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_20181014183302-28_83.222+6.820_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014183302-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014183302-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014183302-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181014183302-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22179	6.81986	100.0	58405.77295	108 108	219 219	0.4970 0.4964	20181014183302-28	main
SkyMapper_i_20181024175316-28_83.222+6.820_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181024175316-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181024175316-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181024175316-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181024175316-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22182	6.81982	100.0	58415.74536	108 108	219 219	0.4970 0.4964	20181024175316-28	main
SkyMapper_u_20181225144130-28_83.216+6.820_65x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144130-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144130-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144130-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144130-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21558	6.81987	40.0	58477.61216	65 108	131 219	0.4969 0.4963	20181225144130-28	short
SkyMapper_v_20181225144230-28_83.216+6.820_65x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144230-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144230-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144230-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144230-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21553	6.81979	20.0	58477.61286	65 108	131 219	0.4969 0.4962	20181225144230-28	short
SkyMapper_g_20181225144311-28_83.216+6.820_66x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144311-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144311-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144311-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144311-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21573	6.81986	5.0	58477.61336	66 108	133 219	0.4970 0.4963	20181225144311-28	short
SkyMapper_r_20181225144338-28_83.216+6.820_65x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144338-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144338-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144338-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144338-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21563	6.81981	5.0	58477.61366	65 108	132 219	0.4969 0.4963	20181225144338-28	short
SkyMapper_i_20181225144404-28_83.216+6.820_66x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144404-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144404-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144404-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144404-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21579	6.81989	10.0	58477.61396	66 108	134 219	0.4970 0.4964	20181225144404-28	short
SkyMapper_z_20181225144435-28_83.216+6.820_66x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144435-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144435-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144435-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225144435-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.21570	6.81985	20.0	58477.61431	66 108	133 219	0.4969 0.4963	20181225144435-28	short
SkyMapper_u_20190106130126-28_83.222+6.820_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130126-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130126-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130126-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130126-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22189	6.81983	40.0	58489.54270	108 108	219 219	0.4968 0.4963	20190106130126-28	short
SkyMapper_v_20190106130227-28_83.222+6.820_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130227-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130227-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130227-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130227-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22189	6.81979	20.0	58489.54338	108 108	219 219	0.4968 0.4962	20190106130227-28	short
SkyMapper_i_20190106130359-28_83.222+6.820_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130359-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130359-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130359-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130359-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22181	6.81984	10.0	58489.54447	108 108	219 219	0.4970 0.4963	20190106130359-28	short
SkyMapper_z_20190106130430-28_83.222+6.820_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130430-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130430-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130430-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190106130430-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22189	6.81978	20.0	58489.54483	108 108	219 219	0.4969 0.4963	20190106130430-28	short
SkyMapper_u_20190123115044-28_83.222+6.820_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115044-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115044-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115044-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115044-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22191	6.81987	40.0	58506.49359	108 108	219 219	0.4968 0.4962	20190123115044-28	short
SkyMapper_v_20190123115144-28_83.222+6.820_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115144-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115144-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115144-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115144-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22181	6.81981	20.0	58506.49428	108 108	219 219	0.4968 0.4962	20190123115144-28	short
SkyMapper_g_20190123115225-28_83.222+6.820_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115225-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115225-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115225-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115225-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22187	6.81982	5.0	58506.49476	108 108	219 219	0.4969 0.4963	20190123115225-28	short
SkyMapper_r_20190123115250-28_83.222+6.820_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115250-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115250-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115250-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115250-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22183	6.81980	5.0	58506.49505	108 108	219 219	0.4969 0.4963	20190123115250-28	short
SkyMapper_i_20190123115316-28_83.222+6.820_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115316-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115316-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115316-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115316-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22186	6.81984	10.0	58506.49534	108 108	219 219	0.4969 0.4963	20190123115316-28	short
SkyMapper_z_20190123115345-28_83.222+6.820_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115345-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115345-28&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115345-28&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190123115345-28&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22188	6.81981	20.0	58506.49569	108 108	219 219	0.4969 0.4962	20190123115345-28	short
SkyMapper_u_20191127153043-07_83.222+6.820_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153043-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153043-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153043-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153043-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22183	6.81986	40.0	58814.64635	108 108	219 219	0.4972 0.4974	20191127153043-07	short
SkyMapper_v_20191127153143-07_83.222+6.820_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153143-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153143-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153143-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153143-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22187	6.81988	20.0	58814.64705	108 108	219 219	0.4972 0.4974	20191127153143-07	short
SkyMapper_g_20191127153223-07_83.222+6.820_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153223-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153223-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153223-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153223-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22178	6.81983	5.0	58814.64751	108 108	219 219	0.4973 0.4975	20191127153223-07	short
SkyMapper_r_20191127153250-07_83.222+6.820_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153250-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153250-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153250-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153250-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22178	6.81982	5.0	58814.64782	108 108	219 219	0.4973 0.4975	20191127153250-07	short
SkyMapper_i_20191127153320-07_83.222+6.820_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153320-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153320-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153320-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153320-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22181	6.81995	10.0	58814.64816	108 108	219 219	0.4974 0.4976	20191127153320-07	short
SkyMapper_z_20191127153350-07_83.222+6.820_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153350-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153350-07&format=png&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153350-07&format=fits&pos=83.2218255,6.8198841&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191127153350-07&format=mask&pos=83.2218255,6.8198841&size=0.03,0.03	83.22180	6.81983	20.0	58814.64851	108 108	219 219	0.4973 0.4975	20191127153350-07	short