Summary of 117 Home Runs

37 leading off, 2 walk-off, 8 tying, 60 go ahead

3 Tms
SEA 99
NYY 13
MIA 5
Platoon
vs RHP 88
vs LHP 29
Home/Road
Home 66
Away 51
Outs
0 68
2 26
1 23
24 Opps
TEX 16
ANA/LAA 12
KCR 11
BAL 10
NYY 9
18 Parks
T-Mobile Pk (SEA) 54
Yankee Stad3 (NYC) 13
Rangers Bpk (ARL) 7
KauffmanStad (KAN) 6
Angel Stad (ANA) 6
Where Hit
9 97
89 17
8 2
78 1
 
General field locations
when available.
Pitches
2 36
1 26
3 21
4 14
5 12
Pitches in PA
when available.
Game Totals
1·HR gms 103
2·HR gms 7
Gms w/ this # = 0
are not shown.
Bases
--- 82
1-- 15
-2- 5
123 4
1-3 4
Inning
1 39
2 4
3 16
4 8
5 8
RelScore
+4.. 9
+3 5
+2 5
+1 6
Tied 53
Before event,
for batter
Count
0-0 26
1-0 24
2-1 12
0-1 12
1-1 10
Pitch data mostly complete since 1988.
DefPos
RF 97
CF 13
DH 3
PH 2
LF 2
OrderPos
1st 98
8th 5
2nd 4
7th 3
9th 3
Leverage
High Lev 15
Medium Lev 70
Low Lev 32

Play By Play

Play By Play
2001 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
11112001-04-06SEA@TEXJeff Zimmermantied 7-7t 1011--1,(0-0) X2190.40991%Home Run (Fly Ball to Deep RF); C. Gipson Scores
22212001-04-18SEATEXDoug Davisbehind 4-7b 62---2,(0-1) CX1190.08320%Home Run (Fly Ball to Deep RF)
33312001-06-10SEASDPDavid Leeahead 6-0b 401--3,(2-0) BBX2190.01799%Home Run (Fly Ball to Deep RF); C. Gipson Scores
44412001-07-02SEA@TEXJeff Zimmermanbehind 5-7t 92--32,(1-0) BX2290.34539%Home Run (Fly Ball to Deep RF); T. Lampkin Scores
55512001-07-06SEA@LADKevin Browntied 0-0t 10---4,(2-1) BFBX1190.10160%Lead-OffHome Run (Fly Ball to Deep RF)
66612001-07-27SEAMINGrant Balfourahead 8-3b 82---1,(0-0) X1190.004100%Home Run (Fly Ball to Deep RF)
77712001-09-08SEABALRick Bauertied 1-1b 30---2,(1-0) BX1190.11467%Home Run (Fly Ball to Deep RF)
88812001-09-30SEAOAKTim Hudsonahead 2-0b 51---2,(0-1) CX1190.07788%Home Run (Fly Ball to Deep RF)
2002 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
99112002-06-06SEA@OAKBarry Zitotied 0-0t 10---1,(0-0) X11DH0.09559%Lead-OffHome Run (Fly Ball to Deep RF)
1010212002-06-29SEACOLMike Hamptontied 0-0b 10---2,(1-0) BX1190.09665%Lead-OffHome Run (Fly Ball to LF-CF)
1111312002-07-13SEA@TBDTanyon Sturtzetied 0-0t 10---1,(0-0) X1190.09560%Lead-OffHome Run (Fly Ball to Deep RF)
1212422002-07-13SEA@TBDTanyon Sturtzetied 2-2t 30---3,(1-1) BFX1190.11061%Home Run (Fly Ball to Deep RF)
1313512002-07-23SEATEXIsmael Valdezbehind 0-1b 40---1,(0-0) X1190.13056%Home Run (Fly Ball to Deep RF)
1414612002-07-25SEATEXAaron Myettetied 1-1b 221-37,(2-2) SBSBFFX3190.24680%Home Run (Fly Ball to Deep RF); M. Cameron Scores; B. Davis Scores
