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Table 2.

Characteristics of HD 142527 and its close environment.

Parameter Value Ref.
HD 142527 A

Right ascension 15h56m41s. 89
Declination −42°19′23.″5
Spectral type F6 ± 0.5III–Ve 1, 2
Teff [K] 6500 ± 100 / 6550 ± 100 1, 3
Log(g) 3.75 ± 0.10 3
Luminosity [L] 16.3 ± 4.5 3
Age [Myr] 5.0 ± 1.5 3
Mass [M] 2.0 ± 0.3 3
Radius [R] 3.2 ± 0.2 1
Distance [pc] 156 ± 6 4
AV [mag] 0.60 ± 0.05 / 0.80 ± 0.06 5, 6

Dust/hot gas environment

Temperature [K] 1650 ± 50 / 1680 ± 100 1, 6
Radius [au] 0.10–0.15 / <0.15 1, 6

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