Guillermo Rivera
Isabela Quesiteros (ML)
Guillermo Rivera
Birthdate:
Sept. 13, 1887 (18 y, 1 m, 23 d)
Born In:
Guaynabo, BAY, PUR
Nationality:
Puerto Rican
Position:
P
Bats/Throws:
L/L
Height/Weight:
5'10"/157
Entry:
Unknown
Inj Prone:
Normal
Contract:
$700 / 1 year
ML Service Time:
2 years, 0 days
OSA Rating History
Loading Chart...
Ratings Changes
1905-11-05
Weight increased from 156 to 157
1905-10-18
Outfield Error increased from 24 to 25
Stuff vs L increased from 63 to 64
Movement Potential increased from 95 to 96
Movement increased from 95 to 96
Movement vs R increased from 96 to 97
Movement vs L increased from 94 to 96
PBABIP vs L increased from 77 to 78
Overall increased from 63 to 64
1905-09-25
Stuff Potential increased from 58 to 63
Stuff increased from 58 to 63
Stuff vs R increased from 58 to 63
Stuff vs L increased from 59 to 63
Control Potential increased from 81 to 83
Control increased from 81 to 83
Control vs R increased from 81 to 83
Control vs L increased from 81 to 83
Velocity increased from 86-88 mph to 87-89 mph
GB% increased from 61% to 62%
Stamina increased from 52 to 53
Fastball Pot increased from 41 to 43
Fastball increased from 41 to 43
Sinker Pot increased from 57 to 59
Sinker increased from 37 to 39
Curveball Pot increased from 92 to 94
Curveball increased from 92 to 94
Overall increased from 62 to 63
1905-09-16
Sac Bunt decreased from 40 to 39
Speed decreased from 19 to 18
Sinker Pot increased from 56 to 57
Overall decreased from 63 to 62
1905-09-08
Overall decreased from 64 to 63
1905-09-04
Infield Arm increased from 39 to 40
Outfield Error increased from 23 to 24
Movement vs R increased from 95 to 96
PBABIP vs R increased from 76 to 77
1905-08-26
Stamina increased from 51 to 52
1905-08-19
P defense increased from 37 to 38
P DF Potential increased from 37 to 38
PBABIP Potential increased from 76 to 77
PBABIP vs L increased from 76 to 77
PBABIP increased from 76 to 77
Overall increased from 63 to 64
1905-08-03
Bunt for Hit decreased from 7 to 6
1905-07-30
Sac Bunt increased from 39 to 40
Stuff vs L increased from 58 to 59
Sinker increased from 36 to 37
Overall decreased from 67 to 63
1905-07-26
Sac Bunt decreased from 40 to 39
Speed increased from 18 to 19
Stuff Potential increased from 53 to 58
Stuff increased from 53 to 58
Stuff vs R increased from 53 to 58
Stuff vs L increased from 53 to 58
Velocity increased from 85-87 mph to 86-88 mph
GB% increased from 60% to 61%
Fastball Pot increased from 39 to 41
Fastball increased from 39 to 41
Sinker Pot increased from 53 to 56
Curveball Pot increased from 90 to 92
Curveball increased from 90 to 92
Potential increased from 78 to 80
1905-07-20
Sac Bunt increased from 39 to 40
Potential increased from 77 to 78
1905-07-14
Overall increased from 66 to 67
1905-07-10
GB% decreased from 62% to 60%
Overall decreased from 68 to 66
1905-06-30
Infield Range increased from 19 to 20
P defense increased from 36 to 37
Stamina increased from 50 to 51
P DF Potential increased from 36 to 37
Overall increased from 67 to 68
Weight increased from 155 to 156
1905-06-26
Outfield Error increased from 22 to 23
1905-06-19
Overall decreased from 69 to 67
1905-06-11
Infield Arm increased from 38 to 39
Weight decreased from 156 to 155
1905-06-02
Overall decreased from 70 to 69
1905-05-17
Overall decreased from 71 to 70
Potential increased from 74 to 77
1905-05-12
Overall increased from 70 to 71
1905-05-07
Overall decreased from 71 to 70
1905-05-02
Sinker Pot increased from 52 to 53
1905-04-28
Weight increased from 154 to 156
1905-04-23
Movement Potential increased from 94 to 95
Movement increased from 94 to 95
1905-04-07
Speed increased from 17 to 18
1905-03-27
Stealing decreased from 2 to 1
Control Potential decreased from 82 to 81
Control decreased from 82 to 81
Control vs R decreased from 82 to 81
1905-03-20
Sinker Pot increased from 51 to 52
Weight increased from 153 to 154
1905-03-13
Speed decreased from 18 to 17
1905-03-06
Stuff Potential decreased from 69 to 53
Stuff decreased from 69 to 53
Stuff vs R decreased from 69 to 53
Stuff vs L decreased from 69 to 53
Role changed from RP to SP
1905-02-27
Infield Range increased from 18 to 19
Outfield Range increased from 40 to 41
P defense increased from 35 to 36
Stuff vs L increased from 68 to 69
Movement vs R increased from 94 to 95
Movement vs L increased from 92 to 94
Control Potential decreased from 83 to 82
Control decreased from 83 to 82
Control vs R decreased from 83 to 82
Control vs L decreased from 82 to 81
GB% increased from 52% to 62%
Sinker Pot increased from 0 to 51
Sinker increased from 0 to 36
P DF Potential increased from 35 to 36
