COVER LETTER: BEGIN = PROJECT_INFO PROJECT_CODE = gs044a TITLE = Confirming the first detection of a merging dual SMBH system at high-z PI_NAME = Cristiana Spingola PI_ADDRESS = University of Bologna - INAF-IRA PI_ADDRESS = via Gobetti 101 PI_ADDRESS = 40129 Bologna PI_ADDRESS = Italy PI_PHONE = +39 3938231373 PI_OBS_PHONE = PI_EMAIL = spingola@ira.inaf.it PI_FAX = START = 2019-299/10:45:00 STOP = 2019-299/21:00:00 CORRELATOR = JIVE END = PROJECT_INFO BEGIN = STATION_SETUP STATION = Gb RECORD_SCANS = 84 RECORD_HOURS = 3.39 NORECORD_SCANS = 1 NORECORD_HOURS = 0.10 FE = 6cm omit 6cm omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A C A C A C A C BBC_SB = L L L L L L L L NET_SB = U U U U U U U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4860.25 4860.25 4892.25 4892.25 4924.25 4924.25 4956.25 4956.25 BBC_FREQUENCY = 775.75 775.75 743.75 743.75 711.75 711.75 679.75 679.75 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = VLBA RECORD_SCANS = 109 RECORD_HOURS = 4.37 FE = 6cm omit 6cm omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A C A C A C A C BBC_SB = U U U U U U U U NET_SB = U U U U U U U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4860.25 4860.25 4892.25 4892.25 4924.25 4924.25 4956.25 4956.25 BBC_FREQUENCY = 760.25 760.25 792.25 792.25 824.25 824.25 856.25 856.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Bd RECORD_SCANS = 143 RECORD_HOURS = 5.80 FE = 6cm omit omit NUM_CHANNELS = 8 FORMAT = MARK5B SPEEDUP = 1.00 IF = A B A B A B A B BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 392.25 392.25 392.25 392.25 456.25 456.25 456.25 456.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Sv RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = 6cm omit omit NUM_CHANNELS = 8 FORMAT = MARK5B SPEEDUP = 1.00 IF = A B A B A B A B BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 392.25 392.25 392.25 392.25 456.25 456.25 456.25 456.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Zc RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = 6cm omit omit NUM_CHANNELS = 8 FORMAT = MARK5B SPEEDUP = 1.00 IF = A B A B A B A B BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 392.25 392.25 392.25 392.25 456.25 456.25 456.25 456.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Ef RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C3 A1 C3 A1 C3 A1 C3 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 792.25 792.25 792.25 792.25 856.25 856.25 856.25 856.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Wb RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 B1 A1 B1 A1 B1 A1 B1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 305.25 305.25 305.25 305.25 369.25 369.25 369.25 369.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Jb RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A2 B2 A2 B2 A2 B2 A2 B2 BBC_SB = U U L L U U L L NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 771.75 771.75 771.75 771.75 707.75 707.75 707.75 707.75 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = O8 RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C1 A1 C1 A1 C1 A1 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 792.25 792.25 792.25 792.25 856.25 856.25 856.25 856.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Hh RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C1 A1 C1 A1 C1 A1 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 292.25 292.25 292.25 292.25 356.25 356.25 356.25 356.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Ys RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C1 A1 C1 A1 C1 A1 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 734.25 734.25 734.25 734.25 798.25 798.25 798.25 798.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Mc RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C1 A1 C1 A1 C1 A1 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 292.25 292.25 292.25 292.25 356.25 356.25 356.25 356.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Tr RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 B1 A1 B1 A1 B1 A1 B1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 692.25 692.25 692.25 692.25 756.25 756.25 756.25 756.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Ir RECORD_SCANS = 160 RECORD_HOURS = 6.35 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A1 C1 A1 C1 A1 C1 A1 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 792.25 792.25 792.25 792.25 856.25 856.25 856.25 856.