Jan van Breda Kolff
- Seasons
- 1974-75 to 1982-83
- Position
- F-G
- Height
- 6′7″
- Weight
- 195 lb
- Born
- Dec 16, 1951
- College
- Vanderbilt
- Draft
- 1974, round 2, pick 20
Career advanced
- PER
- 10.4
- True shooting
- .524
- Effective FG
- .455
- Usage rate
- 12.0
- Win shares
- 22.2
- WS per 48
- .077
- Box plus/minus
- -0.5
- VORP
- 5.3
- Best season, WS
- 4.5
- Best season, BPM
- 1.2
- 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1974-75 ABA | DNA | 23 | 84 | 1,639 | 11.9 | .560 | .453 | 12.9 | 1.9 | 1.9 | 3.8 | .111 | 0.2 | 0.7 | 0.9 | 1.2 | 110 | 104 |
| 1975-76 ABA | 2+ teams | 24 | 80 | 1,978 | 12.9 | .533 | .459 | 13.7 | 1.5 | 1.9 | 3.4 | .083 | 0.0 | 1.2 | 1.2 | 1.6 | 104 | 105 |
| 1976-77 | NYN | 25 | 72 | 2,398 | 12.0 | .520 | .445 | – | 2.0 | 2.5 | 4.5 | .091 | -1.0 | 0.3 | -0.7 | 0.8 | – | 99 |
| 1977-78 | NJN | 26 | 68 | 1,419 | 7.5 | .435 | .366 | 10.9 | -0.2 | 1.4 | 1.2 | .040 | -3.3 | 1.1 | -2.2 | -0.1 | 90 | 101 |
| 1978-79 | NJN | 27 | 80 | 1,998 | 10.8 | .534 | .463 | 12.0 | 0.9 | 2.7 | 3.6 | .087 | -1.6 | 1.7 | 0.1 | 1.1 | 101 | 101 |
| 1979-80 | NJN | 28 | 82 | 2,399 | 9.5 | .533 | .471 | 11.0 | 0.6 | 3.3 | 3.9 | .078 | -2.2 | 1.8 | -0.4 | 1.0 | 100 | 102 |
| 1980-81 | NJN | 29 | 78 | 1,426 | 6.5 | .506 | .412 | 11.2 | -0.6 | 1.2 | 0.6 | .019 | -3.9 | 0.8 | -3.1 | -0.4 | 91 | 107 |
| 1981-82 | NJN | 30 | 41 | 452 | 10.2 | .624 | .500 | 12.8 | 0.6 | 0.5 | 1.1 | .119 | -1.8 | 1.0 | -0.7 | 0.1 | 114 | 105 |
| 1982-83 | NJN | 31 | 13 | 63 | 8.6 | .451 | .357 | 12.3 | 0.0 | 0.1 | 0.1 | .095 | -3.8 | 0.7 | -3.1 | 0.0 | 99 | 98 |
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.