SIMPLE = T / BITPIX = 16 / NAXIS = 2 / NAXIS1 = 796 / NAXIS2 = 520 / BSCALE = 1.0 / BZERO = 0 / JD = 2451503.82875 / Julian Date at beginning of exposure DATE-OBS= 11.20 / MM.DD Local date at previous sunset LMST = 6.00 / HH.MM mean LST at beginning of exposure EXPOSURE= 120.00 / Time in seconds, excluding readout CCD_TEMP= -10.00 / Temperature of CCD OBJECT = meridian / approximately OBSERVER= P.R.McCullough_et_al / SIZE = 5.0x8.0 / Size of image in degrees LATITUDE= 40.11023 / Latitude of the Observing Site LONGITUD= 88.22070 / Longitude (both in degrees) INSTRUME= KAF0400 / Nikon 50mm f 1.4 at 2.0 TELESCOP= Stardial / This is copyrighted material. EMAIL = pmcc@astro.uiuc.edu / If you use it, please email us... URL = www.astro.uiuc.edu / ...so we may justify continuing it. BKG0 = 29816.69 / Average value before background subtraction COMMENT / Background = BKG1 + BKG2*P1(X) + BKG3*P1(Y) + COMMENT / BKG4*P2(X) +BKG5*P3(X) +BKG6*P4(X) +BKG7*P5(X) COMMENT / X(i) = (i-0.5*NAXIS1)/(0.5*NAXIS1) COMMENT / Y(j) = (j-0.5*NAXIS2)/(0.5*NAXIS2) COMMENT / Pn(v) = Legendre Polynomial of degree n of v BKG1 = 29818.18 / BKG2 = 0.86 / BKG3 = -1.59 / BKG4 = -0.80 / BKG5 = -2.34 / BKG6 = -7.30 / BKG7 = -2.07 / END ݙmܯo"AϚwwUV6ʈP&f^58:uM]O˹wsTT㪪Vjjk332)Wڬ33333332SSSSSSWwwwwv53535353S3S3feH {STn٪S3-M7v檮U8ꪪwu5TVbf""""""""" &sS53535352" *fX$}ͺtU,uMwTfe55wsNSn*Y>̉F fffffffffffdzLk9ֲffffffffffffffeLNնTDDDDDDDDDAMMMMMMM+nhDDT" 6k)ƫS7wt}t&U];u8sSI*\wsuKI)DDDDDDDDDDD k̯ffffffetuUU9Ma 4A 4Ј3 ɚRˑS.\DDDDDDDDDDD fgffffffd33R wwwwwwu*fLəaBڕ5h%i4)wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwvRUU*UJPTU BTң]ݶڴSUUTFSQ0b"""""" 54) j]R"WL~%8zqN7UUUUwwwUUUwuU목榦~UTUӻUN$S333333333;A0LۈffffgUeUUeVUeVTe߮9UYMUy;ʬwyUUNUNTEMMMMMMMKMTԐMKU5-TА@EM *f\ʩ"S3&d33S0v`I52k Gs33333 Lf˙fvS3S!