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_20180806150828-15_325.999+5.408_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150828-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150828-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150828-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150828-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99864	5.40778	40.0	58336.63090	108 108	219 219	0.4958 0.4969	20180806150828-15	short
SkyMapper_v_20180806150930-15_325.999+5.408_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150930-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150930-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150930-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806150930-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99868	5.40785	20.0	58336.63163	108 108	219 219	0.4958 0.4969	20180806150930-15	short
SkyMapper_g_20180806151013-15_325.999+5.408_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151013-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151013-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151013-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151013-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99869	5.40788	5.0	58336.63212	108 108	219 219	0.4959 0.4970	20180806151013-15	short
SkyMapper_r_20180806151039-15_325.999+5.408_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151039-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151039-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151039-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151039-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99876	5.40791	5.0	58336.63242	108 108	219 219	0.4958 0.4970	20180806151039-15	short
SkyMapper_i_20180806151106-15_325.999+5.408_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151106-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151106-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151106-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151106-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99867	5.40790	10.0	58336.63273	108 108	219 219	0.4959 0.4971	20180806151106-15	short
SkyMapper_z_20180806151137-15_325.999+5.408_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151137-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151137-15&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151137-15&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806151137-15&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99870	5.40785	20.0	58336.63308	108 108	219 219	0.4958 0.4970	20180806151137-15	short
SkyMapper_v_20180812144520-11_325.999+5.408_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144520-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144520-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144520-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144520-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99874	5.40779	20.0	58342.61481	108 108	219 219	0.4966 0.4972	20180812144520-11	short
SkyMapper_g_20180812144559-11_325.999+5.408_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144559-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144559-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144559-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144559-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99868	5.40787	5.0	58342.61529	108 108	219 219	0.4967 0.4973	20180812144559-11	short
SkyMapper_r_20180812144625-11_325.999+5.408_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144625-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144625-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144625-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144625-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99870	5.40781	5.0	58342.61559	108 108	219 219	0.4967 0.4973	20180812144625-11	short
SkyMapper_i_20180812144652-11_325.999+5.408_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144652-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144652-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144652-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144652-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99864	5.40787	10.0	58342.61588	108 108	219 219	0.4968 0.4974	20180812144652-11	short
SkyMapper_z_20180812144722-11_325.999+5.408_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144722-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144722-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144722-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180812144722-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99869	5.40779	20.0	58342.61624	108 108	219 219	0.4967 0.4973	20180812144722-11	short
SkyMapper_g_20180816143328-32_326.000+5.408_97x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143328-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143328-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143328-32&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143328-32&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	326.00033	5.40783	5.0	58346.60660	97 108	196 219	0.4972 0.4964	20180816143328-32	short
SkyMapper_r_20180816143359-32_326.001+5.408_94x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143359-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143359-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143359-32&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143359-32&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	326.00062	5.40779	5.0	58346.60697	94 108	190 219	0.4972 0.4964	20180816143359-32	short
SkyMapper_i_20180816143424-32_326.001+5.408_93x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143424-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143424-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143424-32&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143424-32&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	326.00071	5.40783	10.0	58346.60726	93 108	189 219	0.4973 0.4965	20180816143424-32	short
SkyMapper_z_20180816143455-32_326.001+5.408_93x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143455-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143455-32&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143455-32&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180816143455-32&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	326.00073	5.40781	20.0	58346.60760	93 108	189 219	0.4972 0.4964	20180816143455-32	short
SkyMapper_i_20180926131307-07_325.999+5.408_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926131307-07&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926131307-07&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926131307-07&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926131307-07&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99861	5.40791	100.0	58387.55080	108 108	219 219	0.4974 0.4975	20180926131307-07	main
SkyMapper_u_20200606190612-11_325.999+5.408_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190612-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190612-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190612-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190612-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99872	5.40786	40.0	59006.79600	108 108	219 219	0.4967 0.4972	20200606190612-11	short
SkyMapper_v_20200606190715-11_325.999+5.408_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190715-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190715-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190715-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190715-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99865	5.40789	20.0	59006.79672	108 108	219 219	0.4967 0.4972	20200606190715-11	short
SkyMapper_g_20200606190756-11_325.999+5.408_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190756-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190756-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190756-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190756-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99864	5.40782	5.0	59006.79720	108 108	219 219	0.4968 0.4974	20200606190756-11	short
SkyMapper_r_20200606190824-11_325.999+5.408_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190824-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190824-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190824-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190824-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99872	5.40780	5.0	59006.79752	108 108	219 219	0.4967 0.4973	20200606190824-11	short
SkyMapper_i_20200606190851-11_325.999+5.408_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190851-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190851-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190851-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190851-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99865	5.40780	10.0	59006.79784	108 108	219 219	0.4968 0.4974	20200606190851-11	short
SkyMapper_z_20200606190922-11_325.999+5.408_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190922-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190922-11&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190922-11&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200606190922-11&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99871	5.40782	20.0	59006.79821	108 108	219 219	0.4967 0.4973	20200606190922-11	short
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SkyMapper_z_20200905131156-28_325.999+5.408_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200905131156-28&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200905131156-28&format=png&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200905131156-28&format=fits&pos=325.998656046,5.40786740278&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200905131156-28&format=mask&pos=325.998656046,5.40786740278&size=0.03,0.03	325.99865	5.40785	20.0	59097.54998	108 108	219 219	0.4969 0.4963	20200905131156-28	short