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Name
  OGLE-GAL-ACEP-091  
AAVSO UID
--  
Constellation
Scorpius Sequence
J2000.0
17 38 33.28 -32 53 32.2  (264.63867 -32.89228) Search nearby
B1950.0 17 35 16.58 -32 51 51.4
Galactic coord. 355.840 -0.800
Other names

(Internal only)
2MASS J17383327-3253321 Gaia DR3 405416102535052608 OGLE BLG679.06.338
USNO-B1.0 0571-0759659 VPHASDR2 J173833.3-325332.2 VVV J173833.27-325332.17
VVV J173833.27-325332.58 WISEA J173833.30-325331.1  
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Variability type
ACEP(B)
Spectral type --
Mag. range
17.82 - 18.21 G
Discoverer I. Soszyński et al. (OGLE)
Epoch
--
Outburst --
Period 0.928691 d  (22.2886 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 19.9 Vmag. star 3.5" to the SSW and 14.1 Vmag. star 18" to the E.
2 Otero, Sebastian Alberto Triple-mode pulsator. Fundamental mode period given in the table. First overtone period 0.674532 d., period ratio 0.7263. Second overtone period 0.539381 d., period ratio 0.7996 (2020ApJ...901L..25S).
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References
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1 Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 1
Main source		 2022yCat.1355....0G
2 Soszyński, I.; et al., 2020, OGLE-GAL-ACEP-091: The First Known
Multi-mode Anomalous Cepheid		 2020ApJ...901L..25S
3 Soszyński, I.; et al., 2020, Additional Galactic Cepheids from the
OGLE Survey		 2020AcA....70..101S
External Links
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2024-10-09 23:11 UTC Epoch from 2020AcA....70..101S.
1 Otero, Sebastian Alberto 2024-09-19 04:20 UTC Range from Gaia DR3 data.

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