	108 108	219 219	0.4969 0.4963	20200731181443-28	short
SkyMapper_u_20200801180539-28_4.251+11.622_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180539-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180539-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180539-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180539-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25068	11.62233	40.0	59062.75394	108 108	219 219	0.4969 0.4963	20200801180539-28	short
SkyMapper_v_20200801180639-28_4.251+11.622_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180639-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180639-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180639-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180639-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25060	11.62235	20.0	59062.75465	108 108	219 219	0.4969 0.4963	20200801180639-28	short
SkyMapper_g_20200801180720-28_4.251+11.622_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180720-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180720-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180720-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180720-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25070	11.62228	5.0	59062.75512	108 108	219 219	0.4970 0.4964	20200801180720-28	short
SkyMapper_r_20200801180748-28_4.251+11.622_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180748-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180748-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180748-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180748-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25067	11.62237	5.0	59062.75543	108 108	219 219	0.4969 0.4964	20200801180748-28	short
SkyMapper_i_20200801180813-28_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180813-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180813-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180813-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180813-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25069	11.62227	10.0	59062.75573	108 108	219 219	0.4970 0.4964	20200801180813-28	short
SkyMapper_z_20200801180844-28_4.251+11.622_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180844-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180844-28&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180844-28&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200801180844-28&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25063	11.62234	20.0	59062.75608	108 108	219 219	0.4969 0.4964	20200801180844-28	short
SkyMapper_z_20200823164004-10_4.251+11.627_108x77	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200823164004-10&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200823164004-10&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200823164004-10&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200823164004-10&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25068	11.62681	20.0	59084.69450	108 77	219 156	0.4969 0.4963	20200823164004-10	short
SkyMapper_i_20200825162723-11_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200825162723-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200825162723-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200825162723-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200825162723-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25064	11.62236	10.0	59086.68569	108 108	219 219	0.4968 0.4974	20200825162723-11	short
SkyMapper_i_20200916150350-06_4.251+11.629_108x64	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200916150350-06&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200916150350-06&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200916150350-06&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200916150350-06&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25063	11.62854	100.0	59108.62770	108 64	219 130	0.4963 0.4961	20200916150350-06	main
SkyMapper_g_20201008133453-11_4.251+11.622_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133453-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133453-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133453-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133453-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25072	11.62234	5.0	59130.56590	108 108	219 219	0.4967 0.4974	20201008133453-11	short
SkyMapper_r_20201008133518-11_4.251+11.622_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133518-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133518-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133518-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133518-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25066	11.62241	5.0	59130.56620	108 108	219 219	0.4967 0.4973	20201008133518-11	short
SkyMapper_i_20201008133543-11_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133543-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133543-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133543-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133543-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25064	11.62235	10.0	59130.56648	108 108	219 219	0.4968 0.4974	20201008133543-11	short
SkyMapper_z_20201008133613-11_4.251+11.622_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133613-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133613-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133613-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201008133613-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25061	11.62236	20.0	59130.56684	108 108	219 219	0.4967 0.4973	20201008133613-11	short
SkyMapper_u_20201102115505-11_4.251+11.622_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115505-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115505-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115505-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115505-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25062	11.62242	40.0	59155.49661	108 108	219 219	0.4966 0.4972	20201102115505-11	short
SkyMapper_v_20201102115605-11_4.251+11.622_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115605-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115605-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115605-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115605-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25070	11.62235	20.0	59155.49731	108 108	219 219	0.4966 0.4972	20201102115605-11	short
SkyMapper_g_20201102115645-11_4.251+11.622_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115645-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115645-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115645-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115645-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25068	11.62240	5.0	59155.49777	108 108	219 219	0.4967 0.4973	20201102115645-11	short
SkyMapper_r_20201102115710-11_4.251+11.622_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115710-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115710-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115710-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115710-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25071	11.62237	5.0	59155.49806	108 108	219 219	0.4967 0.4972	20201102115710-11	short
SkyMapper_i_20201102115735-11_4.251+11.622_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115735-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115735-11&format=png&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115735-11&format=fits&pos=4.2506419,11.6223732&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201102115735-11&format=mask&pos=4.2506419,11.6223732&size=0.03,0.03	4.25072	11.62236	10.0	59155.49835	108 108	219 219	0.4967 0.4973	20201102115735-11	short