2025-2026 GHSA Girls Basketball Schedule - Explain Ranking - Osborne


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SchoolRecordWPOWPOOWPPSR
Osborne3 - 60.333330.526350.505740.45261
Home
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests
1 / 41 / 11 / 40 / 0
 
WP =
0.9 * 1 (Home Wins) + 1.1 * 1 (Away Wins) + 1.0 * 1 (Neutral Site Wins)
/
1.0 * 4 (Home Contests) + 1.0 * 1 (Away Contests) + 1.0 * 4 (Neutral Site Contests)
= 0.33333
OWP =
(Chapel Hill)1 * 0.76429(Times Played * Opponent WP Excluding Osborne) +
(Douglas County(NR))1 * 0.22308(Times Played * Opponent WP Excluding Osborne) +
(Campbell)1 * 0.84286(Times Played * Opponent WP Excluding Osborne) +
(Harrison)1 * 0.00000(Times Played * Opponent WP Excluding Osborne) +
(Grayson)1 * 1.02000(Times Played * Opponent WP Excluding Osborne) +
(Dutchtown)1 * 0.49000(Times Played * Opponent WP Excluding Osborne) +
(Norcross)1 * 0.69231(Times Played * Opponent WP Excluding Osborne) +
(South Cobb)1 * 0.62000(Times Played * Opponent WP Excluding Osborne) +
(Lithia Springs)1 * 0.08462(Times Played * Opponent WP Excluding Osborne) / 9 (GHSA Opponent Count)
= 0.52635
OOWP =
(Chapel Hill)1 * 0.46001(Times Played * Opponent OWP) +
(Douglas County(NR))1 * 0.45707(Times Played * Opponent OWP) +
(Campbell)1 * 0.43669(Times Played * Opponent OWP) +
(Harrison)1 * 0.63790(Times Played * Opponent OWP) +
(Grayson)1 * 0.58333(Times Played * Opponent OWP) +
(Dutchtown)1 * 0.51042(Times Played * Opponent OWP) +
(Norcross)1 * 0.56500(Times Played * Opponent OWP) +
(South Cobb)1 * 0.43686(Times Played * Opponent OWP) +
(Lithia Springs)1 * 0.46437(Times Played * Opponent OWP) / 9 (GHSA Opponent Count)
= 0.50574
PSRF = 0.35 * 0.33333 (WP) + 0.35 * 0.52635 (OWP) + 0.30 * 0.50574 (OOWP) = 0.45261
Opponents (Wins, Contests, WP excludes Osborne, OWP includes all opponents)
SchoolRecordHome
Wins/Contests		Away
Wins/Contests		Neutral Site
Wins/Contests		Non-GHSA
Wins/Contests		WPOWP
Chapel Hill11 - 37 / 84 / 40 / 20 / 00.764290.46001
Douglas County(NR)3 - 102 / 41 / 70 / 20 / 00.223080.45707
Campbell6 - 12 / 21 / 12 / 31 / 10.842860.43669
Harrison0 - 90 / 10 / 60 / 20 / 00.000000.63790
Grayson5 - 01 / 12 / 22 / 20 / 01.020000.58333
Dutchtown5 - 52 / 21 / 32 / 50 / 00.490000.51042
Norcross9 - 43 / 63 / 43 / 30 / 00.692310.56500
South Cobb3 - 21 / 12 / 40 / 00 / 00.620000.43686
Lithia Springs1 - 120 / 51 / 70 / 10 / 00.084620.46437

