Relative Percent Index - 2017-2018


Year:
2017-18 NBA RPI Rankings
RKTEAMRPIWLPCTSOSPWRPFPAEWLEWP
1 Houston .573 65 17 .793 .499 0 9213 8518 64-18 .785
2 Toronto .552 59 23 .720 .496 0 9156 8518 63-19 .767
3 Golden State .551 58 24 .707 .499 0 9304 8814 58-24 .709
4 Boston .539 55 27 .671 .495 0 8529 8235 53-29 .641
5 Philadelphia .534 52 30 .634 .500 0 9004 8635 55-27 .666
6 Utah .528 48 34 .585 .508 0 8540 8187 55-27 .667
7 Portland .526 49 33 .598 .502 0 8661 8448 49-33 .601
8 New Orleans .523 48 34 .585 .503 0 9161 9054 45-37 .548
  Cleveland .523 50 32 .610 .494 0 9091 9014 44-38 .535
10 Oklahoma City .522 48 34 .585 .500 0 8844 8564 52-30 .630
  Minnesota .522 47 35 .573 .504 0 8980 8797 48-34 .584
12 Indiana .520 48 34 .585 .498 0 8656 8543 45-37 .554
13 San Antonio .519 47 35 .573 .501 0 8424 8187 50-32 .616
14 Denver .516 46 36 .561 .501 0 9020 8899 46-36 .555
15 Milwaukee .507 44 38 .537 .498 0 8731 8756 40-42 .488
16 Washington .506 43 39 .524 .500 0 8742 8694 43-39 .523
17 LA .505 42 40 .512 .502 0 8937 8934 41-41 .501
18 Miami .504 44 38 .537 .493 0 8480 8441 43-39 .519
19 Detroit .493 39 43 .476 .499 0 8509 8521 41-41 .494
20 Charlotte .482 36 46 .439 .497 0 8874 8853 42-40 .510
  LA Lakers .482 35 47 .427 .500 0 8862 8989 36-46 .442
22 New York .463 29 53 .354 .499 0 8566 8858 30-52 .365
23 Brooklyn .460 28 54 .341 .500 0 8741 9048 30-52 .361
24 Sacramento .459 27 55 .329 .502 0 8104 8677 20-62 .245
25 Chicago .458 27 55 .329 .501 0 8440 9017 21-61 .251
26 Dallas .452 24 58 .293 .505 0 8390 8639 31-51 .382
27 Atlanta .448 24 58 .293 .499 0 8475 8922 25-57 .300
28 Orlando .447 25 57 .305 .495 0 8479 8874 26-56 .321
29 Memphis .445 22 60 .268 .504 0 8145 8654 22-60 .269
30 Phoenix .442 21 61 .256 .505 0 8522 9290 16-66 .194
Glossary
  • RK: Rank
  • RPI: Relative Percent Index
  • W: Wins
  • L: Losses
  • PCT: Win Percentage
  • PA: Points Against
  • EWL: Expected Win-Loss
  • EWP: Expected Winning Percentage
  • Relative Percent Index: The basic formula is 25% team winning percentage, 50% opponents' average winning percentage, and 25% opponents' opponents' average winning percentage.
  • Expected Winning Percentage and Win-Loss: Derived the Pythagorean 16.5 Method, the basketball adaptation of Bill James' Pythagorean theorem of baseball: Runs scored ^16.5 / (Runs scored ^16.5 + runs allowed ^16.5). This formula was designed to relate a team's points scored and points allowed to its won-lost record.

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