raise Error('The casa commands log is not executable!') # This file contains CASA commands run by the pipeline. Although all commands # required to calibrate the data are included here, this file cannot be # executed, nor does it contain heuristic and flagging calculations performed # by pipeline code. This file is useful to understand which CASA commands are # being run by each pipeline task. If one wishes to re-run the pipeline, one # should use the pipeline script linked on the front page or By Task page of # the weblog. Some stages may not have any commands listed here, e.g. # hifa_importdata if conversion from ASDM to MS is not required. # hifv_importdata(vis=['VLASS2.1.sb38740750.eb38879030.59153.54462556713.ms'], session=['session_1'], nocopy=True) # # If required, ASDMs are converted to MeasurementSets. # # hif_editimlist(parameter_file='parameter.list') # # No comment registered for hif_editimlist # # hif_transformimagedata(modify_weights=False, datacolumn='corrected', clear_pointing=True) # # No comment registered for hif_transformimagedata # mstransform(vis='VLASS2.1.sb38740750.eb38879030.59153.54462556713.ms', outputvis='VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.ms', field='6723,6722,6721,6720,6727,6726,6725,6724,6729,6728,5461,5460,5463,5462,5465,5464,5467,6157,6158,6159,5308,5309,6299,6298,5854,5855,5856,5857,5850,5851,5852,5853,5858,5859,6590,6591,6592,6593,6594,6595,6596,6597,6598,6599,5414,5415,5416,5417,5418,5419,5003,5002,5001,5000,5007,5006,5005,5004,5009,5008,5779,5778,6608,5771,5770,5773,5772,5775,5774,5777,5776,6271,6270,6273,6272,6275,6274,6277,6276,6279,6278,6204,6205,6206,6207,6200,6201,6202,6203,6208,6209,6613,6612,6611,6610,6617,6616,6615,6614,6619,6618,5458,5459,5355,5354,5353,5352,5351,5350,5450,5451,5452,5453,5454,5455,5456,5457,5357,5356,4918,4919,4916,4917,4914,4915,4912,4913,4910,4911,5466,5740,5741,5742,5743,5744,5745,5746,5747,5748,5749,5358,6718,6719,6716,6717,6714,6715,6712,6713,6710,6711,6169,5330,6602,6603,6604,6605,6606,6607,5339,6160,5319,5318,5313,5312,5311,5310,5317,5316,5315,5314,5847,5846,5845,5844,5843,5842,5841,5840,5849,5848,6583,6587,6586,6585,6584,6589,6588,6289,6297,6296,5038,5039,5036,5037,5034,5035,5032,5033,5030,5031,6738,6739,6288,4940,6284,6285,6286,6287,6280,6281,6282,6283,5869,5781,5890,5891,6210,6741,6740,6628,6629,6626,6627,6624,6625,6622,6623,6620,6621,5013,5449,5448,5443,5442,5441,5440,5447,5446,5445,5444,4909,4908,4901,4900,4903,4902,4905,4904,4907,4906,4888,4889,4886,4887,5753,5752,5751,5750,5757,5756,5755,5754,5429,5759,5758,5341,5018,6312,6313,6310,6311,6316,6314,6315,5019,5421,5349,6709,6708,6701,6700,6703,6702,6705,6704,6707,6706,5326,5327,5324,5325,5322,5323,5320,5321,6176,6177,6174,6175,6172,6173,5328,5329,5872,5873,5870,5871,5876,5877,5874,5875,5878,5879,6178,6179,5432,5433,5430,5431,5436,5437,5434,5435,5438,5439,6689,6170,6171,5029,5028,5021,5020,5023,5022,5025,5024,5027,5026,4930,4931,4932,4933,4934,4935,4936,4937,4938,4939,6295,6294,6293,6292,6291,6290,6194,6195,6196,6197,6190,6191,6192,6193,6198,6199,6743,6742,5883,5882,5881,5880,5887,5886,5885,5884,5889,5888,6600,6601,6730,6731,6732,6733,6734,6735,6736,6737,6631,6630,6633,6632,6635,6634,6636,5838,5839,5010,5011,4899,4898,5014,5015,5016,5017,4893,4892,4891,4890,4897,4896,4895,4894,5768,5769,5766,5767,5764,5765,5762,5763,5760,5761,6266,6267,6264,6265,6263,6609,6268,6269,6309,6308,6305,6304,6307,6306,6301,6300,6303,6302,5012,5331,6168,5333,5332,5335,5334,5337,5336,6161,5338,6163,6162,6165,6164,6167,6166,5043,5042,5784,5785,5780,5868,5782,5783,5865,5864,5867,5866,5861,5860,5863,5862,5360,5361,5344,5345,5346,5347,5340,5428,5342,5343,5425,5424,5427,5426,5348,5420,5423,5422,6699,6698,6693,6692,6691,6690,6697,6696,6695,6694,4923,4922,4921,4920,4927,4926,4925,4924,4929,4928,6187,6186,6185,6184,6183,6182,6181,6180,6189,6188,5735,5734,5737,5736,5733,5732,5045,5044,5739,5738,5041,5040,4996,4997,4994,4995,4992,4993,5359,4998,4999', spw='10,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9', datacolumn='corrected', chanbin=1, timebin='0s', reindex=False) # hif_makeimages(hm_masking='none', hm_cleaning='manual') # # A