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Table 2
LOFAR 150 MHz observations of the three evolved stars.
Date | Bandwidth | Time | Flux | Delay/rate/ | Synthesized | σrms | |
---|---|---|---|---|---|---|---|
on source | calibrator | phase | beam FWHM | ||||
(MHz) | (h) | calibrator(s) | (″ × ″, °) | (μJy beam−1) | |||
β Gem | 2015 Feb 17,19 | 31.64 | 7.0 | 3C196 | J0741+3112 | 7.5 × 3.8, 57 | 325 |
J0746+2734 | |||||||
ι Dra | 2015 Apr 22,23 | 31.64 | 6.5 | 3C295 | J1604+5714 | 5.3 × 3.7, 91 | 290 |
J1527+5849 | |||||||
β UMi | 2015 May 05,06 | 47.66 | 7.0 | 3C295 | J1448+7601 | 7.3 × 5.4, 76 | 190 |
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