Limovie for Lunar Occultations - 1

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Analysis of a Double Star OccultationVideo using LIMOVIE

Light Curve, Event Times, Magnitudes.

Limovie is written by Kazuhisa Myashita

Presentation by Brian Loader,Occultation Section, RASNZ, IOTA

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Reappearance of a Double Star

X146551+X43112, mag 9.01, 2013 February 11

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Reappearance of X 43112, mag 10.0

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Reappearance of X146651, mag 9.1

Set measuring tool

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Light Curve

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Select Points for timesFinal no star 16:28:27.950

1616Start step 16:28:27.990

Last of step 16:28:29.229

First full star 16:28:29.269

Times: R1: 16:28:27.97

R2: 16:28:29.255

More from the Light Curve

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Choose point range

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Points before and after

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Step also selected

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Add identification

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Magnitude Calculation

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Magnitudes displayed, Text to Graph

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Position text on Graph

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Text in Position

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SAVE

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Questions?

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Questions?

Occult Observation Editor

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Time Difference is- 1.285 seconds

Forming the double star report using

Occult’s Observations editor

Select brighter star

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Click “Create Report …”

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Double Report add Time

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Report retrieve Limovie Plot

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Email Report

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Add any additional message here

2013 Feb 6 at 16h 28m

Star = X146651Observer = B. LoaderTelescope = 25.0cm at 172 6 24.4 -43 28 52.9

Double star details from the XZ catalogueStar is the primary of the following pairA 2255 1910 2002: 293.0 298.0: 1.200 1.200: 9.11 10.02: X146651 X 43112

Observation detailsStar Mag = 9.05 Event = R D PA = 242.025 AA = 240.755 CA = 59S %Illum = 17% Alt = 25 l = -0.106 b = -4.533 RV = 0.4794 CCT = -150.02 T1 = 29.255 T2-T1 = -1.285 * * * * *This was a clear stepped reappearance.

Email Text Received

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Email attachment

2013 Feb 6 at 16h 28m

Star = X146651Observer = B. LoaderTelescope = 25.0cm at 172 6 24.4 -43 28 52.9

Double star details from the XZ catalogueStar is the primary of the following pairA 2255 1910 2002: 293.0 298.0: 1.200 1.200: 9.11 10.02: X146651 X 43112

Observation detailsStar Mag = 9.05 Event = R D PA = 242.025 AA = 240.755 CA = 59S %Illum = 17% Alt = 25 l = -0.106 b = -4.533 RV = 0.4794 CCT = -150.02 T1 = 29.255 T2-T1 = -1.285 * * * * *This was a clear stepped reappearance.

That’s it! Questions?

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