Play to Clinch
Season 1 2026
World Week 0 · Regular season
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Recruiting › class of 2027 › Profile ← Recruiting board
JC
🇺🇸 Jasper Calero USA
Class of 2027 · Born Marietta, OH · Oct 3 · ★★★3-Star
STR
46.2
current (projection)
StrikePrediction · favourite to commit: Princeton 20% 6 offers
Rankings
Recruiting board (consensus)#156
Ohio#1
Ranking points (943 pts · 24 events) #248
STR46.2
Junior STR (singles) 45.8
Doubles STR (results-based) 45.0
Junior Badges titles & ranking milestones
NATTop 300 STATETop 5 STATETop 10 STATETop 25
Junior Results tournament history
DATETOURNAMENT LEVELRESULT
Wk 1 Miami Classic Premier R16
Wk 2 Le Mans International Major R32
Wk 4 Tucumán Classic Premier R32
Wk 5 Swansea Classic Premier Quarterfinalist
Wk 7 Langley Classic Premier Quarterfinalist
Wk 8 Guangzhou Classic Premier R16
Wk 10 Hoboken Classic Premier R16
Wk 11 Richmond Classic Premier R32
Wk 13 Sisak Classic Premier Champion
Wk 14 Düsseldorf Open Major R32
Wk 16 Lucknow Open Premier R32
Wk 17 Plzeň Classic Premier R16
Wk 19 Los Angeles Open Premier R16
Wk 20 Kobe Classic Premier R32
Wk 22 Rio de Janeiro Classic Premier R32
Wk 23 Beijing International Premier R16
Wk 25 Rockhampton International Premier R32
Wk 26 Gijón Classic Premier R16
Wk 28 Split Open Premier R32
Wk 29 Apeldoorn International Premier Semifinalist
Wk 31 Čačak International Premier R32
Wk 32 Karlsruhe International Premier Quarterfinalist
Wk 34 Pune Classic Premier Champion
Wk 35 Yokohama Classic Premier R32
Junior Doubles ¼ weight into the combined ranking
DATETOURNAMENT LEVELPARTNERRESULT
Wk 4 Tucumán Classic Premier Goran People Semifinalist
Wk 5 Swansea Classic Premier Marcus Cunningham Quarterfinalist
Wk 7 Langley Classic Premier Reggie Rapinoe Semifinalist
Wk 8 Guangzhou Classic Premier Piotr Wolf Semifinalist
Wk 10 Hoboken Classic Premier Mykhailo Tymchyk Finalist
Wk 14 Düsseldorf Open Major Orien Ries Finalist
Wk 16 Lucknow Open Premier Renaldo Brun Quarterfinalist
Wk 17 Plzeň Classic Premier Konstantin Korolev Quarterfinalist
Wk 20 Kobe Classic Premier Yuba Saidi Semifinalist
Wk 23 Beijing International Premier Yuba Saidi Quarterfinalist
Wk 25 Rockhampton International Premier Kobi Jung Semifinalist
Wk 28 Split Open Premier Jan Provod Quarterfinalist
Wk 29 Apeldoorn International Premier Jesse Gradney Finalist
Wk 32 Karlsruhe International Premier Jeremy Boult Semifinalist
Wk 35 Yokohama Classic Premier Irvin Burgos Semifinalist
Junior Match Record every opponent was a fellow recruit
DATETOURNAMENT W/LOPPONENTSCORE
Wk 1 Miami Classic Round of 32 W Jeremy Boult 4-6 6-3 10-4
Wk 1 Miami Classic Round of 16 L Herb Kia 5-7 2-6
Wk 2 Le Mans International Round of 32 L Francis McClain 3-6 4-6
Wk 4 Tucumán Classic Round of 32 L Elishah Andrada 7-5 6-7 4-10
Wk 5 Swansea Classic Round of 32 W Martin Walts 6-3 1-6 10-2
Wk 5 Swansea Classic Round of 16 W Taylor Dalton-Hill 6-3 6-2
Wk 5 Swansea Classic Quarterfinals L Leon Feilhaber 2-6 2-6
Wk 7 Langley Classic Round of 32 W Justin Trhac 6-1 6-4
Wk 7 Langley Classic Round of 16 W David Holub 6-4 6-4
Wk 7 Langley Classic Quarterfinals L Federico Esposito 1-6 2-6
Wk 8 Guangzhou Classic Round of 32 W Jon Gwinnov 6-0 6-1
Wk 8 Guangzhou Classic Round of 16 L Clarence Clardy 3-6 4-6
Wk 10 Hoboken Classic Round of 32 W Wilson Márquez 6-3 6-4
Wk 10 Hoboken Classic Round of 16 L Mekhi Heldt 2-6 1-6
