2023RNAAS...7..149G


Query : 2023RNAAS...7..149G

2023RNAAS...7..149G - Research Notes of the AAS, 7, 149 (2023/July-0)

Spectroscopic Follow-up of Two Star-forming Objects in the M101 Field.

GARNER III R., JANOWIECKI S. and MIHOS J.C.

Abstract (from CDS):

We present the spectra of two faint star-forming objects originally identified in our deep narrowband survey of the M101 Group. One is an isolated H II region near the M101 Group galaxy NGC 5474, and the other is projected close to the background galaxy NGC 5486. Both are spectroscopically confirmed to be physically associated with their nearby host. We estimate the oxygen abundances for each system using strong-line methods. For the source near NGC 5474, we use GALEX UV photometry to estimate an age of ∼200 Myr and suggest a connection to the M101-NGC 5474 interaction.

Abstract Copyright: © 2023. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Star forming regions - Chemical abundances - Spectroscopy

Simbad objects: 3

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Number of rows : 3
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 NAME M101 Group GrG 14 03 +54.3           ~ 112 1
2 NGC 5474 GiP 14 05 01.608 +53 39 43.95   11.28 10.79     ~ 475 1
3 NGC 5486 LSB 14 07 25.027 +55 06 10.52   14.0       ~ 106 1

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