O-C (Observed – Calculated) Diagram on Eclipsing Binary Star Systems

7/25/2019 O-C (Observed Calculated) Diagram on Eclipsing Binary Star Systems

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ANALISIS DIAGRAM O-C(OBSERVED CALCULATED)

PADA BINTANG GANDA GERHANA

Dhimaz Gilang Ramadhan

(10309013)

Dosen Pembimbing :

Dr. Hakim L. Malasan


2/20

!"L#$%

&in'ang ganda gerhana

Diagram O-C (Observed - Calculated)

nalisis Diagram O-C &in'ang Ganda

Gerhana Periode kons'an

Periode berbah kons'an

Light Travel Time Efect

Gerak a*sidal dan kons'an'a s'rk'r in'ernalbin'ang

Ren+ana "gas khir


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$"$G G$D G%RH$

KLASIFIKASI KURVACAHAYA

1. "i*e lgol

,. "i*e - Lra3. "i*e / !Ma


4/20

$"$G G$D G%RH$(,)

Minimm Primer dan Minimmeknder mer*akan 'r nik dari

bin'ang ganda gerhana

"oM

"oM

ToM= Time of

MinimumLigh


5/20

O-C (Observed - Calculated)

Diagram

Plo' ang menn2kkan selisih!"#e$%e& '!('imes oma4ima5minima ("oM) denganC)*+u*)e& 'C('imes oma4ima5minima ("oM) sebagai ngsidari 6ak'

bser7ed "oM dida*a' dari*engama'an

8al+la'ed "oM dida*a' dari

e*hemeris :

"min "0

P %


6/20

Menghi'ng "ime oMinimm

Me'ode Her'zs*rng

Me'ode ;6ee 19?,)


7/20

MET!DE K,EE-VAN ,!ERDEN '.(

H/D

0m)g

1. Plo' ;r7a 8ahaa,. "en'kan "ebakan 6al !n'k "oM ('0)> ba'

smb di '0

m1

m,m3

m@

mA

m1

19A,)


9/20

$L## ,00A)


10/20

$L##


11/20

$L##


12/20

L#GH" "R=%L"#M% %EE%8"

Adanya perbedaan waktu

tempuh cahaya saat SBG

mengorbit benda ke-3

!$"i "in)ng g)n&) menge*i*ingi

"en&) 5eig)

(. &. #r6in> 19A,)

dengan


13/20

;r7a ligh' 19A,)

P%$%$"!$ M &%$D


14/20

P%$%$"!$ M &%$D;%,00C)


15/20

$L##


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G%R; P#DL D$ ;$"$""R!;"!R #$"%R$L $"$G

;ons'an'a s'rk'r in'ernal bin'ang (k,) mer*akan*arame'er *en'ing *ada model e7olsi bin'ang.

$ilai ra'a+,,

ngsi eksen'risi'as orbi'> raksi radis dan massakom*onen> dan rasio ke+. ro'asi kom*onen 'erhada*

ke+. ke*ler.

(&ozkr' Degirmen+i>,00C)


17/20

G%R; P#DL D$ ;$"$""R!;"!R #$"%R$L $"$G

8lare' Gimenez(199,)> dikoreksi8lare' (1999)>

memodelkane7olsi bin'angn'k menghi'ngk,>'eo

M)#ih )&)6e$"e&))n)n)$) *og 582o"#

&)n *og 582eo:mber : &ozkr' Degirmen+i>,00C


18/20

R%$8$ "!G ;H#R

"2an : Mem*erbari


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;$D#D" &%;A! VEL!RUM

;oordina' eOa'orial (,000) : R 0?h11mA3>91,s

De+ 00

Ren'ang magni'do: 9.3AA?@A993

M1dan M, (M) : 3>B3 3>3?

(Gonzalez e' al.> ,00A)

Quadrule s!stem candidtae:

Gonzalez e' al. ,00Amber : 666.aa7so.org


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R%E%R%$#

&ozkr' Q. dan Degirmen+i .L.> ,00C> M$R> 3C9

8lare' . dan Gimenez .> 199,> > 9B> ,AA

8lare' .> 1999> > 3A0> AB

Ghedini .> 19?,> "#$t%are $#r &h#t#metric 'str#n#m!>

/illman H'big .> $es7a+il $.> $or'h P.> ,00A>

> @@9> 3,C

#r6in . &.> 19A,> *> 11B> ,11

;6ee ;. ;. dan 7an /oerden H.> 19AB> &ll. s'ron. #ns'.$e'herlands> 1,> 3,C

La+ 8. H. .> 199,> > 10@> ,,13

'erken 8.> ,00A> P 8on. eries> 33A> 1

O-C (Observed – Calculated) Diagram on Eclipsing Binary Star Systems

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