2004AJ....128.2981K


Query : 2004AJ....128.2981K

2004AJ....128.2981K - Astron. J., 128, 2981-2987 (2004/December-0)

Spectral and luminosity classification of symbiotic star cool components with near-infrared photometry.

KEYES C.D. and PREBLICH B.

Abstract (from CDS):

We have used the absolutely calibrated Wing eight-color near-infrared photometric system to quantitatively derive spectral types and luminosity classes for the cool components of 12 symbiotic stars. We examine the advantages and limitations of the system as applied to symbiotic systems. We find that three systems, CI Cyg, T CrB, and S149, have CN strengths corresponding to luminosity class II. For several systems there is a correlation between photometric phase and measured spectral type.

Abstract Copyright: ∼

Journal keyword(s): Stars: Binaries: Symbiotic - Stars: Fundamental Parameters - Stars: Late-Type - Stars: Mass Loss

CDS comments: S149 = EM* StHA 149

Simbad objects: 12

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Number of rows : 12
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 V* EG And Sy* 00 44 37.1873792808 +40 40 45.704829252 10.54 8.93 7.22     M2.4III 308 0
2 V* AX Per Sy* 01 36 22.7004366768 +54 15 02.411547480   11.45 10.67 11.04   M3IIIep+A0 304 1
3 V* RW Hya Sy* 13 34 18.1289607744 -25 22 48.881433972   11.51 10.00     M1/2IIIe 209 0
4 V* T CrB Sy* 15 59 30.1622265912 +25 55 12.613382940   11.516 10.247 9.70   M3IIIe_sh 810 0
5 V* AG Dra Sy* 16 01 41.0120557968 +66 48 10.135056672 11.50 11.06 9.74 8.52   K3IIIep 520 0
6 EM* StHA 149 LP* 18 18 55.8709395456 +27 26 27.731634108   13.74 11.98 11.44   M2 19 0
7 HD 342007 Sy* 18 22 07.8548979216 +23 27 19.934869104   12.34 11.52     M3ep+O 126 0
8 V* FN Sgr Sy* 18 53 54.7734717504 -18 59 40.659146196           M5IIIe 67 0
9 V* BF Cyg Sy* 19 23 53.5006095432 +29 40 29.177024952   10.52 9.30     Bep+M5III 289 0
10 V* CI Cyg Sy* 19 50 11.8342618008 +35 41 03.004794996   11.97 9.90     M4.9III 433 0
11 V* AG Peg Sy* 21 51 01.9739297352 +12 37 32.127939336   9.85 8.69     M3IIIe 534 0
12 V* Z And Sy* 23 33 39.9553225728 +48 49 05.974867308 8.86 9.35 8.00     M2III+B1eq 542 0

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