2025 GHSA Girls Tennis Schedule - Explain Ranking - Columbia

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SchoolRecordWPOWPOOWPPSR
Columbia5 - 40.566670.474600.485090.50997
Home
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests
1 / 32 / 32 / 30 / 0
 
WP =
0.9 * 1 (Home Wins) + 1.1 * 2 (Away Wins) + 1.0 * 2 (Neutral Site Wins)
/
0.9 * 3 (Home Contests) + 1.1 * 3 (Away Contests) + 1.0 * 3 (Neutral Site Contests)
= 0.56667
OWP =
(Miller Grove)2 * 0.50435(Times Played * Opponent WP Excluding Columbia) +
(Salem)2 * 0.12821(Times Played * Opponent WP Excluding Columbia) +
(Drew Charter School)2 * 1.00000(Times Played * Opponent WP Excluding Columbia) +
(South Atlanta)2 * 0.10891(Times Played * Opponent WP Excluding Columbia) +
(Redan)1 * 0.78846(Times Played * Opponent WP Excluding Columbia) / 9 (GHSA Opponent Count)
= 0.47460
OOWP =
(Miller Grove)2 * 0.42132(Times Played * Opponent OWP) +
(Salem)2 * 0.53155(Times Played * Opponent OWP) +
(Drew Charter School)2 * 0.46847(Times Played * Opponent OWP) +
(South Atlanta)2 * 0.56894(Times Played * Opponent OWP) +
(Redan)1 * 0.38525(Times Played * Opponent OWP) / 9 (GHSA Opponent Count)
= 0.48509
PSRF = 0.35 * 0.56667 (WP) + 0.35 * 0.47460 (OWP) + 0.30 * 0.48509 (OOWP) = 0.50997
Opponents (Wins, Contests, WP excludes Columbia, OWP includes all opponents)
SchoolRecordHome
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests		WPOWP
Miller Grove6 - 63 / 71 / 22 / 30 / 00.504350.42132
Salem1 - 70 / 40 / 21 / 20 / 00.128210.53155
Drew Charter School7 - 03 / 32 / 22 / 20 / 01.000000.46847
South Atlanta1 - 90 / 11 / 20 / 70 / 00.108910.56894
Redan8 - 20 / 02 / 46 / 60 / 00.788460.38525

Contests

ColumbiaAA
2/25 Miller Grove 3 - 0  W
2/27 At Salem 4 - 1  W
3/04 At Drew Charter School 1 - 4  L
3/06 South Atlanta (Neutral) 4 - 1  W
3/13 South Atlanta (Neutral) 2 - 3  L
3/18 Drew Charter School 1 - 4  L
3/20 Redan (Neutral) 4 - 1  W
3/25 Salem 0 - 5  L
3/27 At Miller Grove 4 - 1  W
Wins: 5, Losses: 4, Ties: 0
Miller GroveAA
2/25 At Columbia 0 - 3  L
2/26 Carver, Atlanta 1 - 4  L
2/27 Drew Charter School 0 - 5  L
3/04 South Atlanta (Neutral) 5 - 0  W
3/05 Therrell 5 - 0  W
3/06 Salem 4 - 1  W
3/11 Redan (Neutral) 0 - 5  L
3/12 Lithonia 2 - 3  L
3/13 At Salem 4 - 1  W
3/18 South Atlanta (Neutral) 5 - 0  W
3/19 Towers 5 - 0  W
3/20 At Drew Charter School 0 - 5  L
3/25 Redan 0 - 5  L
3/27 Columbia 1 - 4  L
Wins: 6, Losses: 8, Ties: 0
SalemAA
2/27 Columbia 1 - 4  L
3/04 Redan (Neutral) 0 - 5  L
3/06 At Miller Grove 1 - 4  L
3/11 South Atlanta 0 - 5  L
3/13 Miller Grove 1 - 4  L
3/18 Redan 0 - 5  L
3/20 South Atlanta (Neutral) 4 - 1  W
3/25 At Columbia 5 - 0  W
3/27 Drew Charter School 0 - 5  L
3/31 At Drew Charter School 1 - 4  L
Wins: 2, Losses: 8, Ties: 0
Drew Charter SchoolAA
2/25 South Atlanta (Neutral) 5 - 0  W
2/27 At Miller Grove 5 - 0  W
3/04 Columbia 4 - 1  W
3/13 Redan 5 - 0  W
3/18 At Columbia 4 - 1  W
3/20 Miller Grove 5 - 0  W
3/25 South Atlanta (Neutral) 4 - 1  W
3/27 At Salem 5 - 0  W
3/31 Salem 4 - 1  W
Wins: 9, Losses: 0, Ties: 0
South AtlantaAA
2/25 Drew Charter School (Neutral) 0 - 5  L
2/27 Redan (Neutral) 0 - 5  L
3/04 Miller Grove (Neutral) 0 - 5  L
3/06 Columbia (Neutral) 1 - 4  L
3/11 At Salem 5 - 0  W
3/13 Columbia (Neutral) 3 - 2  W
3/18 Miller Grove (Neutral) 0 - 5  L
3/20 Salem (Neutral) 1 - 4  L
3/25 Drew Charter School (Neutral) 1 - 4  L
3/27 Redan (Neutral) 1 - 4  L
4/01 Carver, Atlanta 1 - 4  L
4/03 At Elite Scholars Academy 1 - 4  L
Wins: 2, Losses: 10, Ties: 0
RedanAA
2/27 South Atlanta (Neutral) 5 - 0  W
3/04 Salem (Neutral) 5 - 0  W
3/11 Miller Grove (Neutral) 5 - 0  W
3/12 Clarkston (Neutral) 3 - 2  W
3/13 At Drew Charter School 0 - 5  L
3/18 At Salem 5 - 0  W
3/19 Southwest DeKalb (Neutral) 3 - 2  W
3/20 Columbia (Neutral) 1 - 4  L
3/22 At Southwest DeKalb 1 - 4  L
3/25 At Miller Grove 5 - 0  W
3/27 South Atlanta (Neutral) 4 - 1  W
Wins: 8, Losses: 3, Ties: 0