Peter the above image that Akarsh posted is from the SDSS. The SDSS images use 3 filters combined on images the filters are G 4770 angstroms, R 6231 angstroms and I 7625 angstroms. This is why you get the unusual color on some object.
Peter the above image that Akarsh posted is from the SDSS. The SDSS images use 3 filters combined on images the filters are G 4770 angstroms, R 6231 angstroms and I 7625 angstroms. This is why you get the unusual color on some object.
Clear Skies,
Jimi Lowrey
Fort Davis Texas
48"F4 OMI/TEC
28'F4 ATM
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