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_20180726195934-18_28.072+4.774_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180726195934-18&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180726195934-18&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180726195934-18&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180726195934-18&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07246	4.77414	100.0	58325.83306	108 108	219 219	0.4973 0.4965	20180726195934-18	main
SkyMapper_i_20180817191419-18_28.072+4.774_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817191419-18&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817191419-18&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817191419-18&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180817191419-18&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07249	4.77406	100.0	58347.80163	108 108	219 219	0.4973 0.4965	20180817191419-18	main
SkyMapper_g_20180818183237-04_28.072+4.778_108x81	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183237-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183237-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183237-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183237-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07248	4.77792	5.0	58348.77267	108 81	219 165	0.4972 0.4964	20180818183237-04	short
SkyMapper_i_20180818183333-04_28.072+4.778_108x83	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183333-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183333-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183333-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183333-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07245	4.77781	10.0	58348.77332	108 83	219 168	0.4972 0.4965	20180818183333-04	short
SkyMapper_z_20180818183404-04_28.072+4.778_108x82	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183404-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183404-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183404-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180818183404-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07247	4.77786	20.0	58348.77367	108 82	219 166	0.4972 0.4964	20180818183404-04	short
SkyMapper_i_20180820191248-04_28.072+4.781_108x61	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191248-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191248-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191248-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191248-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07247	4.78069	100.0	58350.80058	108 61	219 125	0.4973 0.4965	20180820191248-04	main
SkyMapper_i_20180820191450-14_28.072+4.774_106x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191450-14&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191450-14&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191450-14&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191450-14&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07199	4.77407	100.0	58350.80199	106 108	215 219	0.4973 0.4965	20180820191450-14	main
SkyMapper_u_20180916164017-23_28.074+4.774_101x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164017-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164017-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164017-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164017-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07352	4.77417	40.0	58377.69466	101 108	204 219	0.4967 0.4972	20180916164017-23	short
SkyMapper_v_20180916164118-23_28.073+4.774_102x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164118-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164118-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164118-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164118-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07345	4.77408	20.0	58377.69537	102 108	206 219	0.4967 0.4972	20180916164118-23	short
SkyMapper_g_20180916164159-23_28.073+4.774_101x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164159-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164159-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164159-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164159-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07340	4.77418	5.0	58377.69584	101 108	205 219	0.4968 0.4973	20180916164159-23	short
SkyMapper_r_20180916164225-23_28.073+4.774_102x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164225-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164225-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164225-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164225-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07342	4.77417	5.0	58377.69615	102 108	206 219	0.4967 0.4973	20180916164225-23	short
SkyMapper_i_20180916164257-23_28.073+4.774_102x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164257-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164257-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164257-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164257-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07335	4.77413	10.0	58377.69652	102 108	206 219	0.4968 0.4974	20180916164257-23	short
SkyMapper_z_20180916164328-23_28.073+4.774_101x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164328-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164328-23&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164328-23&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916164328-23&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07341	4.77409	20.0	58377.69688	101 108	205 219	0.4967 0.4973	20180916164328-23	short
SkyMapper_r_20180930154722-01_28.073+4.774_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154722-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154722-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154722-01&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154722-01&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07258	4.77410	5.0	58391.65792	108 108	219 219	0.4957 0.4969	20180930154722-01	short
SkyMapper_i_20180930154748-01_28.072+4.774_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154748-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154748-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154748-01&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154748-01&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07247	4.77409	10.0	58391.65822	108 108	219 219	0.4959 0.4970	20180930154748-01	short
SkyMapper_z_20180930154820-01_28.073+4.774_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154820-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154820-01&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154820-01&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180930154820-01&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07256	4.77411	20.0	58391.65860	108 108	219 219	0.4958 0.4969	20180930154820-01	short
SkyMapper_r_20191222105858-04_28.073+4.774_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105858-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105858-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105858-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105858-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07252	4.77403	5.0	58839.45764	108 108	219 219	0.4971 0.4963	20191222105858-04	short
SkyMapper_i_20191222105922-04_28.072+4.774_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105922-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105922-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105922-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105922-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07242	4.77414	10.0	58839.45792	108 108	219 219	0.4972 0.4964	20191222105922-04	short
SkyMapper_z_20191222105952-04_28.073+4.774_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105952-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105952-04&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105952-04&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20191222105952-04&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07251	4.77414	20.0	58839.45828	108 108	219 219	0.4971 0.4963	20191222105952-04	short
SkyMapper_g_20200927155541-19_28.073+4.774_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155541-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155541-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155541-19&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155541-19&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07257	4.77417	5.0	59119.66368	108 108	219 219	0.4959 0.4971	20200927155541-19	short
SkyMapper_r_20200927155606-19_28.072+4.774_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155606-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155606-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155606-19&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155606-19&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07245	4.77413	5.0	59119.66398	108 108	219 219	0.4960 0.4970	20200927155606-19	short
SkyMapper_i_20200927155635-19_28.072+4.774_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155635-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155635-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155635-19&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155635-19&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07249	4.77412	10.0	59119.66432	108 108	219 219	0.4959 0.4970	20200927155635-19	short
SkyMapper_z_20200927155705-19_28.073+4.774_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155705-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155705-19&format=png&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155705-19&format=fits&pos=28.072458,4.774136&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927155705-19&format=mask&pos=28.072458,4.774136&size=0.03,0.03	28.07257	4.77417	20.0	59119.66466	108 108	219 219	0.4957 0.4970	20200927155705-19	short