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「*くじら座タウ星」(2009/11/29 (日) 01:33:23) の最新版変更点
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* タグ
&tags()
* 名称
- &bold(){くじら座タウ星}
- &bold(){くじら座52番星}
- &bold(){tau Ceti}
- &bold(){tau Cet}
- &bold(){52 Ceti}
- &bold(){52 Cet}
- &bold(){HIP 8102}
- &bold(){HD 10700}
- &bold(){HR 509}
- &bold(){GJ 71}
- &bold(){LHS 146}
- &bold(){BD-16 295}
* 位置
- 星座 (con):
-- 01:&bold(){くじら座}
- 座標 (cor):
-- 01:&bold(){01h 44m 04.0829s, -15d 56m 14.928s} &small(){(J2000, SIMBAD < ICRS)}
- 固有運動 (pm):
-- 01:&bold(){-1721.94 mas/yr, 854.17 mas/yr} &small(){(SIMBAD)}
- 視線速度 (rv):
-- 01:&bold(){-16.4 km/s} &small(){(SIMBAD)}
- 年周視差 (plx):
-- 01:&bold(){274.18±0.80 mas} &small(){(SIMBAD)}
-- 02:&bold(){274.39±0.76 mas} &small(){(RECONS)}
-- 03:&bold(){273.96±0.170 mas} &small(){(van Leeuwen 2007)}
- 距離 (dis):
-- 01:&bold(){3.647±0.010 pc} &small(){(C:plx01, SIMBAD)}
-- 02:&bold(){3.644±0.010 pc} &small(){(C:plx02, RECONS)}
-- 05:&bold(){3.65±0.01 pc} &small(){(Folco et al. 2004 < Cat-HIP)}
-- 06:&bold(){3.6502±0.0023 pc} &small(){(C:plx03, van Leeuwen 2007)}
-- 03:&bold(){11.90±0.03 ly} &small(){(C:plx01, SIMBAD)}
-- 04:&bold(){11.89±0.03 ly} &small(){(C:plx02, RECONS)}
-- 07:&bold(){11.906±0.007 ly} &small(){(C:plx03, van Leeuwen 2007)}
* 測光
- スペクトル型 (sp):
-- 01:&bold(){G8V} &small(){(SIMBAD)}
-- 02:&bold(){G8V} &small(){(Folco et al. 2004)}
-- 03:&bold(){G8V} &small(){(Teixeira et al. 2009)}
- 見かけの等級 V (v):
-- 01:&bold(){3.50} &small(){(SIMBAD)}
-- 02:&bold(){3.49} &small(){(Folco et al. 2004)}
-- 03:&bold(){3.50±0.01} &small(){(Teixeira et al. 2009)}
- 見かけの等級B:
-- 01:&bold(){4.22} &small(){(SIMBAD)}
- 色指数 (bv):
-- 01:&bold(){0.72} &small(){(C:v01+b01, SIMBAD)}
-- 02:&bold(){0.72} &small(){(Baliunas et al. 1995)}
- 変光星型 (vrt):
* 物理的性質
- 絶対等級 (abs):
-- 01:&bold(){5.69} &small(){(C:plx01+v01, SIMBAD)}
-- 02:&bold(){5.68} &small(){(RECONS)}
-- 03:&bold(){5.69±0.01} &small(){(Teixeira et al. 2009)}
- 全波長での光度 (lum):
-- 01:&bold(){0.506 Lsol} &small(){(C:lum02, Folco et al. 2004)}
-- 04:&bold(){0.520±0.30 Lsol} &small(){(C:lum03, Pijpers et al. 2003)}
-- 05:&bold(){0.488±0.010 Lsol} &small(){(Teixeira et al. 2009)}
-- 03:&bold(){log L/Lsol -0.284 -0.026/+0.024} &small(){(Pijpers et al. 2003)}
-- 02:&bold(){log L/Lsol -0.296} &small(){(Folco et al. 2004)}
- 可視光での明るさ (br):
-- 01:&bold(){0.453 Bsol} &small(){(C:abs01, SIMBAD)}
-- 02:&bold(){0.457 Bsol} &small(){(C:abs02, RECONS)}
-- 03:&bold(){1 / 2.21 Bsol} &small(){(C:abs01, SIMBAD)}
-- 04:&bold(){1 / 2.19 Bsol} &small(){(C:abs02, RECONS)}
- 質量 (mas):
-- 01:&bold(){0.91 Msol} &small(){(RECONS)}
-- 02:&bold(){0.85±0.15 Msol} &small(){(Folco et al. 2004)}
