Block

677756
0000000000000000000af5bc034af14fd5f4dd46bdf313d10ff07e796dd32eef
Transactions1689
Height677756
Confirmations280541
Timestamp1928 days 20 hours ago
Size (bytes)1321349
Version543162368
Merkle Root69461b5edc51f892951400cd68908fc2a0a73b684444b619bb52e2bc7f0493aa
Nonce851343702
Bits170c2a48
Difficulty23137439666472.05

Transactions

2edb8a9faa1e0be90ed4cef4f159bc35afee293003c1f97239e21b6159644729
mined 1928 days 20 hours ago
No Inputs (Newly Generated Coins)
 
1Bf9sZvBHPFGVPX71WX2njhd1NXKv5y7v57.12572652 BTC880772804.24 ARS676575362.81 ARS→
OP_RETURN aa21a9ede2e1d6cfbc54e1ffb4e45a9d92f321bff2802589b53732701847d9bd77a2e21e0 BTC0.00 ARS0.00 ARS×
Fee 0 BTC0.00 ARS0.00 ARS (0.00 sat/vByte)
280541 confirmations7.12572652 BTC880772804.24 ARS676575362.81 ARS
1ade6dff4b8a53795dbe594bd09899780dee3954098e5bba4dc9143da685aca7
mined 1928 days 20 hours ago
3NHDwr2CzfHkj1d6kTD9gxnHz3xV1XpH1c←0.31240000 BTC38614087.04 ARS29661837.67 ARS
 
3CXGMCgerBMy5ThLQHGeggr4jR2s1mwuow0.00315951 BTC390530.07 ARS299989.99 ARS→
3FM6Eed9xQdDKWKjBdQrR9vZ7oVmk2hz130.30844049 BTC38124673.26 ARS29285889.07 ARS→
Fee 0.00080000 BTC98883.71 ARS75958.61 ARS (373.83 sat/vByte)
280541 confirmations0.31160000 BTC38515203.33 ARS29585879.06 ARS
ec6226cfa4765b7257347043f90ffed8f4cca35d6f3cee6690c50903d4f93ef2
mined 1928 days 20 hours ago
bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej←12.44040424 BTC1537691588.02 ARS1181194786.05 ARS
 
149ySYp8UyBaU5NaNu94fZuY8W5pckczAZ2.07800000 BTC256850425.30 ARS197302492.59 ARS→
bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej10.36180424 BTC1280766999.94 ARS983835324.50 ARS→
Fee 0.00060000 BTC74162.78 ARS56968.96 ARS (312.50 sat/vByte)
280541 confirmations12.43980424 BTC1537617425.24 ARS1181137817.09 ARS
862b583f2cfd1535dbd3c41a8414d013635b5fe1f48dc9d30665eeff43b72f48
mined 1928 days 20 hours ago
1CGH5LuSifnAjVabAf6CpX6BYSmFGxsA4q←0.00127546 BTC157652.76 ARS121102.71 ARS
 
1CGH5LuSifnAjVabAf6CpX6BYSmFGxsA4q0.00039304 BTC48581.56 ARS37318.47 ARS→
1jJxgMgfTpvhFePp7x8MYqkfGXtzRPj650.00021093 BTC26071.93 ARS20027.44 ARS→
Fee 0.00067149 BTC82999.27 ARS63756.81 ARS (298.44 sat/vByte)
280541 confirmations0.00060397 BTC74653.49 ARS57345.90 ARS
6231494fa30afa4b8dbe3fcf771a52c375a5ab41d7d448b32b40e28d6f278402
mined 1928 days 20 hours ago
3DnXBAwGy4z2rpv3hF9r9T4qhUnfWo5wNH←1.34502015 BTC166250720.67 ARS127707328.29 ARS
 