̹5*frJvf(eU܍TALAӚLAL榁hSNh4h*i6I&m]2s3'3ffgwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwrI DDDDDDDDDDDDDDDDDC5NUMTPR*U5JUMRUJjUHU*TUMPUDwwwwvwjӻwwwwwwwwwwwiUADDDDDDDDDDU3TUPJjUQU%5@1T R1DDDDBSU" jURJQ" ( k&FЙ PRfbi>EL#^eSwwUU~ʪꪪtbi333332f\Orr*s38U;ɐ DDDDDDDDDDDD*zN4iۻwwjӻwwwwvեwwv]ڷwwwwwwwwwwwh7  DDDDDDDDDDDDDDDDDDDn"#qg߮^ +(eee 2RK++(ee YYHe ""  DDDD +(]ݶڴwvULb"""""""""$DTʩʠ2!@eTU%S+uS9U3YTJ*+f DE eT겪ffʩQO* m+iT @ UTҪf I MJ`MzK3!m4u2T eNVTffw;U5USToWv;Q^A k23?̮߭wo2H!*Hhh*Z`n"""""^nT""""""""""""7K$99&qKS 9s7#fn" Sr9Rfjj4jjݻNT2*c5R3S_U9ɬNgU99U3U2&SY9_Ngjrrg%UN&[m]i[tIb  H1@ɬvb``54 3I ) iIڷvէv]wmJWwwwjnwwi#w @I;^֮wwwwwvFfo26% TTTTU$*RURTȪUSU5RTU(UHU2*ULDb""" DDDDDDD*32*wwwvwjӻwwnZT*DDD@ dULʪU3)QL3)*L332LB[JLR@= A21S3TILPVM;IL@"35%cIȪRw53SSSUS3US3S3Y33SS>Lҩu35U33S3Y33SS;gS555.fșʝ[.fffff&r&k̚ɩ9 #MTVbV&QZ @띚~i]wf5WnUnjiwT19ff ̙Jj\-zUSUuwrV*^ffffff]_%3320LD I0C{ffffn""Gr(VU9aFawY5YR2+*IƿЪxǙ[^_Tx _{=_ffFfNff{320i*jH"jZh$H3DDA@@1A<}%7mZ~I;nڻwwn$"""""""""""#qTS3vʩ35"fL53533S3-HA0IyDD uA$ ێ=y#uSL:35@˩N|+N}Ro;g{&fjfrf[Ps$խ֝nݫmVJj2*s̮ ɩrsIպ̩fd*%VfOSU_Wr]IS n""u;&'93wvx sS@3SIM54i& `sS@ i4 M6mM&vM5iVݤI$ݵmڻmm5i+I+M+nmSp hz}]gysO9b` Wwwwvfdn%#abTR$e iv*SBSJSDTS3S*T^"d m) &  A  Iݶڴ]M~ BHztX )%U3T$ "RNfdHRQTڻ+K1Dn7؎ꀂD` ^yG(T*9)%v۴k@P D 'I4m4I6InIյ9s4⬪+33SUT,?NNUx~jffBɡU;cTo'*NfNN @;&f&j5YTfNT̜587SeKf5I3ʪXrrNM̙US+559YS993U)ƌI0 UTML;2j&g';rK&` / WL:=@NVӱy:efcn'54jER4'W~E>w3ee1[BԷII楺J],fffffffffff`asFjhuחyww,M_sUhWz_[ffffffg1;a L̑ KS%S2d``ȈGz D{3yw3331SY&] 8/$<14Yٌ3ٙff0ׇcu+RN^VMKkƌ=uR^GU9r0bgɚ52)ff;s33fff@M4AA*hItj4-'RI֠@" `A `hDDDA" D@`DDAʙʖJյvݴVJݥիwwmݤ*C!""""1""# 1ښKUTk)ɩ&D5 R5)H52ELR&jBR*Js, Kb"  @MhIE wD3S3ckj&freMJə*R2"LSh2&gv*]T̉fݻRURC333}s*TfDžTT%[S S3S355TXf\LR߳Yڻvm߭Zwwj|U0[)̮uf̽3>L%|u9fffgٓ2&g{{DC 