SIMBAD references

2017MNRAS.466.4530C - Mon. Not. R. Astron. Soc., 466, 4530-4534 (2017/April-3)

Sharpless-76E: astrometry and outflows in a protostellar cluster.

CHIBUEZE J.O., HAMABATA H., NAGAYAMA T., OMODAKA T., HANDA T., SUNADA K., NAKANO M. and UENO Y.

Abstract (from CDS):

Using VLBI Exploration of Radio Astrometry, we have conducted multi-epoch observations of the H2O masers associated with Sharpless 76E. The measured annual parallax is 0.521 ± 0.024 mas corresponding to the distance of 1.92+0.09–0.08 kpc. From the parallax measurement, we obtained the peculiar motion of Sh2-76EMM1 (UMM1, VMM1, WMM1) to be (-9 ± 3, 10 ± 4, 6 ± 4) km s–1and Sh2-76EMM2 (UMM2, VMM2, WMM2) to be (-5 ± 12, 3 ± 14, -21 ± 22) km s–1, where U, V and W are directed towards the Galactic Centre, in the direction of Galactic rotation and towards the Galactic north pole, respectively. The internal motion of the H2O masers trace two separate bipolar outflows, one associated with Sh2-76EMM1 and the other with Sh2-76EMM2. The spectral energy distribution (SED) of Sh2-76EMM1 suggests it to be a class I YSO. We have only limited data points for the SED fit of Sh2-76EMM2, therefore can only speculate it to be probably a class II based on its comparative K-band and H-band magnitudes.

Abstract Copyright: © 2017 The Authors Published by Oxford University Press on behalf of the Royal Astronomical Society

Journal keyword(s): techniques: interferometric - astrometry - stars: formation - stars: individual: (Sh2-76E) - ISM: kinematics and dynamics - ISM: kinematics and dynamics

Nomenclature: Table 2: [CHN2017] Sh2-76EMMN (Nos EMM1-EMM2). Table 3: [CHN2017] Sh2-76EMM1 NN (Nos 1-26). Table 4: [CHN2017] Sh2-76EMM2 NN (Nos 1-10).

Simbad objects: 10

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