SETI@Home

Looking for some E.T

SETI -Search for Extra-Terrestrial Intelligence

• SETI@home is an Internet-based public volunteer computing project coordinate by University of California in Berkley.

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Samples

• Amplitute - Gausssian curve

• Regular pulse signal

• Triplet - a set of three equally spaced spikes

WOW!!!• Find by dr Jerry R. Eman• Below 10 kHz• Sagittarius

Processing sample

• Baseline smoothing

Processing sample

• De-chirping data

- Doppler’s effect

Noise

Narrowband Broadband

Verification

Analisis samples

• Gaussian curve

• triplet

• pulses

My samples: no 1

Sample 1: place

• Right ascension :1,3 godziny• Declination: 22,3 stopnia• constellation: Pisces

Sample 1: pulses

• Frequency: 1420,958 MHz• Period: 626 milisecond

Sample 2: place

• Right ascension : 12,7 godziny• Declination : 8,6 stopnia• constellation : Virgo

Sample 2: pulses

• 1420,332 MHz

• 1420,339 MHz

Sample 2: Gaussian curve, triplet

• Triplet frequency:1420,339 MHz period 3,160 second