oister workshop shidatsu...white dwarf: 1 unknown: 3 x "#&!" bh + ns ~6 / (negoro+ 2016) courtesy of...
TRANSCRIPT
-
XX
2019 Dec. 2
@
Collaborators:
MAXI
-
1.– X – X
2. X MAXI J1820+070
X (Shidatsu+ 2018, ApJ, 868, 54; Shidatsu+ 2019, ApJ)
3. X ––
-
X
days from the beginning of outburst
Tanaka+ (1992)
0 100 200
1
10
102
10-1
10-2Fl
ux (C
rab)
X X
©ESO
(
)
X or
X →
X ( OB )
-
X
X outflow
=>
BH or NS
( )
X
(
)
-
• X (=
X
BH GRO J1655-40
low/hard
high/soft
(Done et al. 2007)
Energy (keV)
1001
EFE
?
=> X
???high/soft
low/hard
/
???
Compton
X
(~ )
X
-
• X (=•
X
BH GRO J1655-40
low/hard
high/soft
(Done et al. 2007)
Energy (keV)1001
EFE
???high/soft
low/hard
/???
Compton
X
(~ )
X
-
• X (=•
X
jet
???no jet
high/soft
low/hard
/
???
Compton
X
(~ )
GRS 1915+105, VLBA
(Dwahan+ 2000)→
1pc
1E 1740.7-2042
(Mirabel+ 1992)
=>
-
X MAXI
• 2-20 keV X• JAXA, 2009 • ~92min 1 • X
MAXI
X → X
-
MAXI X
2009.09-
black hole: 13neutron star: 9white dwarf: 1unknown: 3
X
BH + NS ~6 /(Negoro+ 2016)
Courtesy of Negoro-san
J1637-430
~3 BH X ( )
0.01
0.1
1
10
2−10
keV
flux
c/s/
cm2
5.8×104 5.82×104 5.84×104 5.86×1040.1
1
0.2
0.5
2
5
hard
ness
MJD
J1535 J1820
J1813
J1727
J1631 J1348
2-10
keV
[ph
/s /c
m2]
0.01
0.1
1
10
2−10
keV
flux
c/s/
cm2
5.8×104 5.82×104 5.84×104 5.86×1040.1
1
0.2
0.5
2
5
hard
ness
MJD58000 58200 58400 58600
-
MAXI 10 year conference2020.3.10-3.12
( / : open)
http://maxi.riken.jp/conf/10year
http://maxi.riken.jp/conf/10year
-
: X MAXI J1820+070
X
-
2018 Mar. 11 BH X (Kawamuro+ 2018 ATel #11399)– !, # = (35.853, 10.160) – NH ~1 1021 /cm2, Av ~ 0.3– D = 3 1 kpc (Gandhi+ 2018, Gaia)
MAXI J1820+070
Hardness ratio(6-20 keV/2-6 keV)
MAXI/GSC 2-6 keV
MAXI/GSC 6-20 keV
Swift/BAT 15-50 keV
Phot
ons /
cm2 /
sHR
Coun
ts /c
m2 /
s
• 1low/hard
• 2
2019 3 8
(→
MAXI/GSC
1 X
2018/102018/3
-
(1 )
(OISTER)
g’, Rc, IcMITSuME ( )• 50 cm • 50 cm • 105 cm
r, i, z55 cm SaCRA ( )
J, H, Ks2.0 m ( )
Mar 24
g’-band
Rc-band
Ic-band
Phot
ons/
sec/
cm2
mag
mag
mag
Days from Mar. 13X
-
SED
(OISTER) (3/24)Ks H J z i r g
MAXI/GSC Swift/BAT
-
SEDOISTER (3/24)
+ MAXI/GSC (3/24)+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)mid-IR + radio (4/8; ATel #11420, 11533)
-
SEDOISTER (3/24)
+ MAXI/GSC (3/24)+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)mid-IR + radio (4/8; ATel #11420, 11533)
-
SEDOISTER (3/24)
+ MAXI/GSC (3/24)+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)mid-IR + radio (4/8; ATel #11420, 11533)
jet
Disk + corona
-
SEDOISTER (3/24)
+ MAXI/GSC (3/24)+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)mid-IR + radio (4/8; ATel #11420, 11533)
jet
Disk + corona
SED (τ~#$%&~1) jet base
R B :νB = 3 1013 HzFνB = 400 mJy
B ~ 104 GR ~ 109 cm ~ 103 Rg
(equipartition )
-> BH (Shidatsu+ 2011, Chaty+ 2011 etc.)
