| ACCOR | Corrects cross amplitudes using auto correlation measurements |
| ACFIT | Determine antenna gains from autocorrelations |
| ACSCL | Corrects cross amplitudes using auto correlation measurements |
| AFILE | sorts and edits MkIII correlator A-file. |
| ALBUS | Calculate ionospheric delay and Faraday rotation using ALBUS |
| ALIAS | adverb to alias antenna numbers to one another |
| ANBPL | plots and prints uv data converted to antenna based values |
| ANCAL | Places antenna-based Tsys and gain corrections in CL table |
| ANTAB | Read amplitude calibration information into AIPS |
| ANTNAME | A list of antenna (station) names |
| APCAL | Apply TY and GC tables to generate an SN table |
| ASTROMET | Describes the process of astrometric/geodetic reduction in AIPS |
| BANDPOL | specifies polarizations of individual IFs |
| BLING | find residual rate and delay on individual baselines |
| BSCAN | seeks best scan to use for phase cal, fringe search, .. |
| BSPRT | print BS tables |
| CALIN | specifies name of input disk file usually with calibration data |
| CAPLT | plots closure amplitude and model from CC file |
| CHREFANT | Name of reference antenna |
| CL2HF | Convert CL table to HF table |
| CLCOR | applies user-selected corrections to the calibration CL table |
| CLOSE | plots closure phase or amplitude spectra averaged over closures |
| CLPLT | plots closure phase and model from CC file |
| CLVLB | Corrects CL table gains for pointing offsets in VLBI data |
| CRSFRING | Procedure to calibrate cross pol. delay and phase offsets |
| CVEL | shifts spectral-line UV data to a given velocity |
| CXPOLN | Procedure to make complex polarization images and beam |
| DFCOR | applies user-selected corrections to the calibration CL table |
| DOCLIP | Controls whether and how a CLIP operation is performed |
| DOVLAMP | Produces amp calibration file for phased-VLA VLBI data |
| DTSIM | Generate fake UV data |
| EDITR | Interactive baseline-oriented visibility editor using the TV |
| ELEVLIM | Lower limit on elevation |
| EOPSFILE | Name of text file containing EOP information |
| FRING | fringe fit data to determine antenna calibration, delay, rate |
| FRMAP | Task to build a map using fringe rate spectra |
| FRPLT | Task to plot fringe rate spectra |
| FXAVG | Procedure to enable VLBA delay de-correlation corrections |
| FXPOL | Corrects VLBA polarization assignments |
| HF2SV | convert HF tables from FRING/MBDLY to form used by Calc/Solve |
| HFPRT | write HF tables from CL2HF |
| HLPEDIPC | Interactive PC table editor PCEDT - run-time help |
| HLPEDIPD | Interactive PD table editor PDEDT - run-time help |
| HLPIBLED | Interactive Baseline based visibility Editor - run-time help |
| HLPSCIMG | Full-featured image plus self-cal loops, editing - run-time help |
| HLPSCMAP | Imaging plus self-cal and editing SCMAP - run-time help |
| IANTB | Writes out GC and TY data in ANTAB format |
| IBLED | Interactive BaseLine based visibility EDitor |
| KRING | fringe fit data to determine antenna calibration, delay, rate |
| M3TAR | translate Haystack MKIII VLBI format ”A” TAR’s into AIPS |
| MATCH | changes antenna, source, FQ numbers to match a data set |
| MBDLY | Fits multiband delays from IF phases, updates SN table |
| MERGECAL | Procedure to merge calibration records after concatenation |
| MK3IN | translate Haystack MKIII VLBI format ”A” tapes into AIPS |
| MK3TX | extract text files from a MKIII VLBI archive tape |
| OBPLT | Plot columns of an OB table. |
| OOFRING | Fringe fit data to determine calibration with spectral index options |
| PCABL | Copies the Cable cal values from PC table 1 to PC table n |
| PCASS | Finds amplitude bandpass shape from pulse-cal table data |
| PCAVG | Averages pulse-cal (PC) tables over time |
| PCCOR | Corrects phases using PCAL tones data from PC table |
| PCDIV | Scales pulse-cal amplitudes by Tsys or Psum |
| PCEDT | Interactive TV task to edit pulse-cal (PC) tables |
| PCFIT | Finds delays and phases using a pulse-cal (PC) table |
| PCFLG | interactive flagging of Pulse-cal data in channel-TB using the TV |
