Sloan Digital Sky Survey III
SkyServer DR12 Beijing 
 

DR12 Tools
 Getting Started
 Famous places
 Get images
 Scrolling sky
 Visual Tools
 Search
     - Radial
     - Rectangular
     - Search Form
     - SQL
     - Imaging Query
     - Spectro Query
 Object Crossid
 CasJobs
Imaging Query Form
Limit number of output rows (0 for max) to
Output Format HTML XML CSV JSON VOTable FITS
Please see the Query Limits help page for timeouts and row limits. To get FITS files
from the
Science Archive Server (SAS), please use the button(s) on the query results page.
Parameters to return
(Shift-mouse to select multiple contiguous entries, Ctrl-mouse to select non-contiguous entries)
Imaging Spectroscopy
 
Position Constraints
Rectangle
min
ra
dec
   (max 10 square degrees)
max
ra
dec
Cone
center
ra
dec
radius   arcmin  (max 30')
Proximity
List of ra, dec[, radius]     (max 100 obj)
 Nearest Only   All Nearby 
radius  arcmin (max 10')

 Upload File
 
None
No position constraint
 
Imaging Constraints
Magnitude and Color Type Petro Model PSF
Magnitudes min
u
g
r
i
z
max
u
g
r
i
z
Colors min
u-g
g-r
r-i
i-z
 
max
u-g
g-r
r-i
i-z
 
Obj Type
Extended Sources (e.g., Galaxies) Sky
Point Sources (e.g., Stars) Unknown
Score Return value min score (enter value from 0 to 1, e.g. 0.9
(Shift-mouse to select multiple contiguous entries, Ctrl-mouse to select non-contiguous entries)
Obj Flags
At least one of these flags ON   All of these flags OFF