Due to the adjustment of the company's development strategy, CloverPool (formerly BTC.com) has started anew and has been fully updated to a new brand and new domain name to continue to provide high-quality services to our customers.
USD($)English
Transaction Hash
89245a7f5bf164b8ae0043092b5b642426e5d81586972b81f098726f4eb4be6c
Summary
Height
627,303
Confirmations
278,912
Timestamp
2020-04-23 14:32:46
Size (rawtx)
8,387 Bytes
Virtual Size
4,935 Bytes
Weight
19,739
Status
Confirmed
Input
1.63568680 BTC
Output
1.63439252 BTC
Sigops
103
Fees
0.00129428 BTC
Fees Rate(BTC/kVB)
0.00026227 BTC
Other Explorers
BLOCKCHAIR
Transaction
Input (43)1.63568680 BTC
Output (31)1.63439252 BTC
278,912 Confirmations
Input Scripts
P2SH
160014f1c097fe67dc77d0f307dfecba4f20a2265bbd68
����g�w����O �&[�h
(witness)
304402201a5332beb278950d6c02e40ab13c6f60d825cbd025a578aa5dc7ac807ee595130220560555a1c36abb0e11c37e5ff4ff074126431a3b86cbea3664206e5983bf8d9b01
026dda847ab8f1966e97356e7c9c8eb8b956ad1dee3490634f22de2971cb652fd1
P2SH
160014ead8b1546d193e7f1d22d5fba34872660e7363c2
�رTm>"���Hrfsc�
(witness)
3044022051b1a27268e9aefec5bc1306b7264263adf4dfdc952cd355f41acc0477fb9f6302204f502895842dc54e4a7213bee4b6f15f91e5037259474d1efd6d77761e1c150701
03eded4c95f0bec6d8f1e7fbc31943fa5fe531e0151d2b29af0651e1b692b25be4
P2SH
160014e0c0ba77b57c46f897bb4c6603caf24d7c84b523
���w�|F���Lf��M|��#
(witness)
304402200d713472f63a66f9cc20279f5da10d60b16b3b8060cb18618b65439cb2e1eeba022070335fcd6ebd193151edfb939eac24862153069986f33aaec5a6ccf399db001001
02cf70c518b810acf9fcea2dec7ad03196ffdadb23934d93da06ec22bd6e89bd82
P2SH
1600147655ba0287074fc93bb13a7c8028a5d4d3a26224
vU��O�;�:|�(��Ӣb$
(witness)
30440220546efd4907b2f192c7cd5dc430a7402b0d6632e41eba086d8b1db9dda86840b502202f5fc588e616355c645a1cf4c098611194021418bd7572f6bfe3864abcd9dc8c01
02cd513cd57be596afdc5af7d01fe1f1c5b8b772e4b1314158ac1d0d466fe4c117
P2SH
160014abb44469329f5b4eae459abcfac88dbf0b04a1ad
��Di2�[N�E���ȍ� ��
(witness)
30440220778835ad692270763f16bd4a8a5f23b296df9f4b774e76e9f5ebb764e71110d202207b9fd4b7c15ccdf23f1603efce84b7a8b1628324cca38694d967b3c04459cbc001
031ca28b42f1bffb58e627626631eb355759149a3c45fe11d7fc0d7abeccffe334
P2SH
1600141d096954ee5e9f890958f2ff340e4ae907773913
 iT�^�� X��4J�w9
(witness)
304402203a2ec0b94c4abc61d7ad0330bb7652b7cbbe48f4955fc67b1044d0d755c13f5702202c4b56e3d69a1274c84c51c1c0ce39804f5be52405473f98e729ef17235da44101
020ab1d1bb5fd412182e929b41de5ffa082ca6a94d36aefc9b38264b0f2ed9d9ab
P2SH
160014d05f67463354495b96874f307c063ded5a0dcd39
�_gF3TI[��O0|=�Z �9
(witness)
304402202e6be2f818883b680204e9e9b6f410edaa6fd4883c1a4b3134c6b6c1e48c72e802205233dd5eb925a645edcc517a1e620713c281997ab24148b6952e42662ae0cf3501
0268f3ade13443bdf446caf9afc4d8883e7f773525bde5cdc9c4f536d32f364756
P2SH
160014a6eae1f36244222b67f5db427fa64381eb9d02c4
����bD"+g��B�C���
(witness)