| PCHIS | Generates a histogram plot file from text input, e.g. from PCRMS |
| PCLOD | Reads ascii file containing pulse-cal info to PC table. |
| PCPLT | Plots pulse-cal tables in 2 dimensions as function of time |
| PCRMS | Finds statistics of a pulse-cal table; flags bad times and channels |
| PCVEL | shifts spectral-line UV data to a given velocity: planet version |
| PHSLIMIT | gives a phase value in degrees |
| PLRFI | Plots spectral statistics from output of VBRFI & VLBRF |
| POLSN | Make a SN table from cross polarized fringe fit |
| PRRFI | Prints excess spectral statistics from output of VBRFI & VLBRF |
| RESEQ | Renumber antennas |
| RLDLY | fringe fit data to determine antenna R-L delay difference |
| SEARCH | Ordered list of antennas for fring searches |
| SELFCAL | Requests self-calibration of calibration sources |
| SMRATES | Requests smoothing and clipping of rates after FRING in pipeline |
| SNEDT | Interactive SN/CL/TY/SY table editor using the TV |
| TAU0 | Opacities by antenna number |
| TECOR | Calculate ionospheric delay and Faraday rotation corrections |
| TFILE | sorts and edits MkIII correlator UNIX-based A-file. |
| TRECVR | Receiver temperatures by polarization and antenna |
| TYSMOLEV | Clip level to use in running TYSMO on a VLB TY table |
| UVPOL | modifies UV data to make complex image and beam |
| VBCAL | Scale visibility amplitudes by antenna based constants |
| VBGLU | Glues together data from multiple passes thru the VLBA corr. |
| VBMRG | Merge VLBI data, eliminate duplicate correlations |
| VBRFI | Plots spectral statistics of VLBA autocorrelation data for RFI |
| VLAMP | Makes ANTAB file for phased VLA used in VLBI observations |
| VLASUMM | Plots selected contents of SN or CL files |
| VLBAAMP | applies a-priori amplitude corrections to VLBA data |
| VLBAARCH | Procedure to archive VLBA correlator data |
| VLBACALA | applies a-priori amplitude corrections to VLBA data |
| VLBACCOR | applies a-priori amplitude corrections to VLBA data |
| VLBACPOL | Procedure to calibrate cross-polarization delays |
| VLBACRPL | Plots crosscorrelations |
| VLBAEOPS | Corrects Earth orientation parameters |
| VLBAFIX | Procedure that fixes VLBA data, if necessary |
| VLBAFPOL | Checks and corrects polarization labels for VLBA data |
| VLBAFQS | Copies different FQIDS to separate files |
| VLBAFRGP | Fringe fit phase referenced data and apply calibration |
| VLBAFRNG | Fringe fit data and apply calibration |
| VLBAIT | Procedure to read and process VLBA data |
| VLBAKRGP | Fringe fit phase referenced data and apply calibration |
| VLBAKRNG | Fringe fit data and apply calibration |
| VLBALOAD | Loads VLBA data |
| VLBAMCAL | Merges redundant calibration data |
| VLBAMPCL | Calculates and applies manual instrumental phase calibration |
| VLBAMPHC | applies VLBARUN calibration to additional phase stopping centers |
| VLBAPANG | Corrects for parallactic angle |
| VLBAPCOR | Calculates and applies instrumental phase calibration |
| VLBARFI | Calibrates VLBA autocorrelations, writes out statistics |
| VLBARUN | applies amplitude and phase calibration procs to VLBA data |
| VLBASNPL | Plots selected contents of SN or CL files |
| VLBASRT | Sorts VLBA data, if necessary |
| VLBASUBS | looks for subarrays in VLBA data |
| VLBASUMM | Prints a summary of a VLBI experiment |
| VLBATECR | Calculate ionospheric delay and Faraday rotation corrections |
| VLBAUTIL | Procedures to simplify the reduction of VLBA data |
| VLBAWIDE | Calibrates all VLA wide-band autocorrelations with VLBARFI |
| VLBCD | Reads ascii file containing VLBA calibration info into a CD table |
| VLBIN | Task to read VLBI data from an NRAO/MPI MkII correlator |
| VLBINPRM | Control parameters to read data from NRAO/MPI MkII correlators |
| VLBRF | Plots spectral statistics of VLBA autocorrelation data for RFI |
| VLBSY | Reads ascii file containing VLBA total power info into an SY table |
| VLOG | Pre-process external VLBA calibration files |
| VPLOT | Plots uv data and model from CC file |
| WEIGHTIT | Controls modification of weights before gain/fringe solutions |
| WXLOD | Reads KEYIN-format weather information making WX table |