2004ApJ...610..443K


Query : 2004ApJ...610..443K

2004ApJ...610..443K - Astrophys. J., 610, 443-455 (2004/July-3)

The visual orbits of the spectroscopic binaries HD 6118 and HD 27483 from the Palomar testbed interferometer.

KONACKI M. and LANE B.F.

Abstract (from CDS):

We present optical interferometric observations of two double-lined spectroscopic binaries, HD 6118 and HD 27483, taken with the Palomar Testbed Interferometer (PTI) in the K band. HD 6118 is one of the most eccentric spectroscopic binaries, and HD 27483 is a spectroscopic binary in the Hyades open cluster. The data collected with PTI in 2001-2002 allow us to determine astrometric orbits, which, when combined with the radial velocity measurements, determine all orbital parameters of the systems. The masses of the components are 2.65±0.27 and 2.36±0.24M☉ for HD 6118 and 1.38±0.13 and 1.39±0.13M☉ for HD 27483. The apparent semimajor axis of HD 27483 is only 1.2 mas, making it the closest binary successfully observed with an optical interferometer.

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Journal keyword(s): Stars: Binaries: Spectroscopic - Stars: Fundamental Parameters - Stars: Individual: Henry Draper Number: HD 6118 - Stars: Individual: Henry Draper Number: HD 27483 - Techniques: Interferometric

Simbad objects: 14

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Number of rows : 14
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 * 64 Psc SB* 00 48 58.7075574408 +16 56 26.324381004   5.58   4.8   F8V 149 0
2 * sig Psc SB* 01 02 49.0967880192 +31 48 15.342034716 5.27 5.45 5.50     B9.5V 75 0
3 * g Psc ** 01 11 06.7633183392 +31 25 29.025651108   5.400 5.152     F0V 56 0
4 HD 8673 PM* 01 26 08.7863698584 +34 34 46.931774304   6.82 6.34 6.1   F7V 128 1
5 HD 11007 PM* 01 48 41.5626898078 +32 41 24.752122242   6.34   5.4   F8V 140 0
6 * iot Tri ** 02 12 22.28003 +30 18 11.0430 6.048 5.741 4.952     G0III+G5III 195 0
7 * s Tau * 03 30 24.4687998536 +11 20 11.181854237   5.090 5.124     A0Vn 68 0
8 HD 24357 PM* 03 53 10.0461915456 +17 19 37.507270260   6.294 5.946 5.745 5.545 F4V 197 0
9 HD 27483 ** 04 20 52.7204196432 +13 51 51.933419460   6.603 6.141 5.876 5.630 DA3+F6V 196 0
10 Cl Melotte 25 OpC 04 30 27.4 +16 46 43           ~ 3309 0
11 * d Boo SB* 14 10 23.9334932664 +25 05 30.037020972 5.44 5.37 4.83 4.39 4.10 F8V 180 0
12 V* BY Dra BY* 18 33 55.7720712062 +51 43 08.897780286 10.22 9.23   8.733   K4Ve+K7.5Ve 639 0
13 HD 195987 SB* 20 32 51.6420701971 +41 53 54.550572462   7.89   6.6   G9V 171 0
14 * iot Peg SB* 22 07 00.6655101792 +25 20 42.356386464 4.190 4.200 3.770 3.36 3.11 F5V 468 1

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