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authorAaron LI <aaronly.me@outlook.com>2017-02-14 15:43:05 +0800
committerAaron LI <aaronly.me@outlook.com>2017-02-17 01:16:46 +0800
commit9556e0d27b8d592d9d6bba0b423405bf9a44b2b8 (patch)
tree2af1946c35e8534c67af465dae261d8e7f4f526e
parent1d1d11bd8196f36f729ab229ae0c16389f71a0e2 (diff)
downloadchandra-acis-analysis-9556e0d27b8d592d9d6bba0b423405bf9a44b2b8.tar.bz2
README.md: Add several more useful links
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@@ -109,9 +109,16 @@ NOTE: complete and detailed documentations are badly needed!
Useful Links
------------
+* [CIAO](http://cxc.cfa.harvard.edu/ciao/)
+* [Chandra CALDB](http://cxc.cfa.harvard.edu/ciao/download/caldb.html)
* [Chandra Data Archive](http://cda.harvard.edu/chaser/)
* [NED search by name](http://ned.ipac.caltech.edu/forms/byname.html)
+* [NED search near position](https://ned.ipac.caltech.edu/forms/nearposn.html)
* [SIMBAD](http://simbad.u-strasbg.fr/simbad/)
+* [HEASoft](https://heasarc.gsfc.nasa.gov/lheasoft/)
+* [XSPEC](https://heasarc.gsfc.nasa.gov/lheasoft/xanadu/xspec/index.html)
+* [QDP/PLT User's Guide](https://heasarc.gsfc.nasa.gov/ftools/others/qdp/qdp.html)
+* [FTOOLS](https://heasarc.gsfc.nasa.gov/ftools/)
* [HEASARC nH tool](https://heasarc.gsfc.nasa.gov/cgi-bin/Tools/w3nh/w3nh.pl)