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HD 170012


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List of 333 variable, microvariable or suspected variable stars detected in the Geneva photometry
A list is presented of 333 stars, excluded from the GCVS and itssupplements, whose probability of variability ranges from high tocertain. The standard deviations observed in the V magnitude togetherwith the known spectral types, however, only allow speculation as to thetype of variable in question pending supplementary observations whichreveal the individual characteristics of these stars.

Carbon Stars in Two Northern Milky way Zones.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1957ApJ...125..195N&db_key=AST

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Observation and Astrometry data

Constellation:Serpens
Right ascension:18h27m13.00s
Declination:+01°07'05.8"
Apparent magnitude:9.007
Proper motion RA:12.9
Proper motion Dec:12
B-T magnitude:9.536
V-T magnitude:9.051

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 170012
TYCHO-2 2000TYC 433-450-1
USNO-A2.0USNO-A2 0900-12864948

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