2025-2026 GHSA Boys Tennis Schedule - Explain Ranking - Collins Hill

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SchoolRecordWPOWPOOWPPSR
Collins Hill7 - 60.538460.396220.467710.46745
Home
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests
2 / 64 / 61 / 10 / 0
 
WP =
1.0 * 2 (Home Wins) + 1.0 * 4 (Away Wins) + 1.0 * 1 (Neutral Site Wins)
/
1.0 * 6 (Home Contests) + 1.0 * 6 (Away Contests) + 1.0 * 1 (Neutral Site Contests)
= 0.53846
OWP =
(Lanier)1 * 0.06667(Times Played * Opponent WP Excluding Collins Hill) +
(Seckinger)1 * 0.46154(Times Played * Opponent WP Excluding Collins Hill) +
(Buford)1 * 0.72222(Times Played * Opponent WP Excluding Collins Hill) +
(Mill Creek)1 * 0.52941(Times Played * Opponent WP Excluding Collins Hill) +
(Central Gwinnett)1 * 0.33333(Times Played * Opponent WP Excluding Collins Hill) +
(Dacula)2 * 0.41176(Times Played * Opponent WP Excluding Collins Hill) +
(Duluth)1 * 0.58333(Times Played * Opponent WP Excluding Collins Hill) +
(Parkview)1 * 0.56667(Times Played * Opponent WP Excluding Collins Hill) +
(Discovery)2 * 0.16667(Times Played * Opponent WP Excluding Collins Hill) +
(Archer)1 * 0.23077(Times Played * Opponent WP Excluding Collins Hill) +
(Mountain View)1 * 0.50000(Times Played * Opponent WP Excluding Collins Hill) / 13 (GHSA Opponent Count)
= 0.39622
OOWP =
(Lanier)1 * 0.43001(Times Played * Opponent OWP) +
(Seckinger)1 * 0.44398(Times Played * Opponent OWP) +
(Buford)1 * 0.61898(Times Played * Opponent OWP) +
(Mill Creek)1 * 0.58953(Times Played * Opponent OWP) +
(Central Gwinnett)1 * 0.36444(Times Played * Opponent OWP) +
(Dacula)2 * 0.41407(Times Played * Opponent OWP) +
(Duluth)1 * 0.49439(Times Played * Opponent OWP) +
(Parkview)1 * 0.51304(Times Played * Opponent OWP) +
(Discovery)2 * 0.42854(Times Played * Opponent OWP) +
(Archer)1 * 0.48215(Times Played * Opponent OWP) +
(Mountain View)1 * 0.45854(Times Played * Opponent OWP) / 13 (GHSA Opponent Count)
= 0.46771
PSRF = 0.35 * 0.53846 (WP) + 0.35 * 0.39622 (OWP) + 0.30 * 0.46771 (OOWP) = 0.46745
Opponents (Wins, Contests, WP excludes Collins Hill, OWP includes all opponents)
SchoolRecordHome
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests		WPOWP
Lanier1 - 140 / 80 / 61 / 10 / 00.066670.43001
Seckinger6 - 74 / 52 / 80 / 00 / 00.461540.44398
Buford13 - 55 / 65 / 93 / 30 / 00.722220.61898
Mill Creek9 - 86 / 103 / 70 / 00 / 00.529410.58953
Central Gwinnett3 - 62 / 61 / 30 / 00 / 00.333330.36444
Dacula7 - 105 / 102 / 70 / 00 / 00.411760.41407
Duluth7 - 52 / 33 / 72 / 20 / 00.583330.49439
Parkview7 - 52 / 52 / 21 / 32 / 20.566670.51304
Discovery2 - 101 / 51 / 70 / 00 / 00.166670.42854
Archer3 - 102 / 61 / 60 / 10 / 00.230770.48215
