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_20181204175151-06_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181204175151-06&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181204175151-06&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181204175151-06&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181204175151-06&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00954	2.78689	100.0	58456.74436	108 108	219 219	0.4964 0.4961	20181204175151-06	main
SkyMapper_i_20181206174550-06_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181206174550-06&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181206174550-06&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181206174550-06&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181206174550-06&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00953	2.78679	100.0	58458.74017	108 108	219 219	0.4964 0.4961	20181206174550-06	main
SkyMapper_r_20190220132511-25_118.009+2.787_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132511-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132511-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132511-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132511-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00948	2.78690	5.0	58534.55918	108 108	219 219	0.4967 0.4973	20190220132511-25	short
SkyMapper_i_20190220132536-25_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132536-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132536-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132536-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132536-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00956	2.78696	10.0	58534.55948	108 108	219 219	0.4967 0.4974	20190220132536-25	short
SkyMapper_z_20190220132607-25_118.010+2.787_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132607-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132607-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132607-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190220132607-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00952	2.78694	20.0	58534.55981	108 108	219 219	0.4967 0.4973	20190220132607-25	short
SkyMapper_g_20190427091704-25_118.009+2.787_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091704-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091704-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091704-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091704-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00948	2.78694	5.0	58600.38689	108 108	219 219	0.4967 0.4973	20190427091704-25	short
SkyMapper_r_20190427091730-25_118.010+2.787_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091730-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091730-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091730-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091730-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00957	2.78695	5.0	58600.38716	108 108	219 219	0.4967 0.4972	20190427091730-25	short
SkyMapper_i_20190427091756-25_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091756-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091756-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091756-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091756-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00958	2.78692	10.0	58600.38747	108 108	219 219	0.4967 0.4973	20190427091756-25	short
SkyMapper_z_20190427091827-25_118.010+2.787_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091827-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091827-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091827-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190427091827-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00959	2.78691	20.0	58600.38782	108 108	219 219	0.4967 0.4973	20190427091827-25	short
SkyMapper_u_20191209170437-10_118.009+2.787_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170437-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170437-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170437-10&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170437-10&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00948	2.78685	40.0	58826.71155	108 108	219 219	0.4968 0.4962	20191209170437-10	short
SkyMapper_v_20191209170537-10_118.010+2.787_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170537-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170537-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170537-10&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170537-10&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00953	2.78688	20.0	58826.71226	108 108	219 219	0.4968 0.4962	20191209170537-10	short
SkyMapper_g_20191209170617-10_118.009+2.787_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170617-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170617-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170617-10&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170617-10&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00947	2.78692	5.0	58826.71272	108 108	219 219	0.4969 0.4962	20191209170617-10	short
SkyMapper_r_20191209170642-10_118.010+2.787_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170642-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170642-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170642-10&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170642-10&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00952	2.78682	5.0	58826.71301	108 108	219 219	0.4969 0.4962	20191209170642-10	short
SkyMapper_z_20191209170738-10_118.009+2.787_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170738-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170738-10&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170738-10&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191209170738-10&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00947	2.78684	20.0	58826.71367	108 108	219 219	0.4969 0.4963	20191209170738-10	short
SkyMapper_v_20200120143732-25_118.010+2.787_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143732-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143732-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143732-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143732-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00956	2.78692	20.0	58868.60942	108 108	219 219	0.4966 0.4972	20200120143732-25	short
SkyMapper_g_20200120143814-25_118.009+2.787_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143814-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143814-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143814-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143814-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00948	2.78688	5.0	58868.60990	108 108	219 219	0.4967 0.4973	20200120143814-25	short
SkyMapper_r_20200120143839-25_118.010+2.787_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143839-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143839-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143839-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143839-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00952	2.78693	5.0	58868.61019	108 108	219 219	0.4967 0.4973	20200120143839-25	short
SkyMapper_i_20200120143904-25_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143904-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143904-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143904-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143904-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00956	2.78694	10.0	58868.61049	108 108	219 219	0.4968 0.4974	20200120143904-25	short
SkyMapper_z_20200120143934-25_118.010+2.787_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143934-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143934-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143934-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120143934-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00959	2.78696	20.0	58868.61082	108 108	219 219	0.4967 0.4973	20200120143934-25	short
SkyMapper_u_20210411091604-25_118.009+2.787_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091604-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091604-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091604-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091604-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00949	2.78687	40.0	59315.38619	108 108	219 219	0.4966 0.4972	20210411091604-25	short
SkyMapper_v_20210411091706-25_118.010+2.787_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091706-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091706-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091706-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091706-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00961	2.78691	20.0	59315.38690	108 108	219 219	0.4966 0.4971	20210411091706-25	short
SkyMapper_g_20210411091747-25_118.010+2.787_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091747-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091747-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091747-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091747-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00950	2.78688	5.0	59315.38738	108 108	219 219	0.4967 0.4973	20210411091747-25	short
SkyMapper_r_20210411091813-25_118.010+2.787_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091813-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091813-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091813-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091813-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00950	2.78682	5.0	59315.38768	108 108	219 219	0.4967 0.4972	20210411091813-25	short
SkyMapper_i_20210411091840-25_118.010+2.787_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091840-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091840-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091840-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091840-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00950	2.78689	10.0	59315.38799	108 108	219 219	0.4968 0.4973	20210411091840-25	short
SkyMapper_z_20210411091911-25_118.010+2.787_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091911-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091911-25&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091911-25&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210411091911-25&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00950	2.78689	20.0	59315.38835	108 108	219 219	0.4967 0.4973	20210411091911-25	short
SkyMapper_i_20210412091339-21_118.002+2.787_56x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412091339-21&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412091339-21&format=png&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412091339-21&format=fits&pos=118.0095056,2.7869052&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210412091339-21&format=mask&pos=118.0095056,2.7869052&size=0.03,0.03	118.00199	2.78693	10.0	59316.38432	56 108	113 219	0.4973 0.4975	20210412091339-21	short