Alfredo Guerrero
West Michigan Whitecaps (A)
Alfredo Guerrero
Birthdate:
Jan. 19, 2020 (22 y, 6 m, 22 d)
Born In:
Maracaibo, ZUL, VEN
Nationality:
Venezuelan
Position:
P
Bats/Throws:
L/R
Height/Weight:
5'11"/175
Entry:
Unknown
Contract:
Minor League
ML Service Time:
None
OSA Rating History
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Ratings Changes
2042-07-27
Weight increased from 174 to 175
2042-06-29
Eye vs R increased from 4 to 5
2042-06-22
Forkball Pot decreased from 19 to 18
2042-05-25
Movement Potential increased from 15 to 16
Movement increased from 15 to 16
Movement vs R increased from 16 to 17
Movement vs L increased from 14 to 15
2042-04-27
Weight increased from 173 to 174
2042-04-06
Stuff vs R increased from 13 to 14
Stuff vs L increased from 12 to 13
Slider increased from 7 to 8
Forkball increased from 13 to 14
2042-03-17
Eye vs L increased from 3 to 4
Weight increased from 172 to 173
2042-03-05
Movement increased from 14 to 15
Movement vs R increased from 15 to 16
Movement vs L increased from 13 to 14
Stamina increased from 8 to 9
2042-01-29
Stuff decreased from 14 to 13
Stuff vs R decreased from 15 to 13
Stuff vs L decreased from 13 to 12
Stamina decreased from 9 to 8
Forkball increased from 12 to 13
Role changed from RP to SP
2042-01-14
Changeup increased from 6 to 7
2041-11-14
Movement increased from 13 to 14
Movement vs R increased from 14 to 15
Movement vs L increased from 12 to 13
Weight decreased from 173 to 172
2041-11-09
Eye increased from 3 to 4
Local Popularity decreased from Insignificant to Unknown
2041-09-15
Weight decreased from 174 to 173
2041-09-08
Contact increased from 2 to 3
Contact vs R increased from 2 to 3
Avoid Ks vs L increased from 1 to 2
Stuff vs R increased from 14 to 15
Knucklecurve increased from 13 to 14
2041-09-01
Avoid Ks increased from 1 to 2
Avoid Ks vs R increased from 1 to 2
2041-08-25
Eye vs R increased from 3 to 4
Fastball increased from 12 to 13
2041-08-18
Stuff increased from 13 to 14
Changeup increased from 5 to 6
Weight increased from 173 to 174
2041-08-11
Movement vs R increased from 13 to 14
2041-08-04
Stuff increased from 12 to 13
Stuff vs R increased from 12 to 14
Stuff vs L increased from 11 to 13
Movement increased from 12 to 13
Knucklecurve increased from 12 to 13
Role changed from SP to RP
2041-07-28
Movement decreased from 13 to 12
Forkball increased from 11 to 12
2041-07-14
Contact vs L increased from 1 to 2
2041-06-30
Weight decreased from 174 to 173
2041-06-16
Stuff increased from 11 to 12
2041-06-09
Contact increased from 1 to 2
2041-06-02
Control Potential increased from 9 to 10
Control increased from 9 to 10
Control vs L increased from 9 to 10
2041-05-26
Changeup increased from 4 to 5
Weight increased from 173 to 174
2041-05-19
Contact vs R increased from 1 to 2
2041-05-12
Control vs R increased from 9 to 10
2041-03-31
Eye vs L increased from 2 to 3
Movement increased from 12 to 13
Movement vs L increased from 11 to 12
2041-03-18
Movement increased from 11 to 12
Movement vs R increased from 12 to 13
Movement vs L increased from 10 to 11
GB% increased from 60% to 62%
2041-03-07
Eye increased from 2 to 3
Eye vs R increased from 2 to 3
Stuff vs R increased from 11 to 12
Stuff vs L increased from 10 to 11
2041-02-24
Control increased from 8 to 9
Control vs R increased from 8 to 9
Control vs L increased from 8 to 9
Knucklecurve increased from 11 to 12
2041-01-29
Movement vs L decreased from 11 to 10
GB% decreased from 61% to 60%
2040-12-30
Gap Potential increased from 8 to 9