4kpI]w1;o;f̱^sSI4,M! `- AMVI[vNV;jnիkUnջi$ݧm6J%nvۻvNnմjҔsq+" "I@$@A.?2u˞k&1;u @LO[p" DF Wg=ĸ$=.ifffef]5R)* iKj&BT2*DRfdR*@2U3@ҩiU)?T&QU3BhcaUM"gLA  n "JX ҩ!Vwj^j݆nVW6UHe)@1 bD@1fTRLNen#*HRT IXffVK3;5T4jșɕTܬFKI&#m4m9캪7n۷v= @1Ј0%{PdH!52C TA2Է5$TSvܙ'@32:)6ݶ]U&riC:aȚn`iӤJ[m$VMmի*۵mڴӧTl( .s"vFlׄk2V=纳n@xgTB!"JEɜ6)UU\bn_&u9&~dU8ZdkeKU#ZU=ΗԮ)Mmivڱi4$MO{g3+Gk̺S=Ķs'93Y55; &fffk(g+]_l4Ğ_H2 p<%Xs?LTSSU_n;DZT@jLC(~H<$@P6NڋCK>]621N33+ٙYڴ9|^=MUg_Vffffo233=Y%iRN_y\ \vY:W}H ԶF$J$̞I'2/֎o3ܾUDffffffoZ\0s3333;w_3333wg̶GF6YL$ MۦƸcF x[L1R@U8[;-dbR5-@2Vfffff333333333333333333;fffw33333333337gYfw3*ٔ3=w?fw!H`}gk3;feK>̟̈̚hǙ̮?fir]3?N9{o_{F$Vb)w?w9Uu}9yٙffffw31T;f'ٝffff{{h g^g{}:j}oMo粿fg3333333ٛw333{&{S̗̯333333ٙ?333333333333333333333333333333332)LB$!D1!,ȲZ $]$RԊ*h2$i$, " hL I @TBZS( PH`$˲xLw5{rkv#mw#3g3ٙfWefdfNfgwBsoO:K8=[fo;wo?G{wf{f]3_o+?Vp^^vrYDf؈ѮDDDA"# DDD";oT.. ׳x" cs`rIzYۦko=,QJ\ a5ªvVutodL7EbwLSKg?7!tr8d<7OfoO2JEDu_Hj"d $4źږ*z3ݐlz r?S'},p sK:zP NOO$ﱺ f1FXSU5*jiv9RJRN?g'.P"F1ly9K&GMUY[Dh=ffffff{33ٙSѹSfT7کu99?93{3}g{{yT&rR RM:J+f{V5]E̡~93.hћ{̜vs3r?ɔmVI]?ڙ=[.n3'y=YUjM>?Do*K3Ɍk. ʤ[L,*j59CFNWS]n1Xe)WtdWg2fuC{i*@ٺǕ& ˑ4=k{G=Ss'n۾]j.rs[])mW*:prwufzϽ̬9)MVc˸_VEwYdrr7;7fdFuu١Tf{৚߳633d[uotML.MN:_̩/1LNfk333;f`22t wXfO3u7{sn?7{_ _9_~ fGNfgs_33ޜ3?+3333?=33{2&<C]o3~{n?{+3333g333fgs20Vw#3331fg3W332333+33Yf?fgs33333={{??g33=22hLIM5)̐lIi7!"M)(S!I KJh6R@LAi4ZhHB%E$ It @RtL-4($LSIN]2aA0fB,2njm;Mwi[vvm[wvm4׭'vWj۶VݻvvivڶҷJXp \HLh"{d 2Lf }҃K\cᄤ6$nP/Vfӽ)wRMRWvӑ]e:J obV+kQA יAh@A"VѻiSG#_&Tu~e)eyJӕRQuR΅wxJ}2)&d] bGHԖr̺i 禨4+ '] M4Q2fDMa8机L{|ѬoޞEhlIRjSԩTE BkJH,&[$KY]U[UB$ԡJ90Ԛ X \ɮC:DLj\kƐХD6?bkVSp$) u䙭2bf4^HA$2UM NHniH,MCLI2)t&TuST($A i[;Q6'Fd94f@JѧU4xwUf4&jǵzJ\ҫWlLBhEJIUR)J2ɯ! FZ~iK$,&~W,nfLFE -IFv*ku5Ts;(1Djt$r$58*hH2JNKeKht}-:Գ4UG_S+cB 9jʪI3{*i 