UScoCTIO 108

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UScoCTIO 108A
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Scorpius
Right ascension 16h 05m 53.94s[1]
Declination −18° 18′ 42.7″[1]
Characteristics
Spectral type M7[2]
Astrometry
Distance 473 ± 6 ly
(145 ± 2[2] pc)
Details
Mass 0.06 ± 0.02 [2] M☉
Luminosity 0.01 [2] L☉
Temperature 2700 ± 100 [2] K
Database references
SIMBAD data
UScoCTIO 108B
Position (relative to A)
Epoch of observation J2007.5
Angular distance 4.6 ± 0.1″ [2]
Position angle 177 ± 1° [2]
Observed separation
(projected)		 ~670 AU [2]
Characteristics
Spectral type M9.5–L3[2]
Details
Mass 0.013+0.002−0.008 [2] M☉
Luminosity 0.0007 [2] L☉
Temperature 2350+100−400 [2] K
Other designations
UscoCTIO 108b[3]
Database references
SIMBAD data

UScoCTIO 108 is a binary system, approximately 470 light-years away in the Upper Scorpius (USco) OB association. The primary, UScoCTIO 108A, with mass around 0.06 solar masses, is a brown dwarf or low-mass red dwarf. The secondary, UScoCTIO 108B, with a mass around the deuterium burning limit of 13 Jupiter masses, would be classified as either a brown dwarf or an extrasolar planet.[2]

References

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External links

  1. ↑ 1.0 1.1 UScoCTIO 108, entry, SIMBAD. Accessed on line June 17, 2008.
  2. ↑ 2.00 2.01 2.02 2.03 2.04 2.05 2.06 2.07 2.08 2.09 2.10 2.11 2.12 Lua error in package.lua at line 80: module 'strict' not found.
  3. ↑ NAME UScoCTIO 108b, entry, SIMBAD. Accessed on line June 17, 2008.
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