14u8UQitWxZRo8wTY26HUKcST7hN5bFnwh0.01475000 BTC1823168.32 ARS1400486.89 ARS→
39VW7SFCM2vePsqUWZV6YvzXSNQ86B67Au1.32972765 BTC164360496.84 ARS126255331.96 ARS→
Fee 0.00054250 BTC67055.51 ARS51509.43 ARS (251.16 sat/vByte)
280541 confirmations1.34447765 BTC166183665.16 ARS127655818.85 ARS
667c43483b6dd735e8b8fdf79a6c260e567cceeb3d87e710b4c880729e2899e8
mined 1928 days 20 hours ago
1CmSc78Z5vc4oXiEVqhwifP4hoWtZqNTsW←0.00296219 BTC366140.40 ARS281254.80 ARS
 
bc1qun0u2977cdnq2vla88c83yaqy524x6slvxuvew0.00256604 BTC317174.43 ARS243641.04 ARS→
Fee 0.00039615 BTC48965.97 ARS37613.75 ARS (210.72 sat/vByte)
280541 confirmations0.00256604 BTC317174.43 ARS243641.04 ARS
de34596fd138100e22d337c1efaadcee1ab90d67fe7ecb81727712b28c38f76b
mined 1928 days 20 hours ago
1NuyKcoPVQHgLcnzDAsoo1eVbYLLB81AKP←1.00000000 BTC123604632.00 ARS94948264.00 ARS
3GKLpPiT4zGATS1jTm5SCeMuAteEJzWd5H←0.03452700 BTC4267697.13 ARS3278278.71 ARS
3MTRYJy2ZQMymkSQb226BcHFmQpZsvgkmo←0.01010589 BTC1249134.81 ARS959536.71 ARS
3MEdvATzMG15y8qfiXJsqwJitB99i8rbf2←0.00247233 BTC305591.44 ARS234743.44 ARS
1GvWkt1KszTRoCRQGHpuVeYkdzJcWHeLFC←0.00108834 BTC134523.87 ARS103335.99 ARS
33n5N8BqSqC1AyarAqsMnhBMmrs6dLdiJ7←0.00085944 BTC106230.76 ARS81602.34 ARS
3GTE9TU2gxXmWp12ctfgdPowqxJLB7CmC6←0.00041744 BTC51597.52 ARS39635.20 ARS
1C5e3wtwCU1DFB4vxBNs8ztMBgvxLpgc96←0.00018030 BTC22285.92 ARS17119.17 ARS
 
157jVMSer419AtiK8PFk2QEZVeyaoMjodH0.71160000 BTC87957056.13 ARS67565184.66 ARS→
36E9qASypPLQLxw6kCoENuPXKZTgk7xRd70.00160000 BTC197767.41 ARS151917.22 ARS→
1Kr6QSydW9bFQG1mXiPNNu6WpJGmUa9i1g0.33435480 BTC41327802.01 ARS31746407.82 ARS→
Fee 0.00209594 BTC259067.89 ARS199005.86 ARS (208.34 sat/vByte)
280541 confirmations1.04755480 BTC129482625.55 ARS99463509.70 ARS
fffaf6dffd286e3963744b03a4487852a27ea29dc5c3e5bc28824c363541ae9d
mined 1928 days 20 hours ago
3L5TH7Cb5psfcHq7KV3hdDLY3cawNTK1vF←0.35007826 BTC43271294.50 ARS33239323.05 ARS
3F4XnpzfKhUdrUdV2nbX3CZ7uUvYmWMBk6←0.18518837 BTC22890140.32 ARS17583314.24 ARS
33jVCjDT95LpiN3CtimX8VUBFP8r49mfnr←5.09724904 BTC630043591.80 ARS483974947.52 ARS
 
35YvnfVyYLJVWWvxJU9hafsGYfLXDsWhH91.00000000 BTC123604632.00 ARS94948264.00 ARS→
3A73frpJyaQcZtLoSt3t7QZEV8drFcQv924.63180575 BTC572512645.22 ARS439781915.15 ARS→
Fee 0.00070992 BTC87749.40 ARS67405.67 ARS (204.59 sat/vByte)
280541 confirmations5.63180575 BTC696117277.22 ARS534730179.15 ARS
d09467a125966fef14f480c02904a1d59c2ef69f5b3e9e04c0624b9b1a02cc73
mined 1928 days 20 hours ago
3PoN5kaF2nNPAJR9kCmKa2P22u8jeFQLp5←0.00193045 BTC238612.56 ARS183292.88 ARS
 
