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Initiation of Radio/Millimeter Monitoring of Nova Del 2013

ATel #5298; L. Chomiuk (MSU), B. A. Zauderer (CfA), J. Sokoloski, J. Weston, Y. Zheng (Columbia), T. Nelson (Minnesota), K. Mukai (UMBC/GSFC), M. Rupen, A. Mioduszewski (NRAO), J. Linford, & T. Finzell (MSU)
on 17 Aug 2013; 16:41 UT
Credential Certification: Laura Chomiuk (chomiuk@pa.msu.edu)

Subjects: Radio, Millimeter, Nova

Referred to by ATel #: 5376

We report VLA and CARMA observations of Nova Del 2013 (CBET #3628) from 2013 August 16. These observations span 4.6--96 GHz and yield non-detections:

UT Time FreqFlux Density
(GHz)(mJy)
Aug 16.15   4.6 -0.001 +/- 0.010  
Aug 16.15 7.4 -0.004 +/- 0.007
Aug 16.19 28.20.016 +/- 0.028
Aug 16.19 36.50.030 +/- 0.028
Aug 16.34 95.70.53 +/- 0.22

Assuming that the nova ejection took place on 2013 Aug 14.0 at 2300 km/s (ATel #5282), and the ejecta have a temperature of 10^4 K, the 3 sigma upper limit at 95.7 GHz yields a lower limit on the distance, > 2 kpc (consistent with optical distance estimates; ATel #5297).

We plan to follow the radio/millimeter evolution of this nova with additional multi-frequency observations.

The E-Nova Project