Abstract
We report on the first deep optical observations of two γ-ray pulsars, both among the very first discovered by the Fermi Gamma-ray Space Telescope. The two pulsars are the radio-loud PSR J1907+0602 in the TeV pulsar wind nebula (PWN) MGRO J1908+06 and the radio-quiet PSR J1809-2332 in the 'Taz' radio/X-ray PWN. These pulsars are relatively young and energetic and have been both detected in the X-rays by XMM-Newton, which makes them viable targets for optical observations. We observed the pulsar fields in the B and Vbands with the Very Large Telescope (VLT) in 2015 June/July to search for their optical counterparts. Neither of the two pulsars has been detected down to 3a limiting magnitudes of mv ~ 26.9 and ~27.6 for PSR J1907+0602 and PSR J1809-2332, respectively. We discuss these results in the framework of the multiwavelength emission properties of pulsars.
| Original language | English |
|---|---|
| Pages (from-to) | 2932-2938 |
| Number of pages | 7 |
| Journal | Monthly Notices of the Royal Astronomical Society |
| Volume | 463 |
| Issue number | 3 |
| DOIs | |
| Publication status | Published - 11 Dec 2016 |
Keywords
- Stars: neutron
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