ae4ceb9502cc0569d9d319727f991f539ff2693d6027691ed272e92469ebec30

Bitcoin Transaction

Block No.
588,589
Time
2019-08-04 15:44:59 UTC
Status
Confirmed
Confirmations
253,839
# Inputs
21
# Outputs
44
Value
3.91561026 BTC
Value ($)
39,459.34 USD
Total Fee
0.00051876 BTC
Total Fee ($)
5.23 USD
Size
8,263 B
Virtual Size
4,852 B
Fee per Byte
11 sats
Space Saved
41.28%

Inputs

0
0.03280000
BTC
1
0.04568600
BTC
2
0.03980000
BTC
3
0.05615000
BTC
4
0.11363200
BTC
5
0.08185563
BTC
6
0.04273869
BTC
7
0.05921920
BTC
8
0.05783575
BTC
9
0.26774000
BTC
10
0.12083000
BTC
11
0.13816000
BTC
12
0.12065482
BTC
13
0.08318430
BTC
14
0.04626500
BTC
15
0.34950000
BTC
16
0.06399763
BTC
17
0.10000000
BTC
18
0.09658000
BTC
19
0.99950000
BTC
20
1.00000000
BTC

Outputs

0
0.00516392
BTC
1
0.00228419
BTC
2
0.00100000
BTC
3
0.01601529
BTC
4
0.00368874
BTC
5
0.00148090
BTC
6
1.00041013
BTC
7
0.00453805
BTC
8
0.96239608
BTC
9
0.00460230
BTC
10
0.00328525
BTC
11
0.00920285
BTC
12
0.00275376
BTC
13
0.05735997
BTC
14
0.01815203
BTC
15
0.00158753
BTC
16
0.01055610
BTC
17
0.00096780
BTC
18
0.00045687
BTC
19
0.00453381
BTC
20
0.00457603
BTC
21
0.00264872
BTC
22
0.00380557
BTC
23
0.00064172
BTC
24
0.00137688
BTC
25
0.00304704
BTC
26
0.05723732
BTC
27
0.05164936
BTC
28
0.79729325
BTC
29
0.18461978
BTC
30
0.00509565
BTC
31
0.00183041
BTC
32
0.00747900
BTC
33
0.03690000
BTC
34
0.05340999
BTC
35
0.18484000
BTC
36
0.00296603
BTC
37
0.00275000
BTC
38
0.00134971
BTC
39
0.00044000
BTC
40
0.01147004
BTC
41
0.12079173
BTC
42
0.18154846
BTC
43
0.08740800
BTC

Scripts

Input
0
304402204f75203e982450e06cd32b31fc70d0086659bbc5b4382634b89bc09ec7cb784902204ea5481bd41d8199c3144fd6d420a123288f93fcb1c30f598549d51c951883c301 30440220425eb24fc74c809fd8547983ffecf4a3e60b1128fd786f22c62bf6353f746b9c02206efebaf05074435c25726b7efb79853de48fb839e515324444c61f0703752a6701 522103a194226dddc23fa0e7e3633a5fd85b12d8bfef3022553538973017a9c5783706210373225db055040529bf0ddc0d404d3f1af2df474df8fa91a09f34f43e38d857da21037895c821fbb49b494aad05483b1f8ecf8fd92280d98011dbecc908b4d74a30f753ae
Input
1
30440220121641808865debcd602123e3acf9dfdc989c7d1a387a585d8152904e8ac4679022041b356752c8389ebcc34b27daa89ac4f756ff069b7b6e027c166d7f5c180f5c501 304402206da3b1d779f8dc82bd4e8858cd39fb1424a2f0f8875272db8e21ab08a81bec2d02205c01bd93ca00672684e5819389b7f2133db78e927a054986ccbd8353135dae7d01 522102e1e6b24b4f34ce17189af37c04f5ca5e07e2f2376451c1040003bef18b0ab1c22103d28be361e4b8559fa47b0b86bed155a69a798202ff6813f7e6d15b0c80add1ad21024fdfada81c573e93060df695054368391e3e1623081fb878a9a076f780a526fd53ae
Input
2
