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_20180806164640-25_351.333+4.037_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164640-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164640-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164640-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164640-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33319	4.03689	40.0	58336.69909	108 108	219 219	0.4967 0.4972	20180806164640-25	short
SkyMapper_g_20180806164821-25_351.333+4.037_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164821-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164821-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164821-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164821-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33318	4.03680	5.0	58336.70025	108 108	219 219	0.4967 0.4973	20180806164821-25	short
SkyMapper_r_20180806164847-25_351.333+4.037_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164847-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164847-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164847-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164847-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33315	4.03690	5.0	58336.70057	108 108	219 219	0.4967 0.4973	20180806164847-25	short
SkyMapper_i_20180806164913-25_351.333+4.037_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164913-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164913-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164913-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164913-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33318	4.03690	10.0	58336.70087	108 108	219 219	0.4968 0.4974	20180806164913-25	short
SkyMapper_z_20180806164944-25_351.333+4.037_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164944-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164944-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164944-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180806164944-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33324	4.03691	20.0	58336.70123	108 108	219 219	0.4967 0.4973	20180806164944-25	short
SkyMapper_u_20180807164042-25_351.333+4.037_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164042-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164042-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164042-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164042-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33318	4.03686	40.0	58337.69494	108 108	219 219	0.4966 0.4972	20180807164042-25	short
SkyMapper_v_20180807164142-25_351.333+4.037_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164142-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164142-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164142-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164142-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33313	4.03682	20.0	58337.69565	108 108	219 219	0.4966 0.4972	20180807164142-25	short
SkyMapper_g_20180807164223-25_351.333+4.037_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164223-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164223-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164223-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164223-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33315	4.03687	5.0	58337.69612	108 108	219 219	0.4967 0.4973	20180807164223-25	short
SkyMapper_r_20180807164249-25_351.333+4.037_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164249-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164249-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164249-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164249-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33317	4.03680	5.0	58337.69642	108 108	219 219	0.4967 0.4973	20180807164249-25	short
SkyMapper_i_20180807164315-25_351.333+4.037_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164315-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164315-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164315-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164315-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33315	4.03680	10.0	58337.69672	108 108	219 219	0.4968 0.4974	20180807164315-25	short
SkyMapper_z_20180807164346-25_351.333+4.037_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164346-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164346-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164346-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180807164346-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33325	4.03687	20.0	58337.69707	108 108	219 219	0.4967 0.4973	20180807164346-25	short
SkyMapper_u_20180820155745-10_351.333+4.037_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155745-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155745-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155745-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155745-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33316	4.03684	40.0	58350.66512	108 108	219 219	0.4968 0.4962	20180820155745-10	short
SkyMapper_v_20180820155846-10_351.333+4.037_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155846-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155846-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155846-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155846-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33314	4.03677	20.0	58350.66583	108 108	219 219	0.4968 0.4962	20180820155846-10	short
SkyMapper_g_20180820155927-10_351.333+4.037_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155927-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155927-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155927-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155927-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33323	4.03685	5.0	58350.66631	108 108	219 219	0.4969 0.4963	20180820155927-10	short
SkyMapper_r_20180820155953-10_351.333+4.037_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155953-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155953-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155953-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820155953-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33322	4.03687	5.0	58350.66660	108 108	219 219	0.4968 0.4963	20180820155953-10	short
SkyMapper_i_20180820160019-10_351.333+4.037_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160019-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160019-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160019-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160019-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33318	4.03682	10.0	58350.66691	108 108	219 219	0.4969 0.4963	20180820160019-10	short
SkyMapper_z_20180820160050-10_351.333+4.037_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160050-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160050-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160050-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20180820160050-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33316	4.03679	20.0	58350.66727	108 108	219 219	0.4968 0.4962	20180820160050-10	short
SkyMapper_v_20200628192106-25_351.333+4.037_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192106-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192106-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192106-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192106-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33312	4.03683	20.0	59028.80634	108 108	219 219	0.4967 0.4972	20200628192106-25	short
SkyMapper_u_20200628192147-25_351.333+4.037_108x108	image/png	u	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192147-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192147-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192147-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192147-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33321	4.03680	40.0	59028.80682	108 108	219 219	0.4967 0.4972	20200628192147-25	short
SkyMapper_g_20200628192248-25_351.333+4.037_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192248-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192248-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192248-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192248-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33317	4.03681	5.0	59028.80751	108 108	219 219	0.4968 0.4974	20200628192248-25	short
SkyMapper_r_20200628192313-25_351.333+4.037_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192313-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192313-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192313-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192313-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33320	4.03684	5.0	59028.80780	108 108	219 219	0.4968 0.4973	20200628192313-25	short
SkyMapper_i_20200628192338-25_351.333+4.037_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192338-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192338-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192338-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192338-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33313	4.03691	10.0	59028.80811	108 108	219 219	0.4968 0.4974	20200628192338-25	short
SkyMapper_z_20200628192409-25_351.333+4.037_108x108	image/png	z	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192409-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192409-25&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192409-25&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200628192409-25&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33311	4.03685	20.0	59028.80845	108 108	219 219	0.4967 0.4973	20200628192409-25	short
SkyMapper_v_20200706185022-10_351.333+4.037_108x108	image/png	v	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185022-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185022-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185022-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185022-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33319	4.03683	20.0	59036.78500	108 108	219 219	0.4968 0.4962	20200706185022-10	short
SkyMapper_g_20200706185102-10_351.333+4.037_108x108	image/png	g	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185102-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185102-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185102-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185102-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33312	4.03688	5.0	59036.78545	108 108	219 219	0.4969 0.4963	20200706185102-10	short
SkyMapper_r_20200706185132-10_351.333+4.037_108x108	image/png	r	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185132-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185132-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185132-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185132-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33313	4.03678	5.0	59036.78580	108 108	219 219	0.4969 0.4963	20200706185132-10	short
SkyMapper_i_20200706185157-10_351.333+4.037_108x108	image/png	i	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185157-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185157-10&format=png&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185157-10&format=fits&pos=351.333146875,4.0368583&size=0.03,0.03	https://api.skymapper.nci.org.au/public/siap/dr4/get_image?image=20200706185157-10&format=mask&pos=351.333146875,4.0368583&size=0.03,0.03	351.33311	4.03680	10.0	59036.78609	108 108	219 219	0.4969 0.4963	20200706185157-10	short