NGC_655 Knowpia

NGC 655
NGC 655
	NGC 655 from the legacy surveys
Observation data (J2000 epoch)
Constellation	Cetus
Right ascension	01h 42m 52s
Declination	−12° 58′ 48″
Heliocentric radial velocity	8721.8 +/- 37 km/s
Distance	400 Mly
Apparent magnitude (B)	14.0
Characteristics
Type	S0, pec
Apparent size (V)	84" x 54"
Other designations
	PGC 6262

NGC 655 is a lenticular galaxy located 400 million light-years away^[2] in the constellation Cetus.^[3] It was discovered in a sky-survey by Ormond Stone on December 12, 1885.^[4]

On July 23, 2010, supernova SN 2010gp in NGC 655 was announced, reaching magnitude 15.5 on July 22. It was offset by 22″ west and 47″ south of the nucleus. Earlier, in 2000, the type II supernova SN 2000bg had also appeared in this galaxy.^[5]

References edit

^ "GitHub - mattiaverga/OpenNGC: A license friendly NGC/IC objects database". 19 May 2019 – via GitHub.
^ Ford, Dominic. "The galaxy NGC 655 - In-The-Sky.org". in-the-sky.org.
^ "By Name - NASA/IPAC Extragalactic Database". ned.ipac.caltech.edu.
^ "New General Catalog Objects: NGC 650 - 699". cseligman.com.
^ Maza, J.; et al. (July 2010). Green, D. W. E. (ed.). "Supernova 2010gp in NGC 6240". Central Bureau Electronic Telegrams. 2388: 1. Bibcode:2010CBET.2388....1M.

NGC 655 (DSS)

[1] "GitHub - mattiaverga/OpenNGC: A license friendly NGC/IC objects database". 19 May 2019 – via GitHub.

[2] Ford, Dominic. "The galaxy NGC 655 - In-The-Sky.org". in-the-sky.org.

[3] "By Name - NASA/IPAC Extragalactic Database". ned.ipac.caltech.edu.

[4] "New General Catalog Objects: NGC 650 - 699". cseligman.com.

[5] Maza, J.; et al. (July 2010). Green, D. W. E. (ed.). "Supernova 2010gp in NGC 6240". Central Bureau Electronic Telegrams. 2388: 1. Bibcode:2010CBET.2388....1M.

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Summary

See also edit

References edit