Mountain View6 - 63 / 73 / 50 / 00 / 00.500000.45854

Contests

Collins HillAAAAAA
2/05 Duluth 0 - 5  L
2/09 Parkview 0 - 5  L
2/17 At Seckinger 2 - 3  L
2/18 Discovery 3 - 2  W
2/18 At Archer 5 - 0  W
2/26 At Lanier 4 - 1  W
3/03 Discovery 5 - 0  W
3/05 Mountain View 1 - 4  L
3/10 Mill Creek 0 - 5  L
3/12 At Central Gwinnett 4 - 1  W
3/17 At Buford 0 - 5  L
3/19 At Dacula 4 - 1  W
3/26 Dacula (Neutral) 3 - 1  W
Wins: 7, Losses: 6, Ties: 0
LanierAAAAA
2/05 At Dacula 0 - 5  L
2/09 Denmark 0 - 5  L
2/18 At Grayson 1 - 4  L
2/19 Norcross 0 - 5  L
2/23 Winder-Barrow 2 - 3  L
2/26 Collins Hill 1 - 4  L
3/03 Johns Creek 0 - 5  L
3/05 Gainesville 0 - 5  L
3/10 At Milton 0 - 5  L
3/12 Meadowcreek (Neutral) 5 - 0  W
3/17 At Seckinger 0 - 5  L
3/19 Roswell 0 - 5  L
3/24 Chattahoochee 0 - 5  L
3/25 Stephens County 1 - 4  L
3/26 At Parkview 0 - 5  L
3/26 At Chattahoochee 0 - 3  L
Wins: 1, Losses: 15, Ties: 0
SeckingerAAAAA
2/10 East Forsyth 4 - 1  W
2/17 Collins Hill 3 - 2  W
2/19 At Mountain View 3 - 2  W
2/24 At Cherokee Bluff 2 - 3  L
3/02 Flowery Branch 4 - 1  W
3/04 At Hebron Christian 2 - 3  L
3/05 Roswell 0 - 5  L
3/10 Gainesville 3 - 2  W
3/12 At Chattahoochee 0 - 5  L
3/17 Lanier 5 - 0  W
3/19 At Johns Creek 0 - 5  L
3/23 At Dacula 3 - 2  W
3/24 At Milton 1 - 4  L
3/26 At Milton 0 - 3  L
Wins: 7, Losses: 7, Ties: 0
BufordAAAAAA
2/10 Peachtree Ridge 4 - 1  W
2/17 At St. Pius X 5 - 0  W
2/19 At Lambert 1 - 4  L
2/26 At Dunwoody 3 - 2  W
3/03 At Mill Creek 4 - 1  W
3/04 At Forsyth Central 0 - 5  L
3/05 At Central Gwinnett 5 - 0  W
3/09 At Greater Atlanta Christian 0 - 5  L
3/12 Dacula 5 - 0  W
3/13 LaGrange (Neutral) 3 - 2  W
3/13 Starrs Mill (Neutral) 4 - 1  W
3/14 Cambridge (Neutral) 3 - 2  W
3/16 Denmark 3 - 2  W
3/17 Collins Hill 5 - 0  W
3/19 Discovery 5 - 0  W
3/26 At Mountain View 3 - 2  W
3/26 At South Forsyth 2 - 3  L
3/30 Wesleyan 3 - 2  W
4/16 West Forsyth 1 - 4  L
Wins: 14, Losses: 5, Ties: 0
Mill CreekAAAAAA
2/05 At Norcross 3 - 2  W
2/10 Denmark 1 - 4  L
2/18 Cherokee Bluff 5 - 0  W
2/24 South Forsyth 1 - 4  L
2/25 At Forsyth Central -  F
3/03 Buford 1 - 4  L
3/05 Dacula 5 - 0  W
3/10 At Collins Hill 5 - 0  W
3/11 Brookwood 1 - 4  L
3/12 At Discovery 5 - 0  W
3/17 At Mountain View 5 - 0  W
3/18 At Oconee County 1 - 4  L
3/19 North Oconee 4 - 1  W
3/23 At Athens Academy 1 - 4  L
3/24 Central Gwinnett 5 - 0  W
3/25 Hebron Christian 4 - 1  W
3/27 At Wesleyan 0 - 1  L
3/31 Peachtree Ridge 5 - 0  W
Wins: 10, Losses: 8, Ties: 0
Central GwinnettAAAAAA
2/09 Berkmar 2 - 3  L
2/19 Shiloh 5 - 0  W
2/24 Peachtree Ridge 0 - 5  L
3/02 Meadowcreek 5 - 1  W
3/05 Buford 0 - 5  L
3/10 Dacula 1 - 4  L
3/12 Collins Hill 1 - 4  L
3/17 At Discovery 3 - 2  W
3/19 At Mountain View 0 - 5  L
3/24 At Mill Creek 0 - 5  L
