John Williamson
- Seasons
- 1973-74 to 1980-81
- Position
- G
- Height
- 6′2″
- Weight
- 185 lb
- Born
- Nov 10, 1951
- College
- New Mexico State
- Draft
- 1973, round 6, pick 96
2Championships
Career advanced
- PER
- 14.4
- True shooting
- .503
- Effective FG
- .466
- Usage rate
- 25.1
- Win shares
- 23.7
- WS per 48
- .073
- Box plus/minus
- -1.6
- VORP
- 1.5
- Best season, WS
- 5.1
- Best season, BPM
- -0.5
- MVP vote shares
- 0.00
- Finals appearances
- 0
League-leading seasons: 0 scoring, 0 rebounding, 0 assists, 0 steals, 0 blocks (per game, minimum 70% of team games).
Advanced by season
| Season | Team | Age | G | MP | PER | TS% | eFG% | USG% | OWS | DWS | WS | WS/48 | OBPM | DBPM | BPM | VORP | ORtg | DRtg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973-74 ABA | NYA | 22 | 77 | 2,264 | 13.5 | .524 | .492 | 21.8 | 1.6 | 2.6 | 4.2 | .089 | -1.3 | 0.0 | -1.3 | 0.4 | 100 | 102 |
| 1974-75 ABA | NYA | 23 | 75 | 1,872 | 12.6 | .520 | .484 | 21.0 | 1.0 | 2.2 | 3.3 | .083 | -1.5 | -0.4 | -2.0 | 0.0 | 101 | 103 |
| 1975-76 ABA | NYA | 24 | 76 | 2,255 | 13.1 | .491 | .454 | 24.3 | 1.0 | 1.8 | 2.8 | .060 | -1.3 | -1.0 | -2.3 | -0.2 | 99 | 106 |
| 1976-77 | 2+ teams | 25 | 72 | 2,481 | 15.9 | .501 | .459 | – | 2.3 | 1.6 | 3.9 | .075 | -0.3 | -0.8 | -1.2 | 0.5 | – | 103 |
| 1977-78 | 2+ teams | 26 | 75 | 2,731 | 15.1 | .488 | .438 | 27.9 | 2.0 | 1.4 | 3.4 | .059 | -0.2 | -1.6 | -1.7 | 0.2 | 97 | 105 |
| 1978-79 | NJN | 27 | 74 | 2,451 | 16.4 | .527 | .465 | 27.4 | 3.0 | 2.0 | 5.1 | .099 | 0.7 | -1.1 | -0.5 | 0.9 | 103 | 106 |
| 1979-80 | 2+ teams | 28 | 58 | 1,374 | 13.5 | .481 | .446 | 27.5 | 0.4 | 0.9 | 1.3 | .046 | -0.9 | -1.5 | -2.4 | -0.1 | 99 | 108 |
| 1980-81 | WSB | 29 | 9 | 112 | 4.2 | .358 | .330 | 25.3 | -0.4 | 0.1 | -0.3 | -0.117 | -5.2 | -0.5 | -5.7 | -0.2 | 74 | 105 |
What these mean
- TS%
- True shooting: scoring efficiency counting twos, threes and free throws together.
- eFG%
- Effective field goal %: field goal % with threes weighted 1.5x.
- USG%
- Usage rate: share of team plays a player finished while on the floor (from 1977-78).
- PER
- Player efficiency rating: per-minute production, league average is 15.
- WS
- Win shares: wins a player produced, split into offense (OWS) and defense (DWS).
- WS/48
- Win shares per 48 minutes; about .100 is league average.
- BPM
- Box plus/minus: points per 100 possessions above an average player (from 1973-74).
- VORP
- Value over replacement player: BPM converted to total value over a bench-level player (from 1973-74).
- ORtg / DRtg
- Points produced and allowed per 100 possessions.
Estimated plus-minus (EPM) is a proprietary Dunks & Threes metric and isn't included.