SL 639

Distance from Sun: 50100 pc
Age: 22.0 Myr
V-band magnitude: 11.53
Mass: 2.4 · 103 M
Half-mass radius: 4.85 pc
Power-law MF slope: α = -2.48


Image Source: TRAPPIST/E. Jehin/ESO


Observations

Proper motion Velocity Dispersion
HST photometry Color magnitude diagram Mass function

N-body Fits

Surface density Proper motions Radial velocities
Remnant fraction Mass-to-light ratio