Nova Cassiopeiae 2021
PNV J23244760+6111140
V1405 Cas

CBAT TOCP follow-up reports for PNV J23244760+6111140

VLA radio observations

VLA image
The VLA image of V1405 Cas at 34.9 GHz obtained on 2022-07-04.

VLA image
The VLA image of V1405 Cas at 31.1 GHz.

VLA image
The VLA image of V1405 Cas at 16.5 GHz.

VLA image
The VLA image of V1405 Cas at 13.7 GHz.



VLA spectrum
The VLA spectrum obtained on 2022-07-04.

VLA spectrum
The VLA spectrum obtained on 2021-12-20 and reported in ATel #15150


NuSTAR, optical and IR spectroscopy

The following plots and data files accompany ATel #14530.


The NuSTAR FPMA and FPMB spectra of V1405 Cas compared to the absorbed APEC model:
spectrum plot

NuSTAR lightcurve (no significant variability found):
lightcurve plot
The full reduced NuSTAR dataset may be found here.

The Swift/XRT spectrum of V1405 Cas compared to the absorbed APEC model:
spectrum plot
The reduced Swift dataset may be found here.

Spectra obtained with the 2.5m SAI telescope (FITS and ASCII files may be found here):
spectrum plot
spectrum plot
spectrum plot
spectrum plot
spectrum plot
spectrum plot
spectrum plot


Spectra obtained with the Perek 2m telescope of Astronomical Institute at Ondrejov (the corresponding ASCII files may be found here):
spectrum plot


More observations of this nova may be found in the AAVSO international database (photometry) and A.R.A.S Spectral Data Base (spectra).