33wGEooft9aLYu3EgcTNFS5nQi962k5Yzo0.00165944 BTC205114.47 ARS157560.95 ARS→
Fee 0.00027101 BTC33498.09 ARS25731.93 ARS (202.25 sat/vByte)
280541 confirmations0.00165944 BTC205114.47 ARS157560.95 ARS
ef44de94bd6667b0bdd9384d06b2aba1a9ea8740636a9a3e7c57c41260fdb5d3
mined 1928 days 20 hours ago
3DX3X71uH7h1iuNN126S69u6vGg41L83Pi←0.00102036 BTC126121.22 ARS96881.41 ARS
 
3Kus1PQXLBf1FUJE33ZSk5gP7mkFd8VYxM0.00059736 BTC73836.46 ARS56718.29 ARS→
32CGUsA5uCjm8Pj8VTQfcLz5Xdj3q1eVDo0.00009925 BTC12267.76 ARS9423.62 ARS×
Fee 0.00032375 BTC40017.00 ARS30739.50 ARS (195.03 sat/vByte)
280541 confirmations0.00069661 BTC86104.22 ARS66141.91 ARS
7488e7398fd1d83d73223302c56ab6c609773e2847b1b4d0ffa44c1d4e8afa6d
mined 1928 days 20 hours ago
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf←19.98574476 BTC2470330626.31 ARS1897611769.71 ARS
 
1Dorqp4JbZi1moBvMPBszkKTrfWc3xqNG80.00260000 BTC321372.04 ARS246865.49 ARS→
178qaAnnumtDCbJM8uLAArYNTpU4Grdrku0.00780000 BTC964116.13 ARS740596.46 ARS→
1E2PVb9ys7qed2btR91Nx2Kn8HdiG7ebdX0.00836835 BTC1034366.82 ARS794560.31 ARS→
1ELk8N1m5PjQujr5cyHPNY2knYrsKzmrmC0.00349900 BTC432492.61 ARS332223.98 ARS→
3P26Tghn9fpjbKsUVDE56MEEToAmd6EXs60.00815000 BTC1007377.75 ARS773828.35 ARS→
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf19.95481037 BTC2466506992.41 ARS1894674603.08 ARS→
Fee 0.00051704 BTC63908.54 ARS49092.05 ARS (185.99 sat/vByte)
280541 confirmations19.98522772 BTC2470266717.77 ARS1897562677.66 ARS
cc9a138b55968117c92e16b818ee35890751b8c6428ad58644157d7efeb25f9d
mined 1928 days 20 hours ago
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf←3.02980736 BTC374498223.76 ARS287674949.09 ARS
 
3LCRdJLuEoQSDeNmggmreDt6URfzQgJX2X0.00302400 BTC373780.41 ARS287123.55 ARS→
3Frdq9chSx1gxj5aBEMnBdr1PPv3ngb85N0.00312000 BTC385646.45 ARS296238.58 ARS→
32uDm4RmEfYv6wrqSazRM7vUyecozi1aBW0.00496622 BTC613847.80 ARS471533.97 ARS→
13ez36UwFxcEmFXVGPE9yVFM7CAesNh8on0.04678000 BTC5782224.68 ARS4441679.79 ARS→
332VYg7KBbetJ2R8zcbp2qS1wxSvbDkMvV0.00260000 BTC321372.04 ARS246865.49 ARS→
bc1qunwjdlgfz3t5yg2gaakm955flz8l53lzmvapg90.15000000 BTC18540694.80 ARS14242239.60 ARS×
37GEhpp7bDEqXZ5oMh5kR4krccALTE6QLp0.00387700 BTC479215.16 ARS368114.42 ARS→
3NnZA4KKX5aaz42hDM8D1LrFWhDh1nNv6e0.00261279 BTC322952.95 ARS248079.87 ARS→
35J8tuUDgp2zXxX3Fpbkz9pxXwR6tEvNbC0.01178067 BTC1456145.38 ARS1118554.17 ARS×
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf2.80030700 BTC346130916.22 ARS265884288.32 ARS→
Fee 0.00073968 BTC91427.87 ARS70231.33 ARS (185.38 sat/vByte)
280541 confirmations3.02906768 BTC374406795.89 ARS287604717.75 ARS
d3fd0babd704d33e5f18575d2ecf35f8545c7fb256a257773fc9a31824d14d71
mined 1928 days 20 hours ago
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf←12.86357373 BTC1589997297.10 ARS1221373994.50 ARS
 