1515712002-09-09SEA@TEXAaron Myettetied 0-0t 10---6,(3-2) BFBFBX1190.09059%Lead-OffHome Run (Fly Ball to CF-RF)
1616812002-09-24SEAOAKBarry Zitotied 0-0b 10---1,(0-0) X1190.09665%Lead-OffHome Run (Fly Ball to Deep RF)
2003 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
1717112003-04-12SEATEXReynaldo Garciaahead 6-2b 311--3,(0-2) 1SCX2190.06095%Home Run (Line Drive to Deep RF); J. Cirillo Scores
1818212003-05-04SEA@CHWBartolo Colóntied 0-0t 32---2,(0-1) CX1190.11157%Home Run (Fly Ball to Deep RF)
1919312003-05-10SEACHWBartolo Colónahead 2-0b 30---1,(0-0) X1190.07584%Home Run (Line Drive to CF-RF)
2020412003-05-17SEA@DETNate Cornejotied 0-0t 10---2,(0-1) CX1190.09760%Lead-OffHome Run (Line Drive to Deep RF)
2121512003-05-31SEA@MINRick Reedahead 4-1t 71---3,(2-0) BBX1190.05493%Home Run (Fly Ball to Deep RF)
2222612003-06-17SEAANAKevin Appiertied 0-0b 10---3,(1-1) CBX1190.09765%Lead-OffHome Run (Fly Ball to CF-RF)
2323722003-06-17SEAANAKevin Appiertied 1-1b 31---4,(2-1) BBLX1190.11865%Home Run (Fly Ball to Deep RF)
2424812003-07-08SEABALJason Johnsontied 0-0b 10---2,(1-0) BX1190.09765%Lead-OffHome Run (Line Drive to Deep RF)
2525912003-07-18SEA@KCRMike MacDougalbehind 2-3t 921232,(0-1) FX4190.71295%Home Run (Fly Ball to Deep RF); L. Ugueto Scores; W. Bloomquist Scores; J. Mabry Scores
26261012003-07-25SEATEXRobert Ellistied 3-3b 421-34,(2-1) BTB1X3190.28184%Home Run (Fly Ball to Deep RF); R. Winn Scores; W. Bloomquist Scores
27271112003-08-15SEABOSMike Timlintied 4-4b 611237,(1-2) CFFFBFX4190.23895%Home Run (Line Drive to Deep RF); M. McLemore Scores/unER; D. Wilson Scores; W. Bloomquist Scores
28281212003-09-05SEA@BALJason Johnsonahead 2-1t 621--1,(0-0) X2190.21284%Home Run (Line Drive to Deep RF); B. Davis Scores
29291312003-09-12SEAANAJohn Lackeyahead 4-1b 50---1,(0-0) X1190.04793%Home Run (Fly Ball to Deep RF)
2004 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
3030112004-04-30SEA@DETJason Johnsontied 0-0t 10---2,(1-0) BX1190.09560%Lead-OffHome Run (Line Drive to Deep RF)
3131212004-05-20SEABALJohn Parrishahead 6-0b 70---3,(2-0) BBX1190.004100%Home Run (Fly Ball to Deep RF)
3232312004-05-26SEA@CLECC Sabathiaahead 3-0t 71---2,(1-0) BX1190.05293%Home Run (Fly Ball to Deep RF)
3333412004-07-31SEA@ANATroy Percivalbehind 6-7t 90---1,(0-0) ..X1190.32850%Home Run (Fly Ball to Deep RF)
3434512004-08-15SEANYYKevin Browntied 0-0b 10---5,(1-2) BFFFX1190.09464%Lead-OffHome Run (Fly Ball to Deep RF)
3535612004-08-17SEA@KCRDarrell Maytied 0-0t 10---2,(0-1) FX1190.09159%Lead-OffHome Run (Fly Ball to Deep RF)
3636712004-08-26SEAKCRJeremy Affeldtbehind 2-7b 90---1,(0-0) .X1190.0122%Home Run (Fly Ball to Deep CF)