304402206d0667f81b3026f729d75c873965fcfca56d2719c1a7e12148daeeb1adcfb25302205ae674aa0d780b7e72931c0de4d15eb4af42bca46e9e610213bcb414255c980f01 30440220274c670bb0c609107d7695a0d14f64cb942685ccf6047f79914ffdcab5f91330022055a354f31b5a9b348aa2f719110e742ea42aa1a04da8b4acaa668add92ba75cd01 522102836db1d8cdbff1f12777647de0c0b14e7055b8e72bc7c4c1c55caf2056c8b7b72103494c33eb22e9e5a42d5e81b72859eec6a90fbf77951fff176f4232bdba6d83b9210230db5ded3da3f9aabe79dd0a48dd1faad8f45e3c47003b167ace283fe86b9fb753ae
Input
3
304402207642cc077ce4b624c8a71864de61074e095e7c6650ec9d6ca955a51589888de202202a371da6bf45b31359c8d96ac971534ca656d815931c49d12355452d31baf46901 30440220547763521d8422e17fb6ca049352e40f613a19d1f5d54e41e560a899c6c69b8602202547785042d29a8df57ee9a95b93e3aeb4d6f199806ccb32372a39cc286ceac501 52210218e4edf8220344205e159046748241b6a603ce2e71159620219bd0fe9250ee88210304993fda60c3cd34e663fec7a732cfbb6a93cfb50cd3cc74020f018f2ecf632e2102d4704e523fd20308d7d38ae015ac3e9ae81e90917e608ce6e19d1f01d237ac4353ae
Input
4
304402202e1ad4f1704e33b6b3ccba3fa641432b4e3ede15a9a14bca3fab9ebcbf816e51022049fc16cf445c07d566e2a74aaf215745a4020fb83a44b8872f19e1a8820e1a3f01 30440220671c37e882a7a1ee281cc27fd372a92a2dc8cf4a5f241de1e4ca61d810b59f2402200c03cad33dd95043c4a956fb965f88b4557d874e8d253d321348d755983c822101 5221026d2e0bbb008f857843e32c7107c8915a2971a424b3f4a7f90030c727bbcfb374210224e950951485884228356a18c04de7ea7cde8e4fad2d5058077cd3851fb60be12103fe01b4769f8f63c2a4eafa84905ce5d989eee724bebd2626c1ec6283c7c70ff153ae
Input
5
304402206a6bd98d750f3cec77429e25f6da1c64ca823f7fd9eb50558b62a566a5caabc8022043ed266f14126037decdb18a880f20ee9dc7b747de925ef642ac3feecaa697e501 3044022067d6b6a38115b9d46525c92a670d0ba862fc579ef754af0a33a4725e5ae6fbdc0220115287cd505a732738343bbf631c4643e67c0e7c8e2eb62fe97c8dd5b2c38bcc01 5221034f4cb889168bb665a2d79ce330a461bc02ad72a4a62dbb08ecc5728fccc1a5a2210303d3354df33654e1b7bc1da15fe83dbe24fa607af6d7cc8a13d61d7dd699bd0e210323bc65e8d91f1aaba710f16527c22ce0bbfb19f8619acb2a9c0583f7776e6ab453ae
Input
6
30450221009da69fb84cf3ac77f33fede9fd99c5b15d697c8552921af0336930192668c8f70220024d4fa016aad0a773a0177985ad9341416a8b541862a063e416bf8abb6923d001 30440220720fdcf06e35e445fe9a2886c0d63d50603cc0396d8b0de7119ba7bcbd821ffd0220032c94d4736f4393ee843bc5a2bf1d98dcbedd6c3c4f7abab62328a5a85988b101 522102cae05fb546e09c241f069eaea655873c52afa5c5ae3f75156140634fe23dd7352102a7cd0bdfa74c85992f3d1fd204c2d00c1809d1075384812dd576c490bc2d93262103817e7d7dc8a09aa6d1ef21ec02506f3ee2590717a8dd7ca2c7f99330cc314a3253ae
Input
7