PBABIP vs L increased from 75 to 76
1905-02-20
Bunt for Hit increased from 6 to 7
Movement Potential decreased from 95 to 94
Movement decreased from 95 to 94
Movement vs R decreased from 96 to 94
Movement vs L decreased from 93 to 92
Control vs L decreased from 83 to 82
Weight increased from 152 to 153
1905-02-04
Stuff vs R decreased from 70 to 69
Movement vs L increased from 92 to 93
Control Potential decreased from 84 to 83
Control decreased from 84 to 83
Control vs R decreased from 84 to 83
Control vs L decreased from 84 to 83
PBABIP Potential increased from 75 to 76
PBABIP vs L increased from 74 to 75
PBABIP increased from 75 to 76
1905-01-21
Sac Bunt decreased from 40 to 39
1904-12-30
Movement vs L decreased from 93 to 92
GB% decreased from 54% to 52%
Weight decreased from 153 to 152
1904-12-23
GB% decreased from 55% to 54%
Hold decreased from 94 to 93
Weight decreased from 154 to 153
1904-12-04
Power Potential increased from 5 to 20
Power increased from 5 to 20
Power vs R increased from 5 to 20
Power vs L increased from 5 to 20
Local Popularity increased from Unknown to Very Popular
National Popularity increased from Unknown to Very Popular
1904-11-25
PBABIP Potential increased from 19 to 75
PBABIP vs L increased from 19 to 74
PBABIP vs R increased from 19 to 76
PBABIP increased from 19 to 75
1904-11-18
Speed increased from 17 to 18
1904-11-07
Speed increased from 0 to 17
Stealing increased from 0 to 2
Baserunning increased from 0 to 1
1904-10-20
Weight increased from 151 to 154
Height increased from 179 to 180
1904-10-10
Outfield Range increased from 39 to 40
Movement Potential increased from 94 to 95
Movement increased from 94 to 95
Movement vs R increased from 95 to 96
Movement vs L increased from 92 to 93
1904-09-26
Infield Error increased from 9 to 10
P defense increased from 34 to 35
P DF Potential increased from 34 to 35
1904-09-12
Hold increased from 90 to 94
1904-09-05
Infield Arm increased from 37 to 38
Outfield Error increased from 21 to 22
1904-08-27
Bunt for Hit increased from 5 to 6
Outfield Range increased from 38 to 39
GB% increased from 54% to 55%
1904-08-15
Eye vs L increased from 31 to 32
1904-08-08
Outfield Arm increased from 7 to 8
Control Potential increased from 82 to 84
Control increased from 81 to 84
Control vs R increased from 82 to 84
Control vs L increased from 81 to 84
1904-08-01
Outfield Error increased from 20 to 21
Control Potential increased from 81 to 82
1904-07-18
Eye Potential increased from 31 to 32
Eye increased from 31 to 32
Stuff Potential increased from 65 to 69
Stuff increased from 65 to 69
Stuff vs R increased from 66 to 70
Stuff vs L increased from 64 to 68
Movement vs R increased from 94 to 95
Hold increased from 87 to 90
Curveball Pot increased from 88 to 90
Curveball increased from 88 to 90
Weight increased from 150 to 151
1904-07-04
Infield Error increased from 8 to 9
P defense increased from 33 to 34
GB% decreased from 55% to 54%
P DF Potential increased from 33 to 34
1904-06-20
Sac Bunt decreased from 41 to 40
1904-06-06
Gap Potential increased from 26 to 27
Gap increased from 26 to 27
Gap vs R increased from 26 to 27
Gap vs L increased from 26 to 27
Stuff Potential increased from 60 to 65
Stuff increased from 60 to 65
Stuff vs R increased from 61 to 66
Stuff vs L increased from 59 to 64
Velocity increased from 84-86 mph to 85-87 mph
Fastball Pot increased from 38 to 39
Fastball increased from 38 to 39
Curveball Pot increased from 85 to 88
Curveball increased from 85 to 88
1904-05-23
Outfield Error increased from 19 to 20
1904-05-16
Contact Potential increased from 26 to 27
Contact increased from 26 to 27
Contact vs R increased from 26 to 27
Contact vs L increased from 26 to 27
Avoid Ks vs L increased from 37 to 38
PBABIP vs L increased from 18 to 19
1904-05-09
BABIP Potential increased from 15 to 16
BABIP vs L increased from 15 to 16
BABIP increased from 15 to 16
1904-05-02
Sac Bunt increased from 40 to 41
Outfield Range increased from 37 to 38
BABIP vs R increased from 15 to 16
1904-04-25
Power Potential increased from 4 to 5
Power increased from 4 to 5
Power vs R increased from 4 to 5
Power vs L increased from 4 to 5
Infield Error increased from 7 to 8
Outfield Error increased from 18 to 19
P defense increased from 32 to 33
Stuff Potential increased from 59 to 60
Stuff increased from 59 to 60
Stuff vs R increased from 60 to 61
Fastball Pot increased from 37 to 38
Fastball increased from 37 to 38
P DF Potential increased from 32 to 33
1904-04-18
Infield Arm increased from 36 to 37
Stamina increased from 49 to 50
1904-04-04
Hold increased from 85 to 87
1904-02-22
Weight increased from 149 to 150