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_20180401132609-04_151.239+2.884_77x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132609-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132609-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132609-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132609-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23948	2.88379	40.0	58209.55984	77 108	156 219	0.4970 0.4963	20180401132609-04	short
SkyMapper_v_20180401132709-04_151.239+2.884_77x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132709-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132709-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132709-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132709-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23939	2.88379	20.0	58209.56054	77 108	156 219	0.4971 0.4962	20180401132709-04	short
SkyMapper_g_20180401132750-04_151.240+2.884_78x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132750-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132750-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132750-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132750-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23954	2.88378	5.0	58209.56102	78 108	158 219	0.4971 0.4963	20180401132750-04	short
SkyMapper_r_20180401132816-04_151.240+2.884_78x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132816-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132816-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132816-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132816-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23952	2.88378	5.0	58209.56131	78 108	158 219	0.4972 0.4963	20180401132816-04	short
SkyMapper_i_20180401132841-04_151.240+2.884_79x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132841-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132841-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132841-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132841-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23969	2.88382	10.0	58209.56161	79 108	160 219	0.4972 0.4964	20180401132841-04	short
SkyMapper_z_20180401132912-04_151.240+2.884_79x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132912-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132912-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132912-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180401132912-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23959	2.88386	20.0	58209.56197	79 108	159 219	0.4971 0.4963	20180401132912-04	short
SkyMapper_u_20180402113619-04_151.244+2.884_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113619-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113619-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113619-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113619-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24399	2.88398	40.0	58210.48356	108 108	219 219	0.4970 0.4963	20180402113619-04	short
SkyMapper_v_20180402113719-04_151.244+2.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113719-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113719-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113719-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113719-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24391	2.88401	20.0	58210.48426	108 108	219 219	0.4970 0.4962	20180402113719-04	short
SkyMapper_g_20180402113759-04_151.244+2.884_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113759-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113759-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113759-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113759-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24391	2.88396	5.0	58210.48473	108 108	219 219	0.4971 0.4963	20180402113759-04	short
SkyMapper_r_20180402113827-04_151.244+2.884_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113827-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113827-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113827-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180402113827-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24398	2.88400	5.0	58210.48505	108 108	219 219	0.4971 0.4963	20180402113827-04	short
SkyMapper_u_20180403114255-08_151.251+2.884_55x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114255-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114255-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114255-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114255-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25131	2.88398	40.0	58211.48816	55 108	112 219	0.4968 0.4962	20180403114255-08	short
SkyMapper_v_20180403114355-08_151.251+2.884_56x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114355-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114355-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114355-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114355-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25125	2.88397	20.0	58211.48884	56 108	113 219	0.4968 0.4962	20180403114355-08	short
SkyMapper_g_20180403114437-08_151.251+2.884_55x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114437-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114437-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114437-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114437-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25139	2.88396	5.0	58211.48933	55 108	111 219	0.4969 0.4962	20180403114437-08	short
SkyMapper_r_20180403114502-08_151.251+2.884_55x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114502-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114502-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114502-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114502-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25135	2.88397	5.0	58211.48963	55 108	111 219	0.4968 0.4962	20180403114502-08	short
SkyMapper_i_20180403114529-08_151.251+2.884_54x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114529-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114529-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114529-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114529-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25147	2.88398	10.0	58211.48993	54 108	110 219	0.4969 0.4963	20180403114529-08	short
SkyMapper_z_20180403114559-08_151.251+2.884_55x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114559-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114559-08&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114559-08&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180403114559-08&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.25143	2.88394	20.0	58211.49028	55 108	111 219	0.4968 0.4962	20180403114559-08	short
SkyMapper_v_20180504103605-23_151.244+2.884_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103605-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103605-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103605-23&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103605-23&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24393	2.88395	20.0	58242.44175	108 108	219 219	0.4966 0.4971	20180504103605-23	short
SkyMapper_g_20180504103646-23_151.244+2.884_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103646-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103646-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103646-23&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103646-23&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24396	2.88404	5.0	58242.44222	108 108	219 219	0.4967 0.4973	20180504103646-23	short
SkyMapper_r_20180504103711-23_151.244+2.884_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103711-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103711-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103711-23&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103711-23&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24390	2.88393	5.0	58242.44251	108 108	219 219	0.4967 0.4972	20180504103711-23	short
SkyMapper_i_20180504103736-23_151.244+2.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103736-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103736-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103736-23&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103736-23&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24390	2.88398	10.0	58242.44280	108 108	219 219	0.4968 0.4973	20180504103736-23	short
SkyMapper_z_20180504103807-23_151.244+2.884_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103807-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103807-23&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103807-23&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180504103807-23&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24401	2.88393	20.0	58242.44315	108 108	219 219	0.4967 0.4972	20180504103807-23	short
SkyMapper_z_20180602085548-19_151.239+2.884_77x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180602085548-19&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180602085548-19&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180602085548-19&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180602085548-19&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.23949	2.88404	20.0	58271.37211	77 108	156 219	0.4958 0.4969	20180602085548-19	short
SkyMapper_i_20181230175506-04_151.244+2.884_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175506-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175506-04&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175506-04&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175506-04&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24398	2.88399	100.0	58482.74662	108 108	219 219	0.4973 0.4964	20181230175506-04	main
SkyMapper_i_20181230175708-03_151.247+2.888_86x78	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175708-03&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175708-03&format=png&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175708-03&format=fits&pos=151.24391816706,2.8840014658635&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181230175708-03&format=mask&pos=151.24391816706,2.8840014658635&size=0.03,0.03	151.24698	2.88835	100.0	58482.74803	86 78	174 157	0.4977 0.4977	20181230175708-03	main