0 3045022100eaca26821279caa9da6942310502e8b5a477eebe497a37ffd978f4e0d992cdf102203457b40727a837b6ec377f00b92fc7316712b77ab66f74e93514ea2d0f18e3a201 3044022026cf85057c5f01cb6658f984d869710a586718cd3a4ac09e04e523aa556c14f7022076b2bd5411c329b0a927be617cddc7f115b880b0c95132a9bf463bef3ed8868401 522103cad7c56cd6c01040f0aaf8a08408cb4556c341f0bf5f97a1f9a32e155dc6f60e21037d7a2ed6676c88b79cb1634052e830b0f218edcc8eee0a10a12de158748e75df21039e951e9090030bbafff8d05ddd06f0f55af09486d35ef4ba5031d03954989f3853ae
Input
8
3045022100e9f202fc9dd98f64c6695be1825aa1fae658a17c2b5348bd8a38e512785107fb022048bf1198035b9843378ed350729b7d9eeb2e82d88824290e1d0eaed4550cc69801 3044022008c07cf5a3be30dedd0b70bcdd17157041e3b8436b3cb8c48e51c4ea33f9334c022070a6d86d5ae32919dc111a9e7810c626b40dc661ef262a0830bf0961af4b504601 522103ed8d64156c6105c6c69aa22fe00bcfea53752a01d32773dc9ac38bae98b3dbca21034b4784063a425a7a3015d2e94661790d8c75210f3f985b0617ceaee6739faf0e210216e40e67c94eefc39b047b2831dcced209c9c74cb2654456433d4105ad35a8f853ae
Input
9
304502210090d345e24f326e095e4674b5ed0dd936a2d460d693d097f3e3370392874aca690220767e74efcaa112c8200aa5f0ebc97182f8d9b89c93e83d763dd3e281b310ae3a01 304402200b9ebb750a779f5b854f489164ac408670ce8df0dfc50b375003cd5e09c9e4ae022012c009214f38b22671f63b464c4b1641c6cf4d827e093fc418d5181470aa2e9b01 522103dab8e02c4abb501455179a9c69d9d81472a159bf8016b421ad37181d193c078b2102e2f4b540509b9d6ee177b0d860a2d7cf78ec5b9cb64656d85191956da7d2f90a21037bbe2ecb8678552619c7558b12c36570ad6a77a4d166c2e1578562d76738207753ae
Input
10
3045022100b6cc9fedeb29c02d45c6f799d174209ac95ee1122a2d5121c0fdd6133b72d06a022026db0a6b451a116c98c1f7fc489952b0ed30d80f5a7dbd006315b45fc5f6825f01 304402202c15728e72131d88725d0e00a2780314d56a3f34d18c2a5034ba7023b505df42022012a053cddeba7f9b2caa1cf639f62b474f973018fb431af2b15d4e9d7a5561e801 522102801fe405a6e7fe1e9f47ca633d477c44799e848f98e54bf8c270e2f3413748f22103974ccf709950e17e71c9192948a9a52c2357bba6d3f89806a76954dc3886715721026b2b1570a16d8dda438df90639d5e557d6ab14ee24299fa4372bf78fca26313f53ae
Input
11
304402205e5012ab51750c3bbd0040ed53ad9a1c452e1fdf739025e330407dc2e89e004802205b10fc2f48c20fa44362ad88862f4bfb93ec9fad5c53414a1bab7356573e572801 30440220645ee36a9e30ece4c89f1572e31b13c333872918468fc271519e7c09d656d751022076b7987aeff17f2ae2966415b5d75d8bce937794515017513058aaf8d239a33b01 522103be843e5edc8fecb3f5718c23eadb2e7d3886cec07a8eb115ee4c117e9de3cdc92103e7a918ff1c136ef4fb4d19e6430ae7847b7df94a5ff68452d1733017f14123012103053131ecf47fefaf0e26212b11cf63b3d0e2b1fed4fe0c52bef5e34307e3c43953ae
Input
12
3044022072cb440de778f971ff158fa63a44e66310ae1282253afbcf4609c1c6c4b4675e02200e2c9adf04f86947efb232cc1d51425831cd844b0f1c06113b2d362878c6f4fb01 3044022021f92a1b810618f80532d8d1993d6c14d00d0a174afd0b348a58a4cba0dbbf0e02203efca75eda96b6921eb9d4b9b05da03d3c6459e1db037a738b6418e79f44a26f01 522102adc4a3beb535815e4ef400526cd948766ae8b388e2ad70d0695a6e39ad20a2c8210289af19fcd11844a7043db375d11cc1856afd6ac2cfbcc65e72766e2f55cd57f32103608cddaff3eafe3e9cd3bc368ee61c2919f82a5d3b561460afcf659691bf01e653ae
