2021RNAAS...5..241S


Query : 2021RNAAS...5..241S

2021RNAAS...5..241S - Research Notes of the AAS, 5, 241 (2021/October-0)

Magnetic Fields in the Massive Star-forming Region GL 437.

SOAM A.

Abstract (from CDS):

In this note, I report a R-band polarimetric study on a massive star-forming region GL 437 (a.k.a. AFGL 437) to infer the magnetic field (B-field) geometry of this region. The mean B-field in the diffused region, is found to be parallel to the extended cloud structure and the Galactic plane. I compared present optical polarization results with archival submm results adapted from Curran & Chrysostomou. A flipped field geometry is seen in denser parts of GL 437 which is an interesting finding. An infrared source WK 34 embedded in the cloud is associated with a poorly collimated outflow. These outflows are parallel to the inner field orientation but misaligned with outer B-fields. An investigation of gas kinematics of this region will be carried out to understand if the gas motion have some role in changing the field geometry.

Abstract Copyright: © 2021. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Interstellar magnetic fields - Starlight polarization

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 4C 48.05 Rad 01 05 09.130 +48 51 46.33           ~ 9 1
2 HHL 5 HII 03 07 24.2 +58 30 45           ~ 152 0
3 IRAS 04191+1523 Y*O 04 22 00.43944 +15 30 21.2148           ~ 206 0

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