Gap increased from 8 to 9
Movement vs L increased from 10 to 11
GB% increased from 60% to 61%
Slider Pot decreased from 16 to 15
2040-11-07
Local Popularity increased from Unknown to Insignificant
2040-10-18
Knucklecurve increased from 10 to 11
2040-10-11
Changeup increased from 3 to 4
2040-10-07
Stuff increased from 10 to 11
Movement increased from 10 to 11
Movement vs R increased from 11 to 12
2040-09-23
Gap vs R increased from 8 to 9
Speed increased from 2 to 3
2040-09-16
Movement vs R increased from 10 to 11
Movement vs L increased from 9 to 10
2040-09-09
Movement increased from 9 to 10
Forkball increased from 10 to 11
2040-08-26
Slider Pot decreased from 17 to 16
2040-08-19
Control Potential decreased from 10 to 9
Weight increased from 172 to 173
2040-08-04
Gap increased from 7 to 8
Gap vs R increased from 7 to 8
Gap vs L increased from 6 to 7
Movement vs R increased from 9 to 10
Movement vs L increased from 8 to 9
Fastball Pot decreased from 14 to 13
2040-07-29
Movement increased from 8 to 9
Movement vs R increased from 8 to 9
Movement vs L increased from 7 to 8
2040-07-22
Control vs L increased from 7 to 8
2040-07-15
Stuff vs R increased from 10 to 11
Stuff vs L increased from 9 to 10
Knucklecurve Pot decreased from 16 to 15
Knucklecurve increased from 9 to 10
2040-07-08
Movement increased from 7 to 8
Movement vs R increased from 7 to 8
Movement vs L increased from 6 to 7
Control Potential decreased from 11 to 10
2040-07-01
Changeup Pot decreased from 8 to 7
2040-06-10
Gap increased from 6 to 7
Gap vs L increased from 5 to 6
Slider Pot decreased from 18 to 17
2040-05-20
Control increased from 7 to 8
Control vs R increased from 7 to 8
Forkball increased from 9 to 10
2040-05-13
Control Potential decreased from 12 to 11
2040-05-06
Slider increased from 6 to 7
Changeup Pot decreased from 9 to 8
Weight increased from 171 to 172
2040-04-15
Stuff increased from 9 to 10
Fastball Pot decreased from 15 to 14
Slider Pot decreased from 19 to 18
Knucklecurve increased from 8 to 9
2040-04-01
Movement increased from 6 to 7
Movement vs R increased from 6 to 7
Control Potential decreased from 13 to 12
Changeup Pot decreased from 10 to 9
Changeup increased from 2 to 3
2040-03-20
Gap vs R increased from 6 to 7
2040-03-08
Weight decreased from 172 to 171
2040-02-21
Stuff vs R increased from 9 to 10
Stuff vs L increased from 8 to 9
Knucklecurve increased from 7 to 8
2040-02-06
Fastball increased from 11 to 12
2040-01-29
Changeup Pot decreased from 11 to 10
Knucklecurve Pot decreased from 17 to 16
2040-01-14
Control Potential decreased from 14 to 13
Slider Pot decreased from 20 to 19
2039-12-30
Weight decreased from 173 to 172
2039-12-15
Weight increased from 172 to 173
2039-11-17
Infield Arm decreased from 14 to 13
Movement vs R decreased from 7 to 6
Fastball decreased from 12 to 11
Weight decreased from 173 to 172
2039-10-26
Weight increased from 172 to 173
2039-09-25
Movement vs R increased from 6 to 7
Movement vs L increased from 5 to 6
GB% increased from 58% to 60%
Fastball Pot decreased from 16 to 15
2039-09-18
Control Potential decreased from 15 to 14
Changeup Pot decreased from 12 to 11
Weight decreased from 173 to 172
2039-09-04
Knucklecurve Pot increased from 16 to 17
2039-08-07
Changeup Pot decreased from 13 to 12
2039-07-31
Movement increased from 5 to 6
2039-07-24
Control Potential decreased from 16 to 15
2039-07-10
Weight increased from 172 to 173
2039-06-19
Stamina decreased from 13 to 9
Changeup Pot decreased from 14 to 13
