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_20180806190534-30_26.546+4.194_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190534-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190534-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190534-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190534-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54590	4.19444	40.0	58336.79554	108 108	219 219	0.4955 0.4958	20180806190534-30	short
SkyMapper_v_20180806190635-30_26.546+4.194_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190635-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190635-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190635-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190635-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54590	4.19447	20.0	58336.79626	108 108	220 219	0.4954 0.4957	20180806190635-30	short
SkyMapper_g_20180806190716-30_26.546+4.194_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190716-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190716-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190716-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190716-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54584	4.19447	5.0	58336.79674	108 108	219 219	0.4955 0.4958	20180806190716-30	short
SkyMapper_r_20180806190741-30_26.546+4.194_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190741-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190741-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190741-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190741-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54588	4.19447	5.0	58336.79703	108 108	219 219	0.4954 0.4958	20180806190741-30	short
SkyMapper_i_20180806190806-30_26.546+4.194_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190806-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190806-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190806-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190806-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54589	4.19443	10.0	58336.79731	108 108	219 219	0.4955 0.4959	20180806190806-30	short
SkyMapper_z_20180806190837-30_26.546+4.194_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190837-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190837-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190837-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806190837-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54589	4.19438	20.0	58336.79767	108 108	219 219	0.4954 0.4958	20180806190837-30	short
SkyMapper_u_20180808190359-30_26.546+4.194_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190359-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190359-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190359-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190359-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54588	4.19444	40.0	58338.79446	108 108	219 219	0.4955 0.4959	20180808190359-30	short
SkyMapper_v_20180808190459-30_26.546+4.194_109x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190459-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190459-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190459-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190459-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54588	4.19436	20.0	58338.79515	109 108	220 219	0.4954 0.4958	20180808190459-30	short
SkyMapper_g_20180808190539-30_26.546+4.194_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190539-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190539-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190539-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190539-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54594	4.19444	5.0	58338.79560	108 108	219 219	0.4955 0.4959	20180808190539-30	short
SkyMapper_r_20180808190604-30_26.546+4.194_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190604-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190604-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190604-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190604-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54594	4.19447	5.0	58338.79590	108 108	219 219	0.4954 0.4959	20180808190604-30	short
SkyMapper_i_20180808190629-30_26.546+4.194_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190629-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190629-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190629-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190629-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54593	4.19446	10.0	58338.79619	108 108	219 219	0.4955 0.4959	20180808190629-30	short
SkyMapper_z_20180808190700-30_26.546+4.194_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190700-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190700-30&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190700-30&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180808190700-30&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54588	4.19438	20.0	58338.79655	108 108	219 219	0.4954 0.4958	20180808190700-30	short
SkyMapper_r_20180824180335-13_26.546+4.194_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180824180335-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180824180335-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180824180335-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180824180335-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54579	4.19450	5.0	58354.75250	108 108	219 219	0.4977 0.4977	20180824180335-13	short
SkyMapper_u_20180930153739-14_26.546+4.187_108x55	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153739-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153739-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153739-14&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153739-14&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54584	4.18712	40.0	58391.65117	108 55	219 112	0.4971 0.4963	20180930153739-14	short
SkyMapper_g_20180930153921-14_26.546+4.187_108x57	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153921-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153921-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153921-14&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153921-14&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54582	4.18722	5.0	58391.65235	108 57	219 115	0.4972 0.4964	20180930153921-14	short
SkyMapper_r_20180930153947-14_26.546+4.187_108x57	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153947-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153947-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153947-14&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930153947-14&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54591	4.18722	5.0	58391.65264	108 57	219 115	0.4971 0.4963	20180930153947-14	short
SkyMapper_i_20180930154012-14_26.546+4.187_108x58	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154012-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154012-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154012-14&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154012-14&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54582	4.18739	10.0	58391.65294	108 58	219 117	0.4972 0.4965	20180930154012-14	short
SkyMapper_z_20180930154043-14_26.546+4.187_108x58	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154043-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154043-14&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154043-14&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154043-14&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54582	4.18743	20.0	58391.65329	108 58	219 118	0.4972 0.4963	20180930154043-14	short
SkyMapper_i_20200827175452-13_26.546+4.195_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827175452-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827175452-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827175452-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827175452-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54593	4.19455	10.0	59088.74645	108 108	218 219	0.4977 0.4977	20200827175452-13	short
SkyMapper_u_20200830180025-13_26.546+4.194_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180025-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180025-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180025-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180025-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54590	4.19448	40.0	59091.75032	108 108	219 219	0.4975 0.4975	20200830180025-13	short
SkyMapper_v_20200830180125-13_26.546+4.195_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180125-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180125-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180125-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180125-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54582	4.19454	20.0	59091.75101	108 108	219 219	0.4975 0.4975	20200830180125-13	short
SkyMapper_g_20200830180204-13_26.546+4.195_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180204-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180204-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180204-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180204-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54590	4.19453	5.0	59091.75147	108 108	219 219	0.4976 0.4976	20200830180204-13	short
SkyMapper_r_20200830180230-13_26.546+4.194_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180230-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180230-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180230-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180230-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54590	4.19441	5.0	59091.75175	108 108	219 219	0.4976 0.4976	20200830180230-13	short
SkyMapper_i_20200830180255-13_26.546+4.194_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180255-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180255-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180255-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180255-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54595	4.19445	10.0	59091.75204	108 108	218 219	0.4977 0.4977	20200830180255-13	short
SkyMapper_z_20200830180324-13_26.546+4.194_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180324-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180324-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180324-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200830180324-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54580	4.19443	20.0	59091.75238	108 108	219 219	0.4976 0.4976	20200830180324-13	short
SkyMapper_r_20200927154449-13_26.546+4.194_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154449-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154449-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154449-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154449-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54580	4.19449	5.0	59119.65615	108 108	219 219	0.4976 0.4975	20200927154449-13	short
SkyMapper_i_20200927154514-13_26.546+4.195_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154514-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154514-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154514-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154514-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54585	4.19455	10.0	59119.65644	108 108	219 219	0.4977 0.4977	20200927154514-13	short
SkyMapper_z_20200927154544-13_26.546+4.194_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154544-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154544-13&format=png&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154544-13&format=fits&pos=26.545833,4.194483&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927154544-13&format=mask&pos=26.545833,4.194483&size=0.03,0.03	26.54588	4.19443	20.0	59119.65677	108 108	219 219	0.4976 0.4976	20200927154544-13	short