Notes for 47 Uma
by Jean Schneiderupdate: 4 November 2002
The planet(s):
- Detection method: Radial Velocity (part of the
University of California Planet Search (P. Butler and G. Marcy))
- Basic data:
Name: 47Uma b 47Uma c M.sini: 2.54 MJ 0.76 MJ Semi-major axis: 2.09 AU 3.73 AU Orbital period: 1089 ± 3 d. 2594 ± 90 d Eccentricity: 0.061 ± 0.014 0.1 ± 0.1 Omega (deg): 172 127 T_peri (JD-2450000): 3622 1363.5 Inclinaison: - - - Remarks:
22 Nov. 00: From astrometry Han et al (2000) claim a preliminary mass of 2.9 MJ and inclination of 63.1o
- 400 other stars monitored at Lick, 660 at Keck and 260 at AAT by Butler and Marcy
- Upper mass limit of 7 MJ given by Hipparcos (Perryman et al. 1996)
- References:
- Paul BUTLER, Geoff MARCY 1996a,
A Planet Orbiting 47 Uma,
ApJ. Letters, 464, L153
paper - BUTLER P. & MARCY G., 1996b
The Lick Observatory Planet Search
Submitted to: Astronomical and Biochemical Origins and the Search for Life in the Universe, IAU Colloquium No. 161, Capri 1-5 July 1996, eds. C.B. Cosmovici, S. Bowyer, and D. Werthimer
preprint - CUNTZ M., VON BLOH W., BOUNAMA C., & FRANCK S., 2002
On the Possibility of Earth-Type Habitable Planets around 47 UMa.
Icarus, submitted - JONES B. & SLEEP P., 2002
The stability of the orbits of Earth-mass planets in the habitable zone of 47 Ursae Majoris.
Astron. & Astrophys., 393, 1015
paper - FISCHER D., MARCY G., BUTLER P., LAUGHLIN G. & VOGT S., 2001c
Two planets orbiting 47Uma
ApJ, to appear 10 Jan. 2002 - GIMENEZ A., 2000
ubvy Photometry of stars with planets.
Astron. & Astrophys., 356, 213.
paper - GOZ'DZIEWSKI K., 2002
Stability of the 47 UMa Planetary System.
Astron. & Astrophys., 393, 997
paper - HAN I., BLACK D. & GATEWOOD G., 2000
Preliminary astrometric masses for proposed exrasolar planetary companions.
ApJ. Letters, accepted
paper - HENRY G., BALIUNAS S., DONAHUE R., SOON W., & SAAR S., 1997
Properties of Sun-Like Stars with Planets: 51 Pegasi, 47 Ursae Majoris, 70 Virginis, and HD114762
Apj., 474, 503
paper - JONES B. & SLEEP P., 2002
The Orbits of Terrestrial Planets in the Habitable Zones of Known Exoplanetary Systems.
in Scientific Frontiers in Research on Extrasolar Planets, edited by Deming and Seager. ASP Conference Series.
paper - KORNET K., BODENHEIMER P. & ROZYCZKA M., 2002
Models of the formation of the planets in the 47 UMa system.
Astron. & Astrophys., accepted
preprint - LAUGHLIN G., CHAMBERS J. & FISCHER D., 2002b
A Dynamical Analysis of the 47 UMa Planetary System.
ApJ., 579, 455
paper - paper
- MARCY G., COCHRAN W. & MAYOR M., 1999a
Extrasolar Planets Around Main Sequence Stars.
to appear in Protostars and Planets IV (Mannings, Boss & Russell Eds.)
preprint - NAGASAWA M., LIN D. & IDA S., 2002b
Eccentricity Evolution of Extrasolar Planetary Systems due to the Depletion of Nascent Protostellar Disks.
ApJ., submitted
preprint - PERRYMAN,M.A.C.;
LINDEGREN,L., ARENOU,F., BASTIAN,U., BERNSTEIN,H.H., VAN LEEUWEN,F.,
SCHRIJVER,H., BERNACCA,P.L., EVANS,D.W., FALIN,J.L., FROESCHLE,M.,
GRENON,M., HERING,R., HOG,E., KOVALEVSKY,J., MIGNARD,F., MURRAY,C.A.,
PENSTON,M.J., PETERSEN,C.S., LE POOLE,R.S., SODERHJELM,S. TURON,C., 1996,
Hipparcos distances and mass limits for the planetary candidates: 47 UMa, 70 Vir, and 51 Peg .
Astron. & Astrophys., 310, L21
( abstract). - RYAN S, 2000
The Host Stars of Extrasolar Planets Have Normal Lithium Abundances.
MNRAS, in press preprint - TAKEDA Y., SATO B., KAMBE E., AOKI W., HONDA S., KAWANOMOTO S., MASUDA S.,
IZUMIURA H., WATANABE E., KOYANO H., MAEHARA H., NORIMOTO Y., OKADA T.,
SHIMIZU Y., URAGUCHI F., YANAGIZAWA K. YOSHIDA M., NIYAMA S. & ANDO H., 2001
Photospheric Abundances of Volatile and Refractory Elements in Planet-Harboring Stars.
PASJ, 53, 1211
paper - TAMBURINI F., BIANCHINI A. & ORTOLANI S., 2002
Polarization statistics of extra-solar systems.
Astron. & Astrophys., submitted
preprint - ZHAO G., CHEN Y., QIU H. & LI. Z., 2002
Chemical Abundances of 15 Extrasolar-Planet Host Stars.
Astron. J., 124, 2224
paper
- Paul BUTLER, Geoff MARCY 1996a,
- Other Web pages:
- Velocity curve and data for 47 Uma (Paul Butler, Geoff Marcy)
- Visualisation of 47 Uma (by John Whatmough)
- Sky chart (Bob Sanders)
The star:
- Distance: 13.3 pc
- Spectral type: G0V
- Apparent magnitude: B = 5.66, V = 5.10
- Absolute luminosity:
- Metallicity: [Fe/H]= -0.08
- Mass (M_sun): M= 1.03
- Coordinates (2000): RA = 10 59 29.296, DEC = +40 25 46.09
- More data:
- Basic Data (from simbad )
- Most recent refs. (from ADS; enter `47 Uma' in the `objects' field)
Back to the Extra-solar Planets Catalog
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