Abell 70

Abell 70

Nebula
As seen from Mount Lemmon Sky Center
Observation data: J2000 epoch
Right ascension	20h 31m 33.2s
Declination	−07° 05′ 17″
Constellation	Aquila
Notable features	A background galaxy gives it a "diamond ring" effect
Designations	PK 038-25.1, PN G 38.1-25.4

Abell 70 is a planetary nebula located 13,500-17,500 light years away in the constellation of Aquila. It is approaching the earth at 79 kilometers per second and expanding 38 kilometers per second. There is a galaxy named PMN J2033-0656 behind Abell 70, giving it a diamond ring effect.

Central Star

The central star of Abell 70 is a binary star consisting of a white dwarf and a barium star.

Composition

Seen through a telescope, you can see the faint OIII ring structure.

See also

• Abell 7
• Abell 31
• Abell 36
• Abell 78

References

• http://www.astronomy-mall.com/Adventures.In.Deep.Space/abellcat
• http://www.annesastronomynews.com/annes-image-of-the-day-planetary-nebula-abell-70/