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Table 2

Proper motion, parallax, distances, and tangential velocity.

Parameter Value Unit

μαcosδ −0.041 ± 0.002 arcsec/yr
μ δ −0.116 ± 0.002 arcsec/yr
π 0.142 ± 0.038 arcsec
d trig 7.0 ± 1.9 pc
dphotom,1a 5.0 ± 1.2 pc
dphotom,2b 6.0/6.6/6.0/6.5/8.4 pc
d adopted ≈5−8 pc
v tan ≈3−5 km s-1

Notes.

(a)

Based on comparison with absolute J and w2 magnitudes of LP 944-20.

(b)

Applying the spectral type/absolute magnitude relations of Dupuy & Liu (2012) to spectral types L0/M9.5/M9/M8.5/M8.

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