WISE J140533.32+835030.5

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Coordinates: Sky map 14h 05m 37.29s, +83° 50′ 24.9″

WISE J140533.32+835030.5
Observation data
Epoch 2000.13[1]      Equinox J2000[1]
Constellation Camelopardalis
Right ascension 14h 05m 37.29s[1]
Declination 83° 50′ 24.9″[1]
Astrometry
Proper motion (μ) RA: -630 ± 10[1] mas/yr
Dec.: 570 ± 20[1] mas/yr
Distance 31.6 ± 5.5[1] ly
(9.7 ± 1.7[1] pc)

WISE J140533.32+835030.5 (W1405+8350) is a nearby brown dwarf of spectral type L8 or L9, located in constellation Camelopardalis at approximately 31.6 light-years from Earth.[1]

Discovery[edit]

W1405+8350 was discovered in 2013 by Castro et al.[1]

Distance[edit]

W1405+8350 distance estimates

Source Parallax, mas Distance, pc Distance, ly Ref.
Castro et al. (2013) 9.7 ± 1.7 31.6 ± 5.5 [1]

Non-trigonometric distance estimates are marked in italic. The best estimate is marked in bold.

Space motion[edit]

W1405+8350 proper motion estimates

Source μ,
mas/yr
P. A.,
°
μRA,
mas/yr
μDEC,
mas/yr
Ref.
Castro et al. (2013) 850 ± 20 312 -630 ± 10 570 ± 20 [1]

The most accurate estimates are marked in bold.

Physical properties[edit]

Temperature of the object is 1460 ± 90 K.[1]

References[edit]

  1. ^ a b c d e f g h i j k l m Castro, P. J.; Gizis, J. E.; Harris, H. C.; Mace, G. N.; Kirkpatrick, J. D.; McLean, I. S.; Pattarakijwanich, P.; Skrutskie, M. F. (2013). "Discovery of Four High Proper Motion L Dwarfs, Including a 10 pc L Dwarf at the L/T Transition". The Astrophysical Journal 776 (2): 126. arXiv:1308.5252. Bibcode:2013ApJ...776..126C. doi:10.1088/0004-637X/776/2/126.