Wk 11 Richmond Classic Round of 32 L Pita Ngata 4-6 6-1 9-11
Wk 13 Sisak Classic Round of 32 W Alastair Meagher 6-3 6-4
Wk 13 Sisak Classic Round of 16 W Oscar Tilden 6-2 7-6
Wk 13 Sisak Classic Quarterfinals W Eero Tuovi 7-5 6-3
Wk 13 Sisak Classic Semifinals W Pedro Ibaka 6-2 6-3
Wk 13 Sisak Classic Final W Darwin Lee 6-3 6-4
Wk 14 Düsseldorf Open Round of 32 L Robby Gledhill 4-6 6-7
Wk 16 Lucknow Open Round of 32 L Alexis Lavoie 1-6 7-5 4-10
Wk 17 Plzeň Classic Round of 32 W Rafael Baena 6-2 6-4
Wk 17 Plzeň Classic Round of 16 L Marco Molina 4-6 4-6
Wk 19 Los Angeles Open Round of 32 W Omillio Hausmann 6-4 6-2
Wk 19 Los Angeles Open Round of 16 L Renaldo Brun 1-6 7-6 6-10
Wk 20 Kobe Classic Round of 32 L Konstantin Korolev 7-6 3-6 2-10
Wk 22 Rio de Janeiro Classic Round of 32 L Eric Sugimoto 6-7 6-2 11-13
Wk 23 Beijing International Round of 32 W Eric Sanchez 6-3 6-2
Wk 23 Beijing International Round of 16 L Kevin Menon 3-6 6-7
Wk 25 Rockhampton International Round of 32 L Min-soo Jeon 4-6 6-7
Wk 26 Gijón Classic Round of 32 W Yuba Saidi 1-6 6-1 10-8
Wk 26 Gijón Classic Round of 16 L Gaku Kamio 7-6 1-6 5-10
Wk 28 Split Open Round of 32 L Eric Sugimoto 3-6 4-6
Wk 29 Apeldoorn International Round of 32 W Nat Hardy 6-0 6-1
Wk 29 Apeldoorn International Round of 16 W Eero Tuovi 4-6 6-4 11-9
Wk 29 Apeldoorn International Quarterfinals W Reese Saleapaga 7-6 7-6
Wk 29 Apeldoorn International Semifinals L Leonardo Pino 6-4 1-6 8-10
Wk 31 Čačak International Round of 32 L Earthna Braden 6-7 7-6 10-12
Wk 32 Karlsruhe International Round of 32 W Daire Magee 6-1 3-6 10-3
Wk 32 Karlsruhe International Round of 16 W Pita Ngata 4-6 6-0 10-7
Wk 32 Karlsruhe International Quarterfinals L Jeremiah Dwyer 4-6 3-6
Wk 34 Pune Classic Round of 32 W Ostap Andriyevskyi 6-7 6-2 10-5
Wk 34 Pune Classic Round of 16 W Sabastian Kalvaria 6-3 5-7 10-4
Wk 34 Pune Classic Quarterfinals W Darwin Lee 6-7 7-5 10-5
Wk 34 Pune Classic Semifinals W Javi Pendande 6-4 4-6 10-7
Wk 34 Pune Classic Final W Darwin Fitzgibbon 3-6 7-5 10-7
Wk 35 Yokohama Classic Round of 32 L Arturo Conde 5-7 6-4 3-10
College List 6 offers
SCHOOLOFFERINTEREST SCHOL.STRIKEPRED.STATUS
Princeton ✓ Hot ½ 20% Finalist
Columbia ✓ Hot ½ 21% Finalist
Notre Dame ✓ Hot ½ 19% Finalist
Northwestern ✓ Hot ½ 22% Top School
Duke ✓ Hot ½ 19% Top School
Michigan ✓ Hot ½ —
Dreamsheet schools this recruit dreams of
Stanford Virginia North Carolina
Scouting two independent ceiling reads (±fog)
Shared service (consensus)57.0
Your department53.5
4-year projection48.8
Ranking History junior progression
DATE NATIONAL STATE STR
Early 2027 #205 #5 45.3
Mid 2027 #192 #5 45.8
Late 2027 #187 #4 45.8
Final 2027 #189 #3 45.8
Attributes visible current grades (20–80)
Serve Power 60
Serve Accuracy 47
Return 58
Forehand 50
Backhand 56
Consistency 61
Net Play 60
Speed 57
Stamina 62
Composure 41
Clutch 53
Recruiting
Intended majorNutrition
Junior tierRegional / State Elite
OriginDomestic
CommitmentUncommitted
Recruiting Timeline
Received interest from Columbia early_contact Wk 2
Received interest from Notre Dame early_contact Wk 2
Received interest from Princeton early_contact Wk 5
Offered by Columbia offers Wk 8
Offered by Northwestern offers Wk 12
Offered by Princeton offers Wk 13
Offered by Notre Dame offers Wk 13
Official visit to Columbia visits Wk 16
Official visit to Princeton visits Wk 17
Narrowed list to 3 schools narrowing Wk 19