CXC Home Page
Proposal Planning Toolkit

Colden: Galactic Neutral Hydrogen Density Calculator
Coordinate System: RA: Dec:

DDD.DD or HH MM SS.ss

sDD.DD or sDD MM SS.ss
    or
Target Name :
Name Resolver :
Dataset:   Velocity Range: Low:   High:
NRAO Bell
Full
-550.0 to 550.0 km/s

Galactic L2: B2: NH: Comments:

10.12.3.1 Thursday, February 08, 2024
The Chandra X-Ray Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA.   Email: cxchelp@cfa.harvard.edu Smithsonian Institution, Copyright © 1998-. All rights reserved.