list of target sources is cleaned. # tclean(vis=['VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.ms'], field='4886,4887,4888,4889,4890,4891,4892,4893,4894,4895,4896,4897,4898,4899,4900,4901,4902,4903,4904,4905,4906,4907,4908,4909,4910,4911,4912,4913,4914,4915,4916,4917,4918,4919,4920,4921,4922,4923,4924,4925,4926,4927,4928,4929,4930,4931,4932,4933,4934,4935,4936,4937,4938,4939,4940,4992,4993,4994,4995,4996,4997,4998,4999,5000,5001,5002,5003,5004,5005,5006,5007,5008,5009,5010,5011,5012,5013,5014,5015,5016,5017,5018,5019,5020,5021,5022,5023,5024,5025,5026,5027,5028,5029,5030,5031,5032,5033,5034,5035,5036,5037,5038,5039,5040,5041,5042,5043,5044,5045,5308,5309,5310,5311,5312,5313,5314,5315,5316,5317,5318,5319,5320,5321,5322,5323,5324,5325,5326,5327,5328,5329,5330,5331,5332,5333,5334,5335,5336,5337,5338,5339,5340,5341,5342,5343,5344,5345,5346,5347,5348,5349,5350,5351,5352,5353,5354,5355,5356,5357,5358,5359,5360,5361,5414,5415,5416,5417,5418,5419,5420,5421,5422,5423,5424,5425,5426,5427,5428,5429,5430,5431,5432,5433,5434,5435,5436,5437,5438,5439,5440,5441,5442,5443,5444,5445,5446,5447,5448,5449,5450,5451,5452,5453,5454,5455,5456,5457,5458,5459,5460,5461,5462,5463,5464,5465,5466,5467,5732,5733,5734,5735,5736,5737,5738,5739,5740,5741,5742,5743,5744,5745,5746,5747,5748,5749,5750,5751,5752,5753,5754,5755,5756,5757,5758,5759,5760,5761,5762,5763,5764,5765,5766,5767,5768,5769,5770,5771,5772,5773,5774,5775,5776,5777,5778,5779,5780,5781,5782,5783,5784,5785,5838,5839,5840,5841,5842,5843,5844,5845,5846,5847,5848,5849,5850,5851,5852,5853,5854,5855,5856,5857,5858,5859,5860,5861,5862,5863,5864,5865,5866,5867,5868,5869,5870,5871,5872,5873,5874,5875,5876,5877,5878,5879,5880,5881,5882,5883,5884,5885,5886,5887,5888,5889,5890,5891,6157,6158,6159,6160,6161,6162,6163,6164,6165,6166,6167,6168,6169,6170,6171,6172,6173,6174,6175,6176,6177,6178,6179,6180,6181,6182,6183,6184,6185,6186,6187,6188,6189,6190,6191,6192,6193,6194,6195,6196,6197,6198,6199,6200,6201,6202,6203,6204,6205,6206,6207,6208,6209,6210,6263,6264,6265,6266,6267,6268,6269,6270,6271,6272,6273,6274,6275,6276,6277,6278,6279,6280,6281,6282,6283,6284,6285,6286,6287,6288,6289,6290,6291,6292,6293,6294,6295,6296,6297,6298,6299,6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,6311,6312,6313,6314,6315,6316,6583,6584,6585,6586,6587,6588,6589,6590,6591,6592,6593,6594,6595,6596,6597,6598,6599,6600,6601,6602,6603,6604,6605,6606,6607,6608,6609,6610,6611,6612,6613,6614,6615,6616,6617,6618,6619,6620,6621,6622,6623,6624,6625,6626,6627,6628,6629,6630,6631,6632,6633,6634,6635,6636,6689,6690,6691,6692,6693,6694,6695,6696,6697,6698,6699,6700,6701,6702,6703,6704,6705,6706,6707,6708,6709,6710,6711,6712,6713,6714,6715,6716,6717,6718,6719,6720,6721,6722,6723,6724,6725,6726,6727,6728,6729,6730,6731,6732,6733,6734,6735,6736,6737,6738,6739,6740,6741,6742,6743', spw=['2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17'], antenna=['0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26'], scan=['82,85,88,91,94,98,101,104,107,110'], intent='OBSERVE_TARGET#UNSPECIFIED', datacolumn='data', imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0', imsize=[7290, 7290], cell='1.0arcsec', phasecenter='J2000 10:07:24.984 -36.30.0.0000', stokes='I', specmode='mfs', reffreq='3.0GHz', nchan=-1, outframe='LSRK', perchanweightdensity=False, gridder='mosaic', chanchunks=-1, wprojplanes=1, mosweight=False, conjbeams=False, usepointing=False, rotatepastep=360.0, pblimit=0.2, deconvolver='mtmfs', scales=[0], nterms=2, restoration=False, restoringbeam='common', pbcor=False, weighting='briggs', robust=1.0, npixels=0, niter=0, threshold='0.0mJy', nsigma=0, cycleniter=-1, cyclefactor=1.0, interactive=0, fastnoise=True, savemodel='none', parallel=False) copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.sumwt.tt1', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.sumwt.tt1') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.residual.tt1', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt1') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.sumwt.tt2', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.sumwt.tt2') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.psf.tt2', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt2') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.weight.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.weight.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.psf.tt1', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt1') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.sumwt.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.sumwt.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.model.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.model.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.pb.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.psf.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.weight.tt1', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.weight.tt1') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.residual.tt0', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt0') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.model.tt1', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.model.tt1') copytree(src='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter0.weight.tt2', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.weight.tt2') tclean(vis=['VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.ms'], field='4886,4887,4888,4889,4890,4891,4892,4893,4894,4895,4896,4897,4898,4899,4900,4901,4902,4903,4904,4905,4906,4907,4908,4909,4910,4911,4912,4913,4914,4915,4916,4917,4918,4919,4920,4921,4922,4923,4924,4925,4926,4927,4928,4929,4930,4931,4932,4933,4934,4935,4936,4937,4938,4939,4940,4992,4993,4994,4995,4996,4997,4998,4999,5000,5001,5002,5003,5004,5005,5006,5007,5008,5009,5010,5011,5012,5013,5014,5015,5016,5017,5018,5019,5020,5021,5022,5023,5024,5025,5026,5027,5028,5029,5030,5031,5032,5033,5034,5035,5036,5037,5038,5039,5040,5041,5042,5043,5044,5045,5308,5309,5310,5311,5312,5313,5314,5315,5316,5317,5318,5319,5320,5321,5322,5323,5324,5325,5326,5327,5328,5329,5330,5331,5332,5333,5334,5335,5336,5337,5338,5339,5340,5341,5342,5343,5344,5345,5346,5347,5348,5349,5350,5351,5352,5353,5354,5355,5356,5357,5358,5359,5360,5361,5414,5415,5416,5417,5418,5419,5420,5421,5422,5423,5424,5425,5426,5427,5428,5429,5430,5431,5432,5433,5434,5435,5436,5437,5438,5439,5440,5441,5442,5443,5444,5445,5446,5447,5448,5449,5450,5451,5452,5453,5454,5455,5456,5457,5458,5459,5460,5461,5462,5463,5464,5465,5466,5467,5732,5733,5734,5735,5736,5737,5738,5739,5740,5741,5742,5743,5744,5745,5746,5747,5748,5749,5750,5751,5752,5753,5754,5755,5756,5757,5758,5759,5760,5761,5762,5763,5764,5765,5766,5767,5768,5769,5770,5771,5772,5773,5774,5775,5776,5777,5778,5779,5780,5781,5782,5783,5784,5785,5838,5839,5840,5841,5842,5843,5844,5845,5846,5847,5848,5849,5850,5851,5852,5853,5854,5855,5856,5857,5858,5859,5860,5861,5862,5863,5864,5865,5866,5867,5868,5869,5870,5871,5872,5873,5874,5875,5876,5877,5878,5879,5880,5881,5882,5883,5884,5885,5886,5887,5888,5889,5890,5891,6157,6158,6159,6160,6161,6162,6163,6164,6165,6166,6167,6168,6169,6170,6171,6172,6173,6174,6175,6176,6177,6178,6179,6180,6181,6182,6183,6184,6185,6186,6187,6188,6189,6190,6191,6192,6193,6194,6195,6196,6197,6198,6199,6200,6201,6202,6203,6204,6205,6206,6207,6208,6209,6210,6263,6264,6265,6266,6267,6268,6269,6270,6271,6272,6273,6274,6275,6276,6277,6278,6279,6280,6281,6282,6283,6284,6285,6286,6287,6288,6289,6290,6291,6292,6293,6294,6295,6296,6297,6298,6299,6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,6311