...
| Code Block |
|---|
| language | bash |
|---|
| theme | Midnight |
|---|
|
$ cd /astro/mwavcs/vcs/1318345216/vcsbeam/incoh
$ sbatch vcsbeam_incoh.sbatch |
| Code Block |
|---|
| language | bash |
|---|
| theme | Midnight |
|---|
| title | /astro/mwavcs/vcs/1318345216/vcsbeam/incoh/vcsbeam_incoh.sbatch |
|---|
| collapse | true |
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|
#!/bin/bash
-l
# #SBATCH --nodes=12
#SBATCH --ntasks-per-node=1
#SBATCH --cpus-per-task=1
#SBATCH --mem=370gb
#SBATCH --partition=gpuq
#SBATCH --... After beamforming finishes...
$ module load singularity
$ pawsey/mwa/singularity/presto/presto.sif prepfold -psr J0034-0721 -nosearch -nodmsearch incoh*.fits |
| Code Block |
|---|
| language | bash |
|---|
| theme | Midnight |
|---|
| title | /astro/mwavcs/vcs/1318345216/vcsbeam/incoh/vcsbeam_incoh.sbatch |
|---|
| collapse | true |
|---|
|
#!/bin/bash -l
#SBATCH --nodes=12
#SBATCH --ntasks-per-node=1
#SBATCH --cpus-per-task=1
#SBATCH --mem=370gb
#SBATCH --partition=gpuq
#SBATCH --gres=gpu:1
#SBATCH --time=00:30:00
#SBATCH --account=mwavcs
#SBATCH --nice=0
#SBATCH --export=NONE
module use /pawsey/mwa/software/python3/modulefiles
module load vcsbeam
srun -N 12 -n 12 make_mwa_incoh_beam \
-m /astro/mwavcs/vcs/1318345216/combined/1318345216_legacy.metafits \
-b 1318345216 \
-T 600 \
-f 109 \
-b 1318345216d /astro/mwavcs/vcs/1318345216/combined \
-T 600 \
-f 109 \
-d /astro/mwavcs/vcs/1318345216/combined \
-o incoho incoh |
After beamforming finishes, fold on B0031-07:
| Code Block |
|---|
| language | bash |
|---|
| theme | Midnight |
|---|
|
$ module load singularity
$ pawsey/mwa/singularity/presto/presto.sif prepfold -psr J0034-0721 -nosearch -nodmsearch incoh*.fits |
Image Added
The pulsar is clearly there, but there is a lot of RFI. After some experimenting, I find that the last 38% or so is RFI free:
| Code Block |
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| language | bash |
|---|
| theme | Midnight |
|---|
|
$ pawsey/mwa/singularity/presto/presto.sif prepfold -psr J0034-0721 -start 0.62 -nosearch -nodmsearch incoh*.fits |
Image Added
Therefore, I should only use this section of the data to get a calibration solution.
Calibration
Offline Correlator
...