9,א"O@sBztDx5RȦn D$ 뢜R h- 7GԴV/s 'UI) ΨҠTgݩuʩ&M ]omJgpǿ%K2C!)DB9Jj/MY˗4o+y*8Q;j'*jIF2ꖤ:T*ER"jjOFSHpM3$2ܕdd꼉Q CKUGcoOp?j&ӣ?R\䑃Y@f2jfѦZo]3&GcvMu5"SSSRjjj]MTԺSSSRjjMMIu5&җSRj]MMI55.SU)S,SDR*jMMMU UUUUUUUTPUUUUBUUUUUUUUU UUUTUUPUUUUTUUU*UUUUTUUUUPFLel"`/'Uwwn5555Wʚjjjk3>ʜ_ɬ"JffTȔ&eL̹33333*e!3"M$r[mi$UVLU533Sɕ5SS353 2dT2fje53JJ55.d˚.\.[42eɚ ӦѧDRkMVNeMUUTU#_LʪjfrəTfrVVL5U39UIԒH pbeUUUUBUUBTNTӥBPBRUJRBT SBTM:UH KiBXT*U%.jUIIM.jj&eDTTMI5S"]*35S P/rdrfdMPrjjjUSU.UN̹3UDH$M"]~'O{Yۤh]wtj5CBUW33333-ବV*Y5Y&X`J333333=ffdDF333333332SpNQs3332eL̹MTNMNLs33332&eI93"KNݦӻwvfVMdffefMdffew++33333';Y99ɬffVcfgs;RL`@1`DAu=ʬYUK+8FTNTʜʚrjjSUSTjRjjG9S8 Iɬ3' S**NS9#*ڻi$I]Znۻnwm7nM;XSŕ33ə/'3'33?̩ɟUMdUnr3&&jfgyəɮk'2?'32fI̩ɜu5 s2k1MLdfg2k2rs*̯?9eUedMd)ɬɚ9ɬ謜ʬ7YVeMVVLj`H$D" D@& 0P4dTȩ352fhTЩU5"UTETfTLSRH5"jETɩS4E9SU5S5R;S5S4RS"ELFʪf_2*fk*fT2RjWLUO+9*k%WUt욕U&SU*iʣ"USU"UTљf晕U5S4jETu3U&EUSURTWjEUIjg*q:9S+iMNӷiMmݦWi[NM$ҶMn[MMwu"]M=MMTST3 ɩxeMwjC8{3S35SROuMMVzTU ᙩ3U5UU5UꪚT=9^X*jLn}3=ʩ&pUU"]R&pjLM:5.&kMMeNg*kTԎUnffʩ5S" TҪSUKU98j\MU'Uꪚ3u5;MfTԹ_ϔfrffj4njѺ^L骞V榦iTdqOSʞML?TT:^T򦦕wUK&\禦jd9559铕=55*g&ʩ5StU555Jdԩɩ'uU5QJku;ɕWəwfr{4bRܺNzjjj{SYST*j>S5>ʩ5SWHA LI"TCH!୉IjkΑu_;̬m]vc UyyHT?ZDȑTWT\j33333-=3YYÙdfffPf9sy7r*f;̟=S33yֱ=53Y٬zs?̬YfS97Q󙔦rkwɯo2&3gxCoGqQ$މbv;r5{v`o=ۈ# .B(D8$ B|*dɚt&fP"i5)RS@̹&jBSBZSS&O55RЩ UT hTک:ru*T LfULQS5U5Ff2+*eV33_Ӕ&˕X53Y3S5*CɩfTM!.eP4*fPos3U;SYY[vi{{¦3%m`ʯhM<&rr<ʬ2kfbeq53jfF U&ɚ4dѭnjkSaS3˟KOY33kgeJS92$N@rNdPY'r2]#dԼ73SF{B]{2g)VfQ{_3rky9x*ETɭjg&g[LS"N#=79}Ve^L(3U5e)59;s_U)?*gLgsxpH.SexԴbg)̡(`3P9vjdLLgJuɟP9̪֔jzrR9#) IY93w\2WH[*5U*diPS(˨zfhd>TSuSّL#l"ʘ@ $4`@"wF6 1` ,vZ?Tb'cU%5$3]4ە+ RhPX&r5,Қ&f4!ST&֟/|TL fꉩ\3LǤOhPDɩt&DmJs*sUSDS"fkS755TJWY+UɣRJU5TLu5U+G|Vg4 >oE mXy"f{8d󔧛ZV̐Fſ;p/}Wk&lo5߻-T ̯`T9֤ }H[_w? DI؅Lh`n5,DUDW`9Km:UUUTfffffffT3"ffffdL̚5MTYѦMU:FStꛢiTiPS( RR@$% &R @AB JI*PKlL2eLD],[fS,tPII J@ @$N*U Uwwwwwvș333*}wwwwwwwwwwwv"Ti)RB33[5FtN&6Kd4/33333ffffffffffffffffffe~罞ffgH $S BB%)$$ (.p FzC±M)yhVW`ɏpjDB$;t7b#" D@{&w:{5ǽG?