GSC 03089-00929

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GSC 03089-00929
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Hercules
Right ascension 17h 52m 07.0185s[1]
Declination +37° 32′ 46.2370″[1]
Apparent magnitude (V) 12.4
Characteristics
Spectral type G
Apparent magnitude (B) 13.114 ±0.009[2]
Apparent magnitude (V) 12.402 ±0.006[2]

http.appmag_4_15.609±0.002[2]

Apparent magnitude (I) 11.603000 ±0.010[2]
Apparent magnitude (J) 11.015 ±0.022[2]
Apparent magnitude (H) 10.655000 ±0.030[2]
Apparent magnitude (K) 10.608000 ±0.028[2]
Variable type V*(1SWASP)[2][3]
Astrometry
Proper motion (μ) RA: −24.529±0.037[1] mas/yr
Dec.: 34.809±0.041[1] mas/yr
Parallax (π)4.2939 ± 0.0240[1] mas
Distance760 ± 4 ly
(233 ± 1 pc)
Absolute magnitude (MV)5.39±0.11[4]
Details
Mass0.928+0.028
−0.048
[4] M
Radius0.826±0.012[5] R
Luminosity0.625+0.066
−0.058
[4] L
Surface gravity (log g)4.57±0.01[5] cgs
Temperature5650±75[4] K
Metallicity [Fe/H]−0.19±0.08[4] dex
Rotational velocity (v sin i)1.5±1.0 km/s
Age0.9+2.8
−0.8
[4] Gyr
Other designations
TrES-3 Parent Star, 1SWASP J175207.01+373246.3, UCAC2 45017453[2]
Database references
SIMBADdata
Extrasolar Planets
Encyclopaedia
data

GSC 03089-00929 is a magnitude 12 star located approximately 760 light-years away in the constellation of Hercules. This star is a G type main sequence star that is similar to but slightly cooler than our sun.[2] This star is identified in SIMBAD as a variable star per the 1SWASP survey.[6]

Planetary system[edit]

In 2007 the TrES program found exoplanet TrES-3b orbiting this star by using the transit method.[7]

The GSC 03089-00929 planetary system[8][5][4]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
TrES-3b 1.910+0.075
−0.080
 MJ
0.02282+0.00023
−0.00040
1.30618652(4) 0 (fixed) 81.89±0.12° 1.381±0.033 RJ

See also[edit]

References[edit]

  1. ^ a b c d e Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  2. ^ a b c d e f g h i j "NAME TrES-3 Parent Star". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2009-04-23.
  3. ^ Lister el al; West, R. G.; Wilson, D. M.; Collier Cameron, A.; Clarkson, W. I.; Street, R. A.; Enoch, B.; Parley, N. R.; et al. (June 30, 2007). "SuperWASP-North extrasolar planet candidates: candidates from fields 17h<RA<18h" (PDF). Monthly Notices of the Royal Astronomical Society. 379 (2): 647–662. arXiv:0705.2603. Bibcode:2007MNRAS.379..647L. doi:10.1111/j.1365-2966.2007.11948.x.
  4. ^ a b c d e f g Sozzetti, Alessandro; et al. (2009). "A New Spectroscopic and Photometric Analysis of the Transiting Planet Systems TrES-3 and TrES-4". The Astrophysical Journal. 691 (2): 1145–1158. arXiv:0809.4589. Bibcode:2009ApJ...691.1145S. doi:10.1088/0004-637X/691/2/1145.
  5. ^ a b c Püsküllü, Ç.; et al. (2017). "Photometric investigation of hot exoplanets: TrES-3b and Qatar-1b". New Astronomy. 55: 39–47. arXiv:1704.03697. Bibcode:2017NewA...55...39P. doi:10.1016/j.newast.2017.04.001.
  6. ^ "Objects in reference 2007MNRAS.379..647L". Centre de Données astronomiques de Strasbourg. Retrieved 2009-05-03.
  7. ^ O'Donovan, Francis T.; Charbonneau, David; Bakos, Gáspár Á.; Mandushev, Georgi; Dunham, Edward W.; Brown, Timothy M.; Latham, David W.; Torres, Guillermo; et al. (July 1, 2007). "TrES-3: A Nearby, Massive, Transiting Hot Jupiter in a 31-Hour Orbit". Astrophysical Journal Letters. 663 (1): L37–L40. arXiv:0705.2004. Bibcode:2007ApJ...663L..37O. doi:10.1086/519793.CS1 maint: Explicit use of et al. (link)
  8. ^ MacKebrandt, F.; et al. (2017). "Transmission spectroscopy of the hot Jupiter TrES-3 b: Disproof of an overly large Rayleigh-like feature". Astronomy and Astrophysics. 608. A26. arXiv:1709.06124. Bibcode:2017A&A...608A..26M. doi:10.1051/0004-6361/201730512.

External links[edit]

Coordinates: Sky map 17h 52m 07s, +37° 32′ 46″