,6312,6313,6314,6315,6316,6583,6584,6585,6586,6587,6588,6589,6590,6591,6592,6593,6594,6595,6596,6597,6598,6599,6600,6601,6602,6603,6604,6605,6606,6607,6608,6609,6610,6611,6612,6613,6614,6615,6616,6617,6618,6619,6620,6621,6622,6623,6624,6625,6626,6627,6628,6629,6630,6631,6632,6633,6634,6635,6636,6689,6690,6691,6692,6693,6694,6695,6696,6697,6698,6699,6700,6701,6702,6703,6704,6705,6706,6707,6708,6709,6710,6711,6712,6713,6714,6715,6716,6717,6718,6719,6720,6721,6722,6723,6724,6725,6726,6727,6728,6729,6730,6731,6732,6733,6734,6735,6736,6737,6738,6739,6740,6741,6742,6743', spw=['2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17'], antenna=['0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26'], scan=['82,85,88,91,94,98,101,104,107,110'], intent='OBSERVE_TARGET#UNSPECIFIED', datacolumn='data', imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1', imsize=[7290, 7290], cell='1.0arcsec', phasecenter='J2000 10:07:24.984 -36.30.0.0000', stokes='I', specmode='mfs', reffreq='3.0GHz', nchan=-1, outframe='LSRK', perchanweightdensity=False, gridder='mosaic', chanchunks=-1, wprojplanes=1, mosweight=False, conjbeams=False, usepointing=False, rotatepastep=360.0, pblimit=0.2, deconvolver='mtmfs', scales=[0], nterms=2, restoration=True, restoringbeam='common', pbcor=False, weighting='briggs', robust=1.0, npixels=0, niter=20000, nsigma=4.5, cycleniter=500, cyclefactor=2.0, interactive=0, fastnoise=True, restart=True, savemodel='none', calcres=False, calcpsf=False, parallel=False) move(src='summaryplot_1.png', dst='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.summaryplot.png') # hifv_pbcor(pipelinemode="automatic") # # No comment registered for hifv_pbcor # impbcor(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.tt0', pbimage='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0', mode='divide', cutoff=-1.0, stretch=False) impbcor(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt0', pbimage='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.residual.pbcor.tt0', mode='divide', cutoff=-1.0, stretch=False) # hif_makermsimages(pipelinemode="automatic") # # No comment registered for hif_makermsimages # imdev(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0.rms', overwrite=True, stretch=False, grid=[10, 10], anchor='ref', xlength='60arcsec', ylength='60arcsec', interp='cubic', stattype='xmadm', statalg='chauvenet', zscore=-1, maxiter=-1) # hif_makecutoutimages(pipelinemode="automatic") # # No comment registered for hif_makecutoutimages # imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.residual.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0.rms') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0.rms', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.psf.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.residual.pbcor.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.residual.pbcor.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.image.residual.pbcor.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') imhead(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0') imsubimage(imagename='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0', outfile='VLASS2.1.ql.T01t21.J100724-363000.10.2048.v1.I.iter1.pb.tt0.subim', box='1785.0,1785.0,5506.0,5506.0') # hifv_flagdata(quack=False, edgespw=False, clip=False, scan=False, autocorr=False, hm_tbuff='manual', template=False, online=False, baseband=False) # # No comment registered for hifv_flagdata # flagdata(vis='VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.ms', mode='summary', name='before') flagdata(vis='VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.ms', mode='list', inpfile='VLASS2.1.sb38740750.eb38879030.59153.54462556713_split.flagcmds.txt', tbuff=[0.0, 0.0], action='apply', flagbackup=False, savepars=False) # hifv_exportvlassdata(pipelinemode="automatic") # # No comment registered for hifv_exportvlassdata #