^6c8i_Q0RrO./o2g333y7fo=Yo=ޯ{?;g3]}b Dw=wݺm:}ffOk'Vf{1ۧGڍ{zKتem!9UffffffZmZeVff{3g3?fffffffffffffbI0r, S)6JD:h2HLX6*eJ2@2Ff@M̖K3 ) Aҙ,3-2$jSiݫwwwwnݷwv۴fff RIA"& @TҒS%0 *3RI a JH0&Hq e$"L H4[2B[ۚ 4LMRiTI -'5-+Ū%) rUiVnڶVI&m[M4ӴӴ+NIywEg7}g=;Yww糾*}g}s3=g=^fn:;-߿fg6937̌fGw籙Qdfo7{2;Fow3+7?{fFdd)͟؜#7̍3};7sYfoffff{o3y3o3?ffsff=3fg337﹙f33333373y`@4dőBZI&CEMH"jiRdK)I tE'(%h`$BdhMSIAfhZ`6)@0D%$J̔@5TnfrIK d(DS) "̆KZCE-I'm%mM$Wmm$imiVҴm) إ /ƨdpLt&DƯ$xpOI%eS+HG8|,a*D2L~(#PFd"  fvbԈДkMt.`bN- A*Ӱm 4ҰM$Qo.܎oּ̱spJ[$,C 6 =JtִyJSI~ݳ,ZoM7bnޘY 0[Iru)_m*dQ2"q Iv 'f'}; թ1TpI9zb"@0{""tl1$$LǢkQqsm6OΣ0 AH˸m$ZiiM1RkOIcW {[P0a"b@& Adv "$JGz0! Α;$H,n"HȃPf/\ VM%-v`*؆S-杤) ;-7~M'_KR~eW8 Nkǯ1"grg9Yoo(?$Hܻ_&UڻUi%z\ŮXp[a6%wO~/^\G٭_\ ~52$kukYMeϰo wN&_؟[/]u1qˬupOny|F#˽)sE5`75};{ZۍneBrM#5]:|?~W^^MnݭE,=hkZM[zU߮rZ\?w_{seXL\X1w^mʗTꪝUUURR̉3333332h6MQfF5T5MӪnMQUAL)IJ $HH$eS)%)$BDA/IrUSs232%@ 2$ ,[fS,tԤPII J@ @$LtR.UR&ffL̩RRS2fD33iiMtd,%hӪdI$AH BI H'!H2k?5ɺ43HۣTP^Lȕ2feH)S2!)2J.dO Kn2˪4 Y`D,NYU@ H@$H$  ) )@6ܔU?Vf7J3G5d_mT R|tҗ/RL̹JF?]Z]˙Rȉ2d3.e" 2đ)22VJ^i`07QӸe5TUU4ENFQMjuM:TQSMrwmW7&80DA % l@0&A 0S,3 HAL-2!"R "Rs2"@*Tę @L̴di&I1`A$vI+j'i4i|"El $AiCm:n?+33yY=v3ٍutt*j*>!p{(=_Ek̴x8,dCUa*Q?vq1ir`0D8#F$,>:a]g?ffffz&RAj4D32l̷”"Re&Yi 2$2! )$"dT@LRLd L`ɟT̀锔hEhAMKv+iwi;n5im{7ff{y3333333ffffffgfw3;BҀh9N*L4YNCDRm&K L2SRM*D,@& E@"I$R@ @RBTLHdE*(*ERfZAM&,CɒSA*JUI% 6!@G^vVivݴnݴ4nR׮6X}Ч)?g+w{gWc+!zs}_}} +s/|j3=^Kלvo5Gw٬9|EJ{;|_?k~={xsCߎW ۬<^߳2򗳳wOUk3Ƈ^affgәf{3533_ddgsygsټپ5fgܮwoy{5ٟ[ aA0E)l@h Y-$ 4 ΄id$-iR,ZAB-԰ sH`@ #)Sh4JH,̺2#JmE i=#P"YnfmH4I,0h#: T@@B(h6ji4ImڴM$M)$wh۽)R[-\9$L4 BDNHL+9! I _޸ūf%)%X,Jr p4@@t I\\0f4WlO&U"dm"ލUHAmKefilDH?