3737812004-08-29SEAKCRJimmy Gobblebehind 0-2b 40---2,(1-0) BX1190.11543%Home Run (Fly Ball to Deep RF)
2005 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
3838112005-04-17SEA@CHWFreddy Garcíatied 0-0t 10---2,(1-0) BX1190.09359%Lead-OffHome Run (Fly Ball to Deep RF)
3939212005-04-28SEA@TEXChris Youngtied 1-1t 81---3,(1-1) CBX1190.25771%Home Run (Fly Ball to Deep RF)
4040312005-05-11SEA@NYYCarl Pavanobehind 5-6t 41---5,(3-1) BBBCX1190.12447%Home Run (Fly Ball to Deep RF)
4141412005-06-15SEAPHIVicente Padillabehind 0-1b 10---6,(3-2) CBFBBX1190.10255%Lead-OffHome Run (Fly Ball to CF-RF)
4242512005-06-17SEANYMKazuhisa Ishiitied 0-0b 22-233,(2-0) BBX3190.24380%Home Run (Line Drive to Deep RF); M. Morse Scores; P. Borders Scores
4343612005-06-28SEA@OAKBarry Zitotied 0-0t 10---2,(1-0) BX1190.09560%Lead-OffHome Run (Fly Ball to CF-RF)
4444712005-07-22SEA@CLEScott Elartonbehind 2-3t 801--2,(0-1) S1X2190.40675%Home Run (Fly Ball to Deep RF); C. Snelling Scores
4545812005-07-30SEACLECC Sabathiabehind 0-2b 40---4,(2-1) BCBX1190.11943%Home Run (Fly Ball to Deep RF)
4646922005-07-30SEACLECC Sabathiatied 2-2b 60---3,(1-1) BFX1190.16774%Home Run (Line Drive to Deep RF)
47471012005-08-13SEALAABartolo Colónbehind 0-8b 61---2,(0-1) LX1190.0061%Home Run (Fly Ball to Deep RF)
48481112005-08-15SEAKCRJonah Baylissahead 8-1b 811--2,(1-0) BX2190.001100%Home Run (Line Drive to Deep RF); Y. Torrealba Scores
49491212005-08-23SEA@TEXChris Youngtied 0-0t 10---2,(0-1) CX1190.09159%Lead-OffHome Run (Fly Ball to Deep RF)
50501312005-08-25SEA@TEXJustin Thompsonahead 4-1t 911232,(1-0) BX4190.022100%Home Run (Fly Ball to Deep RF); G. Dobbs Scores; J. Reed Scores; J. Strong Scores
51511412005-08-29SEANYYMike Mussinatied 0-0b 10---2,(1-0) BX1190.09965%Lead-OffHome Run (Line Drive to Deep RF)
52521512005-08-30SEANYYShawn Chacónahead 2-0b 221-35,(3-1) CB*BBX3190.16291%Home Run (Line Drive to Deep RF); M. Morse Scores; Y. Torrealba Scores
2006 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
5353112006-04-13SEA@CLEJason Johnsonbehind 1-4t 52-2-1,(0-0) X2190.16031%Home Run (Fly Ball to CF-RF); Y. Betancourt Scores
5454212006-06-07SEAMINBoof Bonserbehind 0-2b 10---1,(0-0) X1190.09445%Lead-OffHome Run (Line Drive to Deep RF)
5555312006-06-10SEA@LAAKevin Greggahead 8-3t 7212-5,(2-2) CBFBX3190.03199%Home Run (Fly Ball to Deep RF); J. Reed Scores; Y. Betancourt Scores
5656412006-06-16SEASFGNoah Lowrytied 0-0b 10---2,(0-1) CX1190.09564%Lead-OffHome Run (Fly Ball to Deep RF)
5757512006-07-01SEACOLDavid Cortésbehind 6-7b 621--8,(3-2) BSBB1F>F>F>X2190.34470%Home Run (Line Drive to Deep RF); K. Johjima Scores