Input
13
0 3044022057c4d879a0a428160b537b04aee344131208c5a490fa1f930fccb20f012ec02802204ef0e2766ac50ed6973c96bdddf6009c48ef1dfab968b97298fed5cca4365e2801 3044022051a22b12791e9a92311b594e0543b5ceb552346720eef8f9f74a7fb92344e247022079cd7463b518eb917d26ad82f106fa9d21815fb0ddfb4e8fd8fb6cb6affd2e3201 522103e71922888c9a564751e78b68bc54ec092c79b86270b34d60328cff369b91c9db2103feccd63e7c420fdab5c7e3ac69620708d0c582992552bd8b92196d0ea325ae33210205e12316ad01e75495e69f93574edeb1cc4d16d02b78e9e604cf43f7ca26711453ae
Input
14
3045022100827f98fb2cbb976dbec21cc5c788175787d769562028f6dec55227a6d4e59dec02204c08f9ac615a820dddaf3d7e8cb641736ab4a9f54ed60b37e775e5e85a0c7b8f01 3044022059e06b9601da8b523cdc2da4e0bba2d11497714d04cf2d778dcbc24c5f5796be022032ba914087a3202eaed4eb731e809eb160c41d2cba1355759a61dff899f5c06801 52210265eab4ad6be1d58295662e2c69e4a1f19788a4e29c1c087534c4b40d5ceada9021027492e89d95e1f4a965d084ed9ea3221024ff95759d96dd80f0816a133564d6e921020b648488819299312924ab07d6f0b5d0aaeebff1af26b75c13558f7610e6eec253ae
Input
15
304402201204cd0df9621585d4acc81f893f50f5e515b1d416c97acca9bca014e47c0da702204f70f8e132bf81cc331f1f865b5441efff7aefb33ab9d2b3b0d349e8eeda021e01 30440220547e4265aaeb2c0e1bc9b3a390f87d660b8cd025f41afd0349ac3d8a994cdaf1022053f07c6a4b333bc66cb427f3715a64b04d279b7eae1d3b6fb222d444970d283001 5221039ce4d782a167ccddcaa765297bde4103a4a3928863aba6a9a92d5a3fa315e8062102d1ebf3d5a8437d2b4b8f4e39b1e786d6bc1c384f2562e9a0f06207398149f30f2103232be6cb42ae6429e6f92d05bfc242e0476c66b7c766001790906f14f2f3cad253ae
Input
16
304402200895cde7093e9c3fc8ead79fd1bfb4e9e8e09d36c5bdc806ae46ff971bb60c2e02200996f505ffd6468b0f3860e588ca453334b90524644c521a3f73c8999ca88a4b01 304402200123c3d4f4273db82416381b7e1a37d1428c08c47097d596f193a0136e874347022002dadf754fa9fe4ffa273d26bda68a71feb782eb5a4bffe703e9d33b9fba407201 5221037320d6969027363e08e87feaefe97cd3520aabd9ca02d8e9cc4698c25c1f1e85210280e4971ff798072e0fb4def67339a1661144a857dc0354c1845a87976f3d35372103549ee2762a0814608a6c7fefca25d457693821e6ccd9848e44911e301d36aabc53ae
Input
17
3045022100e1206f1191239373b8166c2c2a6c0ff5bc601d6af6d15eb94c1f8f6c0c6a00c5022003520aa20ca1a102689f82189c5a5f28385c625675b79dfd20e3d3487ca0425c01 304402205c4cd20eb35b15d25df3a6898843d1f9cac46ea780bf969d0bde4bb1a1bcb53b0220555334fb2d80290fb662fcdab2c5b98409c51e41af8704a2235915305f28b73801 5221030f2dc2cf892be35df37ad5f2039bc70ccabfa6de5bc208e3199dc31adf3219a221037ce675754a66b07aa9da5d3a210dcc90a4fc922e255dd8da247e9f1d9b3ee1fb21029afc3b3aa552ddc2a8bc3b604117062d773020f1a035a06b751db442da082e2f53ae