Contests

OsborneAAAAAA
11/08 Grayson (Neutral) 15 - 59  L
11/15 Chapel Hill 55 - 61  L
11/24 Dutchtown (Neutral) 32 - 51  L
11/25 Norcross (Neutral) 32 - 61  L
12/09 At Harrison 52 - 34  W
12/12 South Cobb 39 - 44  L
12/16 Campbell 20 - 69  L
12/22 Douglas County (Neutral) 53 - 15  W
12/23 Lithia Springs 49 - 34  W
Wins: 3, Losses: 6, Ties: 0
Chapel HillAAAAAA
11/08 At Riverwood 57 - 29  W
11/11 At Hiram 48 - 23  W
11/14 South Paulding 40 - 28  W
11/15 At Osborne 61 - 55  W
11/18 Adairsville 41 - 27  W
11/21 Lithia Springs 66 - 13  W
12/02 Eastside 49 - 32  W
12/05 Northgate 61 - 23  W
12/06 At Villa Rica 67 - 51  W
12/09 Griffin 51 - 25  W
12/16 Douglas County 61 - 24  W
12/20 Alexander (Neutral) 34 - 45  L
12/23 New Manchester (Neutral) 47 - 64  L
12/30 At Pace Academy 56 - 51  W
1/02 Carrollton 37 - 59  L
Wins: 12, Losses: 3, Ties: 0
Douglas County(NR)AAAAAA
11/15 At Lithonia 14 - 64  L
11/22 At Carver, Atlanta 44 - 40  W
12/02 Heritage, Conyers 23 - 61  L
12/05 At East Paulding 12 - 60  L
12/06 Carver, Atlanta 34 - 19  W
12/13 At Heard County 16 - 55  L
12/16 At Chapel Hill 24 - 61  L
12/18 Drew Charter School (Neutral) 27 - 42  L
12/20 Lithia Springs 39 - 35  W
12/22 Osborne (Neutral) 15 - 53  L
12/27 At Campbell 4 - 66  L
12/28 Westlake (Neutral) 22 - 65  L
1/02 At East Coweta 19 - 51  L
1/03 East Paulding 19 - 49  L
Wins: 3, Losses: 11, Ties: 0
CampbellAAAAAA
11/08 Kell (Neutral) 51 - 59  L
11/15 Carrollton Girls Night Out Tournament TBD (Non-GHSA) (Neutral) 55 - 43  W
11/28 Josey (Neutral) 57 - 38  W
12/09 At Pebblebrook 75 - 26  W
12/12 Harrison 69 - 18  W
12/16 At Osborne 69 - 20  W
12/27 Douglas County 66 - 4  W
12/29 Dacula (Neutral) 51 - 26  W
Wins: 7, Losses: 1, Ties: 0
HarrisonAAAAAA
11/11 At North Cobb 30 - 51  L
11/18 North Paulding 11 - 69  L
11/24 At Creekview 13 - 79  L
12/02 At Walton 23 - 57  L
12/09 Osborne 34 - 52  L
12/12 At Campbell 18 - 69  L
12/13 At Pope 29 - 65  L
12/16 At South Cobb 28 - 29  L
12/19 Northview (Neutral) 14 - 68  L
12/20 Jefferson (Neutral) 13 - 65  L
Wins: 0, Losses: 10, Ties: 0
GraysonAAAAAA
11/08 Osborne (Neutral) 59 - 15  W
11/22 Greater Atlanta Christian (Neutral) 63 - 44  W
11/25 Dutchtown (Neutral) 72 - 27  W
12/05 At Luella 80 - 74  W
12/13 Loganville 55 - 37  W
12/15 At Rockdale County 70 - 25  W
Wins: 6, Losses: 0, Ties: 0
DutchtownAAAAA
11/08 Griffin (Neutral) 52 - 23  W
11/13 At Starrs Mill 59 - 70  L
11/22 Chattahoochee (Neutral) 45 - 33  W
11/24 Osborne (Neutral) 51 - 32  W
11/25 Grayson (Neutral) 27 - 72  L
11/28 Jackson, Atlanta (Neutral) 46 - 59  L
12/06 At Eagles Landing 55 - 40  W
12/09 Lovejoy 55 - 40  W
12/12 At Hughes 21 - 58  L
12/13 Warner Robins (Neutral) 34 - 68  L
1/03 Griffin 48 - 36  W
Wins: 6, Losses: 5, Ties: 0
NorcrossAAAAAA
11/08 At St. Francis 40 - 50  L
11/18 Stockbridge 62 - 43  W
11/24 Tucker (Neutral) 57 - 35  W
11/25 Osborne (Neutral) 61 - 32  W
12/02 Etowah 43 - 50  L
12/05 At Peachtree Ridge 55 - 22  W
12/09 Meadowcreek 63 - 12  W
12/12 At Parkview 55 - 25  W
12/13 Woodward Academy 49 - 66  L
12/15 North Gwinnett 59 - 24  W
12/19 At Heard County 48 - 36  W
12/29 South Effingham (Neutral) 50 - 26  W
12/30 Monroe (Neutral) 57 - 54  W
1/06 Brookwood 29 - 34  L
Wins: 10, Losses: 4, Ties: 0
South CobbAAAAAA
11/14 At Lakeside, DeKalb 27 - 61  L
11/18 At Kennesaw Mountain 37 - 30  W
11/21 At North Atlanta 46 - 41  W
12/09 At McEachern 14 - 43  L
12/12 At Osborne 44 - 39  W
12/16 Harrison 29 - 28  W
Wins: 4, Losses: 2, Ties: 0
Lithia SpringsAAAAA
11/18 Newnan 19 - 79  L
11/21 At Chapel Hill 13 - 66  L
11/29 Bowdon 38 - 56  L
12/02 At Paideia 19 - 28  L
12/02 At Heard County 58 - 18  W
12/09 At Villa Rica 14 - 77  L
12/12 South Paulding 25 - 80  L
12/16 Kennesaw Mountain 31 - 40  L
12/18 At Hiram 22 - 64  L
12/20 At Douglas County 35 - 39  L
12/22 Midtown (Neutral) 24 - 63  L
12/23 At Osborne 34 - 49  L
1/02 Hiram 16 - 43  L
1/06 At East Paulding 12 - 48  L
Wins: 1, Losses: 13, Ties: 0