5858612006-07-02SEACOLScott Dohmannbehind 2-4b 111---2,(1-0) BX1190.07112%Home Run (Fly Ball to Deep RF)
5959712006-08-29SEALAAJered Weaverbehind 0-1b 10---2,(1-0) BX1180.09855%Lead-OffHome Run (Fly Ball to Deep CF)
6060812006-09-14SEA@KCROdalis Péreztied 3-3t 411--4,(1-2) *BFSX2180.19870%Home Run (Fly Ball to Deep RF); W. Bloomquist Scores/unER
6161912006-10-01SEATEXRob Tejedatied 0-0b 10---5,(2-2) BFBFX1180.09564%Lead-OffHome Run (Fly Ball to Deep RF)
2007 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
6262112007-04-15SEATEXBrandon McCarthybehind 0-2b 10---4,(2-1) BFBX1180.09545%Lead-OffHome Run (Fly Ball to Deep RF)
6363212007-04-17SEAMINRamón Ortizbehind 0-2b 10---1,(0-0) X1180.09545%Lead-OffHome Run (Fly Ball to Deep CF-RF)
6464312007-05-24SEA@TBDAlberto Reyesbehind 10-13t 92-2-5,(3-1) >B.BCBX2180.0254%Home Run (Fly Ball to Deep CF-RF); R. Ibañez Scores
6565412007-05-25SEA@KCRGil Mechetied 0-0t 10---2,(1-0) BX1180.09259%Lead-OffHome Run (Fly Ball to Deep RF)
6666512007-06-04SEABALÉrik Bédardbehind 0-1b 10---1,(0-0) X11DH0.09955%Lead-OffHome Run (Line Drive to Deep RF)
6767612007-09-03SEA@NYYRoger Clemenstied 1-1t 30---3,(2-0) BBX1180.10661%Home Run (Fly Ball to Deep CF-RF)
2008 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
6868112008-04-07SEA@BALDaniel Cabreratied 0-0t 10---5,(3-1) BBBCX1180.09459%Lead-OffHome Run (Fly Ball to Deep CF-RF)
6969212008-04-24SEABALJamie Walkerbehind 5-7b 701--4,(2-1) .BFBX2180.30159%Home Run (Fly Ball to Deep RF); Y. Betancourt Scores
7070312008-05-25SEA@NYYChien-Ming Wangtied 0-0t 30---3,(2-0) BBX1180.10761%Home Run (Fly Ball to Deep RF)
7171412008-07-19SEACLEMasahide Kobayashibehind 4-9b 921--2,(1-0) B>X2190.0030%Home Run (Line Drive to Deep RF); Y. Betancourt Scores
7272512008-08-09SEATBRMatt Garzatied 0-0b 10---2,(1-0) BX11DH0.09865%Lead-OffHome Run (Fly Ball to Deep RF)
7373612008-09-11SEA@LAAJustin Speierbehind 0-7t 80---3,(1-1) .CBX1190.0051%Home Run (Fly Ball to Deep RF)
2009 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
7474112009-04-15SEALAAJason Bulgerahead 7-3b 711236,(3-2) BFBFBX4190.017100%Home Run (Fly Ball to Deep RF); R. Johnson Scores; Y. Betancourt Scores; F. Gutiérrez Scores
7575212009-04-23SEATBRJames Shieldstied 0-0b 10---2,(1-0) BX1190.09865%Lead-OffHome Run (Fly Ball to Deep RF)
7676312009-05-15SEABOSJon Lesterbehind 0-4b 50---3,(2-0) BBX1190.06919%Home Run (Line Drive to Deep RF)
7777422009-05-15SEABOSJon Lesterbehind 3-4b 621--5,(3-1) BFB1BX2190.35570%Home Run (Fly Ball to Deep CF-RF); F. Gutiérrez Scores
