Notes for HD 187123
Alias HIP 97336
update: 24 September 2002
The planet(s):
- Detection method: Radial Velocity at Keck
- Basic data:
Name: HD 187123 b HD 187123 c M.sini: 0.52 MJ ? Semi-major axis: 0.042 AU ? Orbital period: 3.09 d. > 3 y Eccentricity: 0.03 ± 0.003 ? Omega (deg): 20 ? T_peri (JD-2450000): 1029.73 ? Inclinaison: - - Remarks: Pulsations and spots cannot be ruled out.
Second planet to be confirmed.
No transit found (Castellano 2000, Robb et al. 2000) - References:
- BUTLER P., MARCY G., VOGT S. & APPS K., 1998
A Planet with a 3.1 day Period Around a Solar Twin
PASP, 110, 1389
abstract and paper - CASTELLANO T., 2000
A Search for Planetary Transits of the Star HD187123 by Spot Filter CCD Differential Photometry.
PASP, 112, 821
paper - GIMENEZ A., 2000
ubvy Photometry of stars with planets.
Astron. & Astrophys., 356, 213.
paper - GONZALEZ G., WALLERSTEIN G. & SAAR S., 1999
Parent Stars of Extrasolar Planets. IV. 14 Herculis, HD 187123, and HD 210277
ApJ. Letter, 511 Feb 1999
paper - LUHMAN K. & JAYAWARDHANA R., 2001
A Keck Adaptive Optics Search for Companions to Stars with Planets.
ApJ., accepted
preprint - ROBB R., CARDINAL R., WAGG J., BERDNDSEN A. & DESROCHES L., 2000
Photometry of the HD 187123 Field.
Inf. Bull. on Variable Stars, No. 4820, Dec. 99
paper - RYAN S, 2000
The Host Stars of Extrasolar Planets Have Normal Lithium Abundances.
MNRAS, in press preprint - VOGT S., MARCY G., BUTLER P. & APPS K., 1999
Six New Planets from the Keck Precision Velocity Survey
ApJ., 536, 902
paper - ZHAO G., CHEN Y., QIU H. & LI. Z., 2002
Chemical Abundances of 15 Extrasolar-Planet Host Stars.
Astron. J., 124, 2224
paper
- BUTLER P., MARCY G., VOGT S. & APPS K., 1998
- Other Web pages:
- Velocity curve (Marcy et al)
- Lightcurve of HD187123 (Russell Robb)
The star:
- Distance:50 pc
- Spectral type: G5
- Apparent magnitude: V = 7.9
- Coordinates (2000): RA = 19 46 57.45 DEC = +34 25 15.8
- Metallicity: [Fe/H]= 0.16
- Mass (M_sun): M= 1.06
- More data:
- Basic Data (from simbad )
- Most recent refs. (from ADS; enter `HD 187123' in the `objects' field)
Back to the Extra-solar Planets Catalog
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