The location of GW150914 was rather poorly constrained by the 6.9 ms time difference between the event when it was observed by the two separated LIGO detectors at Livingston and Hanford.
Further details are here
https://www.ligo.caltech.edu/image/ligo20160211b and this site provides a visualisation of where the waves came from.
The location OF GW150914 can only be constrained to be somewhere within 600 square degrees with 90% confidence. There are millions of possible host galaxies within this region.
No comments:
Post a Comment