7878512009-05-31SEA@LAAErvin Santanaahead 6-1t 61---1,(0-0) X1190.02497%Home Run (Fly Ball to Deep CF-RF)
7979612009-06-25SEASDPWade LeBlanctied 0-0b 10---3,(1-1) CBX1190.09865%Lead-OffHome Run (Line Drive to Deep RF Line)
8080712009-08-04SEA@KCRLuke Hochevartied 0-0t 10---2,(1-0) BX1190.09560%Lead-OffHome Run (Fly Ball to Deep RF Line)
8181812009-08-19SEA@DETJustin Verlanderahead 1-0t 521--1,(0-0) X2190.20280%Home Run (Line Drive to Deep RF); J. Wilson Scores
8282912009-09-12SEA@TEXKevin Millwoodahead 1-0t 30---4,(2-1) BCBX1190.09670%Home Run (Fly Ball to Deep RF)
83831012009-09-18SEANYYMariano Riverabehind 1-2b 92-2-1,(0-0) .X2190.856100%Walk-OffHome Run (Fly Ball to Deep RF); M. Saunders Scores
84841112009-09-22SEA@TBRJeff Niemanntied 1-1t 521--1,(0-0) X2190.25172%Home Run (Fly Ball to Deep RF Line); M. Carp Scores
2010 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
8585112010-05-13SEA@BALKevin Millwoodtied 1-1t 521--3,(2-0) 1BBX2190.26373%Home Run (Fly Ball to Deep RF); M. Saunders Scores
8686212010-06-14SEA@STLAdam Wainwrighttied 0-0t 10---2,(1-0) BX1190.10260%Lead-OffHome Run (Fly Ball to Deep RF)
8787312010-06-19SEACINSam LeCuretied 0-0b 31---4,(2-1) BFBX1190.12766%Home Run (Line Drive to Deep RF)
8888412010-08-21SEA@NYYJavier Vázqueztied 0-0t 10---3,(2-0) BBX1190.09560%Lead-OffHome Run (Fly Ball to Deep CF-RF)
8989522010-08-21SEA@NYYJavier Vázquezbehind 2-4t 30---2,(1-0) BX1190.09939%Home Run (Fly Ball to Deep RF)
9090612010-09-11SEA@LAAErvin Santanabehind 0-7t 81-234,(2-1) FBBX3190.0122%Home Run (Fly Ball to Deep RF); M. Saunders Scores; J. Wilson Scores
2011 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
9191112011-06-28SEAATLTommy Hansontied 0-0b 10---1,(0-0) X1190.10665%Lead-OffHome Run (Fly Ball to Deep RF)
9292212011-08-13SEABOSJosh Becketttied 0-0b 10---1,(0-0) X1190.10665%Lead-OffHome Run (Line Drive to Deep RF Line)
9393312011-08-22SEA@CLERoberto Hernándeztied 0-0t 10---4,(2-1) BCBX1190.10260%Lead-OffHome Run (Fly Ball to Deep RF)
9494412011-09-08SEAKCRLuke Hochevartied 0-0b 10---1,(0-0) X1190.10665%Lead-OffHome Run (Fly Ball to Deep RF)
9595512011-09-09SEAKCRJeff Francistied 2-2b 30---3,(1-1) CBX1190.12468%Home Run (Fly Ball to Deep RF)
2012 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
9696112012-04-18SEACLEDerek Loweahead 1-0b 11---2,(1-0) BX1390.09673%Home Run (Fly Ball to Deep CF-RF)
9797212012-06-02SEA@CHWGavin Floydtied 0-0t 10---3,(1-1) CBX1190.09660%Lead-OffHome Run (Line Drive to Deep RF Line)
9898322012-06-02SEA@CHWGavin Floydtied 2-2t 30---3,(2-0) BBX1190.11261%Home Run (Fly Ball to Deep RF)
9999412012-06-06SEA@LAADavid Carpenterahead 7-6t 82---1,(0-0) X1190.13486%Home Run (Fly Ball to Deep RF)
