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Introduction to Pulsars
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Anna Ho
October 15, 2014
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Introduction to Pulsars
Anna Ho
October 15, 2014
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Transcript
Introduc)on to Pulsars Anna Ho MIT Class of 2014
Light
Jocelyn Bell, radio astronomer
Jocelyn Bell, Cambridge 1967
Jocelyn Bell, Cambridge 1967
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Jocelyn Bell, Cambridge 1967
Supernova remnant
A Famous Example
The Crab Pulsar Distance: 6,523 light years Period: .033 seconds
Frequency: 30 Hz
Millisecond Pulsars
PSR B1937+21 Distance: > 10,000 light years Period: 1.56 milliseconds
Frequency: 642 Hz
How do you find a pulsar?
1. Big Eyes
The Arecibo Observatory in Puerto Rico 305m
The Green Bank Telescope in West Virginia 100m
2. Powerful Computers
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Thank you! Ques)ons?
[email protected]