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_20180926185516-13_72.778+10.532_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926185516-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926185516-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926185516-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180926185516-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77793	10.53242	100.0	58387.78840	108 108	218 218	0.4977 0.4977	20180926185516-13	main
SkyMapper_u_20181224133452-31_72.778+10.537_108x78	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133452-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133452-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133452-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133452-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77784	10.53688	40.0	58476.56590	108 78	219 158	0.4975 0.4975	20181224133452-31	short
SkyMapper_v_20181224133554-31_72.778+10.537_108x78	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133554-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133554-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133554-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133554-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77785	10.53686	20.0	58476.56662	108 78	219 158	0.4975 0.4975	20181224133554-31	short
SkyMapper_g_20181224133634-31_72.778+10.537_108x80	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133634-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133634-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133634-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133634-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77784	10.53666	5.0	58476.56708	108 80	219 161	0.4976 0.4976	20181224133634-31	short
SkyMapper_r_20181224133700-31_72.778+10.537_108x79	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133700-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133700-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133700-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133700-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77776	10.53666	5.0	58476.56738	108 79	219 160	0.4976 0.4976	20181224133700-31	short
SkyMapper_i_20181224133726-31_72.778+10.537_109x80	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133726-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133726-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133726-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133726-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77780	10.53654	10.0	58476.56769	109 80	219 162	0.4977 0.4977	20181224133726-31	short
SkyMapper_z_20181224133757-31_72.778+10.537_108x80	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133757-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133757-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133757-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181224133757-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77779	10.53660	20.0	58476.56804	108 80	219 161	0.4976 0.4976	20181224133757-31	short
SkyMapper_i_20181225130630-13_72.778+10.532_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130630-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130630-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130630-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130630-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77785	10.53242	100.0	58477.54620	108 109	219 219	0.4976 0.4977	20181225130630-13	main
SkyMapper_i_20181225130831-27_72.778+10.532_108x109	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130831-27&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130831-27&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130831-27&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181225130831-27&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77777	10.53240	100.0	58477.54760	108 109	219 219	0.4974 0.4976	20181225130831-27	main
SkyMapper_u_20191012175437-13_72.778+10.532_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175437-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175437-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175437-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175437-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77788	10.53240	40.0	58768.74628	108 108	219 219	0.4975 0.4975	20191012175437-13	short
SkyMapper_v_20191012175537-13_72.778+10.533_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175537-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175537-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175537-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175537-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77783	10.53252	20.0	58768.74698	108 108	219 219	0.4975 0.4975	20191012175537-13	short
SkyMapper_g_20191012175618-13_72.778+10.533_108x109	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175618-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175618-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175618-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175618-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77777	10.53251	5.0	58768.74745	108 109	219 219	0.4976 0.4977	20191012175618-13	short
SkyMapper_r_20191012175643-13_72.778+10.533_108x109	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175643-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175643-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175643-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175643-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77788	10.53252	5.0	58768.74774	108 109	219 219	0.4976 0.4976	20191012175643-13	short
SkyMapper_i_20191012175708-13_72.778+10.532_109x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175708-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175708-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175708-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175708-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77780	10.53246	10.0	58768.74803	109 108	219 218	0.4977 0.4977	20191012175708-13	short
SkyMapper_z_20191012175739-13_72.778+10.532_108x109	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175739-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175739-13&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175739-13&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191012175739-13&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77782	10.53243	20.0	58768.74839	108 109	219 219	0.4976 0.4977	20191012175739-13	short
SkyMapper_u_20191013175034-31_72.778+10.532_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175034-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175034-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175034-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175034-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77776	10.53242	40.0	58769.74347	108 108	219 219	0.4975 0.4976	20191013175034-31	short
SkyMapper_v_20191013175134-31_72.778+10.532_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175134-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175134-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175134-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175134-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77784	10.53239	20.0	58769.74417	108 108	219 219	0.4975 0.4975	20191013175134-31	short
SkyMapper_g_20191013175214-31_72.778+10.532_108x109	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175214-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175214-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175214-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175214-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77777	10.53242	5.0	58769.74463	108 109	219 219	0.4976 0.4976	20191013175214-31	short
SkyMapper_r_20191013175239-31_72.778+10.532_108x109	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175239-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175239-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175239-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175239-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77778	10.53245	5.0	58769.74492	108 109	219 219	0.4976 0.4976	20191013175239-31	short
SkyMapper_i_20191013175304-31_72.778+10.532_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175304-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175304-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175304-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175304-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77785	10.53236	10.0	58769.74521	108 108	218 218	0.4977 0.4978	20191013175304-31	short
SkyMapper_z_20191013175335-31_72.778+10.532_108x109	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175335-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175335-31&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175335-31&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191013175335-31&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77784	10.53250	20.0	58769.74557	108 109	219 219	0.4976 0.4976	20191013175335-31	short
SkyMapper_r_20191105161757-30_72.778+10.532_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161757-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161757-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161757-30&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161757-30&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77790	10.53247	5.0	58792.67914	108 108	219 219	0.4956 0.4960	20191105161757-30	short
SkyMapper_i_20191105161822-30_72.778+10.532_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161822-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161822-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161822-30&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161822-30&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77787	10.53247	10.0	58792.67943	108 108	219 219	0.4955 0.4958	20191105161822-30	short
SkyMapper_z_20191105161853-30_72.778+10.532_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161853-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161853-30&format=png&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161853-30&format=fits&pos=72.7778273006,10.5324624384&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191105161853-30&format=mask&pos=72.7778273006,10.5324624384&size=0.03,0.03	72.77790	10.53237	20.0	58792.67980	108 108	220 219	0.4953 0.4958	20191105161853-30	short