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_20180810182423-24_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182423-24&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182423-24&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182423-24&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182423-24&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54407	11.29932	10.0	58340.76694	108 108	219 219	0.4964 0.4962	20180810182423-24	short
SkyMapper_z_20180810182453-24_15.544+11.299_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182453-24&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182453-24&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182453-24&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180810182453-24&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54407	11.29926	20.0	58340.76730	108 108	219 219	0.4964 0.4962	20180810182453-24	short
SkyMapper_u_20180815175958-20_15.544+11.299_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815175958-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815175958-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815175958-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815175958-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54401	11.29932	40.0	58345.74999	108 108	219 219	0.4955 0.4959	20180815175958-20	short
SkyMapper_v_20180815180058-20_15.544+11.299_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180058-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180058-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180058-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180058-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54408	11.29923	20.0	58345.75069	108 108	219 219	0.4955 0.4958	20180815180058-20	short
SkyMapper_g_20180815180139-20_15.544+11.299_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180139-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180139-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180139-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180139-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54401	11.29922	5.0	58345.75116	108 108	219 219	0.4955 0.4959	20180815180139-20	short
SkyMapper_r_20180815180204-20_15.544+11.299_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180204-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180204-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180204-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180204-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54403	11.29930	5.0	58345.75146	108 108	219 219	0.4955 0.4958	20180815180204-20	short
SkyMapper_i_20180815180229-20_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180229-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180229-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180229-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180229-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54409	11.29927	10.0	58345.75175	108 108	219 219	0.4955 0.4959	20180815180229-20	short
SkyMapper_z_20180815180301-20_15.544+11.299_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180301-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180301-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180301-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180815180301-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54407	11.29927	20.0	58345.75213	108 108	219 219	0.4955 0.4958	20180815180301-20	short
SkyMapper_i_20180920164610-20_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164610-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164610-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164610-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164610-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54399	11.29920	100.0	58381.69875	108 108	219 219	0.4955 0.4959	20180920164610-20	main
SkyMapper_i_20180920164811-20_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164811-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164811-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164811-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180920164811-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54404	11.29922	100.0	58381.70015	108 108	219 219	0.4956 0.4959	20180920164811-20	main
SkyMapper_u_20200802184416-20_15.544+11.299_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184416-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184416-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184416-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184416-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54402	11.29932	40.0	59063.78076	108 108	219 219	0.4955 0.4959	20200802184416-20	short
SkyMapper_v_20200802184516-20_15.544+11.299_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184516-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184516-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184516-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184516-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54401	11.29920	20.0	59063.78146	108 108	219 219	0.4954 0.4958	20200802184516-20	short
SkyMapper_g_20200802184556-20_15.544+11.299_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184556-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184556-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184556-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184556-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54398	11.29931	5.0	59063.78192	108 108	219 219	0.4954 0.4959	20200802184556-20	short
SkyMapper_r_20200802184622-20_15.544+11.299_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184622-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184622-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184622-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184622-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54406	11.29924	5.0	59063.78222	108 108	219 219	0.4954 0.4958	20200802184622-20	short
SkyMapper_i_20200802184647-20_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184647-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184647-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184647-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184647-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54405	11.29923	10.0	59063.78251	108 108	219 219	0.4955 0.4959	20200802184647-20	short
SkyMapper_z_20200802184718-20_15.544+11.299_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184718-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184718-20&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184718-20&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200802184718-20&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54402	11.29927	20.0	59063.78287	108 108	219 219	0.4954 0.4958	20200802184718-20	short
SkyMapper_u_20200901164647-03_15.544+11.299_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164647-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164647-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164647-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164647-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54392	11.29931	40.0	59093.69917	108 108	219 219	0.4975 0.4975	20200901164647-03	short
SkyMapper_v_20200901164747-03_15.544+11.299_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164747-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164747-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164747-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164747-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54404	11.29934	20.0	59093.69986	108 108	219 219	0.4975 0.4975	20200901164747-03	short
SkyMapper_g_20200901164827-03_15.544+11.299_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164827-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164827-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164827-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164827-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54402	11.29928	5.0	59093.70034	108 108	219 219	0.4976 0.4977	20200901164827-03	short
SkyMapper_r_20200901164852-03_15.544+11.299_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164852-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164852-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164852-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164852-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54390	11.29926	5.0	59093.70062	108 108	219 219	0.4976 0.4977	20200901164852-03	short
SkyMapper_i_20200901164917-03_15.544+11.299_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164917-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164917-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164917-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164917-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54396	11.29923	10.0	59093.70090	108 108	219 218	0.4977 0.4977	20200901164917-03	short
SkyMapper_z_20200901164947-03_15.544+11.299_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164947-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164947-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164947-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200901164947-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54392	11.29927	20.0	59093.70126	108 108	219 219	0.4976 0.4977	20200901164947-03	short
SkyMapper_g_20201202104535-03_15.544+11.299_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201202104535-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201202104535-03&format=png&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201202104535-03&format=fits&pos=15.5439650017,11.29932274&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201202104535-03&format=mask&pos=15.5439650017,11.29932274&size=0.03,0.03	15.54397	11.29937	5.0	59185.44835	108 108	219 219	0.4976 0.4976	20201202104535-03	short
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