-- 03:&bold(){0.83 Msol} &small(){(Folco et al. 2004)}
-- 04:&bold(){0.799 -0.012/+0.015 Msol} &small(){(Takeda et al. 2007)}
- 半径 (rad):
-- 01:&bold(){0.87 Rsol} &small(){(Johnson & Wright 1983)}
-- 02:&bold(){0.816±0.013 Rsol} &small(){(Folco et al. 2004)}
-- 03:&bold(){0.821 Rsol} &small(){(Folco et al. 2004)}
-- 04:&bold(){0.83±0.02 Rsol} &small(){(Takeda et al. 2007)}
-- 05:&bold(){0.783±0.012 Rsol} &small(){(Teixeira et al. 2009)}
- 温度 (tmp):
-- 01:&bold(){5098 K} &small(){(Johnson & Wright 1983)}
-- 02:&bold(){5300 K} &small(){(Morell et al. 1992)}
-- 03:&bold(){5300±100 K} &small(){(Soubiran et al. 1998)}
-- 04:&bold(){5250 K} &small(){(Thevenis 1998)}
-- 05:&bold(){5264±100 K} &small(){(Folco et al. 2004)}
-- 06:&bold(){5377 K} &small(){(Folco et al. 2004)}
-- 07:&bold(){5550 K} &small(){(Folco et al. 2004, if met=-0.5)}
- 重力 (grv):
-- 01:&bold(){log g 4.4} &small(){(Morell et al. 1992)}
-- 02:&bold(){log g 4.5±0.2} &small(){(Folco et al. 2004)}
-- 03:&bold(){log g 4.53} &small(){(Folco et al. 2004)}
-- 04:&bold(){log g 4.52 -0.01/+0.02} &small(){(Takeda et al. 2007)}
- 重元素比 (met):
-- 01:&bold(){[Fe/H] -0.5} &small(){(Morell et al. 1992)}
-- 02:&bold(){[Fe/H] -0.5} &small(){(Soubiran et al. 1998)}
-- 03:&bold(){[Fe/H] -0.42} &small(){(Thevenin 1998)}
-- 04:&bold(){[Fe/H] -0.5} &small(){(Folco et al. 2004)}
-- 05:&bold(){[Fe/H] -0.31} &small(){(Folco et al. 2004)}
-- 06:&bold(){32%} &small(){(C:met01, Morell et al. 1992)}
-- 07:&bold(){38&} &small(){(C:met03, Thevenin 1998)}
-- 08:&bold(){49%} &small(){(C:met05, Folco et al. 2004)}
- 自転速度 (rtv):
-- 01:&bold(){v sin i 0.4 km/s} &small(){(Folco et al. 2004 <)}
- 自転周期 (rtp):
-- 01:&bold(){34 days} &small(){(Baliunas et al. 1995)}
- 彩層の活動 (cha):
-- 01:&bold(){log R'_HK -4.958} &small(){(Baliunas et al. 1995)}
- 年齢 (age):
-- 01:&bold(){9 Gyr} &small(){(Morell et al. 1992)}
-- 02:&bold(){4.4-12 Gyr} &small(){(Lachaume et al. 1999)}
-- 03:&bold(){10 Gyr} &small(){(Folco et al. 2004)}
-- 04:&bold(){~10.4 Gyr} &small(){(Folco et al. 2004, if met=-0.5)}
-- 05:&bold(){>12.12 Gyr} &small(){(Takeda et al. 2007)}
* 追加データ
- E201:見かけの等級J:&bold(){2.149±0.310} &small(){(SIMBAD)}
- E202:見かけの等級H:&bold(){1.800±0.234} &small(){(SIMBAD)}
- E204:見かけの等級H:&bold(){1.73} &small(){(Folco et al. 2004)}
- E203:見かけの等級K:&bold(){1.794±0.274} &small(){(SIMBAD)}
- E205:見かけの等級K:&bold(){1.66} &small(){(Folco et al. 2004)}
- E206:L_IR/L_star:&bold(){1.2e-5} &small(){(Folco et al. 2004)}
- E207:輻射補正:&bold(){-0.17±0.02} &small(){(Casagrande et al. 2006)}
- E301:平均密度:&bold(){2.21±0.01 g/cm^3} &small(){(Teixeira et al. 2009)}
* タグ
&tags()
* 名称
- &bold(){くじら座タウ星}
- &bold(){くじら座52番星}
- &bold(){tau Ceti}
- &bold(){tau Cet}
- &bold(){52 Ceti}
