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_20180806183911-17_18.568+4.112_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806183911-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806183911-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806183911-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806183911-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56840	4.11223	40.0	58336.77722	108 108	218 219	0.4975 0.4975	20180806183911-17	short
SkyMapper_v_20180806184013-17_18.568+4.112_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184013-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184013-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184013-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184013-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56836	4.11217	20.0	58336.77795	108 108	219 219	0.4975 0.4975	20180806184013-17	short
SkyMapper_g_20180806184053-17_18.568+4.112_107x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184053-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184053-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184053-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184053-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56842	4.11222	5.0	58336.77840	107 108	217 219	0.4977 0.4977	20180806184053-17	short
SkyMapper_r_20180806184118-17_18.568+4.112_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184118-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184118-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184118-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184118-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56839	4.11215	5.0	58336.77870	108 108	218 219	0.4976 0.4976	20180806184118-17	short
SkyMapper_i_20180806184144-17_18.568+4.112_107x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184144-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184144-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184144-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184144-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56839	4.11216	10.0	58336.77900	107 108	217 218	0.4977 0.4977	20180806184144-17	short
SkyMapper_z_20180806184214-17_18.568+4.112_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184214-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184214-17&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184214-17&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806184214-17&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56838	4.11216	20.0	58336.77935	108 108	218 219	0.4976 0.4976	20180806184214-17	short
SkyMapper_i_20180806195240-31_18.561+4.112_59x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806195240-31&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806195240-31&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806195240-31&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806195240-31&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56139	4.11219	100.0	58336.82828	59 108	119 218	0.4977 0.4977	20180806195240-31	main
SkyMapper_u_20180807183434-32_18.568+4.112_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183434-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183434-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183434-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183434-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56836	4.11223	40.0	58337.77403	108 108	219 219	0.4971 0.4964	20180807183434-32	short
SkyMapper_v_20180807183535-32_18.568+4.112_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183535-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183535-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183535-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183535-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56828	4.11215	20.0	58337.77473	108 108	219 219	0.4972 0.4963	20180807183535-32	short
SkyMapper_g_20180807183617-32_18.568+4.112_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183617-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183617-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183617-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183617-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56831	4.11214	5.0	58337.77522	108 108	219 219	0.4972 0.4965	20180807183617-32	short
SkyMapper_r_20180807183643-32_18.568+4.112_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183643-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183643-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183643-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183643-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56824	4.11211	5.0	58337.77552	108 108	219 219	0.4972 0.4964	20180807183643-32	short
SkyMapper_i_20180807183710-32_18.568+4.112_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183710-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183710-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183710-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807183710-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56826	4.11213	10.0	58337.77583	108 108	219 219	0.4973 0.4965	20180807183710-32	short
SkyMapper_i_20180820191048-32_18.568+4.112_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191048-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191048-32&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191048-32&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820191048-32&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56834	4.11224	100.0	58350.79918	108 108	219 219	0.4973 0.4965	20180820191048-32	main
SkyMapper_u_20180916155048-16_18.563+4.112_68x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155048-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155048-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155048-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155048-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56266	4.11211	40.0	58377.66030	68 108	139 219	0.4955 0.4957	20180916155048-16	short
SkyMapper_v_20180916155149-16_18.563+4.112_68x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155149-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155149-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155149-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155149-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56254	4.11216	20.0	58377.66101	68 108	138 219	0.4954 0.4957	20180916155149-16	short
SkyMapper_g_20180916155231-16_18.563+4.112_69x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155231-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155231-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155231-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155231-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56278	4.11216	5.0	58377.66149	69 108	140 219	0.4954 0.4958	20180916155231-16	short
SkyMapper_r_20180916155257-16_18.563+4.112_68x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155257-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155257-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155257-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155257-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56271	4.11212	5.0	58377.66179	68 108	139 219	0.4955 0.4957	20180916155257-16	short
SkyMapper_i_20180916155323-16_18.563+4.112_70x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155323-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155323-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155323-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155323-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56290	4.11210	10.0	58377.66208	70 108	142 219	0.4955 0.4959	20180916155323-16	short
SkyMapper_z_20180916155353-16_18.563+4.112_69x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155353-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155353-16&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155353-16&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180916155353-16&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56272	4.11218	20.0	58377.66244	69 108	140 219	0.4954 0.4957	20180916155353-16	short
SkyMapper_v_20200927151021-15_18.568+4.112_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151021-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151021-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151021-15&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151021-15&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56836	4.11212	20.0	59119.63222	108 108	219 219	0.4957 0.4969	20200927151021-15	short
SkyMapper_g_20200927151102-15_18.568+4.112_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151102-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151102-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151102-15&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151102-15&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56828	4.11223	5.0	59119.63267	108 108	219 219	0.4959 0.4970	20200927151102-15	short
SkyMapper_r_20200927151127-15_18.568+4.112_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151127-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151127-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151127-15&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151127-15&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56833	4.11214	5.0	59119.63296	108 108	219 219	0.4957 0.4969	20200927151127-15	short
SkyMapper_i_20200927151152-15_18.568+4.112_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151152-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151152-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151152-15&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151152-15&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56841	4.11219	10.0	59119.63326	108 108	219 219	0.4960 0.4971	20200927151152-15	short
SkyMapper_z_20200927151223-15_18.568+4.112_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151223-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151223-15&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151223-15&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151223-15&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.56838	4.11225	20.0	59119.63362	108 108	219 219	0.4958 0.4969	20200927151223-15	short
SkyMapper_v_20200927151745-02_18.572+4.112_84x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151745-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151745-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151745-02&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151745-02&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.57177	4.11216	20.0	59119.63735	84 108	170 219	0.4953 0.4956	20200927151745-02	short
SkyMapper_i_20200927151916-02_18.572+4.112_84x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151916-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151916-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151916-02&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151916-02&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.57172	4.11217	10.0	59119.63839	84 108	171 219	0.4954 0.4958	20200927151916-02	short
SkyMapper_z_20200927151945-02_18.572+4.112_84x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151945-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151945-02&format=png&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151945-02&format=fits&pos=18.568292,4.112211&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200927151945-02&format=mask&pos=18.568292,4.112211&size=0.03,0.03	18.57173	4.11221	20.0	59119.63875	84 108	170 219	0.4953 0.4957	20200927151945-02	short