MACS1149-JD1

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MACS1149-JD1
Hubble and ALMA image of MACS J1149.5+2223.jpg
Hubble and ALMA image of galaxy cluster MACS J1149.5+2223 with an inset of MACS1149-JD1
Observation data (J2000 epoch)
ConstellationLeo
Right ascension11h 49m 33.584s
Declination+22° 24′ 45.78″
Redshift9.1096±0.0006[1]
Helio radial velocity2878008±59958 km/s[2]
Distance30.37 Gly (9.311 Gpc)[3] (co-moving)
13.28 Gly (4.07 Gpc)[4] (light travel)
Group or cluster
Apparent magnitude (V)26.8[3]
Characteristics
TypeDwarf
Mass1.1+0.5
−0.2×109 [1] M☉
Other designations
[PCB2012] 3020, [KOI2016] HFF4C-YJ1, [ZZI2017] 663[5]
Artist's impression of MACS1149-JD1

MACS1149-JD1 (also known as PCB2012 3020) is one of the farthest known galaxies from Earth and is at a redshift of about z=9.11,[1] or about 13.28 billion ly (4.07 billion pc).[4]

See also[]

References[]

  1. ^ a b c Hashimoto, Takuya; et al. (May 2018). "The onset of star formation 250 million years after the Big Bang". Nature. 557 (7705): 392–395. arXiv:1805.05966. Bibcode:2018Natur.557..392H. doi:10.1038/s41586-018-0117-z. PMID 29769675.
  2. ^ Zheng, Wei; et al. (September 2012). "A magnified young galaxy from about 500 million years after the Big Bang". Nature. 489 (7416): 406–408. arXiv:1204.2305. Bibcode:2012Natur.489..406Z. doi:10.1038/nature11446. PMID 22996554.
  3. ^ a b "Index for [PCB2012] 3020". NASA/IPAC Extragalactic Database. Retrieved 19 May 2018.
  4. ^ a b Lira, Nicolás; et al. (15 May 2018). "ALMA Finds Most-Distant Oxygen in the Universe" (Press release). ALMA Observatory. Retrieved 6 September 2018.
  5. ^ "[ZZI2017] 663". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 19 May 2018.

External links[]

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