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_20180730141455-29_297.443+11.072_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141455-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141455-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141455-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141455-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44329	11.07238	40.0	58329.59372	108 108	219 219	0.4958 0.4969	20180730141455-29	short
SkyMapper_v_20180730141556-29_297.443+11.072_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141556-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141556-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141556-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141556-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44341	11.07234	20.0	58329.59442	108 108	219 219	0.4958 0.4969	20180730141556-29	short
SkyMapper_g_20180730141636-29_297.443+11.072_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141636-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141636-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141636-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141636-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44335	11.07235	5.0	58329.59490	108 108	219 219	0.4958 0.4971	20180730141636-29	short
SkyMapper_r_20180730141702-29_297.443+11.072_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141702-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141702-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141702-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141702-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44333	11.07230	5.0	58329.59517	108 108	219 219	0.4958 0.4970	20180730141702-29	short
SkyMapper_i_20180730141727-29_297.443+11.072_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141727-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141727-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141727-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141727-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44329	11.07239	10.0	58329.59547	108 108	219 219	0.4959 0.4971	20180730141727-29	short
SkyMapper_z_20180730141757-29_297.443+11.072_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141757-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141757-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141757-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180730141757-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44340	11.07235	20.0	58329.59582	108 108	219 219	0.4958 0.4970	20180730141757-29	short
SkyMapper_u_20180807130557-29_297.443+11.072_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130557-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130557-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130557-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130557-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44330	11.07238	40.0	58337.54582	108 108	219 219	0.4958 0.4969	20180807130557-29	short
SkyMapper_v_20180807130657-29_297.443+11.072_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130657-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130657-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130657-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130657-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44330	11.07232	20.0	58337.54653	108 108	219 219	0.4958 0.4969	20180807130657-29	short
SkyMapper_g_20180807130738-29_297.443+11.072_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130738-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130738-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130738-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130738-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44337	11.07237	5.0	58337.54699	108 108	219 219	0.4958 0.4971	20180807130738-29	short
SkyMapper_r_20180807130805-29_297.443+11.072_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130805-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130805-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130805-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130805-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44340	11.07226	5.0	58337.54729	108 108	219 219	0.4958 0.4970	20180807130805-29	short
SkyMapper_i_20180807130831-29_297.443+11.072_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130831-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130831-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130831-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130831-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44337	11.07226	10.0	58337.54759	108 108	219 219	0.4959 0.4971	20180807130831-29	short
SkyMapper_z_20180807130902-29_297.443+11.072_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130902-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130902-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130902-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807130902-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44328	11.07237	20.0	58337.54796	108 108	219 219	0.4958 0.4970	20180807130902-29	short
SkyMapper_i_20180827131532-29_297.443+11.072_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180827131532-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180827131532-29&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180827131532-29&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180827131532-29&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44339	11.07234	100.0	58357.55248	108 108	219 219	0.4959 0.4971	20180827131532-29	main
SkyMapper_u_20200827115152-04_297.443+11.072_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115152-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115152-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115152-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115152-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44325	11.07234	40.0	59088.49438	108 108	219 219	0.4970 0.4963	20200827115152-04	short
SkyMapper_v_20200827115251-04_297.443+11.072_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115251-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115251-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115251-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115251-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44326	11.07233	20.0	59088.49507	108 108	219 219	0.4970 0.4963	20200827115251-04	short
SkyMapper_g_20200827115331-04_297.443+11.072_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115331-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115331-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115331-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115331-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44329	11.07228	5.0	59088.49552	108 108	219 219	0.4971 0.4964	20200827115331-04	short
SkyMapper_r_20200827115357-04_297.443+11.072_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115357-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115357-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115357-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115357-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44337	11.07228	5.0	59088.49581	108 108	219 219	0.4971 0.4963	20200827115357-04	short
SkyMapper_i_20200827115422-04_297.443+11.072_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115422-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115422-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115422-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115422-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44331	11.07225	10.0	59088.49610	108 108	219 219	0.4972 0.4965	20200827115422-04	short
SkyMapper_z_20200827115452-04_297.443+11.072_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115452-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115452-04&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115452-04&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200827115452-04&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44331	11.07226	20.0	59088.49646	108 108	219 219	0.4971 0.4963	20200827115452-04	short
SkyMapper_g_20210527175610-25_297.443+11.072_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175610-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175610-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175610-25&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175610-25&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44335	11.07229	5.0	59361.74737	108 108	219 219	0.4968 0.4974	20210527175610-25	short
SkyMapper_i_20210527175708-25_297.443+11.072_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175708-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175708-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175708-25&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175708-25&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44328	11.07241	10.0	59361.74804	108 108	219 219	0.4968 0.4974	20210527175708-25	short
SkyMapper_z_20210527175740-25_297.443+11.072_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175740-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175740-25&format=png&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175740-25&format=fits&pos=297.443292,11.07235&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210527175740-25&format=mask&pos=297.443292,11.07235&size=0.03,0.03	297.44334	11.07231	20.0	59361.74841	108 108	219 219	0.4967 0.4974	20210527175740-25	short