2021RAA....21..124S


Query : 2021RAA....21..124S

2021RAA....21..124S - Research in Astron. and astroph., 21, 124-124 (2021/May-0)

Search for variable stars in the open cluster NGC 1245.

SHEN D.-X., ZHANG Y., LI C.-Y., ZENG X.-Y., LUU G.-L., ZHU C.-H., HU Q.-S. and LIU J.-Z.

Abstract (from CDS):

We used the Nanshan 1m telescope of Xinjiang Astronomical Observatory to investigate variable stars in the region of NGC 1245. We detected 55 variable stars in the field of view, 42 of them are newly discovered: six binaries, 22 pulsating stars, 14 unclassified variables. We discussed the physical properties and classifications of the variable stars through their light curves. The cross-matching with the members catalog of NGC 1245 suggests that 10 variable stars are identified as probable cluster members, which including one EW type binary, eight δ Scuti stars, and an unknown type variable star. Since the difference of the members catalog of the cluster and the limitations of the instrument, there are some huge differences in the variable list of NGC 1245 compared with the previous work.

Abstract Copyright: © 2021 National Astronomical Observatories

Journal keyword(s): open clusters and associations: individual (NGC 1245) - stars: variables: general - stars: variables: delta Scuti - binaries: eclipsing

Status at CDS : Examining the need for a new acronym.

Simbad objects: 18

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Number of rows : 18
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 2MASS J03140339+4705144 gD* 03 14 03.3905020104 +47 05 14.467715988   16.39 15.83   15.37 ~ 2 0
2 TYC 3315-1044-1 EB* 03 14 22.1773323480 +47 20 32.314853724   12.78 11.92     ~ 2 0
3 ATO J048.6171+47.1852 EB* 03 14 28.1108884392 +47 11 06.777839292   17.72 17.05   16.31 ~ 8 0
4 2MASS J03143504+4709095 EB* 03 14 35.0190623832 +47 09 09.278496396   19.84 18.71   17.7 ~ 2 0
5 NGC 1245 OpC 03 14 44.3 +47 14 06   9.16 8.4     ~ 171 0
6 ZTF J031447.87+470654.5 EB* 03 14 47.8755052920 +47 06 54.502165152   18.48 17.65   16.93 ~ 5 0
7 ZTF J031453.23+471631.5 EB* 03 14 53.2365107472 +47 16 31.509280812   19.34 18.31   17.36 ~ 4 0
8 Gaia DR3 435063664354238208 * 03 14 55.7875553280 +47 12 00.923333364           ~ 5 0
9 Gaia DR3 435064832585259264 * 03 14 56.9290037496 +47 15 47.353158036           ~ 5 0
10 2MASS J03150277+4718258 gD* 03 15 02.7845451384 +47 18 25.784841816   16.92 16.27   15.69 ~ 2 0
11 2MASS J03150464+4715090 V* 03 15 04.6754570064 +47 15 09.276384456   19.74 18.64   17.62 ~ 3 1
12 2MASS J03150636+4717030 V* 03 15 06.1298451617 +47 17 01.972818244   19.47 18.52   17.64 ~ 2 0
13 2MASS J03151250+4711157 V* 03 15 12.5244813048 +47 11 15.879140304   19.46 18.52   17.67 ~ 2 0
14 2MASS J03151490+4714185 gD* 03 15 14.9122102248 +47 14 18.540140352   16.7 16.13   15.61 ~ 5 0
15 2MASS J03152956+4714374 EB* 03 15 29.5674932280 +47 14 37.408788960   17.27 16.62   16.01 ~ 2 0
16 STEPSS NGC 1245 30338 V* 03 15 35.5641839510 +47 23 03.968248210   20.11 19.06   18.09 ~ 2 0
17 NAME Per Arm PoG 03 30 +45.0           ~ 1672 0
18 V* CK Ind gD* 22 04 38.4298621464 -64 43 42.005408160   7.57 7.32     A9/F0V-IV 89 0

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