[ADJUST\]EMCEE Data Command [/BEGIN] /BOUNDS Par Low Up [...]
[/LENGTH Length] /PARAMETERS Va Vb Vc ... [/START A1 B1 C1 ...] [/STEP
A2 B2 C2 ...] [/WALKERS NWalk]
Specify the parameter bounds for some or all parameters. If not speci-
fied, the bounds are derived from +/- 10 times the parameter step.