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Ikhtisar KOI-55
KOI-55 adalah bintang dengan radius 4.08 R☉ dan suhu efektif 10677 K.
Planet-planet
Nama | Jarak Orbit | Ukuran Planet | Metode | Tahun | Referensi | Keputusan
KOI-55 b | 0,24 hari | 0,76 R⊕ | Modulasi Kecerahan Orbit | 2011 | Charpinet et al. 2011 | Planet Terkonfirmasi
KOI-55 c | 0,34 hari | 0,87 R⊕ | Modulasi Kecerahan Orbit | 2011 | Charpinet et al. 2011 | Planet Terkonfirmasi
Posisi dan Gerak
RA 19h45m25,48s Dec +41d05m33,83s Jarak 1231,020±48,015 pc Paralaks 0,7850170±0,0313871 mas Lintang Ekliptika 60,65254 derajat Bujur Ekliptika 313,04908 derajat Lintang Galaksi 8,23109 derajat Bujur Galaksi 75,1612 derajat Gerak Sendiri Total 7,8384452±0,0606899 mas/thn Gerak Sendiri (RA) 7,1848600±0,0607536 mas/thn Gerak Sendiri (Dec) -3,133530±0,060354 mas/thn
Fotometri
Pita | Magnitudo
m V | 15,154±0,150
m TESS | 15,016
m J | 15,356±0,045
m H | 15,593±0,135
m Ks | 15,495
m Kep | 15,019
m W1 | 15,438±0,038
m W2 | 15,983±0,140
m W3 | 12,687
m W4 | 9,173
m Gaia | 14,906200±0,000602
m B | 14,837±0,006
m g | 14,731
m i | 15,447
m r | 15,115
m z | 15,704
Parameter Stellar
Sumber | Gaia DR2 | Charpinet et al. 2011 | Latham et al. 2005 | Lainnya
Suhu Efektif (K) | 27730,0±270,0 | 8868,667+724,333-905,417 | 27730±270 | 10677
Metalitas (dex) | — | — | — | -0,106 [Fe/H]
Radius Bintang (R☉) | 0,203±0,007 | — | 0,203±0,007 | 4,079
log g (log10(cm/s²)) | 5,518560±0,028212 | — | 5,52±0,03 | 3,65
Luminositas (log10(L☉)) | 1,3414864+0,0445404-0,0496360 | — | 1,360+0,055-0,063 | —
Kepadatan (g/cm³) | 83,5909980±8,3422242 | — | 84,1±2,9 | —
Massa Bintang (M☉) | 0,496±0,010 | — | 0,496±0,002 | —
Tipe Spektral | — | — | B | —
Parameter Planet KOI-55 b
Sumber | Charpinet et al. 2011
Massa Planet (M⊕) | 0,440
Massa Planet (M Jup) | 0,0014
Inklinasi (derajat) | 65
Periode (hari) | 0,240104±0,000004
Radius Planet (R⊕) | 0,759
Radius Planet (R Jup) | 0,0677
Sumbu Semi-mayor (au) | 0,0060
Parameter Planet KOI-55 c
Sumber | Charpinet et al. 2011
Massa Planet (M⊕) | 0,655
Massa Planet (M Jup) | 0,0021
Inklinasi (derajat) | 65
Periode (hari) | 0,342887±0,000013
Radius Planet (R⊕) | 0,867
Radius Planet (R Jup) | 0,0773
Sumbu Semi-mayor (au) | 0,0076
Produk Deteksi Kepler
- q1_q17_dr24_stellar (onesigdepth)
- q1_q17_dr24_stellar (window)
- q1_q17_dr25_stellar (onesigdepth)
- q1_q17_dr25_stellar (window)
Referensi
- Stassun et al. 2019 – The Revised TESS Input Catalog and Candidate Target List
- Blokesz et al. 2019 – Analysis of putative exoplanetary signatures found in light curves of two sdBV stars observed by Kepler
- Gaia DR2 – Gaia Data Release 2
- Cutri et al. 2014 – All WISE Data Release
- Charpinet et al. 2011 – A compact system of small planets around a former red-giant star
- Latham et al. 2005 – The Kepler Input Catalog
- 2MASS Point Source Catalog – 2MASS All-Sky Catalog of Point Sources
Kasino
Olahraga
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