16UuUMghKzjF5yczM2CBH4XsKbg34J6WjH0.07800000 BTC9641161.30 ARS7405964.59 ARS→
3Gt6sPP7dPTm9ET1s9JW8crZ8G8GZjai3r0.00260000 BTC321372.04 ARS246865.49 ARS→
3PbRTbNy6UNcCZS8XV1h3Vu67WA1e3v8m80.01360000 BTC1681023.00 ARS1291296.39 ARS→
3ATdjY4ceUk9Hu9oMLLcANn5jhmSjFUcDG0.01263500 BTC1561744.53 ARS1199671.32 ARS→
1AEscr2diGuoNZrvim4kmc9rbGCg8iVGWh0.01960000 BTC2422650.79 ARS1860985.97 ARS→
36JsbhAKkGDRQGsRSYdgEa5eg6x9jdonA80.00525300 BTC649295.13 ARS498763.23 ARS→
1HFJSV8R3b1GhuVGjhLFw6wbggEFX976Pk0.00260000 BTC321372.04 ARS246865.49 ARS→
39AJcnSRdLJv5Hn5rDbJho4AvJtFcKtbg30.01620000 BTC2002395.04 ARS1538161.88 ARS→
3HGbYuTsPMF7XfWSZueHx9vi74WCMX2wwX0.05260000 BTC6501603.64 ARS4994278.69 ARS→
19Gg3HQ6Axz1kyG2UPNjqhUyq5Pr4PPRcD0.00360000 BTC444976.68 ARS341813.75 ARS→
bc1q7cyrfmck2ffu2ud3rn5l5a8yv6f0chkp0zpemf12.65607429 BTC1564349405.18 ARS1201672282.89 ARS→
Fee 0.00081144 BTC100297.74 ARS77044.82 ARS (185.26 sat/vByte)
280541 confirmations12.86276229 BTC1589896999.36 ARS1221296949.68 ARS
ca111c1d3f130d4a5248249277b3300dddc872455f877717e914fbd83c17d95e
mined 1928 days 20 hours ago
39mRjRMCjnL2Q85FiNS4ZYrcGDyCMW6u8u←0.01614226 BTC1995258.11 ARS1532679.56 ARS
 
31tUFcvYqPdMu9NpcY4FMS7ssye5j2LMiF0.01109826 BTC1371796.34 ARS1053760.52 ARS→
3QDGgJzGG9iHEza5UBWn1QRc6ft3xrSTio0.00474400 BTC586380.37 ARS450434.56 ARS→
Fee 0.00030000 BTC37081.39 ARS28484.48 ARS (180.72 sat/vByte)
280541 confirmations0.01584226 BTC1958176.72 ARS1504195.08 ARS
96562bd5effdfce47f2ac0e8e961bfeb52963bd6cd9a3b3acb0bc8970913fb53
mined 1928 days 20 hours ago
bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej←18.95255079 BTC2342623065.86 ARS1799511795.88 ARS
 
1JRpTpzyicWD5jvBwx4mLjBVwr2JjfQdJi9.58150000 BTC1184317781.51 ARS909746791.52 ARS→
1K7zUqxTy7xSiSRq4pei5mHybF34Z6eECd0.01500000 BTC1854069.48 ARS1424223.96 ARS→
bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej9.35565079 BTC1156401773.02 ARS888302801.10 ARS→
Fee 0.00040000 BTC49441.85 ARS37979.31 ARS (176.99 sat/vByte)
280541 confirmations18.95215079 BTC2342573624.01 ARS1799473816.58 ARS
3b0df921b461cea91f9e81a6369d3a98c8a7e70ee039079fc268740cf516c06c
mined 1928 days 20 hours ago
3E3PUgc8uqAwMW4pd3M11CYJ6PTwSBHzuC←0.00134950 BTC166804.45 ARS128132.68 ARS
3Jn2EFg2hWDp1EYyUcpv3xLZHfETXxsUNE←0.00023686 BTC29276.99 ARS22489.45 ARS
 