100100512012-07-30NYYBALMiguel Gonzálezbehind 3-5b 72---5,(2-2) BBFCX1890.12628%Home Run (Fly Ball to Deep RF)
101101612012-08-19NYYBOSJosh Beckettahead 2-0b 42---5,(1-2) CBFFX1890.08384%Home Run (Fly Ball to Deep RF)
102102722012-08-19NYYBOSJosh Beckettahead 3-0b 61---2,(1-0) BX1890.04395%Home Run (Line Drive to Deep RF)
103103812012-09-20NYYTORAaron Laffeybehind 0-2b 30---3,(1-1) BCX1870.10944%Home Run (Fly Ball to Deep CF-RF)
104104912012-09-22NYYOAKTravis Blackleybehind 0-2b 11---2,(0-1) CX1280.09542%Home Run (Line Drive to Deep RF)
2013 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
105105112013-04-09NYY@CLECarlos Carrascoahead 4-0t 32---2,(0-1) CX1690.05091%Home Run (Fly Ball to Deep RF)
106106212013-05-10NYY@KCRWade Davistied 0-0t 201--1,(0-0) X2590.16470%Home Run (Line Drive to Deep RF Line); T. Hafner Scores
107107312013-06-19 (1)NYYLADHyun Jin Ryuahead 2-0b 60---2,(1-0) BX1690.06592%Home Run (Fly Ball to Deep RF)
108108412013-06-25NYYTEXTanner Schepperstied 3-3b 92---4,(1-2) 1>C.FBX1290.466100%Walk-OffHome Run (Fly Ball to Deep RF)
109109512013-06-26NYYTEXRobbie Rossbehind 3-6b 72--35,(3-1) BBFBX2290.17227%Home Run (Fly Ball to Deep RF); V. Wells Scores
110110612013-07-14NYYMINCaleb Thielbarbehind 3-8b 70---9,(3-2) .CBFBFBFFX1180.0317%Home Run (Fly Ball to Deep RF)
111111712013-08-30NYYBALMiguel Gonzálezbehind 3-4b 50-2-1,(0-0) X2890.21271%Home Run (Fly Ball to Deep CF-RF); M. Reynolds Scores
2014 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
112112112014-07-25NYYTORMark Buehrlebehind 3-4b 3112-3,(1-1) BFX3790.28676%Home Run (Line Drive to Deep RF); B. McCann Scores; C. Headley Scores
2015 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
113113112015-04-29MIANYMAlex Torresahead 4-3b 811-38,(1-2) .1CBFFFFFX3770.07399%Home Run (Fly Ball to Deep RF Line); M. Ozuna Scores; J. Realmuto Scores
2016 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
114114112016-09-06MIAPHIHéctor Nerisbehind 1-4b 80-2-4,(2-1) .BBCX29PH0.15129%Home Run (Fly Ball to Deep RF); A. Hechavarría Scores
2017 #car #yr #gm Date @Bat   Pitcher Score Inn Out RoB Pit(cnt) RBI BOP Pos WPA bWE Notes Play Description
115115112017-04-19MIA@SEAEvan Marshallbehind 4-10t 90---1,(0-0) ..X1990.0041%Home Run (Fly Ball to Deep RF)
116116212017-06-11MIA@PITDaniel Hudsonbehind 0-3t 80---4,(2-1) .BCBX1790.06513%Home Run (Fly Ball to Deep RF)
117117312017-08-22 (1)MIA@PHIAaron Nolatied 3-3t 7012-5,(3-1) .BBFBX39PH0.25090%Home Run (Fly Ball to Deep CF-RF); T. Telis Scores; M. Rojas Scores

About the SABR Home Run Encyclopedia