- &bold(){52 Cet}
- &bold(){HIP 8102}
- &bold(){HD 10700}
- &bold(){HR 509}
- &bold(){GJ 71}
- &bold(){LHS 146}
- &bold(){BD-16 295}
* 位置
- 星座 (con):
-- 01:&bold(){くじら座}
- 座標 (cor):
-- 01:&bold(){01h 44m 04.0829s, -15d 56m 14.928s} &small(){(J2000, SIMBAD < ICRS)}
- 固有運動 (pm):
-- 01:&bold(){-1721.94 mas/yr, 854.17 mas/yr} &small(){(SIMBAD)}
- 視線速度 (rv):
-- 01:&bold(){-16.4 km/s} &small(){(SIMBAD)}
- 年周視差 (plx):
-- 01:&bold(){274.18±0.80 mas} &small(){(SIMBAD)}
-- 02:&bold(){274.39±0.76 mas} &small(){(RECONS)}
-- 03:&bold(){273.96±0.170 mas} &small(){(van Leeuwen 2007)}
- 距離 (dis):
-- 01:&bold(){3.647±0.010 pc} &small(){(C:plx01, SIMBAD)}
-- 02:&bold(){3.644±0.010 pc} &small(){(C:plx02, RECONS)}
-- 05:&bold(){3.65±0.01 pc} &small(){(Folco et al. 2004 < Cat-HIP)}
-- 06:&bold(){3.6502±0.0023 pc} &small(){(C:plx03, van Leeuwen 2007)}
-- 03:&bold(){11.90±0.03 ly} &small(){(C:plx01, SIMBAD)}
-- 04:&bold(){11.89±0.03 ly} &small(){(C:plx02, RECONS)}
-- 07:&bold(){11.906±0.007 ly} &small(){(C:plx03, van Leeuwen 2007)}
* 測光
- スペクトル型 (sp):
-- 01:&bold(){G8V} &small(){(SIMBAD)}
-- 02:&bold(){G8V} &small(){(Folco et al. 2004)}
-- 03:&bold(){G8V} &small(){(Teixeira et al. 2009)}
- 見かけの等級 V (v):
-- 01:&bold(){3.50} &small(){(SIMBAD)}
-- 02:&bold(){3.49} &small(){(Folco et al. 2004)}
-- 03:&bold(){3.50±0.01} &small(){(Teixeira et al. 2009)}
- 見かけの等級B:
-- 01:&bold(){4.22} &small(){(SIMBAD)}
- 色指数 (bv):
-- 01:&bold(){0.72} &small(){(C:v01+b01, SIMBAD)}
-- 02:&bold(){0.72} &small(){(Baliunas et al. 1996)}
- 変光星型 (vrt):
* 物理的性質
- 絶対等級 (abs):
-- 01:&bold(){5.69} &small(){(C:plx01+v01, SIMBAD)}
-- 02:&bold(){5.68} &small(){(RECONS)}
-- 03:&bold(){5.69±0.01} &small(){(Teixeira et al. 2009)}
- 全波長での光度 (lum):
-- 01:&bold(){0.506 Lsol} &small(){(C:lum02, Folco et al. 2004)}
-- 04:&bold(){0.520±0.30 Lsol} &small(){(C:lum03, Pijpers et al. 2003)}
-- 05:&bold(){0.488±0.010 Lsol} &small(){(Teixeira et al. 2009)}
-- 03:&bold(){log L/Lsol -0.284 -0.026/+0.024} &small(){(Pijpers et al. 2003)}
-- 02:&bold(){log L/Lsol -0.296} &small(){(Folco et al. 2004)}
- 可視光での明るさ (br):
-- 01:&bold(){0.453 Bsol} &small(){(C:abs01, SIMBAD)}
-- 02:&bold(){0.457 Bsol} &small(){(C:abs02, RECONS)}
-- 03:&bold(){1 / 2.21 Bsol} &small(){(C:abs01, SIMBAD)}
-- 04:&bold(){1 / 2.19 Bsol} &small(){(C:abs02, RECONS)}
- 質量 (mas):
-- 01:&bold(){0.91 Msol} &small(){(RECONS)}
-- 02:&bold(){0.85±0.15 Msol} &small(){(Folco et al. 2004)}
-- 03:&bold(){0.83 Msol} &small(){(Folco et al. 2004)}
-- 04:&bold(){0.799 -0.012/+0.015 Msol} &small(){(Takeda et al. 2007)}
- 半径 (rad):
-- 01:&bold(){0.87 Rsol} &small(){(Johnson & Wright 1983)}
-- 02:&bold(){0.816±0.013 Rsol} &small(){(Folco et al. 2004)}
