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_20181228173850-05_123.237+7.965_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181228173850-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181228173850-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181228173850-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20181228173850-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23689	7.96548	100.0	58480.73534	108 108	219 219	0.4968 0.4974	20181228173850-05	main
SkyMapper_v_20190409100212-05_123.237+7.965_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100212-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100212-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100212-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100212-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23686	7.96544	20.0	58582.41821	108 108	219 219	0.4966 0.4971	20190409100212-05	short
SkyMapper_g_20190409100252-05_123.237+7.965_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100252-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100252-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100252-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100252-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23688	7.96546	5.0	58582.41868	108 108	219 219	0.4967 0.4973	20190409100252-05	short
SkyMapper_r_20190409100318-05_123.237+7.965_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100318-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100318-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100318-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100318-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23684	7.96543	5.0	58582.41897	108 108	219 219	0.4966 0.4972	20190409100318-05	short
SkyMapper_i_20190409100343-05_123.237+7.965_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100343-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100343-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100343-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100343-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23686	7.96547	10.0	58582.41926	108 108	219 219	0.4967 0.4973	20190409100343-05	short
SkyMapper_z_20190409100413-05_123.237+7.965_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100413-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100413-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100413-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190409100413-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23693	7.96549	20.0	58582.41961	108 108	219 219	0.4967 0.4973	20190409100413-05	short
SkyMapper_u_20190410092836-05_123.237+7.965_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092836-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092836-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092836-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092836-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23681	7.96542	40.0	58583.39488	108 108	219 219	0.4966 0.4971	20190410092836-05	short
SkyMapper_v_20190410092936-05_123.237+7.965_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092936-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092936-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092936-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410092936-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23691	7.96544	20.0	58583.39557	108 108	219 219	0.4966 0.4971	20190410092936-05	short
SkyMapper_g_20190410093015-05_123.237+7.965_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093015-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093015-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093015-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093015-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23692	7.96536	5.0	58583.39603	108 108	219 219	0.4966 0.4972	20190410093015-05	short
SkyMapper_r_20190410093041-05_123.237+7.965_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093041-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093041-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093041-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093041-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23681	7.96548	5.0	58583.39632	108 108	219 219	0.4966 0.4972	20190410093041-05	short
SkyMapper_i_20190410093105-05_123.237+7.965_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093105-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093105-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093105-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093105-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23688	7.96537	10.0	58583.39661	108 108	219 219	0.4967 0.4973	20190410093105-05	short
SkyMapper_z_20190410093137-05_123.237+7.965_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093137-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093137-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093137-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20190410093137-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23686	7.96547	20.0	58583.39698	108 108	219 219	0.4966 0.4972	20190410093137-05	short
SkyMapper_r_20191222164035-05_123.231+7.965_64x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222164035-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222164035-05&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222164035-05&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222164035-05&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23057	7.96536	5.0	58839.69487	64 108	130 219	0.4967 0.4973	20191222164035-05	short
SkyMapper_u_20200120144015-26_123.243+7.965_68x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144015-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144015-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144015-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144015-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24255	7.96535	40.0	58868.61130	68 108	138 219	0.4963 0.4961	20200120144015-26	short
SkyMapper_v_20200120144116-26_123.242+7.965_68x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144116-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144116-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144116-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144116-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24249	7.96542	20.0	58868.61201	68 108	138 219	0.4962 0.4960	20200120144116-26	short
SkyMapper_g_20200120144156-26_123.243+7.965_67x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144156-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144156-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144156-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144156-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24266	7.96541	5.0	58868.61248	67 108	136 219	0.4963 0.4961	20200120144156-26	short
SkyMapper_r_20200120144221-26_123.242+7.965_68x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144221-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144221-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144221-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144221-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24249	7.96536	5.0	58868.61278	68 108	138 219	0.4963 0.4962	20200120144221-26	short
SkyMapper_i_20200120144248-26_123.243+7.965_67x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144248-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144248-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144248-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144248-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24272	7.96533	10.0	58868.61308	67 108	136 219	0.4964 0.4962	20200120144248-26	short
SkyMapper_z_20200120144319-26_123.243+7.965_68x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144319-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144319-26&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144319-26&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200120144319-26&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.24256	7.96543	20.0	58868.61343	68 108	138 219	0.4963 0.4961	20200120144319-26	short
SkyMapper_v_20210410092238-22_123.237+7.965_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092238-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092238-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092238-22&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092238-22&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23690	7.96535	20.0	59314.39075	108 108	219 219	0.4968 0.4962	20210410092238-22	short
SkyMapper_g_20210410092319-22_123.237+7.965_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092319-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092319-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092319-22&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092319-22&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23689	7.96536	5.0	59314.39122	108 108	219 219	0.4969 0.4963	20210410092319-22	short
SkyMapper_r_20210410092348-22_123.237+7.965_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092348-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092348-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092348-22&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092348-22&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23691	7.96540	5.0	59314.39157	108 108	219 219	0.4968 0.4963	20210410092348-22	short
SkyMapper_i_20210410092415-22_123.237+7.965_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092415-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092415-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092415-22&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092415-22&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23684	7.96536	10.0	59314.39187	108 108	219 219	0.4969 0.4963	20210410092415-22	short
SkyMapper_z_20210410092447-22_123.237+7.965_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092447-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092447-22&format=png&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092447-22&format=fits&pos=123.236833,7.965431&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20210410092447-22&format=mask&pos=123.236833,7.965431&size=0.03,0.03	123.23690	7.96538	20.0	59314.39224	108 108	219 219	0.4968 0.4963	20210410092447-22	short