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Page 1: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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Page 2: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• (9��#K2017�7$25"I �G<�• �@�13�L���G4�

Page 3: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• ��SKA5��9<.A0��VLBI&��5SKABMJK[PA?2-HE2F4I�(:F

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– ���@!���I)D3<�=0��VLBI&��B�6@YQ\PI��*#:FBAC8H914

Page 4: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• ><=E?4�� �I– -9604��FVLBIF��04��14 !I–2(�� �I2(#� �G�#�3HI–�*�/')I

• SKA:/4,VLBI4%���–&4��4��*2(��0+8)I–&4"�4�$7��*2(�).98)I–&4����7��5I–;?@DB@C4�$

Page 5: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• SKA4�!9�-/35E–�$(;D?:– <:A>B:C–��64)

• 047-'#2� –� ,�*�% ,$(,�*�% ,����E– SKA11� -ESKA2.�+E– SKA4���Eng-VLA? ALMA?

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Page 6: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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Page 7: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• Wle^c47n1�XZkW_U^VkF– H+8ouy��y�RAGNR(��R�(Da`^��%i��P^c���G2'?��

– E�c�:i9QnSKAb1�XZ�0n��z• VLBIc =n-TZk'[aF– {�s��;�&Ry��tq�y�vp~z�p�R�(O,@.iSETIcJ!�B2'?��

– �F47<_hC$Y]9Qn6fW_U�>• SKA�>x�}^*Ab"UjaT\[F– ���ONiH+5�dVLBIc�ITjr�w|– (K/BR(��RH+847a`^hVLBI_3#LmjaShcd��c*ATjdM�

Page 8: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• ���,'$(.VLBI5;=874*23"�+�!%�

Page 9: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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Page 10: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

Keywords– �CN#MTh]M�7– `gP#MElectron Cyclotron Maser Emission– Luminous Blue VariableNWR#M7@!�L#I– Ultra Cool Dwarf, Magnetic Chemically Peculiar starM1(�– �#MVk_k`gP– PNe/post-AGB/SNRM %j7@!�L<– ^Q]e=L�#_dakX– �3�"6+j��E&;j*-4&;– �7@#��#j UCHIIM7@B0L<– ��#URZ[jYSO1(�(Ti\eckf��)– #��H�KMYV[�A(�#��)– 2��#1(�j�#IjSkhd– �#YQ]bj�?&;j59j8>_dakX– 2��# %L�'�– / .�(FD�jSWi�M�$)– �#JOMG5,!�l��F)m:�M��m

Page 11: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

� ����B�PVLA

*;5:9B� �������+:1;53>2@�2=�.7�� ��"��):82@�2=�.7�� ��"��):82@�2=�.7�� ��$��):115 2=�.7�� �����(@5/ 2=�.7�� ��#��+:1;53>2@�2=�.7�� ��#��

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�� B9:9�=42;8.7�62=���'.;;.<0:�):9@A72@�2=�.7�� �����+:1;53>2@� Kamenetzky et al. 2017, 他�

KHMEDF��B��(Lim et al. 1998)

-,*JNCBLIGO���&:?2;�2=�.7�� ��!��

Page 12: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

������=�:VLBI

惑星探査プロジェクト例(Bower et al. 2011) ,(�=����&37/0.468�.6�-2 �"!!%�

WTTS=��� <>?:9;���=����(Loinard et al. 2007, Torres et al. 2007, 2009, 2012, �)

M��� TVLM 513–46546=��( Forbrich & Berger 2009) ,**)�+%%#*-7=����'-551 .6�-2 �"!!$�

Page 13: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

• ,5@DE1>(@?CA• � -*BPYSH��–#�I���MK=9G=;;:IL/),-��

– =9�K�UONSQ]WOI.)0*H��G

+-)0*HX]RT[

–���JVZ\R����� +(+*%B6F &��"�'

6<7IK!$ �

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Page 14: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

• *0:>?/8&:9=;• � +(<JSMB��–!�C���GE73A7554CF-'*+��

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Page 15: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

�� �SKA+partners��

• µJy����� SKA1+EAVN+a(global array)�

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SKA1+EAVN5s�10 µJy

EAVN��5s�50 µJy

Page 16: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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Page 17: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

,�&5�(&

• �?<B7#�– VLBI�)�@FCA=D

(2017�12�)8�'"I/���(>10 GHz)– 10 pc��7���!7$�:;/0�(&,�

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Page 18: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

• ����

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Page 19: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

• �n�� �����! ��7-��� ) =*

– ���7-C��AFD?

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Page 20: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• ����'����"�#!,��• ��'�� 0��–:673<85?(��"� @

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Page 21: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

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• ���� )����#�$",��• �)���.�–8340962;*�#�!<

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–���� (��)EAVN%��'��� )*<

Page 22: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

'&%-/8;=:<9��

• ��!��)-*7110���/��–� >EAVN-3����� –$(���-3��� .��"�0>

� ��-��+76#��"�(Zarka et al. 2015 45)

+2,2.��"��(Umana et al. 2015 45)

SKA1+EAVN

EAVN

Page 23: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

SETI

• �$����commensal survey ���

–���#%�%(�� ���� ��"��&'Equivalent Isotropic Radiated Power(1017 erg s-1

–�#�$!����'EIRP (1012 erg s-1

Siemion et al. 2015

Page 24: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

SETI

• ������commensal survey ���– SKA1� EIRP�1017 erg s-1�<10 pc�15����

(Siemion et al. 2015)

Siemion et al. 2015

Page 25: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

SETI

• Fn=8*10-16*EIRP(Dpc)-2 [Jy] for Dn=1 Hz

– � ��,$+&000

– ���! (��'*)#

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SKA1 VLBI &��VLBI(-/1.rms2C/X(/L)-band

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Page 26: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

SETI

• � ���#commensal survey (��– 14*4��"%'�����#����5–��2)3�(�1Hz)$.,024+/-#��–��"%'� &$��#!����#��

Cordes 1993

Page 27: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

���������

• GAIA DR2– Total 1,692,919,135– p>0.1” (D<10pc); 1722�GAIA� ��������

• Exoplanets.org– Confirmed planets: 2954– D<10 pc; 57/2954– D<30 pc; 173/2954– D<100 pc; 476/2954

Page 28: VLBI SETI - NICTSETI • $ commensal survey – #% %( " &' Equivalent Isotropic Radiated Power(1017erg s-1 – # $! 'EIRP(1012erg s-1 Siemionet al. 2015 SETI • commensal survey –SKA1

:3;

• SKA+VLBI5<>��O��6�� �– SKA1+EAVN4=810 µJyEKG@��–��'�7.0+TC/XINH��–(��'�2*?810 pc��6� JLA:2–��'�QDPMKR7����26�"�!

• SKA+VLBI5<>��O��6FBCNG–��.1�6FBCNG7����9,��%6�&�36$#7�)(��26$#7���)

• SETI6 �–��*>-:/7commensal,=S