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_20181009181732-24_76.038+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181732-24&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181732-24&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181732-24&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181732-24&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03753	2.35393	100.0	58400.76219	108 108	219 219	0.4964 0.4962	20181009181732-24	main
SkyMapper_z_20181009181933-24_76.038+2.354_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181933-24&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181933-24&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181933-24&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181009181933-24&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03755	2.35390	100.0	58400.76360	108 108	219 219	0.4963 0.4961	20181009181933-24	main
SkyMapper_i_20181014180026-06_76.038+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014180026-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014180026-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014180026-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014180026-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03760	2.35397	100.0	58405.75031	108 108	219 219	0.4964 0.4961	20181014180026-06	main
SkyMapper_v_20181115155603-06_76.038+2.354_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155603-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155603-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155603-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155603-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03751	2.35399	20.0	58437.66395	108 108	219 219	0.4962 0.4960	20181115155603-06	short
SkyMapper_g_20181115155644-06_76.038+2.354_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155644-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155644-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155644-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155644-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03758	2.35399	5.0	58437.66441	108 108	219 219	0.4962 0.4960	20181115155644-06	short
SkyMapper_r_20181115155709-06_76.038+2.354_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155709-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155709-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155709-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155709-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03755	2.35399	5.0	58437.66470	108 108	219 219	0.4962 0.4960	20181115155709-06	short
SkyMapper_i_20181115155734-06_76.038+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155734-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155734-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155734-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155734-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03757	2.35389	10.0	58437.66500	108 108	219 219	0.4963 0.4961	20181115155734-06	short
SkyMapper_z_20181115155805-06_76.038+2.354_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155805-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155805-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155805-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181115155805-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03763	2.35396	20.0	58437.66536	108 108	219 219	0.4962 0.4960	20181115155805-06	short
SkyMapper_u_20191206143415-06_76.038+2.354_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143415-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143415-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143415-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143415-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03756	2.35400	40.0	58823.60714	108 108	219 219	0.4962 0.4960	20191206143415-06	short
SkyMapper_v_20191206143515-06_76.038+2.354_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143515-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143515-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143515-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143515-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03760	2.35393	20.0	58823.60784	108 108	219 219	0.4962 0.4960	20191206143515-06	short
SkyMapper_g_20191206143555-06_76.038+2.354_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143555-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143555-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143555-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143555-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03753	2.35393	5.0	58823.60830	108 108	219 219	0.4962 0.4960	20191206143555-06	short
SkyMapper_r_20191206143622-06_76.038+2.354_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143622-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143622-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143622-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143622-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03756	2.35401	5.0	58823.60862	108 108	219 219	0.4962 0.4960	20191206143622-06	short
SkyMapper_i_20191206143647-06_76.038+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143647-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143647-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143647-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143647-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03761	2.35399	10.0	58823.60890	108 108	219 219	0.4963 0.4961	20191206143647-06	short
SkyMapper_z_20191206143717-06_76.038+2.354_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143717-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143717-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143717-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191206143717-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03755	2.35400	20.0	58823.60926	108 108	219 219	0.4962 0.4960	20191206143717-06	short
SkyMapper_i_20200101124847-20_76.038+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101124847-20&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101124847-20&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101124847-20&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101124847-20&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03761	2.35397	100.0	58849.53390	108 108	219 219	0.4955 0.4958	20200101124847-20	main
SkyMapper_z_20200101125048-20_76.037+2.354_109x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101125048-20&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101125048-20&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101125048-20&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200101125048-20&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03748	2.35393	100.0	58849.53530	109 108	220 219	0.4954 0.4957	20200101125048-20	main
SkyMapper_i_20200116143006-06_76.031+2.354_61x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200116143006-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200116143006-06&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200116143006-06&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200116143006-06&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03092	2.35391	100.0	58864.60426	61 108	124 219	0.4964 0.4961	20200116143006-06	nonsurvey
SkyMapper_u_20210131104336-07_76.038+2.354_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104336-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104336-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104336-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104336-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03754	2.35396	40.0	59245.44698	108 108	219 219	0.4972 0.4973	20210131104336-07	short
SkyMapper_v_20210131104437-07_76.037+2.354_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104437-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104437-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104437-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104437-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03750	2.35394	20.0	59245.44769	108 108	219 219	0.4972 0.4973	20210131104437-07	short
SkyMapper_g_20210131104519-07_76.037+2.354_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104519-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104519-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104519-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104519-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03746	2.35398	5.0	59245.44817	108 108	219 219	0.4973 0.4975	20210131104519-07	short
SkyMapper_r_20210131104547-07_76.038+2.354_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104547-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104547-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104547-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104547-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03756	2.35402	5.0	59245.44850	108 108	219 219	0.4972 0.4974	20210131104547-07	short
SkyMapper_i_20210131104615-07_76.037+2.354_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104615-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104615-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104615-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104615-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03749	2.35399	10.0	59245.44881	108 108	219 219	0.4973 0.4976	20210131104615-07	short
SkyMapper_z_20210131104646-07_76.037+2.354_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104646-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104646-07&format=png&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104646-07&format=fits&pos=76.037517,2.354&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210131104646-07&format=mask&pos=76.037517,2.354&size=0.03,0.03	76.03747	2.35403	20.0	59245.44918	108 108	219 219	0.4973 0.4974	20210131104646-07	short