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Home All issues Volume 669 (January 2023) A&A, 669 (2023) A12 Full HTML
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Table 1

GP and BD occurrence rates around young stars.

mp sin i interval (MJup) Orbital period interval (day) B − V Search completeness CD (%) Detected companion Systems Missed companion systems Upper limit Companion occurrence rate (%) Confidence intervals
1σ (%) 2σ (%)
1–13 1–10 all 92 0 0.1 <0.6 0–2.0 0–3.5
(GP) [−0.05 : 0.52[ 87 0 0.2 <1.5 0–4.8 0–8.1
[0.52 : 1.33[ 96 0 0.0 <1.2 0–3.9 0–6.6
≥1.33 99 0 0.0 <11.2 0–29.7 0–45.6
1–13 1–100 all 87 0 0.1 <0.7 0–2.1 0–3.7
[−0.05 : 0.52[ 80 0 0.2 <1.6 0–5.2 0–8.7
[0.52 : 1.33[ 93 0 0.1 <1.2 0–4.0 0–6.8
≥1.33 97 0 0.0 <11.5 0–30.4 0–46.6
1–13 1–1000 all 80 1 0.2 0.7 0.5–2.3 0.2–4.0
[−0.05 : 0.52[ 71 1 0.4 1.8 1.3–5.9 0.4–9.9
[0.52 : 1.33[ 88 0 0.1 <1.3 0–4.2 0–7.1
≥1.33 89 0 0.1 <12.5 0–33.0 0–50.7
13–80 1–10 all 99 1 0.0 0.6 0.4–1.9 0.1–3.2
(BD) [−0.05 : 0.52[ 147 1 0.0 1.3 0.9–4.2 0.3–7.1
[0.52 : 1.33[ 96 0 0.0 <1.2 0–3.9 0–6.6
≥1.33 100 0 0.0 <11.1 0–29.4 0–45.2
13–80 1–100 all 97 1 0.0 0.6 0.4–1.9 0.1–3.3
[−0.05 : 0.52[ 97 1 0.0 1.3 0.9–4.2 0.3–7.2
[0.52 : 1.33[ 97 0 0.0 <1.2 0–3.8 0–6.5
≥1.33 100 0 0.0 <11.2 0–29.5 0–45.3
13–80 1–1000 all 92 1 0.1 0.6 0.4–2.0 0.1–3.5
[−0.05 : 0.52[ 91 1 0.1 1.4 1.0–4.6 0.3–7.7
[0.52 : 1.33[ 94 0 0.1 <1.2 0–4.0 0–6.7
≥1.33 94 0 0.1 <11.8 0–31.4 0–48.1

Notes. The parameters are displayed in normal, bold, italic, or bold italic fonts for the full final combined sample, the AF subsample, the FK subsample, or the M subsample, respectively.

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