Introduction to Pulsars

Transcript

1. Introduc)on to Pulsars Anna Ho MIT Class of 2014
2. Light
3. Jocelyn Bell, radio astronomer
4. Jocelyn Bell, Cambridge 1967
5. Jocelyn Bell, Cambridge 1967
9. Jocelyn Bell, Cambridge 1967
10. Supernova remnant
11. A Famous Example
12. The Crab Pulsar Distance: 6,523 light years Period: .033 seconds Frequency: 30 Hz
13. Millisecond Pulsars
14. PSR B1937+21 Distance: > 10,000 light years Period: 1.56 milliseconds Frequency: 642 Hz
15. How do you find a pulsar?
16. 1. Big Eyes
17. The Arecibo Observatory in Puerto Rico 305m
18. The Green Bank Telescope in West Virginia 100m
19. 2. Powerful Computers
25. Thank you! Ques)ons? annayq@mit.edu