Input
18
304402201bb9581a517903249a7df70e4fcff0c5aca6c4306ecf98966de9852a2fbb4dbd022032c1e11a9d1663ee00530e8304c1a9542200fc022d40e5c18068d8fd580e23d301 3044022015588bdd573e4b386fbed5480097488c929fab4f83b14eb84dd09196092f557302202ece6a36e41c659cf94dd4dc6762a30cf627c6573da4aa3987058d8356105ec501 522102f87b7d6cfb9373666b3924d22465abe334228f7a3bba9993dd7949d32642be9d210256a17f9f2180ecbfbfa20e677a5e7d16dbb0e34c4104bea99df1d5a910abd3ad2102617e253e603e661d03e90bf9e5163e8a92d6967ea28a9080fe041aaf869e412453ae
Input
19
0 3045022100888f29995b4342d2846849658c267d315c25d5aece92cbd0a86dedb14661255902204171bd96f132b7748e8954079f35f4221d2127863513db139733da5106e4141601 3044022030bcdae8cc7b14796cfe6eceda36fd133d037f1f51939c32f93931057aecaffb02202401f85ebdec4c4a3718a1bdd1a6f89d88d3863669c3efe41bd420740a49c00a01 5221035064ba498bedd571b5e25b9c4b7eba8405527e2483cfce1ab15cf21d1881399a210305681f5a789376c84d02dc155b5a2e459937fc055ad9cac849b0b7e2f2cb4d582102d43cc1898c404fc4f2d35164f32fd16e80ddb4f9830e976a20303820e0da81b153ae
Input
20
3045022100bf67b2bb0e84817b53f1412b0a8df69b44418d834bcbb371199ca36c88a2f3ab0220324103bfc5ccea39a71ad6edd319c84a48b0d836c7da1a1593587faf34c7654c01 304402200be0c563902432fdde4a358baa788c07021b02d58dee617ac0840ef9f566a77a02207947c6eba600f9980ca2d433960b88cdff78deb3b25f1eb331aecce448d7ec7d01 5221021509fb467e4d6bea3e94a71ea5625b3104ca6622ffc8057ce4b2a2df47a94ecf210208ddf3ad036c1e5fca9edfd64124f062bec3f09b30c865fbe54df70f3998456b2103eff5c4043600fbd33b6ca5a7957b8a04edcbf882fbd42f92ff9547ab129d946053ae
Output
0
OP_DUP OP_HASH160 18186f7402001e34f63c23a3303d8329701266a2 OP_EQUALVERIFY OP_CHECKSIG
Output
1
OP_HASH160 0c0386bd543448d6c3e498420fdb20d7be951674 OP_EQUAL
Output
2
OP_DUP OP_HASH160 494e003eff262b7a167eaa4f24feafd2dd1c525e OP_EQUALVERIFY OP_CHECKSIG
Output
3
OP_HASH160 a3b453d1443c6940d3e8ab3521862e14900aaaaf OP_EQUAL
Output
4
OP_HASH160 5689ee15b2a98b4a7458b428a4bef2840d48b380 OP_EQUAL
Output
5
OP_DUP OP_HASH160 704dbbf60c59ca643fd4cdaeb0916e0cdbe5a19c OP_EQUALVERIFY OP_CHECKSIG
Output
6
OP_DUP OP_HASH160 b509bd040ae1276c560bc622d97e3e02975080a5 OP_EQUALVERIFY OP_CHECKSIG
Output
7
OP_HASH160 a1626c70875d01dc07788e44194127d5dc464347 OP_EQUAL
Output
8
OP_DUP OP_HASH160 6337aefd82e6c1f83ab505b78c3bcc413b493640 OP_EQUALVERIFY OP_CHECKSIG
Output
9
OP_DUP OP_HASH160 9b4325d9dd56522c01c7df1047b8bf1f7c9a3abd OP_EQUALVERIFY OP_CHECKSIG
Output
10
OP_DUP OP_HASH160 357b4cf2c4a48eb9c499dfddf8da589c8e78073f OP_EQUALVERIFY OP_CHECKSIG
Output
11
OP_HASH160 2703fdbe21820da56439c5a5db4a9aa7825a7ef9 OP_EQUAL
Output
