|
gptkbp:instance_of
|
gptkb:galaxy
gptkb:open_cluster
gptkb:star
|
|
gptkbp:age
|
approximately 1.5 billion years
approximately 12 billion years
|
|
gptkbp:apparent_magnitude
|
gptkb:12.5
12.0
11.8
|
|
gptkbp:base_notes
|
best viewed with a telescope
|
|
gptkbp:contains
|
hundreds of thousands of stars
|
|
gptkbp:declination
|
-60° 57' 36"
-60° 51' 00''
-60° 58' 00"
|
|
gptkbp:diameter
|
approximately 50,000 light-years
6.0 arcminutes
|
|
gptkbp:discovered_by
|
gptkb:John_Herschel
|
|
gptkbp:discovery_year
|
1834
|
|
gptkbp:distance_from_earth
|
approximately 30 million light-years
approximately 30,000 light-years
|
|
gptkbp:exhibition
|
gptkb:New_General_Catalogue
|
|
gptkbp:has_spectral_type
|
Sbc
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NGC 6681
|
|
gptkbp:image
|
Hubble Space Telescope image
|
|
gptkbp:is_observed_in
|
gptkb:Mount_Wilson_Observatory
gptkb:Hubble_Space_Telescope
gptkb:Sloan_Digital_Sky_Survey
gptkb:Palomar_Observatory
observed
|
|
gptkbp:is_part_of
|
gptkb:Milky_Way_galaxy
|
|
gptkbp:is_similar_to
|
gptkb:NGC_6744
gptkb:NGC_6745
|
|
gptkbp:located_in
|
gptkb:Milky_Way
constellation Pavo
|
|
gptkbp:members
|
NGC 6681 group
|
|
gptkbp:metallicity
|
solar metallicity
[ Fe/ H] = -1.5
|
|
gptkbp:notable_feature
|
gptkb:active_galactic_nucleus
star formation regions
spiral arms
bar structure
|
|
gptkbp:previous_name
|
ESO 294-G 022
MCG -10-27-007
PGC 62356
|
|
gptkbp:redshift
|
0.0023
|
|
gptkbp:right_ascension
|
20h 44m 36s
18h 42m 36s
20h 44m 36.0s
|
|
gptkbp:size
|
about 100 light-years in diameter
|
|
gptkbp:type
|
gptkb:Population_II_star_cluster
barred spiral galaxy
|
|
gptkbp:bfsParent
|
gptkb:Lyra
|
|
gptkbp:bfsLayer
|
5
|