Checking for zero length scan
         VERSION: GWB-III LTA2.00 DAS2.00 HST04 
        OBS_MODE: INDIAN_POLAR    CORR_HOST: GWB   BASELINES: 240   CHANNELS: 4096 
SCN OBJECT      RA(MEAN)     DEC(MEAN)    DATE        IST       RF(MHz) CW(kHz)   Nrecs
  0 3C48        01h39m02.23 +33d16'43.97" 15/Jul/2023 03:34:55  500.00   48.828    0
  1 3C48        01h39m02.23 +33d16'43.97" 15/Jul/2023 03:36:03  500.00   48.828   16
  2 3C48_OFF    01h39m03.97 +38d16'43.96" 15/Jul/2023 03:40:20  500.00   48.828   16
  3 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 03:45:58  500.00   48.828   18
  4 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 03:49:50  500.00   48.828    6
  5 B2217+47    22h20m45.80 +48d02'01.61" 15/Jul/2023 03:53:05  500.00   48.828   11
  6 J2202+42    22h03m41.68 +42d23'31.68" 15/Jul/2023 03:56:29  500.00   48.828   16
  7 F220912A    23h10m09.44 +48d50'05.67" 15/Jul/2023 04:01:29  500.00   48.828  173
  8 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 04:34:02  500.00   48.828   17
  9 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 04:37:55  500.00   48.828    6
 10 J2202+42    22h03m41.68 +42d23'31.68" 15/Jul/2023 04:41:38  500.00   48.828   17
 11 F220912A    23h10m09.44 +48d50'05.68" 15/Jul/2023 04:46:37  500.00   48.828  173
 12 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 05:19:11  500.00   48.828   16
 13 2355+498    23h56m21.12 +49d57'59.88" 15/Jul/2023 05:22:52  500.00   48.828    6
 14 F220912A    23h10m09.44 +48d50'05.68" 15/Jul/2023 05:25:32  500.00   48.828   83