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Extended downtime noticeDue to a planned outage on Friday, April 12th starting at noon through Sunday, April 14th, access to this site will be unavailable during this time. We apologize for any inconvenience. HST/NICMOS Paschen-α Survey of the Galactic CenterWang et al. recently carried out the first wide-field hydrogen Paschen-α line imaging survey of the Galactic Centre using the Near Infrared Camera and Multi-Object Spectrometer (NICMOS) instrument aboard the Hubble Space Telescope (program 11120). The survey maps out a region of 2253 pc2 (416 arcmin2) around the central supermassive black hole (Sgr A*) in the 1.87 and 1.90 μm narrow bands with a spatial resolution of 0.01 pc (0.2 arcsec full width at half-maximum) at a distance of 8 kpc
Two relevant papers describe the project, data reduction and products:
Explore the images with the HLA Interactive Display.
Products
Images:
Source catalogs
These data may be downloaded at http://archive.stsci.edu/pub/hlsp/hpsgc/ or |
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