Äîêóìåíò âçÿò èç êýøà ïîèñêîâîé ìàøèíû. Àäðåñ îðèãèíàëüíîãî äîêóìåíòà : http://mavr.sao.ru/hq/vsher/GCN/gcn4sao.pdf
Äàòà èçìåíåíèÿ: Tue Dec 22 18:47:40 2015
Äàòà èíäåêñèðîâàíèÿ: Sun Apr 10 02:34:15 2016
Êîäèðîâêà:
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GCN- .
. 2014. GRB-, GCN/TAN. Python pygcn.

GCN.
GCN/TAN (GRB Coordinates Network / Transient Astronomy Network) NASA's Goddard Space Flight Center. (.. ) GRB ( ) (Swift, Fermi, MAXI, INTEGRAL, IPN ..) . e-mail, TCP-. (160 ) VOEvent- (XML-).

pygcn (anonymous VOEvent client for receiving GCN/TAN notices in XML
format).
pygcn Python. Leo Singer California institute of Technology. Python 2.6. , VOEvent- (http://www.ivoa.net/documents/VOEvent) .. XML-. TCP/IP VOEvent Transport Protocol (http://www.ivoa.net/documents/Notes/VOEventTransport). handler, VOEvent-. GCN TCP VOEvent: IP- () 209.208.78.170 Atlantic.net VOEvent v1.1


50.116.49.68 68.169.57.253 45.58.43.186

Linode.com eApps.com ??? ( 24.11.2015)

VOEvent v1.1 VOEvent v2.0 VOEvent v2.0

XML- , handler. -- IP- TCP-. proxy- , .. Internet, NAT.

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(notices) :


- Fermi ( GBM LAT). SuperAGILE AGILE (Astro-rivelatore Gamma a Immagini LEggero). INTEGRAL (INTErnational Gamma-Ray Astrophysics Laboratory). IPN (InterPlanetary Network) ( WIND KONUS). MAXI (Monitor of All-sky X-ray Image) . Swift ( BAT, XRT UVOT). GRB Counterparts -- (follow-up) .

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GCN . 99% . , , ( ), (sub-sub-threshold, <6) , , (slewing) . . . : · (warnings). , , (alerts) , ( «Swift BAT GRB Alert»), ( ErrBox - , Fefmi GBM). :

-- 10. . , , . · GRB ( ErrBox -- ). : INTEGRAL (Wakeup, Weak, Refined, Offline) SuperAGILE (Wakeup, Ground, Refined) Fermi LAT (Ground, Offline) Swift BAT Swift XRT Swift UVOT GRB Counterpart .


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· . . · -- . · . XML- VOEvent- .

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gcn_monitor.py . , - . : GCN/TAN client monitor usage: gcn_monitor.py [-h] [Tel=...] [Host=...] [User=...] [Pass=...] [Proxy=...] [Test=Yes] [Audio=Yes] Help or -h - show this text Tel - telescope name: 'BTA' or 'Zeiss' (default - Zeiss) Host - TCS site name to connect to User - for Zeiss TCS only (access level>=2 for 'Send'; >=3 for 'Slew') Pass - users password for Zeiss TCS or access level password for BTA (>=2 for 'Send'; >=4 for 'Slew') Proxy - name or address of relay computer where gcn_proxy.py was started Test - utilize GCN Test-messages for debugging (default - No) Audio- play WAV-signal on GCN alert (if PyAudio installed,default -- No) «=»:


Tel -- . : «BTA» «Zeiss». Host -- IP- . -1000 XML-RPC . -- HTTP bta_send.cgi . User -- -1000 . 2 3 . Pass -- -1000 , . 2 4 . Proxy -- , IP- , - gcn_proxy.py . Test -- «yes» GCN- . Audio -- «yes» alarm.wav . Python PyAudio, .

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gcn_monitor.py . gcn_client.py gcn_alerts.py. , (threads) . gcn_client.py handler() pygcn. gcn_alerts.py thread . GCN- XML. gcn_alerts.py (thread) . alarm.wav. gcn_zeiss.py gcn_bta.py . gcn_zeiss.py XML-RPC -1000. gcn_bta.py HTTP CGI- bta_send.cgi. alarm.wav . . gcn_client_bta.log gcn_client_zeiss.log . gcn_monitor_bta.bat gcn_monitor_zeiss.bat bat- Windows. gcn_proxy.py - VOEvent . . GCN- (thread) . , .. GCN- IP- TCP-.

