WEBDA page for open cluster NGC 2509

Basic Parameters			DSS Image: 10 x 10 arcminutes
Right Ascension (2000)	08 00 48
Declination (2000)	-19 03 06
Galactic longitude	237.840
Galactic latitude	5.848
Distance [pc]	912
Reddening [mag]	0.15
Distance modulus [mag]	10.26
Log Age	9.90
Metallicity
Notes

Numbering system:

Query

• The database for data on any star
• The database for all data on any star
• Make selections on data
• From cluster map (scanned)
• From cluster chart (plotted)
• The cross-reference table
• The Budapest bibliography (Alter et al.)
• The bibliography of the last three | five | ten years

WEBDA content

• Available data
• Data collection and references
• General menu for photometric plots
• General menu for Isochrone plots (basic)
• General menu for Isochrone plots (advanced)
• UBV colour magnitude diagram
• VIc colour magnitude diagram

Archives

Other links

• Deep Sky Browser
• SIMBAD at CDS

Back to Navigation tool