Details on Acronym: [ITS2007] | |
[ITS2007] | (Izotov+Thuan+Stasinska, 2007) |
Write: | <<[ITS2007] NNNNN-NNNN-NNN>> |
N: | 271 |
Object: | HII (SIMBAD class: HIIReg = HII Region) |
Note: | HII regions selected from the SDSS DR5. In the format the first NNNNN stands for the middle Julian date (MJD) of the observation, the second NNNN for the plate number, and the last NNN for the fiber number. |
Ref: | =2007ApJ...662...15I |
by | IZOTOV Y.I. , THUAN T.X., STASINSKA G. |
Astrophys. J., 662, 15-38 (2007) | |
The primordial abundance of ^{4}He: a self-consistent empirical analysis of systematic effects in a large sample of low-metallicity H II regions. | |
o | Table 1: <[ITS2007] NNNNN-NNNN-NNN> N=271. |
=E= | Catalogue in electronic form as J/ApJ/662/15 |
Origin | of the Acronym: S = Created by Simbad, the CDS Database |