The NANOGrav 12.5 yr Data Set: Polarimetry and Faraday Rotation Measures from Observations of Millisecond Pulsars with the Green Bank Telescope

@article{Wahl2021TheN1,
  title={The NANOGrav 12.5 yr Data Set: Polarimetry and Faraday Rotation Measures from Observations of Millisecond Pulsars with the Green Bank Telescope},
  author={Haley M. Wahl and Maura Mclaughlin and Peter A. Gentile and M. L. Jones and Ren{\'e}e Spiewak and Zaven Arzoumanian and Kathryn Crowter and Paul B. Demorest and Megan E. DeCesar and Timothy Dolch and J. A. Ellis and Robert D. Ferdman and Elizabeth C. Ferrara and Emmanuel Fonseca and Nathan Garver-Daniels and G. Jones and Michael T. Lam and Lina Levin and Natalia Lewandowska and Duncan R. Lorimer and Ryan S. Lynch and Dustin R. Madison and Cherry Ng and David J. Nice and Timothy T. Pennucci and Scott M. Ransom and Paul. S. Ray and Ingrid H. Stairs and Kevin Stovall and Joseph K. Swiggum and W. W. Zhu},
  journal={The Astrophysical Journal},
  year={2021},
  volume={926}
}
In this work, we present polarization profiles for 23 millisecond pulsars observed at 820 and 1500 MHz with the Green Bank Telescope as part of the NANOGrav pulsar timing array. We calibrate the data using Mueller matrix solutions calculated from observations of PSRs B1929+10 and J1022+1001. We discuss the polarization profiles, which can be used to constrain pulsar emission geometry, and present both the first published radio polarization profiles for nine pulsars and the discovery of very low… 

References

SHOWING 1-10 OF 51 REFERENCES

PSR J1022+1001: profile stability and precision timing

We present an investigation of the morphology and arrival times of integrated radio pulses from the binary millisecond pulsar PSR J1022+1001. This pulsar is renowned for its poor timing properties,

Rotation measure variations for 20 millisecond pulsars

We report on variations in the mean position angle of the 20 millisecond pulsars being observed as part of the Parkes Pulsar Timing Array (PPTA) project. It is found that the observed variations are

Polarization observations of 20 millisecond pulsars

Polarization profiles are presented for 20 millisecond pulsars that are being observed as part of the Parkes Pulsar Timing Array project. The observations used the Parkes multibeam receiver with a

The NANOGrav 11 yr Data Set: Arecibo Observatory Polarimetry and Pulse Microcomponents

We present the polarization pulse profiles for 28 pulsars observed with the Arecibo Observatory by the North American Nanohertz Observatory for Gravitational Waves timing project at 2.1 GHz, 1.4 GHz,

The NANOGrav Nine-year Data Set: Measurement and Analysis of Variations in Dispersion Measures

We analyze dispersion measure (DM) variations of 37 millisecond pulsars in the nine-year North American Nanohertz Observatory for Gravitational Waves (NANOGrav) data release and constrain the sources

Polarimetric observations of southern pulsars at 800 and 950 MHz

Polarimetric data are presented for a total of 82 (mostly southern) pulsars at observing frequencies of 800 MHz (18 pulsars) and 950 MHz (82 pulsars). 32 of the sources were observed using a

Advanced Software and Control for Astronomy II

Cooperating Organizations AAS—American Astronomical Society (USA) • ASJ—Astronomical Society of Japan (Japan) AURA—Association of Universities for Research in Astronomy, Inc. (USA) • Ball Aerospace &

Data Vault: providing simple web access to NRAO data archives

Data Vault provides users with a NRAO-focused data archive while linking to and providing more information wherever possible, taking advantage of the rapid development frameworks of web.py and GWT to create a web application on a short timeline.

A study of multifrequency polarization pulse profiles of millisecond pulsars

We present high signal-to-noise ratio, multifrequency polarization pulse profiles for 24 millisecond pulsars that are being observed as part of the Parkes Pulsar Timing Array project. The pulsars are

Dispersion measure variations and their effect on precision pulsar timing

We present an analysis of the variations seen in the dispersion measures (DMs) of 20-ms pulsars observed as part of the Parkes Pulsar Timing Array project.We carry out a statistically rigorous
...