-
SEDOISTER (3/24)
+ MAXI/GSC (3/24)+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)mid-IR + radio (4/8; ATel #11420, 11533)
jet
Disk + corona
-
OISTER (3/24)
+ MAXI/GSC (3/24)
+ Swift/BAT (3/24)
optical + radio (3/18; ATel #11439, 11458)
mid-IR + radio (4/8; ATel #11420, 11533)
SED
+
Rout ~ 105 Rg
fout ~ 0.005
( X flux X
-
X MAXI J1828-249(Oda & Shidatsu+ 2019)
MAXI J1910-057 high/soft -> (Nakahira, Negoro, Shidatsu+ 2014)
optical
opticalopticaloptical
X-ray
X-rayX-rayX-ray
-
(G)(A)
(C)(B)
(F)
(D)
(E)
(
model: Tbabs * simpl * diskbb(A)
(F)
(C)
(E) (G)
(B)
(D)
MAXI/GSC + Swift/BAT
Hardness ratio(6-20 keV/2-6 keV)
MAXI/GSC 2-6 keV
phot
on/c
m-2
/sHR
-
( 50 cm )
50cm g’-band magnitude
MAXI/GSC
X / /
low/hard high/soft low/hard
-
- X
low/hard high/soft
(= )
Lopt ∝ Lx0.51 0.03
g-ba
nd lu
min
osity ( )
: X X ( ~
) ?
•
-> jet or
?
high/soft
•
-
high/soft - X
low/hard high/soft
: Lopt ∝ Lx0.51 0.03→
jet ( : Tetarenko+ 2018, etc.)(
flux
Lopt ∝ Lx1/4
− X- - X
:
X( see e.g., Coriat+ 2009)
-
high/soft - X
low/hard high/soft
: Lopt ∝ Lx0.51 0.03→
jet ( : Tetarenko+ 2018, etc.)(
flux
Lopt ∝ Lx2/3 (X )Lopt ∝ Lx (X )
Lopt ∝ Lx1/4
− X- - X
:
“flat part” :
X( see e.g., Coriat+ 2009)
-
MAXI J1820+070 (low/hard )
Shidatsu+ (2018)jet
X
~
disk+Comp
ton
X
SED X
X
MAXI J1828-249
Oda & Shidatsu+ (2019)
→ ?
Comptondisk
time (day)
Tanaka+ (1992)
0 100 200
1
10
102
10-1
10-2
X-ra
yFl
ux (C
rab)
(1 1
-
X X
JCMT, ATCA
+ MAXI et al.
X
jet base
-
X
↓Disk wind !
(Munoz Darias+ 2016, Nature)
Nor
mal
ized
flux
Wavelength (Å)
CIII/NIII HeIIHα
GRO J1655-40, high/soft state (Soria et al. 2000)
(FWHM) ~ 500km/s
EW ~10ÅEW ~5Å
(1 ~ )=>
• X
• X !
w/ ( ) ( )( ) + MAXI
-
X
X :
Swift J1357.2−093313(Corral-Santana+ 2013)
P=2.8h
(orbital phase )
• •
→ high/soft low/hard ?
Swift J1753.5-0127 low/hard (Neustroev+ 2014)
Hα
velocity (km/s)
phas
e
Vx (km/s)
Vy(k
m/s
)
-
+ High phase+ Low phase
X
?→ /
“High” phase
“Low” phase
(s)
Swift/XRT 0.3-10 keV
2s bin X
~
= )
MAXI J1820+070, low/hard (Shidatsu+ 2018)
~ X
MAXI J1820+070, g’ & i’ band (Gandhi+ 2018)
(s)
(MAXI J1820+070:
-
X
•
• low/hardetc.