No cover letter provided. BEGIN = PROJECT_INFO PROJECT_CODE = bd127 TITLE = Absolute position map of SiO maser emission in the pPN OH231.8+4.2 PI_NAME = Desmurs, J.-F PI_ADDRESS = Observatorio Astronomico Nacional PI_PHONE = 34 1 885 50 60 PI_OBS_PHONE = 34 1 885 50 60 PI_EMAIL = desmurs@oan.es PI_FAX = 34 1 885 50 62 START = 2007-281/08:06:09 STOP = 2007-281/19:06:45 CORRELATOR = SOCORRO END = PROJECT_INFO BEGIN = STATION_SETUP STATION = VLBA RECORD_SCANS = 449 RECORD_HOURS = 9.51 FE = 7mm omit 7mm omit NUM_CHANNELS = 4 FORMAT = VLBA1:4 SPEEDUP = 1.00 IF = A C A C BBC_SB = U U U U NET_SB = U U U U POL = R L R L BEGIN = FREQUENCY_SET LO_SUM = 42808.69 42808.69 43110.15 43110.15 BBC_FREQUENCY = 608.69 608.69 910.15 910.15 BANDWIDTH = 16.000 16.000 16.000 16.000 END = FREQUENCY_SET END = STATION_SETUP BEGIN = STATION_INFO STATION_ID = SC STATION_NAME = VLBA_SC AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 828.4 START = 2007-281/08:06:09 STOP = 2007-281/16:37:14 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = HN STATION_NAME = VLBA_HN AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 815.1 START = 2007-281/08:06:09 STOP = 2007-281/16:37:14 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = NL STATION_NAME = VLBA_NL AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 968.8 START = 2007-281/08:06:09 STOP = 2007-281/17:42:59 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = FD STATION_NAME = VLBA_FD AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 1096.2 START = 2007-281/08:06:09 STOP = 2007-281/19:00:46 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = LA STATION_NAME = VLBA_LA AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 1096.2 START = 2007-281/08:06:09 STOP = 2007-281/19:00:46 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = PT STATION_NAME = VLBA_PT AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 1096.2 START = 2007-281/08:06:09 STOP = 2007-281/19:00:46 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = KP STATION_NAME = VLBA_KP AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 1082.7 START = 2007-281/08:06:09 STOP = 2007-281/19:06:45 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = OV STATION_NAME = VLBA_OV AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 997.7 START = 2007-281/08:06:09 STOP = 2007-281/19:06:45 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = BR STATION_NAME = VLBA_BR AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 976.5 START = 2007-281/08:06:09 STOP = 2007-281/19:06:45 END = STATION_INFO BEGIN = STATION_INFO STATION_ID = MK STATION_NAME = VLBA_MK AUTO_ALLOCATE = ON AUTO_REVERSE = ON TAPES = 0 PASSES = 0 DISK = 785.4 START = 2007-281/08:06:09 STOP = 2007-281/19:06:45 END = STATION_INFO BEGIN = SOURCE_INFO SOURCE_NAME = OH231.8 SOURCE_RA = 07h42m16.930000s SOURCE_DEC = -14d42'50.20000" END = SOURCE_INFO BEGIN = SOURCE_INFO SOURCE_NAME = J0730-11 SOURCE_RA = 07h30m19.112473s SOURCE_DEC = -11d41'12.60051" END = SOURCE_INFO BEGIN = SOURCE_INFO SOURCE_NAME = 0420-014 SOURCE_RA = 04h23m15.800729s SOURCE_DEC = -01d20'33.06537" END = SOURCE_INFO BEGIN = SOURCE_INFO SOURCE_NAME = OJ287 SOURCE_RA = 08h54m48.874930s SOURCE_DEC = 20d06'30.64086" END = SOURCE_INFO BEGIN = CORRELATOR_PARAMETERS POLARIZATION = NO TIME_AVERAGE = 2.000 FFT_SIZE = 1024 SPECTRAL_AVERAGE = 1 WINDOW = UNIFORM OUTPUT_TAPE = DAT SHIPPING = J.-F. Desmurs SHIPPING = Observatorio Astronomico Nacional SHIPPING = C/ Alfonso XII, 3. SHIPPING = 28014 Madrid - Spain DATA_OUTPUT_RATE = 450.56 DATA_SET_SIZE = 12382.1 SOURCE_POS_ORIGIN = OH231.8 FROM SCHEDULE END = CORRELATOR_PARAMETERS