1FBGnYCkk2Edc4kL5SxNijmimYmQhZwLtu0.00118780 BTC146817.58 ARS112779.55 ARS→
Fee 0.00039856 BTC49263.86 ARS37842.58 ARS (176.35 sat/vByte)
280541 confirmations0.00118780 BTC146817.58 ARS112779.55 ARS
2254d067f763875a46044f0d2c7dbd53cb310e2e75391b067bfbe9ddbe8952ee
mined 1928 days 20 hours ago
36DCstiWCHDuUJeTUBSGbLcW9czowDDVxc←0.58112291 BTC71829483.44 ARS55176611.48 ARS
 
3HWq1wnFQyDJ5pyFFfYRRFYtPuYeG9Xv6a0.00045717 BTC56508.33 ARS43407.50 ARS→
39y5ufoYxmYwECH5Epgd8wFb5QftB3So620.58037545 BTC71737093.92 ARS55105641.45 ARS→
Fee 0.00029029 BTC35881.19 ARS27562.53 ARS (174.87 sat/vByte)
280541 confirmations0.58083262 BTC71793602.25 ARS55149048.94 ARS
089c18c5e12da3cffc5b43f00d36bed875d14346cad7679cc4956a1920ec6bbf
mined 1928 days 20 hours ago
3FiqGEmUmiVkZynDeEsH4TwN69hBz8Zjwy←2.42317299 BTC299515405.70 ARS230076068.77 ARS
 
bc1q5wn5zsl2h5cmc699wkr53w9kfczksu89qpltdc2.41940668 BTC299049872.34 ARS229718464.18 ARS→
bc1qk9s7n4d8tv265qmqvtd9wm9fywzv42jef3jp5m0.00347952 BTC430084.79 ARS330374.38 ARS→
Fee 0.00028679 BTC35448.57 ARS27230.21 ARS (174.87 sat/vByte)
280541 confirmations2.42288620 BTC299479957.13 ARS230048838.56 ARS
d9ad1b735a6375f5ce83d366f7e6b28ab77c907ba80dbb7b453c08d925939204
mined 1928 days 20 hours ago
3K7YNyeKozZKPTe8XG6BSGFgD6xppLJKeJ←1.54594293 BTC191085706.96 ARS146784597.45 ARS
 
3MfXAneHgiiu1jdxLFCZMHKpxSZjGEJETo1.53830092 BTC190141119.12 ARS146059001.86 ARS→
33D9M5i21hu3E6HwYZvXkc6uethZWpeeyu0.00735177 BTC908712.83 ARS698037.80 ARS→
Fee 0.00029024 BTC35875.01 ARS27557.78 ARS (174.84 sat/vByte)
280541 confirmations1.54565269 BTC191049831.95 ARS146757039.66 ARS
fa046d397c4759daf6ca135ada2d0ab3a2567af4d9449b846dc7cf9130c391bf
mined 1928 days 20 hours ago
3JfkAEVM5dSvDy1G4BtL3sqgnhZQRCpBNQ←0.16876784 BTC20860486.76 ARS16024213.43 ARS
 
1CeTnYBkXv32A2m26sVnLjLNwxeQc7zc6d0.01963067 BTC2426441.74 ARS1863898.04 ARS→
3L1p2tUHPwrRN3qgf4Hm1R73e29hFshbnp0.14884737 BTC18398224.39 ARS14132799.38 ARS→
Fee 0.00028980 BTC35820.62 ARS27516.01 ARS (172.50 sat/vByte)
280541 confirmations0.16847804 BTC20824666.13 ARS15996697.42 ARS
5d6c9b1650fa3234d213aaa1bc0e2336a04acd3985de428c9403be64cfdb0854
mined 1928 days 20 hours ago
37BtpiAWCSS2TdgUeG4RJw4qs8Bbvz85mH←0.30848573 BTC38130265.13 ARS29290184.53 ARS
 
