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_20181221175038-27_140.735+11.081_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181221175038-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181221175038-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181221175038-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181221175038-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73461	11.08064	100.0	58473.74352	108 108	219 219	0.4974 0.4976	20181221175038-27	main
SkyMapper_g_20190213153239-27_140.735+11.078_108x92	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153239-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153239-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153239-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153239-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73457	11.07845	5.0	58527.64769	108 92	219 187	0.4973 0.4976	20190213153239-27	short
SkyMapper_i_20190213153334-27_140.735+11.078_108x92	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153334-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153334-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153334-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153334-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73455	11.07834	10.0	58527.64833	108 92	219 187	0.4974 0.4976	20190213153334-27	short
SkyMapper_z_20190213153404-27_140.735+11.078_108x93	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153404-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153404-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153404-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190213153404-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73453	11.07847	20.0	58527.64867	108 93	219 188	0.4973 0.4975	20190213153404-27	short
SkyMapper_u_20190314133139-27_140.735+11.081_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133139-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133139-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133139-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133139-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73457	11.08064	40.0	58556.56367	108 108	219 219	0.4972 0.4975	20190314133139-27	short
SkyMapper_v_20190314133240-27_140.735+11.081_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133240-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133240-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133240-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133240-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73460	11.08064	20.0	58556.56438	108 108	219 219	0.4973 0.4974	20190314133240-27	short
SkyMapper_g_20190314133321-27_140.735+11.081_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133321-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133321-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133321-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133321-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73457	11.08063	5.0	58556.56485	108 108	219 219	0.4973 0.4975	20190314133321-27	short
SkyMapper_r_20190314133349-27_140.735+11.081_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133349-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133349-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133349-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133349-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73451	11.08057	5.0	58556.56516	108 108	219 219	0.4973 0.4975	20190314133349-27	short
SkyMapper_i_20190314133414-27_140.735+11.081_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133414-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133414-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133414-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133414-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73457	11.08056	10.0	58556.56546	108 108	219 219	0.4974 0.4976	20190314133414-27	short
SkyMapper_z_20190314133445-27_140.735+11.081_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133445-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133445-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133445-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190314133445-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73452	11.08061	20.0	58556.56581	108 108	219 219	0.4973 0.4976	20190314133445-27	short
SkyMapper_g_20200203150141-27_140.735+11.079_108x98	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150141-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150141-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150141-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150141-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73460	11.07913	5.0	58882.62619	108 98	219 198	0.4973 0.4975	20200203150141-27	short
SkyMapper_r_20200203150207-27_140.734+11.079_108x98	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150207-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150207-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150207-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150207-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73449	11.07909	5.0	58882.62648	108 98	219 198	0.4973 0.4975	20200203150207-27	short
SkyMapper_i_20200203150231-27_140.735+11.079_108x97	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150231-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150231-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150231-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150231-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73458	11.07914	10.0	58882.62677	108 97	219 197	0.4974 0.4976	20200203150231-27	short
SkyMapper_z_20200203150302-27_140.735+11.079_108x97	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150302-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150302-27&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150302-27&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200203150302-27&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73451	11.07907	20.0	58882.62713	108 97	219 196	0.4973 0.4975	20200203150302-27	short
SkyMapper_u_20210328113145-14_140.735+11.081_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113145-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113145-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113145-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113145-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73451	11.08051	40.0	59301.48042	108 108	219 219	0.4970 0.4963	20210328113145-14	short
SkyMapper_v_20210328113247-14_140.735+11.081_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113247-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113247-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113247-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113247-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73463	11.08057	20.0	59301.48114	108 108	219 219	0.4970 0.4963	20210328113247-14	short
SkyMapper_g_20210328113329-14_140.735+11.081_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113329-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113329-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113329-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113329-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73460	11.08060	5.0	59301.48162	108 108	219 219	0.4971 0.4964	20210328113329-14	short
SkyMapper_r_20210328113359-14_140.735+11.081_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113359-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113359-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113359-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113359-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73460	11.08055	5.0	59301.48197	108 108	219 219	0.4971 0.4963	20210328113359-14	short
SkyMapper_i_20210328113426-14_140.734+11.081_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113426-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113426-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113426-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113426-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73450	11.08061	10.0	59301.48228	108 108	219 219	0.4972 0.4964	20210328113426-14	short
SkyMapper_z_20210328113458-14_140.735+11.081_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113458-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113458-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113458-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210328113458-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73462	11.08057	20.0	59301.48264	108 108	219 219	0.4971 0.4963	20210328113458-14	short
SkyMapper_u_20210410103454-14_140.734+11.081_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103454-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103454-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103454-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103454-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73449	11.08052	40.0	59314.44093	108 108	219 219	0.4970 0.4963	20210410103454-14	short
SkyMapper_v_20210410103556-14_140.735+11.081_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103556-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103556-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103556-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103556-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73455	11.08057	20.0	59314.44165	108 108	219 219	0.4970 0.4963	20210410103556-14	short
SkyMapper_g_20210410103638-14_140.735+11.081_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103638-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103638-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103638-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103638-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73459	11.08058	5.0	59314.44214	108 108	219 219	0.4971 0.4963	20210410103638-14	short
SkyMapper_r_20210410103704-14_140.735+11.081_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103704-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103704-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103704-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103704-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73455	11.08050	5.0	59314.44244	108 108	219 219	0.4971 0.4963	20210410103704-14	short
SkyMapper_i_20210410103732-14_140.735+11.081_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103732-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103732-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103732-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103732-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73459	11.08058	10.0	59314.44276	108 108	219 219	0.4972 0.4964	20210410103732-14	short
SkyMapper_z_20210410103804-14_140.735+11.081_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103804-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103804-14&format=png&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103804-14&format=fits&pos=140.734540545,11.0805937211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410103804-14&format=mask&pos=140.734540545,11.0805937211&size=0.03,0.03	140.73456	11.08059	20.0	59314.44314	108 108	219 219	0.4971 0.4963	20210410103804-14	short