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«» GRB. - gcn_proxy.py www.sao.ru. gcn_monitor.py proxy=www.sao.ru . 2- ( ) -1000, 4- ( ) . INTEGRAL GRB 6808. :

«Send and Slew» . gcn_client_bta.log : Thu Nov 13 11:12:00 2014 INTEGRAL(Weak) GRB Position (6.44sigma) message trigger: ID=6808 RA=19:03:02.33 Dec=+08:31:53.8, ErrBox=3.666' Signif=6.44sigma at 2014-1113 08:11:55.8 Thu Nov 13 11:17:50 2014 Fermi-GBM(Alert) just found a Transient or GRB 437559466 (5.2sigma) at 2014-11-13 08:17:43.5 Thu Nov 13 11:18:08 2014 Fermi-GBM(Flight) just found a Transient or GRB 437559466 (RA=12:13:28.01,Dec=+79:01:59.9,ErrBox=15.1833degr,6.6sigma) at 2014-11-13 08:17:43.5 Thu Nov 13 11:18:37 2014 Fermi-GBM(Ground) just found a Transient or GRB 437559466 (RA=11:36:02.40,Dec=+79:40:48.0,ErrBox=9.64degr,0.8sigma) at 2014-11-13 08:17:43.5 Thu Nov 13 11:30:00 2014 Slew telescope to RA=19:03:02.33 Dec=+08:31:53.8 Name=INTEGRAL(Weak)_GRB_6808 Coordinates were sent to BTA TCS Start Slewing to new object - Ok .. Fermi GBM (Alert, Flight, Ground) GRB 437559466, - .


11:30:00.677 11:30:00.877 11:30:00.877 11:30:01.177 11:30:01.477 11:30:01.978 11:37:09.307

: : 192.168.2.85 : Alp=19 03 44.597 Del=+08 33 31.63 A=-78 17 58.00 Z=+65 49 32.60 :INTEGRAL(Weak)_GRB_6808 "" A/Z

Z~65º . «Send to Zeiss TCS» -1000. «Encdrs» . «Object» «GoToObject». gcn_client_zeiss.log : Thu Nov 13 11:30:06 2014 Send RA=19:03:02.33 Dec=+08:31:53.8 Name=INTEGRAL(Weak)_GRB_6808 to Zeiss TCS RA=19.0506466667 Decl=8.5316 Epoch=2000.0 Name=INTEGRAL(Weak)_GRB_6808 - Ok -1000 : 09:30:01.627 New User: "user" - Zeiss-1000 user (Set coord.only)(Level2) 11:44:47.176 New User: "local" - Local(Level4) 11:45:53.730 New Object: MeanRA=19:03:02.328 MeanDecl=+08:31:53.76 Epoch=2000.0 Name="INTEGRAL(Weak) GRB 6808" LST=15:01:14.156 obsRA=19:03:40.228 ObsDec=+08:34:36.45 HA=19:57:33.945 Az=+284:46:00.83 Z=+62:59:44.09 11:45:54.130 Slew to object 11:46:53.490 Slewing Ok! (dHA=0.01s dDecl=0.6") Switching to Tracking mode. . Swift BAT GRB 618556:

(-24.5), . gcn_client_bta.log : Fri Nov 14 11:02:07 2014 Swift-BAT GRB Position message trigger: ID=618556 RA=18:06:51.96 Dec=-24:35:07.4, ErrBox=3' at 2014-11-14 07:32:04.39 Fri Nov 14 11:02:22 2014 Swift-BAT Transient 618556, but not a GRB at 2014-11-14 07:32:03.21 Fri Nov 14 11:09:36 2014 Send RA=18:06:51.96 Dec=-24:35:07.4 Name=SwiftBAT_GRB_618556 to BTA TCS Coordinates were sent to BTA TCS


Warning! Object Z > 79degr! , 15. 618556 GRB. , . : 11:09:36.801 : 192.168.2.85 11:09:37.001 : Alp=18 07 45.880 Del=-24 34 49.38 11:09:37.001 A=-48 13 33.99 Z=+84 40 59.17 11:09:37.302 :Swift-BAT_GRB_618556 -1000 .