1JR49LsSPreko5jmvV86TsKogkZ3bFERCf0.00982028 BTC1213832.10 ARS932418.54 ARS→
3EEJFjZURxShNr2AoJtbfcvCB749yzP7LP0.29837887 BTC36881010.42 ARS28330555.72 ARS→
Fee 0.00028658 BTC35422.62 ARS27210.27 ARS (170.58 sat/vByte)
280541 confirmations0.30819915 BTC38094842.52 ARS29262974.26 ARS
2578d60baf04deae4c5247ed92db171d1d6e409d84fab97afc691bf7fd99df85
mined 1928 days 20 hours ago
3GEh5Qg8e9U4PQAw5bjGEJoPptPNKxPc2P←0.00773315 BTC955853.16 ARS734249.17 ARS
37NbMqwYTH5Y3G36Db9zQZ2xNHGimJ2xwE←0.00165419 BTC204465.55 ARS157062.47 ARS
3QNXDqxCcbPn3XfPoDjF48JxmLhmuQPsL8←0.00834100 BTC1030986.24 ARS791963.47 ARS
 
1J6yrHjr6iY2GHcsQ1HUzGZZ3EULcXrihu0.01718856 BTC2124585.63 ARS1632023.93 ARS→
Fee 0.00053978 BTC66719.31 ARS51251.17 ARS (170.28 sat/vByte)
280541 confirmations0.01718856 BTC2124585.63 ARS1632023.93 ARS
e74305b373b521f8c52069b705a36af68d01d3f97db4b65cfe903c6811960b39
mined 1928 days 20 hours ago
3PnDEVUXGVfttnRY5ovMF2iYZUohtPpDts←0.00168195 BTC207896.81 ARS159698.23 ARS
3LCdFWoK1HrEzH2HEUFm6JC55cCXo6oCTc←0.00034377 BTC42491.56 ARS32640.36 ARS
 
15Gjwsuh4xiFm3xpshhxLhZ4B491o8C3UC0.00165009 BTC203958.77 ARS156673.18 ARS→
Fee 0.00037563 BTC46429.61 ARS35665.42 ARS (166.21 sat/vByte)
280541 confirmations0.00165009 BTC203958.77 ARS156673.18 ARS
3cd5d4747c5b82de201e1b32447e54c945e63cdcc3e7ddf774aa0d28a935253e
mined 1928 days 20 hours ago
3Hjgd8tJtep2YVUaNh68HHxVhMvb7o2GWA←0.00343760 BTC424903.28 ARS326394.15 ARS
3JwjVAJNJJyY8AqenRWscjkgtA56XvSwUE←0.00498156 BTC615743.89 ARS472990.47 ARS
 
1CzzSaRVVPWqw5YBxY1kmHTA57RykdscvD0.00805007 BTC995025.94 ARS764340.17 ARS→
Fee 0.00036909 BTC45621.23 ARS35044.45 ARS (163.31 sat/vByte)
280541 confirmations0.00805007 BTC995025.94 ARS764340.17 ARS
cf2d0d32b41f59edd580d2ec192a88968affec1507897631c45d8880138400b5
mined 1928 days 20 hours ago
3ANe1Jn8hzaiGfaS6rh71XSr9BKzTEvq5r←0.20452317 BTC25280011.16 ARS19419119.94 ARS
35JTowK2JUhzVKxZsGT1YFEUbodokdogB6←0.03447078 BTC4260748.08 ARS3272940.72 ARS
3QRbxxf8EcZkMRiS1cg8ToSmMSFeEGupeq←0.02327696 BTC2877140.07 ARS2210106.94 ARS
3A84FtxnZL1zRySpmTcSJahtkQdkgMDZFL←0.25445630 BTC31451977.32 ARS24160183.95 ARS
3KNnvN2Wd3HnziFx5fRWgnqdtXsX6vHRcB←0.00110195 BTC136206.12 ARS104628.24 ARS
 
1Bx8HqUGtBRSVgSYkz2tRQmmYUdeeZZ5Qd0.51704500 BTC63909156.95 ARS49092525.16 ARS→
Fee 0.00078416 BTC96925.81 ARS74454.63 ARS (157.46 sat/vByte)
280541 confirmations0.51704500 BTC63909156.95 ARS49092525.16 ARS