3 ms·
Bc of travel distance, meybe they mean that it occured earlier but observed than
by Moldoteck 3y ago
Bc of travel distance, meybe they mean that it occured earlier but observed than
- yetihehe 3y agoIt did not occur at the source of event, because at source gravitational waves and light waves were probably pretty close together, so "not simultaneous arriving of light and grav waves" is an event which was observed as happening on Earth in 2017.