޳w l-Y!! #h0Hr^eP1Ka&@iQE5ܠhTFXetƨRlC}HcH@ @$EpIe m*I.% `BIAR &&4 PP9Eޙgm zN&4ZSjSE&Om,$v矰T:|mG M$@{ %j @sM xHIDޝ /ZcW[tW+b){_P ߠim]ޞ-JWWm\I;5[O^gމy|nnɌ[{+UBwcZԫlϝ=^_dF=߽$33uSkEMG}3\WLz·ɜv-ry+FrCË]&xxbtvdpuPx<}!֪ sۆu|l'WƢ3L!>swaDuC ̔Rk̪מypɥC*kK _{g|eӔ~?ҾhI}dzY9(萫8$[o hcTIޜ/5,mQ.'ոamYTlrmbGʘ AoHyd@q);/GfNwY:; [n;[']+|,R?AvJ@y\TjYhF_VvbBF:^>hG*=5-y!+!DJ.U1g'h]Ob?ëqVۺc$2a|p& YaIѠ[xtQ Zk5%if`:NӥY:qVۺqc!F1٣ώXav$`mO@vj[B?@W7 :X<5?rp6,˺Gun!jwVxXd2L9㣅bbaPoǰ8Ǡ}|Mݛ " yj2-1xTYt.'Cն㼣$! cftXe'C@}o:gO@nj d4uCN~{[v՞99&hy&<ư10:~m:-EK "?0D97n0xmN O,e؏ _wWQ21xL@ P<:q^jm-APFs3PMWl,rDٱX$=o `6{j N͚5'`q37lɐd#EcyXe'Ex߸ǘǠzx Բ _C=ҙN0l(ɐc1fp&@ b,͞qNړz**IJ^! ]Nyc!FI4s bbd`6x,>hB_@R ̞2B@Z2H2Й&<Ύ Xav%0,9>[@R{: ok92 hz8V @'E~mg6wMTr8L@'aPomz׀ڛzf* }b,Ih݋3 :9&9ΜV @ @~XlǠ{x ik_d }@BE"k,rd2&9Xavne;\pWyVvx%T b;q^W "MеĞi&UsObU_M^q_Gp}}~#>H֍ ~7bnIa[C:Î=d}؞z7xOcE/=nbp.1_l\{ƞ_A}r\f⯚z/-Mi!v޴zO!\=x/g0ļ9s[:.[.A)*a* ^Y9Og@ w>7Eg3X`E7f6)!Bʿ H SQs* | 4vjvU 1ٸ.} 3 r)b~/{T/LpP0`pA <& 4X}'C>;V<]N=Mb[ "ꁟKpd^*'|-v g a:g. /%'‹9D?;pp'p Rt4VҴ9\,Nj̩7>Rcp f?%8*N$x'7IȈ~V!Պ r5Bha,ZtS0dGaH27#\2Ǘ$hYYG@xl08j;:7eDpa+ h! `ڵb8t%> jEa\ŐyuaOY֍«íj7f8z;zdM5|-I͖Q^vUqR ?Ɨ ghޫȜƾE܊,e-ӗKlr Y_+,DPlZIrˀNLfŽh緁$=|V]&wθ}@m&񚪵7SЛ =@fL>Ob?!foG/ -]ӗ]DoޏU~8oo6.{1?ŋg? T_t ~24ƺwR?ʒDJ.]o8N^C 2RM}R{qicќU;A{ /}a/^h9ՐvߩGsW8}`%㧢Tz{x~N!cB?fU+f!;}ǽ ㎱,O`-Фnt:t!+8ogѧ\>aq^Bތ\9Dg,ip^)<bh@눎) F"b1ll`:M ]8G^2`{ i(arE_{E-Rm<5zNlK'ϠbZoAr]!%"L{,QTy[ [^د]uz>-Ň|/Ὺz5}#wg4X;(>>WE?.6=]{vCKt$slwkmCl{eC^ɴvԛê6nI,͌&ʰrfβ̝&R۰btmY 2GU=6Ff㇫ҏNL-enO֡PJ SLH)0 X|Uu eu].;HϜ,Ή筱wJ&šHlUx!K|qnp8&3@=XWL%$-˖ `2+~OOG"Il`o g N"BC͞z`@ TO"VRr?soLϙ~Xd8z%;㆏p"DDG"Dv y3T ϲZƾ8JO!V ۬sQhF({;/} `E-Ysużbg2V?gL`@ @ ̦JܿuZiMڤr|!y|U:3ZA @9߾*ߦ`5'-VdA˟kGJ=G:~52ɆZy{lOPr~ ~d_UDBqRoل:+R+JLuis߈w_K;r8plH]s}QQVղ (1-tݘx