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = Ur RECORD_SCANS = 163 RECORD_HOURS = 6.52 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = MARK5B SPEEDUP = 1.00 IF = A2 C1 A2 C1 A2 C1 A2 C1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 272.25 272.25 272.25 272.25 336.25 336.25 336.25 336.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_SETUP STATION = T6 RECORD_SCANS = 114 RECORD_HOURS = 4.60 FE = omit omit omit omit NUM_CHANNELS = 8 FORMAT = VDIF SPEEDUP = 1.00 IF = A2 B1 A2 B1 A2 B1 A2 B1 BBC_SB = L L U U L L U U NET_SB = L L U U L L U U POL = R L R L R L R L BEGIN = FREQUENCY_SET LO_SUM = 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC_FREQUENCY = 692.25 692.25 692.25 692.25 756.25 756.25 756.25 756.25 BANDWIDTH = 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_INFO STATION_ID = T6 STATION_NAME = TIANMA65 TAPES = 0 PASSES = 0 DISK = 2133.2 START = 2019-299/10:45:00 STOP = 2019-299/15:54:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = UR STATION_NAME = URUMQI TAPES = 0 PASSES = 0 DISK = 3007.7 START = 2019-299/10:45:00 STOP = 2019-299/17:47:50 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = BD STATION_NAME = BADARY TAPES = 0 PASSES = 0 DISK = 2676.9 START = 2019-299/10:45:00 STOP = 2019-299/17:05:30 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = JB STATION_NAME = JODRELL2 TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = WB STATION_NAME = WSTRBORK TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = EF STATION_NAME = EFLSBERG TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = MC STATION_NAME = MEDICINA TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = O8 STATION_NAME = ONSALA85 TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = TR STATION_NAME = TORUN TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = YS STATION_NAME = YEBES40M TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = HH STATION_NAME = HART TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = SV STATION_NAME = SVETLOE TAPES = 0 PASSES = 0 DISK = 2930.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = ZC STATION_NAME = ZELENCHK TAPES = 0 PASSES = 0 DISK = 2930.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = IR STATION_NAME = IRBENE TAPES = 0 PASSES = 0 DISK = 2944.8 START = 2019-299/13:44:30 STOP = 2019-299/20:42:20 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = GB STATION_NAME = GBT_VLBA TAPES = 0 PASSES = 0 DISK = 1306.7 START = 2019-299/17:12:10 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = SC STATION_NAME = VLBA_SC TAPES = 0 PASSES = 0 DISK = 1917.6 START = 2019-299/16:11:10 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = HN STATION_NAME = VLBA_HN TAPES = 0 PASSES = 0 DISK = 1861.2 START = 2019-299/16:16:20 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = NL STATION_NAME = VLBA_NL TAPES = 0 PASSES = 0 DISK = 1319.8 START = 2019-299/17:37:40 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = FD STATION_NAME = VLBA_FD TAPES = 0 PASSES = 0 DISK = 914.4 START = 2019-299/18:38:40 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = LA STATION_NAME = VLBA_LA TAPES = 0 PASSES = 0 DISK = 876.9 START = 2019-299/18:43:40 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = PT STATION_NAME = VLBA_PT TAPES = 0 PASSES = 0 DISK = 807.7 START = 2019-299/18:53:50 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = KP STATION_NAME = VLBA_KP TAPES = 0 PASSES = 0 DISK = 703.2 START = 2019-299/19:09:10 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = OV STATION_NAME = VLBA_OV TAPES = 0 PASSES = 0 DISK = 571.7 START = 2019-299/19:36:10 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = BR STATION_NAME = VLBA_BR TAPES = 0 PASSES = 0 DISK = 623.0 START = 2019-299/19:19:20 STOP = 2019-299/21:00:00 END = STATION_INFO BEGIN = SOURCE_INFO SOURCE_NAME = MG2016 CAL_CODE = SOURCE_RA = 20h19m18.092000s SOURCE_DEC = 11d27'13.00000" END = SOURCE_INFO BEGIN = SOURCE_INFO SOURCE_NAME = 3C345 CAL_CODE = SOURCE_RA = 16h42m58.809900s SOURCE_DEC = 39d48'36.99300" END = SOURCE_INFO BEGIN = SOURCE_INFO SOURCE_NAME = J2018+0831 CAL_CODE = SOURCE_RA = 20h18m11.311946s SOURCE_DEC = 08d31'54.54739" END = SOURCE_INFO BEGIN = CORRELATOR_PARAMETERS POLARIZATION = NO TIME_AVERAGE = 2.000000 TWEAK_INT_TIME = YES OUTPUT_TAPE = DAT OUTPUT_FORMAT = FITS SHIPPING = Cristiana Spingola SHIPPING = University of Bologna - INAF-IRA SHIPPING = via Gobetti 101, 40129 Bologna, ITALY DATA_OUTPUT_RATE = 118.27 DATA_SET_SIZE = 1671.8 SOURCE_POS_ORIGIN = STANDARD END = CORRELATOR_PARAMETERS