FROM TH2F
constant
0.024577691925691904+-0.015155792795893349
chi2/ndof = 0.035930057091571585
plane
0.11220280030079503+-0.10472027967697325
invpt slope = 0.010213356840450709+-0.009494736394047085
theta slope = -0.08644494835783983+-0.08248233040155355
chi2/ndof = 0.008848285910467438
from tgraph2D
constant
0.05680604529847851+-0.003760259803712693
chi2/ndof = 0.0016119091318616578
plane
0.12832281978413776+-0.011173102216068998
invpt slope = 0.014890873727650418+-0.0010608490886920062
theta slope = -0.1070386488697353+-0.010092146207439822
chi2/ndof = 0.0004341723589191913