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Table 2
Parameters of X Sgr companion, and LD diameters.
Δx [mas] | Δy [mas] | r2 [mas] | f |
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8.00 ± 0.02 E | 7.15 ± 0.04 S | <0.5 | (6 ± 1) × 10-3 |
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Phasea | Date | θLD [mas] | |
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0.83 | 2011 May 03 | 1.47 ± 0.01 ± 0.04 | |
0.54 | 2011 Apr. 24 | 1.36 ± 0.09 ± 0.04 | |
0.35 | 2012 Mar. 31b | 1.59 ± 0.08 ± 0.04 |
Notes. Random errors (first ones) and systematics (second ones) are distinguished.
(a)
The pulsation phase was estimated using the formula provided by Szabados (1989) for constraining the pulsation period and the epoch of maximum of the different data sets.
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