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HD 13988


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Twenty-eight angular diameters for late-type stars by the lunar occultation technique
New angular diameter measurements obtained with an infrared photometerare reported. The stars observed include three Mira variables and ninecool IRC objects. Repeat measurements are reported for five stars. Theobservations include numerous daytime and reappearance events. Severalresults obtained with the 4-m telescope verify the value of a largeaperture for the measurement of angular diameters as small as 1.5-2.5milliarcsec.

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Observation and Astrometry data

Constellation:Walfisch
Right ascension:02h15m36.70s
Declination:-19°59'53.2"
Apparent magnitude:9.918
Proper motion RA:8.7
Proper motion Dec:-19.9
B-T magnitude:10.725
V-T magnitude:9.985

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 13988
TYCHO-2 2000TYC 5861-1632-1
USNO-A2.0USNO-A2 0675-00789764
HIPHIP 10523

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