Knucklecurve Pot increased from 15 to 16
2039-06-12
Control increased from 6 to 7
Control vs R increased from 6 to 7
Control vs L increased from 6 to 7
2039-05-29
Forkball Pot increased from 18 to 19
2039-05-22
Movement vs R increased from 5 to 6
Movement vs L increased from 4 to 5
Forkball increased from 8 to 9
Weight decreased from 173 to 172
2039-05-01
Control vs L increased from 5 to 6
Weight decreased from 174 to 173
2039-04-10
Knucklecurve Pot increased from 14 to 15
2039-03-10
Gap increased from 5 to 6
Gap vs R increased from 5 to 6
Gap vs L increased from 4 to 5
Fastball increased from 11 to 12
2039-02-27
Eye increased from 1 to 2
Eye vs R increased from 1 to 2
Eye vs L increased from 1 to 2
2039-01-29
Stuff increased from 8 to 9
Control increased from 5 to 6
Knucklecurve Pot increased from 13 to 14
Knucklecurve increased from 6 to 7
2039-01-14
Speed decreased from 3 to 2
Movement increased from 4 to 5
Movement vs R increased from 4 to 5
2039-01-01
Stuff Potential increased from 18 to 20
Stuff vs R increased from 8 to 9
Movement Potential increased from 14 to 15
Movement increased from 3 to 4
Movement vs R increased from 3 to 4
Movement vs L increased from 3 to 4
Control Potential increased from 14 to 16
GB% increased from 56% to 58%
Slider Pot increased from 17 to 20
Forkball Pot increased from 16 to 18
Knucklecurve Pot increased from 10 to 13
Knucklecurve increased from 5 to 6
Weight increased from 173 to 174
2038-07-01
Gap increased from 4 to 5
Gap vs R increased from 4 to 5
Stuff Potential increased from 17 to 18
Stuff increased from 7 to 8
Stuff vs R increased from 7 to 8
Stuff vs L increased from 6 to 8
Movement Potential decreased from 15 to 14
Movement increased from 2 to 3
Movement vs L increased from 2 to 3
Control Potential decreased from 15 to 14
Control increased from 4 to 5
Control vs R increased from 4 to 6
Control vs L increased from 4 to 5
Velocity increased from 95-97 mph to 96-98 mph
Fastball increased from 10 to 11
Slider Pot decreased from 18 to 17
Changeup Pot decreased from 16 to 14
Changeup increased from 1 to 2
Forkball increased from 7 to 8
Knucklecurve Pot increased from 0 to 10
Knucklecurve increased from 0 to 5
Weight increased from 171 to 173
2038-01-01
Gap increased from 3 to 4
Gap vs R increased from 3 to 4
Gap vs L increased from 3 to 4
Sac Bunt increased from 12 to 13
Infield Arm increased from 13 to 14
Stuff Potential increased from 16 to 17
Stuff increased from 6 to 7
Stuff vs R increased from 6 to 7
Stuff vs L increased from 5 to 6
Movement Potential increased from 13 to 15
Movement decreased from 7 to 2
Movement vs R decreased from 7 to 3
Movement vs L decreased from 6 to 2
Control increased from 2 to 4
Control vs R increased from 2 to 4
Control vs L increased from 2 to 4
Velocity increased from 93-95 mph to 95-97 mph
GB% decreased from 58% to 56%
Fastball Pot increased from 15 to 16
Fastball increased from 8 to 10
Slider Pot increased from 17 to 18
Slider increased from 5 to 6
Forkball Pot increased from 15 to 16
2037-07-01
Gap vs L increased from 2 to 3
Speed decreased from 4 to 3
Infield Range decreased from 4 to 3
P defense decreased from 8 to 7
Stuff increased from 5 to 6
Stuff vs R increased from 5 to 6
Movement Potential increased from 12 to 13
Movement increased from 6 to 7
Velocity increased from 92-94 mph to 93-95 mph
GB% increased from 56% to 58%
Fastball Pot increased from 14 to 15
Slider increased from 4 to 5
Forkball Pot increased from 14 to 15
Weight increased from 167 to 171