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Name
  Romanov V23  
AAVSO UID
000-BMZ-163 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 01 13.37 -31 21 56.6  (270.30571 -31.36572) Search nearby
B1950.0 17 57 58.91 -31 21 54.9
Galactic coord. 359.613 -4.138
Other names

(Internal only)
2MASS J18011337-3121566 GSC 07391-01012 IRAS 17579-3121
MSX6C G359.6129-04.1379 PN PM 2-33 PN RPZM 44
UCAC4 294-146154 WISE J180113.36-312156.4 [NHO98] 17579-3121
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Variability type
PPN
Spectral type F4I
Mag. range
11.33 - 11.49 V
Discoverer Filipp Romanov
Epoch
04 Jun 2017 (HJD 2457909.0) Ephemeris
Outburst --
Period 42.7 d
Rise/eclipse dur. --
Remarks
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1 Romanov, Filipp ASAS-SN magnitudes are contaminated by several stars. Range has been corrected.
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0		 2017PASP..129j4502K
2 Suárez, O.; et al., 2006, A spectroscopic atlas of post-AGB stars and
planetary nebulae selected from the IRAS point source catalogue		 2006A&A...458..173S
External Links
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Images
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Supporting Documents
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2 Phase plot (ASAS-SN V mag and corrected g mag) Romanov, Filipp 2019-02-04 20:30 UTC
1 ASAS-SN light curve (V mag) Romanov, Filipp 2019-02-04 20:21 UTC
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Revision History
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1 Romanov, Filipp 2019-02-06 02:33 UTC Initial submission. Spectral type from 2006A&A...458..173S. Gaia DR2 position.

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