2022A&A...665A.126N


Query : 2022A&A...665A.126N

2022A&A...665A.126N - Astronomy and Astrophysics, volume 665A126-126 (2022/9-1)

PARSEC V2.0: Stellar tracks and isochrones of low- and intermediate-mass stars with rotation.

NGUYEN C.T., COSTA G., GIRARDI L., VOLPATO G., BRESSAN A., CHEN Y., MARIGO P., FU X. and GOUDFROOIJ P.

Abstract (from CDS):

We present a new comprehensive collection of stellar evolutionary tracks and isochrones for rotating low- and intermediate-mass stars assembled with the updated version ofPARSEC V2.0. This version includes our recent calibration of the extra mixing from overshooting and rotation, as well as several improvements regarding the nuclear reaction network, treatment of convective zones, mass loss, and other physical input parameters. The initial mass of the stellar models covers the range 0.09 M☉ to 14 M☉ for six sets of initial metallicity, from Z = 0.004 to Z = 0.017. Rotation is considered for stars above ∼1 M☉ with a smooth transition between non-rotating and extremely fast-rotating models, based on the initial mass. For stars more massive than ∼1.3 M☉, the full rotation range, from low to critical, is considered. We adopt the solar-scaled chemical mixtures with Z☉ = 0.01524. All the evolutionary phases from the pre-main-sequence to the first few thermal pulses on the asymptotic giant branch or central C exhaustion are considered. The corresponding theoretical isochrones are further derived with TRILEGAL code and are converted into several photometric systems, taking different inclination angles into account. Besides magnitudes, they also offer many other stellar observables in line with the data being provided by current large surveys. The new collection is fully integrated in a user-friendly web-interface for the benefit of easily performing stellar population studies.

Abstract Copyright: © C. T. Nguyen et al. 2022

Journal keyword(s): stars: evolution - stars: rotation - Hertzsprung-Russell and C-M diagrams - stars: low-mass

Simbad objects: 11

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Number of rows : 11
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 NGC 104 GlC 00 24 05.359 -72 04 53.20     4.09     ~ 4158 0
2 NAME Magellanic Clouds GrG 03 00 -71.0           ~ 7988 0
3 NGC 1866 GlC 05 13 38.920 -65 27 52.75           ~ 437 0
4 NAME LMC G 05 23 34.6 -69 45 22     0.4     ~ 19090 0
5 NGC 2632 OpC 08 39 58.4 +19 36 33           ~ 1733 0
6 Cl* NGC 2682 SAND 617 SB* 08 50 26.9880143328 +11 48 31.312316052   13.95 13.341     ~ 38 0
7 NGC 2682 OpC 08 51 23.5 +11 48 54           ~ 2528 0
8 NGC 6397 GlC 17 40 42.09 -53 40 27.6     5.17     ~ 2103 0
9 NGC 6633 OpC 18 27 30.2 +06 38 21           ~ 423 0
10 NGC 6791 OpC 19 20 52.8 +37 46 40   10.52 9.5     ~ 1120 0
11 NGC 6819 OpC 19 41 18.3 +40 11 19   8.21 7.3     ~ 719 0

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