Wins: 3, Losses: 7, Ties: 0
DaculaAAAAAA
2/03 Apalachee 1 - 4  L
2/05 Lanier 5 - 0  W
2/09 At Jackson County 1 - 4  L
2/10 At Loganville 1 - 4  L
2/17 Brookwood 1 - 4  L
2/18 Berkmar 4 - 1  W
2/19 At Archer 3 - 2  W
2/24 Winder-Barrow 5 - 0  W
3/03 Mountain View 1 - 4  L
3/04 At Flowery Branch 1 - 4  L
3/05 At Mill Creek 0 - 5  L
3/10 At Central Gwinnett 4 - 1  W
3/11 Grayson 4 - 0  W
3/12 At Buford 0 - 5  L
3/19 Collins Hill 1 - 4  L
3/23 Seckinger 2 - 3  L
3/24 Discovery 5 - 0  W
3/26 Collins Hill (Neutral) 1 - 3  L
3/31 Hebron Christian 1 - 4  L
Wins: 7, Losses: 12, Ties: 0
DuluthAAAAAA
2/03 Archer (Neutral) 5 - 0  W
2/05 At Collins Hill 5 - 0  W
2/09 North Forsyth (Neutral) 4 - 1  W
2/17 Discovery 5 - 0  W
2/19 At Grayson 4 - 1  W
2/24 At Mountain View 5 - 0  W
2/26 At Forsyth Central -  F
3/05 At Parkview 1 - 4  L
3/10 At Peachtree Ridge 3 - 2  W
3/12 Brookwood 0 - 5  L
3/19 Berkmar 5 - 0  W
3/24 At North Gwinnett 0 - 5  L
3/26 At Norcross 1 - 4  L
Wins: 8, Losses: 5, Ties: 0
ParkviewAAAAAA
2/09 At Collins Hill 5 - 0  W
2/10 At Discovery 4 - 1  W
2/18 At Hebron Christian 3 - 2  W
3/02 George Walton Academy (Non-GHSA) (Neutral) 5 - 0  W
3/03 Berkmar (Neutral) 5 - 0  W
3/05 Duluth 4 - 1  W
3/09 Lakeside, DeKalb 2 - 3  L
3/10 North Gwinnett (Neutral) 0 - 5  L
3/11 Bethlehem Christian Academy (Non-GHSA) (Neutral) 5 - 0  W
3/12 Norcross 2 - 3  L
3/19 Peachtree Ridge 2 - 3  L
3/24 Brookwood (Neutral) 0 - 5  L
3/26 Lanier 5 - 0  W
Wins: 8, Losses: 5, Ties: 0
DiscoveryAAAAAA
2/05 At Apalachee 1 - 4  L
2/10 Parkview 1 - 4  L
2/17 At Duluth 0 - 5  L
2/18 At Collins Hill 2 - 3  L
2/23 Meadowcreek 5 - 1  W
2/26 At Berkmar 1 - 4  L
3/03 At Collins Hill 0 - 5  L
3/05 At Norcross 0 - 5  L
3/10 Mountain View 0 - 5  L
3/12 Mill Creek 0 - 5  L
3/17 Central Gwinnett 2 - 3  L
3/19 At Buford 0 - 5  L
3/23 At Meadowcreek 3 - 2  W
3/24 At Dacula 0 - 5  L
Wins: 2, Losses: 12, Ties: 0
ArcherAAAAAA
2/03 Duluth (Neutral) 0 - 5  L
2/05 At Hebron Christian 0 - 5  L
2/10 At Mountain View 0 - 5  L
2/18 Collins Hill 0 - 5  L
2/19 Dacula 2 - 3  L
2/23 North Gwinnett 0 - 5  L
2/24 South Gwinnett 5 - 0  W
3/03 At Heritage, Conyers - 0  L
3/10 At Grayson 2 - 3  L
3/11 North Oconee 0 - 1  L
3/12 Rockdale County 5 - 0  W
3/16 At Monroe Area 2 - 3  L
3/17 At Newton 4 - 1  W
3/24 Grovetown 1 - 4  L
Wins: 3, Losses: 11, Ties: 0
Mountain ViewAAAAAA
2/03 At Norcross 0 - 5  L
2/04 At Flowery Branch -  F
2/10 Archer 5 - 0  W
2/17 At Grayson 5 - 0  W
2/19 Seckinger 2 - 3  L
2/24 Duluth 0 - 5  L
2/25 Grayson 4 - 1  W
3/03 At Dacula 4 - 1  W
3/05 At Collins Hill 4 - 1  W
3/10 At Discovery 5 - 0  W
3/17 Mill Creek 0 - 5  L
3/19 Central Gwinnett 5 - 0  W
3/26 Buford 2 - 3  L
Wins: 7, Losses: 6, Ties: 0