Open Access
Table A.1
Results from imaging polarimetry of unpolarised standard stars.
| Star | Date | Filter | P, % | σP, % | Pcat, % | σPcat, % | (P-Pcat), % | σ(P-Pcat), % | Notes |
|---|---|---|---|---|---|---|---|---|---|
| HD42807 | 2014-12-20 | V | 0.07 | 0.01 | 0.00 | 0.00 | 0.07 | 0.01 | UKIRT; 000... 067 |
| G191B2B | 2017-12-15 | R | 0.13 | 0.05 | 0.09 | 0.05 | 0.04 | 0.07 | NOT; 000... 067 |
| G191B2B | 2017-12-15 | R | 0.20 | 0.09 | 0.09 | 0.05 | 0.11 | 0.10 | NOT; 090... 157 |
| HD154892 | 2018-03-11 | R | 0.07 | 0.00 | 0.05 | 0.03 | 0.02 | 0.03 | NOT; 000. . . 067 |
| HD154892 | 2018-03-11 | R | 0.12 | 0.00 | 0.05 | 0.03 | 0.07 | 0.03 | NOT; 090... 157 |
| — | 2018-10-02 | R | 0.04 | 0.03 | 0.00 | 0.00 | 0.04 | 0.03 | 000. . . 067 |
| G191B2B | 2019-09-21 | Rx | 0.13 | 0.05 | 0.09 | 0.05 | 0.04 | 0.07 | NOT; 000. . . 067 |
| G191B2B | 2019-09-21 | Rx | 0.09 | 0.05 | 0.09 | 0.05 | −0.01 | 0.07 | NOT; 090... 157 |
| G191B2B | 2019-10-21 | Rx | 0.11 | 0.05 | 0.09 | 0.05 | 0.02 | 0.07 | NOT; 000. . . 067 |
| G191B2B | 2019-10-21 | Rx | 0.20 | 0.05 | 0.09 | 0.05 | 0.11 | 0.07 | NOT; 090... 157 |
| G191B2B | 2019-10-22 | Rx | 0.03 | 0.05 | 0.09 | 0.05 | −0.06 | 0.07 | NOT; 000. . . 067 |
| G191B2B | 2019-10-22 | Rx | 0.09 | 0.05 | 0.09 | 0.05 | −0.01 | 0.07 | NOT; 090... 157 |
| G191B2B | 2019-10-24 | Rx | 0.11 | 0.06 | 0.09 | 0.05 | 0.02 | 0.08 | NOT; 000. . . 067 |
| G191B2B | 2019-10-24 | Rx | 0.06 | 0.06 | 0.09 | 0.05 | −0.03 | 0.08 | NOT; 090... 157 |
| G191B2B | 2019-10-25 | Rx | 0.09 | 0.07 | 0.09 | 0.05 | −0.00 | 0.09 | NOT; 000. . . 067 |
| G191B2B | 2019-10-25 | Rx | 0.06 | 0.08 | 0.09 | 0.05 | −0.03 | 0.09 | NOT; 090... 157 |
| G191B2B | 2020-04-18 | Rx | 0.10 | 0.06 | 0.09 | 0.05 | 0.01 | 0.07 | NOT; 000. . . 067 |
| G191B2B | 2020-04-18 | Rx | 0.12 | 0.06 | 0.09 | 0.05 | 0.03 | 0.07 | NOT; 090... 157 |
| G191B2B | 2020-04-25 | Rx | 0.05 | 0.05 | 0.09 | 0.05 | −0.04 | 0.07 | NOT; 000. . . 067 |
| G191B2B | 2020-04-25 | Rx | 0.04 | 0.05 | 0.09 | 0.05 | −0.06 | 0.07 | NOT; 090... 157 |
| HD154892 | 2020-04-30 | Rx | 0.08 | 0.04 | 0.05 | 0.03 | 0.03 | 0.05 | NOT; 000. . . 067 |
| HD154892 | 2020-04-30 | Rx | 0.05 | 0.04 | 0.05 | 0.03 | 0.00 | 0.05 | NOT; 090... 157 |
| HD154892 | 2020-05-01 | Rx | 0.06 | 0.03 | 0.05 | 0.03 | 0.01 | 0.04 | NOT; 000... 157 |
| — | 2022-06-04 | R | 0.06 | 0.04 | 0.00 | 0.00 | 0.06 | 0.04 | 000. . . 067 |
| — | 2022-06-04 | R | 0.01 | 0.03 | 0.00 | 0.00 | 0.01 | 0.03 | 090... 157 |
| HD154892 | 2022-06-22 | Rx | 0.18 | 0.03 | 0.05 | 0.03 | 0.13 | 0.04 | NOT; 000... 157 |
| HD154892 | 2022-07-23 | Rx | 0.20 | 0.04 | 0.05 | 0.03 | 0.15 | 0.05 | NOT; 000... 157 |
| G191B2B | 2022-11-24 | R | 0.06 | 0.06 | 0.09 | 0.05 | −0.03 | 0.07 | NOT; 000... 157 |
| G191B2B | 2022-12-22 | R | 0.08 | 0.10 | 0.09 | 0.05 | −0.01 | 0.11 | NOT; 000... 157 |
| HD65629 | 2024-01-12 | IF443 | 0.31 | 0.04 | 0.01 | 0.00 | 0.31 | 0.04 | NOT; 000... 157 |
| HD65629 | 2024-01-12 | IF684 | 0.48 | 0.03 | 0.01 | 0.00 | 0.48 | 0.03 | NOT; 000... 157 |
| G191B2B | 2024-11-28 | R | 0.05 | 0.03 | 0.09 | 0.05 | −0.04 | 0.06 | NOT; 000... 157 |
| G191B2B | 2024-12-29 | Rx | 0.12 | 0.04 | 0.09 | 0.05 | 0.03 | 0.06 | NOT; 000... 157 |
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