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_20180913191434-22_65.637+4.720_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180913191434-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180913191434-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180913191434-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180913191434-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63680	4.72009	100.0	58374.80181	108 108	219 219	0.4970 0.4964	20180913191434-22	main
SkyMapper_u_20181015171005-22_65.631+4.720_66x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171005-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171005-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171005-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171005-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63076	4.72022	40.0	58406.71535	66 108	134 219	0.4968 0.4963	20181015171005-22	short
SkyMapper_v_20181015171107-22_65.631+4.720_66x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171107-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171107-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171107-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171107-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63072	4.72013	20.0	58406.71605	66 108	134 219	0.4968 0.4962	20181015171107-22	short
SkyMapper_g_20181015171147-22_65.631+4.720_67x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171147-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171147-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171147-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171147-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63084	4.72017	5.0	58406.71653	67 108	135 219	0.4969 0.4964	20181015171147-22	short
SkyMapper_r_20181015171212-22_65.631+4.720_67x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171212-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171212-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171212-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171212-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63078	4.72021	5.0	58406.71683	67 108	135 219	0.4969 0.4963	20181015171212-22	short
SkyMapper_i_20181015171238-22_65.631+4.720_67x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171238-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171238-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171238-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171238-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63086	4.72011	10.0	58406.71712	67 108	136 219	0.4970 0.4963	20181015171238-22	short
SkyMapper_z_20181015171309-22_65.631+4.720_66x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171309-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171309-22&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171309-22&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181015171309-22&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63079	4.72021	20.0	58406.71747	66 108	134 219	0.4969 0.4963	20181015171309-22	short
SkyMapper_u_20181225122720-08_65.637+4.720_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122720-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122720-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122720-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122720-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63676	4.72016	40.0	58477.51900	108 108	219 219	0.4968 0.4962	20181225122720-08	short
SkyMapper_v_20181225122823-08_65.637+4.720_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122823-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122823-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122823-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122823-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63672	4.72015	20.0	58477.51973	108 108	219 219	0.4968 0.4962	20181225122823-08	short
SkyMapper_g_20181225122905-08_65.637+4.720_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122905-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122905-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122905-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122905-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63672	4.72012	5.0	58477.52022	108 108	219 219	0.4968 0.4962	20181225122905-08	short
SkyMapper_r_20181225122934-08_65.637+4.720_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122934-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122934-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122934-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225122934-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63675	4.72020	5.0	58477.52056	108 108	219 219	0.4968 0.4963	20181225122934-08	short
SkyMapper_i_20181225123000-08_65.637+4.720_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123000-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123000-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123000-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123000-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63673	4.72017	10.0	58477.52086	108 108	219 219	0.4969 0.4963	20181225123000-08	short
SkyMapper_z_20181225123032-08_65.637+4.720_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123032-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123032-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123032-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225123032-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63680	4.72012	20.0	58477.52123	108 108	219 219	0.4968 0.4962	20181225123032-08	short
SkyMapper_u_20191105155337-27_65.637+4.721_108x102	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155337-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155337-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155337-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155337-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63676	4.72118	40.0	58792.66225	108 102	219 206	0.4972 0.4974	20191105155337-27	short
SkyMapper_v_20191105155437-27_65.637+4.721_108x101	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155437-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155437-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155437-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155437-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63672	4.72130	20.0	58792.66295	108 101	219 204	0.4973 0.4974	20191105155437-27	short
SkyMapper_g_20191105155517-27_65.637+4.721_108x101	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155517-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155517-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155517-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155517-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63674	4.72132	5.0	58792.66340	108 101	219 204	0.4973 0.4975	20191105155517-27	short
SkyMapper_r_20191105155542-27_65.637+4.722_108x100	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155542-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155542-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155542-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155542-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63679	4.72154	5.0	58792.66369	108 100	219 201	0.4973 0.4975	20191105155542-27	short
SkyMapper_i_20191105155607-27_65.637+4.721_108x101	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155607-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155607-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155607-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155607-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63679	4.72147	10.0	58792.66398	108 101	219 203	0.4974 0.4976	20191105155607-27	short
SkyMapper_z_20191105155637-27_65.637+4.722_108x99	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155637-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155637-27&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155637-27&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105155637-27&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63678	4.72156	20.0	58792.66433	108 99	219 200	0.4973 0.4975	20191105155637-27	short
SkyMapper_i_20200113111841-08_65.637+4.720_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200113111841-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200113111841-08&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200113111841-08&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200113111841-08&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63672	4.72015	100.0	58861.47133	108 108	219 219	0.4969 0.4963	20200113111841-08	main
SkyMapper_u_20201211132724-09_65.637+4.720_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132724-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132724-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132724-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132724-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63673	4.72016	40.0	59194.56072	108 108	219 219	0.4972 0.4974	20201211132724-09	short
SkyMapper_v_20201211132826-09_65.637+4.720_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132826-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132826-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132826-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132826-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63680	4.72011	20.0	59194.56144	108 108	219 219	0.4972 0.4974	20201211132826-09	short
SkyMapper_g_20201211132907-09_65.637+4.720_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132907-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132907-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132907-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132907-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63675	4.72017	5.0	59194.56192	108 108	219 219	0.4973 0.4975	20201211132907-09	short
SkyMapper_r_20201211132934-09_65.637+4.720_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132934-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132934-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132934-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132934-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63672	4.72021	5.0	59194.56222	108 108	219 219	0.4972 0.4974	20201211132934-09	short
SkyMapper_i_20201211132959-09_65.637+4.720_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132959-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132959-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132959-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211132959-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63680	4.72019	10.0	59194.56252	108 108	219 219	0.4974 0.4975	20201211132959-09	short
SkyMapper_z_20201211133031-09_65.637+4.720_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211133031-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211133031-09&format=png&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211133031-09&format=fits&pos=65.6367245267,4.72018520663&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20201211133031-09&format=mask&pos=65.6367245267,4.72018520663&size=0.03,0.03	65.63680	4.72011	20.0	59194.56289	108 108	219 219	0.4973 0.4975	20201211133031-09	short