On-base percentage (OBP) Calculator

Posted by Dinesh on

Calculate On-base percentage (OBP) using simple baseball statistics calculator online. This tool helps to measure of how often a baseball batter reaches base. It is around equal to Times on Base / Plate appearances.

OPS scale
CategoryClassificationOPS Range
AGreat.9000 and Higher
BVery Good.8333 to .8999
CAbove Average.7667 to .8333
DAverage.7000 to .7666
EBelow Average.6334 to .6999
FPoor.5667 to .6333
GVery Poor.5666 and Lower

On-base percentage (OBP) Calculation

Formula:

OBP = ( H + BB + HBP ) / ( AB + BB + HBP + SF)

where,
  • H - Hits
  • BB - Bases on Balls (Walks)
  • HBP - Hit By Pitch
  • AB - At bats
  • SF - Sacrifice Flies
  • OBP - On base percentage