-- 03:&bold(){0.821 Rsol} &small(){(Folco et al. 2004)}
-- 04:&bold(){0.83±0.02 Rsol} &small(){(Takeda et al. 2007)}
-- 05:&bold(){0.783±0.012 Rsol} &small(){(Teixeira et al. 2009)}
- 温度 (tmp):
-- 01:&bold(){5098 K} &small(){(Johnson & Wright 1983)}
-- 02:&bold(){5300 K} &small(){(Morell et al. 1992)}
-- 03:&bold(){5300±100 K} &small(){(Soubiran et al. 1998)}
-- 04:&bold(){5250 K} &small(){(Thevenis 1998)}
-- 05:&bold(){5264±100 K} &small(){(Folco et al. 2004)}
-- 06:&bold(){5377 K} &small(){(Folco et al. 2004)}
-- 07:&bold(){5550 K} &small(){(Folco et al. 2004, if met=-0.5)}
-- 00:&bold(){5350 K} &small(){(Luck & Heiter 2006)}
- 重力 (grv):
-- 01:&bold(){log g 4.4} &small(){(Morell et al. 1992)}
-- 02:&bold(){log g 4.5±0.2} &small(){(Folco et al. 2004)}
-- 03:&bold(){log g 4.53} &small(){(Folco et al. 2004)}
-- 00:&bold(){log g 4.50} &small(){(Luck & Heiter 2006)}
-- 04:&bold(){log g 4.52 -0.01/+0.02} &small(){(Takeda et al. 2007)}
- 重元素比 (met):
-- 00:&bold(){[Fe/H] -0.5} &small(){(Morell et al. 1992)}
-- 00:&bold(){[Fe/H] -0.5} &small(){(Soubiran et al. 1998)}
-- 00:&bold(){[Fe/H] -0.42} &small(){(Thevenin 1998)}
-- 00:&bold(){[Fe/H] -0.5} &small(){(Folco et al. 2004)}
-- 00:&bold(){[Fe/H] -0.31} &small(){(Folco et al. 2004)}
-- 00:&bold(){[Fe/H] -0.58} &small(){(Luck & Heiter 2006)}
- 自転速度 (rtv):
-- 01:&bold(){v sin i 0.4 km/s} &small(){(Folco et al. 2004 <)}
- 自転周期 (rtp):
-- 01:&bold(){34 days} &small(){(Baliunas et al. 1996)}
- 彩層の活動 (cha):
-- 01:&bold(){log R'_HK -4.958} &small(){(Baliunas et al. 1996)}
- 年齢 (age):
-- 01:&bold(){9 Gyr} &small(){(Morell et al. 1992)}
-- 02:&bold(){4.4-12 Gyr} &small(){(Lachaume et al. 1999)}
-- 03:&bold(){10 Gyr} &small(){(Folco et al. 2004)}
-- 04:&bold(){~10.4 Gyr} &small(){(Folco et al. 2004, if met=-0.5)}
-- 05:&bold(){>12.12 Gyr} &small(){(Takeda et al. 2007)}
* 追加情報
- E201:見かけの等級J:&bold(){2.149±0.310} &small(){(SIMBAD)}
- E202:見かけの等級H:&bold(){1.800±0.234} &small(){(SIMBAD)}
- E204:見かけの等級H:&bold(){1.73} &small(){(Folco et al. 2004)}
- E203:見かけの等級K:&bold(){1.794±0.274} &small(){(SIMBAD)}
- E205:見かけの等級K:&bold(){1.66} &small(){(Folco et al. 2004)}
- E206:L_IR/L_star:&bold(){1.2e-5} &small(){(Folco et al. 2004)}
- E207:輻射補正:&bold(){-0.17±0.02} &small(){(Casagrande et al. 2006)}
- E301:平均密度:&bold(){2.21±0.01 g/cm^3} &small(){(Teixeira et al. 2009)}
- E300:重元素比[Fe/H]:&bold(){-0.58} &small(){(Luck & Heiter 2006)}
- E300:重元素比[C/H]:&bold(){-0.49±0.14} &small(){(Luck & Heiter 2006)}
- E300:重元素比[O/H]:&bold(){-0.36±0.14} &small(){(Luck & Heiter 2006)}
- E300:リチウム:&bold(){-0.11} &small(){(Luck & Heiter 2006)}
- E300:微視的乱流:&bold(){0.50 km/s} &small(){(Luck & Heiter 2006)}
- E300:巨視的乱流:&bold(){2.00 km/s} &small(){(Luck & Heiter 2006)}