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Published byMateo Tibbitts Modified over 2 years ago

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Gravitational Microlensing Events Diane Feuillet Kailash Sahu

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Tracking High Proper Motion Stars to Predict Possible Microlensing Events Fitting Light Curves of Long-Duration Binary Events Derived the Mass Function of Observed Events From the Timescales

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ARIES Images-2402009

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Poss 1 blue 1955

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Poss 2 blue 1997

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7 1 2 3 4 5 6

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ARIES Images-2402009 5 4 3 6 7 2 1 7 1 4 5 6 Poss 2 blue 1997 3 2

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ARIES Images-2402009 7 6 5 4 3 2 1 7 1 4 5 6 3 2 Poss 2 blue 1997

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6 3 4 5 1 7 2 Y position x position 600 400 600

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1 2 D = 0.400 arcsec T = 2/1/2012 Y position x position 510 505 515 440 445 450

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Te = 141 days 1999-19 Te1 = 60 days Te2 = 120 days I mag = 15.9 HJD - 2450000 Amplitude 1 HJD - 2450000 1300 1700

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2006-393 Te1 = 90 days Te2 = 74 days I mag = 14.9 Te = 207 days Amplitude HJD - 2450000 0.5 0 3900 4200

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2008-143 Te1 = 40 days Te2 = 35 days I mag = 17.6 Possible Black Holes? Amplitude HJD - 2450000 1 0. 5 4500 4800

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2002-051 Te1 = 8 days Te2 = 12 days Te3 = 20 days I mag = 17.8 Three body systems Amplitude HJD - 2450000 4 3 2 1 0 2250 2400

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Te = 139 days 2003-095 Te1 = 26 days Te2 = 26 days Te3 = 15 days I mag = 15.6 Amplitude 1 0.5 HJD - 2450000 28003200 0

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2004-039 Te1 = 22 days Te2 = 1 days I mag = 17.3 2003-056 Te1 = 15 days Te2 = 20 days I mag = 16.8 Some do not fit well Amplitude 1 2 3060 3100 HJD - 2450000 Amplitude 1 HJD - 2450000 2650 2800 0 0

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