From Wikipedia, the free encyclopedia
NGC 1360
Emission nebula
Planetary nebula
NGC 1360 as taken by the Mount Lemmon SkyCenter
Observation data: J2000 epoch
Right ascension03h 33m 14.646s [1]
Declination−25° 52′ 18.214″ [1]
Distance1,145  ly (351  pc) [1]
1,794  ly (550  pc) [2]  ly
Apparent magnitude (V)9.4 [3]
Apparent dimensions (V)11.0 × 7.5 arcmin [3]
Constellation Fornax
Notable features11.4v magnitude central star [3]
DesignationsPK220-53.1, ESO 482-PN007, AM 0331-260, GC 5315, PN G220.3-53.9, CD-26 1339
See also: Lists of nebulae

NGC 1360, also known as the Robin's Egg Nebula, [4] is a planetary nebula in the constellation of Fornax. It was identified as a planetary nebula due to its strong radiation in the OIII ( oxygen) bands. Reddish matter, believed to have been ejected from the original star before its final collapse, is visible in images. [5] It is slightly fainter than IC 2003.

The central star of the system was suspected to be binary since 1977, but was only confirmed in 2017. The central source consists of a low-mass O-type star and a white dwarf, with masses of 0.555 M and 0.679 M respectively. [6]

NGC 1360 was discovered in January 1868 by the German astronomer Friedrich August Theodor Winnecke. [7]

References

  1. ^ a b c "SIMBAD Astronomical Database". Results for NGC 1360. Retrieved 2011-06-03.
  2. ^ Smith, H. (9 April 2015). "On the distances of planetary nebulae". Monthly Notices of the Royal Astronomical Society. 449 (3): 2980–3005. arXiv: 1409.3422. Bibcode: 2015MNRAS.449.2980S. doi: 10.1093/mnras/stv456.
  3. ^ a b c "NGC/IC Project". Results for IC 1295. Archived from the original on 2012-05-20. Retrieved 2011-06-03.
  4. ^ "NGC 1360 Robin's Egg Planetary Nebula". Archived from the original on 2016-03-03. Retrieved 2015-04-06.
  5. ^ http://www.astrosurf.com/antilhue/ngc1360.htm Astrosurf
  6. ^ Miszalski, B.; Manick, R.; Mikołajewska, J.; Iłkiewicz, K.; Kamath, D.; Van Winckel, H. (2018). "SALT HRS discovery of a long-period double-degenerate binary in the planetary nebula NGC 1360". Monthly Notices of the Royal Astronomical Society. 473 (2): 2275. arXiv: 1703.10891. Bibcode: 2018MNRAS.473.2275M. doi: 10.1093/mnras/stx2501.
  7. ^ Students for the Exploration and Development of Space. "Friedrich August Theodor Winnecke (February 5, 1835 – December 3, 1897)". SEDS. Retrieved March 18, 2012.


From Wikipedia, the free encyclopedia
NGC 1360
Emission nebula
Planetary nebula
NGC 1360 as taken by the Mount Lemmon SkyCenter
Observation data: J2000 epoch
Right ascension03h 33m 14.646s [1]
Declination−25° 52′ 18.214″ [1]
Distance1,145  ly (351  pc) [1]
1,794  ly (550  pc) [2]  ly
Apparent magnitude (V)9.4 [3]
Apparent dimensions (V)11.0 × 7.5 arcmin [3]
Constellation Fornax
Notable features11.4v magnitude central star [3]
DesignationsPK220-53.1, ESO 482-PN007, AM 0331-260, GC 5315, PN G220.3-53.9, CD-26 1339
See also: Lists of nebulae

NGC 1360, also known as the Robin's Egg Nebula, [4] is a planetary nebula in the constellation of Fornax. It was identified as a planetary nebula due to its strong radiation in the OIII ( oxygen) bands. Reddish matter, believed to have been ejected from the original star before its final collapse, is visible in images. [5] It is slightly fainter than IC 2003.

The central star of the system was suspected to be binary since 1977, but was only confirmed in 2017. The central source consists of a low-mass O-type star and a white dwarf, with masses of 0.555 M and 0.679 M respectively. [6]

NGC 1360 was discovered in January 1868 by the German astronomer Friedrich August Theodor Winnecke. [7]

References

  1. ^ a b c "SIMBAD Astronomical Database". Results for NGC 1360. Retrieved 2011-06-03.
  2. ^ Smith, H. (9 April 2015). "On the distances of planetary nebulae". Monthly Notices of the Royal Astronomical Society. 449 (3): 2980–3005. arXiv: 1409.3422. Bibcode: 2015MNRAS.449.2980S. doi: 10.1093/mnras/stv456.
  3. ^ a b c "NGC/IC Project". Results for IC 1295. Archived from the original on 2012-05-20. Retrieved 2011-06-03.
  4. ^ "NGC 1360 Robin's Egg Planetary Nebula". Archived from the original on 2016-03-03. Retrieved 2015-04-06.
  5. ^ http://www.astrosurf.com/antilhue/ngc1360.htm Astrosurf
  6. ^ Miszalski, B.; Manick, R.; Mikołajewska, J.; Iłkiewicz, K.; Kamath, D.; Van Winckel, H. (2018). "SALT HRS discovery of a long-period double-degenerate binary in the planetary nebula NGC 1360". Monthly Notices of the Royal Astronomical Society. 473 (2): 2275. arXiv: 1703.10891. Bibcode: 2018MNRAS.473.2275M. doi: 10.1093/mnras/stx2501.
  7. ^ Students for the Exploration and Development of Space. "Friedrich August Theodor Winnecke (February 5, 1835 – December 3, 1897)". SEDS. Retrieved March 18, 2012.



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