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Table 4
List of debris-disk candidates with AKARI 18 μm excess emission (the IRSF based sample).
| Star name | IRC name | Spectral | Distance | Age | F18,obs | F18, ∗ | Excess | References |
| type | (pc) | (Gyr) | (Jy) | (Jy) | ratio | |||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
|
|
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| HD 1237 | 0016140-795104 | (G8V) | 17.5 ± 0.2 | 11.9(3) | 0.222 | 0.158 | 0.41 | d, e, g |
| HD 10939 | 0146064-533119 | A1V | 57 ± 2 | – | 0.251 | 0.129 | 0.943 | g |
| HD 39060 | 0547170-510359 | A5V (A6V) | 19.3 ± 0.2 | – | 4.76 | 0.559 | 7.5 | a, c, f, g, h |
| HD 50506 | 0640026-804848 | (A5III) | 124 ± 7 | – | 0.209 | 0.133 | 0.575 | g |
| HD 62952 | 0745568-143350 | F2V | 72 ± 4 | 0.8(3) | 0.391 | 0.281 | 0.393 | g |
| HD 69897 | 0820038+271300 | F6V | 18.1 ± 0.3 | 3.3(2), 3.2(3) | 0.524 | 0.357 | 0.469 | |
| HD 89125 | 1017143+230621 | F8VBW | 22.7 ± 0.4 | 6.5(2), 5.5(3) | 0.364 | 0.2 | 0.818 | h |
| HD 99022 | 1123081-564645 | (A4:p) | 200 ± 30 | – | 0.103 | 0.0591 | 0.736 | g |
| HD 101563 | 1141082-291145 | (G0V) | 42 ± 1 | 4.8(3) | 0.203 | 0.135 | 0.503 | |
| HD 106797 | 1217062-654135 | A0V | 103 ± 6 | – | 0.146 | 0.0491 | 1.98 | g, h |
| HD 110058 | 1239461-491156 | A0V | 100 ± 10 | – | 0.0827 | 0.0125 | 5.6 | g, h |
| HD 112060 | 1253320+192850 | (G5IV) | 44 ± 2 | – | 0.307 | 0.193 | 0.59 | |
| HD 113457 | 1305023-642630 | A0V | 95 ± 6 | – | 0.107 | 0.0275 | 2.88 | g, h |
| HD 134060 | 1510446-612520 | G2V (G0VFe+04) | 24.1 ± 0.4 | 9 ± 3(1), 7.5(3) | 0.239 | 0.161 | 0.485 | |
| HD 135379 | 1517307-584805 | (A3Va) | 30 ± 1 | – | 0.536 | 0.376 | 0.423 | g |
| HD 152614 | 1654004+100954 | (B8V) | 72 ± 4 | – | 0.274 | 0.18 | 0.519 | g |
| HD 159492 | 1738054-543002 | (A5IV-V) | 42 ± 1 | – | 0.238 | 0.155 | 0.533 | g |
| HD 161840 | 1749105-314211 | (B8V)† | 190 ± 30 | – | 0.384 | 0.157 | 1.45‡ | g |
| HD 172555 | 1845269-645217 | (A7V) | 29 ± 1 | – | 0.912 | 0.25 | 2.64 | a, g |
| HD 176638 | 1903069-420542 | B9/A0V (B9.5V) | 56 ± 3 | – | 0.225 | 0.156 | 0.44 | g |
| HD 190580 | 2008095-523440 | G3V | 58 ± 3 | 2.8 ± 0.4(1), 2.9(3) | 0.232 | 0.165 | 0.412 | g |
| HD 193307 | 2021406-495959 | G0V | 32 ± 1 | 9.1 ± 0.8(1), 7.9(3) | 0.203 | 0.15 | 0.351 | |
Notes. Same as Table 3.
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