12
OP_DUP OP_HASH160 7db945bfc71fbbbb8ae2f32089ecf2740d3e5de4 OP_EQUALVERIFY OP_CHECKSIG
Output
13
OP_HASH160 dbb33067e050b43ee11ac2c615a38c206844ac5e OP_EQUAL
Output
14
OP_DUP OP_HASH160 63cdcb0698efbef62d5c412cd87fb629ff5c731c OP_EQUALVERIFY OP_CHECKSIG
Output
15
OP_HASH160 d5fa3763e9169a49d406a80be1ffa5bb784b58f0 OP_EQUAL
Output
16
OP_DUP OP_HASH160 b36f4ad44215cab2dd9cd1f89960d328965e3fbc OP_EQUALVERIFY OP_CHECKSIG
Output
17
OP_DUP OP_HASH160 4c94a795d6f6b84225ce3874064af026f8bb4627 OP_EQUALVERIFY OP_CHECKSIG
Output
18
OP_DUP OP_HASH160 aba1b26a100357d29f438dd0ac6c5d5f083bf71d OP_EQUALVERIFY OP_CHECKSIG
Output
19
OP_DUP OP_HASH160 bacbcc86c13c2871e991f030f2bedd3e8b8cc4c7 OP_EQUALVERIFY OP_CHECKSIG
Output
20
OP_DUP OP_HASH160 939473ad470e1970a5e2dc5b6e5ec65562727c15 OP_EQUALVERIFY OP_CHECKSIG
Output
21
OP_HASH160 1b727f2bae2ac3e2100f8980c0f84f766475e37b OP_EQUAL
Output
22
OP_HASH160 8ef8398e1e29059f0c6e17381fa4d4f446c0ec60 OP_EQUAL
Output
23
OP_HASH160 19a368f2bb6befbe7c9f3afe77a2ecab11a5ac46 OP_EQUAL
Output
24
OP_HASH160 85fd861981c0bbd29538b9e1a91eef02ab477a33 OP_EQUAL
Output
25
OP_HASH160 525d89acb9a5fa5f71cc07ec6070c9173e14201e OP_EQUAL
Output
26
OP_DUP OP_HASH160 07864a8d1507a7bda88f33e09615f1d7a15ed45e OP_EQUALVERIFY OP_CHECKSIG
Output
27
OP_DUP OP_HASH160 86bab205962cc5d21ad8c2eec0df011b1ff4cb67 OP_EQUALVERIFY OP_CHECKSIG
Output
28
OP_HASH160 fdf10435cf9314068164ef7f7743846afe8f9151 OP_EQUAL
Output
29
OP_HASH160 904efc27cca301dee06884b3ebc1cef17cecb0b2 OP_EQUAL
Output
30
OP_HASH160 64f24523131d53e23694395d9560137ae950d8d7 OP_EQUAL
Output
31
OP_HASH160 e5117fd7c82ab76f94772119b93e649e5323f8de OP_EQUAL
Output
32
OP_DUP OP_HASH160 cacd89e70f29b3d69f9e29479c61d40ebd5085c8 OP_EQUALVERIFY OP_CHECKSIG
Output
33
OP_HASH160 b9541fd8696ed25eac694a5875a70e4a59b0bcad OP_EQUAL
Output
34
OP_HASH160 d2e8642d191bd94612f63ef10084c338c4e2f812 OP_EQUAL
Output
35
OP_DUP OP_HASH160 ba826ae0e27666f0e0ab5d7c35a68c8a55ae297b OP_EQUALVERIFY OP_CHECKSIG
Output
36
OP_DUP OP_HASH160 003d524a7600c9056f34161b4817703562c6093a OP_EQUALVERIFY OP_CHECKSIG
Output
37
OP_DUP OP_HASH160 30383c5ebee7a813157442c7454377505b3b8505 OP_EQUALVERIFY OP_CHECKSIG
Output
38
OP_HASH160 fbd010a14d00d723227c0d9ee8622f93725dc66f OP_EQUAL
Output
39
OP_HASH160 e5833a312e781654c7f928c2b0245413a846daad OP_EQUAL
Output
40
OP_DUP OP_HASH160 aa20d04bf3cd39ab7834f6461af8ae59ea46a248 OP_EQUALVERIFY OP_CHECKSIG
Output
41
OP_HASH160 69f374100f7245778a9c3909c9723210fd0c8317 OP_EQUAL
Output
42
OP_DUP OP_HASH160 73fcf4acefbc462ce5a9a1d0da1295cfb480c674 OP_EQUALVERIFY OP_CHECKSIG
Output
43
OP_HASH160 6603d8ba46f178045825d2edb46d06f7bc97ff6f OP_EQUAL