2017PASP..129b4401S


Query : 2017PASP..129b4401S

2017PASP..129b4401S - Publ. Astron. Soc. Pac., 129, part no 2, 4401-24401 (2017/February-0)

On the determination of transiting planet properties from light and radial velocity curves.

SOUTHWORTH J.

Abstract (from CDS):

A recent publication has suggested a method to determine the masses and radii of the components of an eclipsing system using only a light curve and radial velocities of one component. If true, this would have immediate impact in expediting the study of transiting extrasolar planet and brown dwarf systems. The method is intended for situations where the mass ratio is significantly different from zero, but implicitly also requires the assumption that the mass ratio is negligible. We investigate both cases, finding that when the mass ratio is significant the method is mathematically identical to existing approaches, and when the mass ratio is negligible the equations become undefined. We therefore conclude that the method cannot be used to measure the physical properties of such systems from observations alone.

Abstract Copyright: © 2016. The Astronomical Society of the Pacific. All rights reserved.

Journal keyword(s):

Simbad objects: 1

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Number of rows : 1
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 G 205-57 ** 19 10 14.284032 +46 57 24.10632   14.93 13.38 13.01   dM3.5 72 0

Query : 2017PASP..129b4401S

Basic data :
G 205-57 -- Double or Multiple Star
Other object types:
otypes_help
PM* (2013MNRAS,G,...), * (2019MNRAS,AP,...), EB* (2011AJ), ** (2011ApJ), NIR (2MASS), MIR (WISEA), Opt (LAMOST)
ICRS coord. (ep=J2000) :
19 10 14.284032 +46 57 24.10632 (Optical) [ 100 100 90 ] B 2012yCat.1322....0Z
FK4 coord. (ep=B1950 eq=1950) :
19 08 49.390556 +46 52 44.72950 [ 100 100 90 ]
Gal coord. (ep=J2000) :
077.749565727 +16.467735190 [ 100 100 90 ]
Proper motions mas/yr :
-145.0 -401.0 [8.0 8.0 90] C 2012yCat.1322....0Z
Radial velocity / Redshift / cz :
V(km/s) -53.10 [~] / z(spectroscopic) -0.000177 [~] / cz -53.10 [~]
   (Opt) D 2019MNRAS.485.2167G
Spectral type:
dM3.5 C 2020AJ....159...30H
Fluxes (6) :
B 14.93 [0.01] D 2012yCat.1322....0Z
V 13.38 [0.06] D 2012yCat.1322....0Z
R 13.01 [0.10] E 2012yCat.1322....0Z
J 9.570 [0.021] C 2003yCat.2246....0C
H 8.972 [0.027] C 2003yCat.2246....0C
K 8.695 [0.011] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 4
Display criteria :

Identifiers (13) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

2MASS J19101435+4657261 KOI-959 NLTT 47499 WISEA J191014.18+465721.3
AP J19101435+4657261 LAMOST J191014.28+465724.1 PM J19102+4657
G 205-57 LHS 6343 TIC 158490401
KIC 10002261 LSPM J1910+4657 USNO-B1.0 1369-00345359

References (72 between 1850 and 2026) (Total 72)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 1    Distance : 1    Var : 2    Fe/H : 1    PM : 6    SpT : 2   

   


External archives :

Link by name to the catalogue in VizieR :

2MASS J19101435+4657261 AP J19101435+4657261 G 205-57 KIC 10002261 LHS 6343
LSPM J1910+4657 NLTT 47499 USNO-B1.0 1369-00345359 WISEA J191014.18+465721.3

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