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_20210125171940-13_165.963+12.803_109x80	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125171940-13&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125171940-13&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125171940-13&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210125171940-13&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96337	12.80333	100.0	59239.72203	109 80	219 161	0.4977 0.4977	20210125171940-13	main
SkyMapper_u_20210302152729-03_165.963+12.807_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152729-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152729-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152729-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152729-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96333	12.80737	40.0	59275.64412	108 108	219 219	0.4975 0.4975	20210302152729-03	short
SkyMapper_v_20210302152831-03_165.963+12.807_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152831-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152831-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152831-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152831-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96332	12.80736	20.0	59275.64483	108 108	219 219	0.4975 0.4975	20210302152831-03	short
SkyMapper_g_20210302152913-03_165.963+12.807_108x109	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152913-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152913-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152913-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152913-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96332	12.80741	5.0	59275.64533	108 109	219 219	0.4976 0.4977	20210302152913-03	short
SkyMapper_r_20210302152940-03_165.963+12.807_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152940-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152940-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152940-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302152940-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96333	12.80737	5.0	59275.64564	108 108	219 219	0.4976 0.4976	20210302152940-03	short
SkyMapper_i_20210302153007-03_165.963+12.807_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153007-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153007-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153007-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153007-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96337	12.80731	10.0	59275.64595	108 108	219 218	0.4977 0.4977	20210302153007-03	short
SkyMapper_z_20210302153038-03_165.963+12.807_108x109	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153038-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153038-03&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153038-03&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210302153038-03&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96329	12.80744	20.0	59275.64631	108 109	219 219	0.4976 0.4976	20210302153038-03	short
SkyMapper_u_20210402125055-20_165.963+12.807_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125055-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125055-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125055-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125055-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96341	12.80737	40.0	59306.53539	108 108	219 219	0.4955 0.4958	20210402125055-20	short
SkyMapper_v_20210402125157-20_165.963+12.807_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125157-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125157-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125157-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125157-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96341	12.80737	20.0	59306.53611	108 108	219 219	0.4954 0.4957	20210402125157-20	short
SkyMapper_g_20210402125240-20_165.963+12.807_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125240-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125240-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125240-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125240-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96335	12.80733	5.0	59306.53660	108 108	219 219	0.4954 0.4958	20210402125240-20	short
SkyMapper_r_20210402125307-20_165.963+12.807_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125307-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125307-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125307-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125307-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96340	12.80738	5.0	59306.53691	108 108	219 219	0.4954 0.4958	20210402125307-20	short
SkyMapper_i_20210402125332-20_165.963+12.807_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125332-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125332-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125332-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125332-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96344	12.80728	10.0	59306.53721	108 108	219 219	0.4955 0.4959	20210402125332-20	short
SkyMapper_z_20210402125405-20_165.963+12.807_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125405-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125405-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125405-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210402125405-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96340	12.80733	20.0	59306.53758	108 108	219 219	0.4954 0.4958	20210402125405-20	short
SkyMapper_u_20210429110449-20_165.963+12.807_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110449-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110449-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110449-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110449-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96344	12.80730	40.0	59333.46171	108 108	219 219	0.4955 0.4958	20210429110449-20	short
SkyMapper_v_20210429110551-20_165.963+12.807_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110551-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110551-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110551-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110551-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96346	12.80738	20.0	59333.46242	108 108	219 219	0.4954 0.4958	20210429110551-20	short
SkyMapper_g_20210429110632-20_165.963+12.807_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110632-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110632-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110632-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110632-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96341	12.80733	5.0	59333.46290	108 108	219 219	0.4954 0.4958	20210429110632-20	short
SkyMapper_r_20210429110659-20_165.963+12.807_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110659-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110659-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110659-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110659-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96346	12.80733	5.0	59333.46321	108 108	219 219	0.4954 0.4958	20210429110659-20	short
SkyMapper_i_20210429110725-20_165.963+12.807_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110725-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110725-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110725-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110725-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96337	12.80733	10.0	59333.46351	108 108	219 219	0.4955 0.4958	20210429110725-20	short
SkyMapper_z_20210429110757-20_165.963+12.807_109x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110757-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110757-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110757-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210429110757-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96339	12.80735	20.0	59333.46389	109 108	220 219	0.4954 0.4958	20210429110757-20	short
SkyMapper_v_20210430110107-20_165.963+12.807_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110107-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110107-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110107-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110107-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96334	12.80727	20.0	59334.45914	108 108	220 219	0.4954 0.4957	20210430110107-20	short
SkyMapper_u_20210430110149-20_165.963+12.807_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110149-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110149-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110149-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110149-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96340	12.80735	40.0	59334.45963	108 108	219 219	0.4955 0.4958	20210430110149-20	short
SkyMapper_g_20210430110251-20_165.963+12.807_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110251-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110251-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110251-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110251-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96334	12.80737	5.0	59334.46035	108 108	220 219	0.4954 0.4958	20210430110251-20	short
SkyMapper_r_20210430110318-20_165.963+12.807_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110318-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110318-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110318-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110318-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96334	12.80730	5.0	59334.46066	108 108	220 219	0.4954 0.4958	20210430110318-20	short
SkyMapper_i_20210430110345-20_165.963+12.807_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110345-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110345-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110345-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110345-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96348	12.80728	10.0	59334.46097	108 108	219 219	0.4954 0.4959	20210430110345-20	short
SkyMapper_z_20210430110417-20_165.963+12.807_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110417-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110417-20&format=png&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110417-20&format=fits&pos=165.963342843,12.8073768202&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210430110417-20&format=mask&pos=165.963342843,12.8073768202&size=0.03,0.03	165.96339	12.80737	20.0	59334.46134	108 108	220 219	0.4954 0.4957	20210430110417-20	short