30440220741f210924b55efc3fcab7b8b5661735fd1c18ee125f6d2b698a62ed3b95debe02204345d3039ee868e04bda8b7f3f49562fe939488eb40c6488b778cb394089b0ad01
03beecfede4d748575d3e39bda0bf709a98535a80dcdc3e33fb4699b8f76aaabbf
P2SH
16001404ee8767d83c386fdb2d4d9f67d564ff1f223f9a
�g�<8o�-M�g�d�"?�
(witness)
30440220232ab9ba52ea6d85f5a1230c02638d521d40b33d151b2543181c325bb01b14bf0220590ae64783c3285071af173080e5159dca2593b46c93fef582dbed6f8431313301
0366953ef964c6ccc0a05c5453886519864c1cb655034f5859d27c8e95ad9b0961
P2SH
160014471439adf6087fb81fd505c92bd25f6a073af6e7
G9�����+�_j:��
(witness)
30440220106053ce66f98e0caf18afb49f7bc01a91c2c3b46efeb325858d0469e0f9cf8e022005f6248b3e0776f4173914e365cc3605da8bb0d04338b79aa1e6afd7dac9d36a01
0293e7ca11a6fcf73e762fe6d4ea2937ac75f5bebf7ce56694c49a1929e8b89c5e
P2SH
160014aa3cfea75f7563faed0096bf449c38f9ebaa6791
�<��_uc����D�8��g�
(witness)
30440220008172fbb1e0dc23f91f1acb923e8d3ae051d6092b2ca0b3fe0886e17c121308022057cd1015377323b3d88520c659e0c85e676d23cd13a34457152cad18d866e7ff01
021d3611197ad2d24b1f547322f9e541cb706b1f89dbfc2985f0892e1eedeeadfe
P2SH
1600140064e22e812637b94c503c37069ef490ef7d5451
d�.�&7�LP<7����}TQ
(witness)
3044022032a5c1f4c491e6d476b5802d15b7ebf1e37c5493d9cf001b32b32d6f888ba4430220045cc68aa3a80f18c4c4be668f6771719ed295eafa5d1abb27736b047922f57f01
021f31ded9b16f6fc36f632113144360775015fb1120a26df66fa5ab9849b49aee
P2SH
160014410114bdd49efedb305b125575bf14d65d0c44d5
A�Ԟ��0[Uu��] D�
(witness)
304402205eaaa155102da10945d0d842b663016af006e7a936e69d6496330fcc61ae08bb022029a5f1c1db3801091b072704ba45c693ad68e7c4798ce2d73a191db462acac5301
030dbcc143061c1fbca03ee2242383130723da335f8e51d831c75e1a32d56c6f51
P2SH
160014676d323682a48af7433942297c0d18fec207ebad
gm26����C9B)| ���
(witness)
3044022056c660e86240d17fd16c4ae0dcff06daf9d6991e2d8a1a31099c8d22cec14cc5022077a506c2f9db149d6d16549cf72c4abdd9ce9da0a58dba50e10d0a21574f560b01
0378700c3a5bd3c5abc39f234546b4b599576aa3cb94cda29d9de43d89184a5755
P2SH
160014907f8655a8c9c658d55f1e257e25931bb6c7a9b3
��U���X�_%~%��ǩ�
(witness)
30440220154fbf8cfbe4c322bea6328f7023952e13e63949c84928920079301adecb5a25022055e7c09ab55b5ebb21c24b1739cde85ef0a7e7f7fee6f18d472966c485facec201
02069162310a7e914bb81335dc2a84c24f55cf9e95e8359ad6db9cddc061c2b2b2
P2SH
16001404c96d5162e0bd94c1975078325c7480a60dd641
�mQbཔ��Px2\t�� �A
(witness)
30440220494296d3bb11169c401fb77802b8002cc37922427146e5f3f56694f8b340461202201322d2e9a0af3175373aab8557f8408dd624d90a697d9bba122ecc3d53c5938b01
0357c9f601079789b9a92f0477426a93f4023b5b94d25e83a5ccf3e7072e2e5edc
P2SH
1600141b55be95e9d36fd1083178373b9566ffc211364b
U����o�1x7;�f��6K
(witness)
3044022069daa785c3820c36d1ab7dd094559d162eebd255f366b677342814924d29e41a02206306c98ea5cf3078372583662d083a67a20f368f4f8bbb3d13163487a3d898d401
03dec5ef1eadb074010b49550a5efd86cda0cf7fca86ecd88a4592b95218db2cdd
P2SH
1600142ebe6a53990dd52c74d0a60aa4098d821fc5dc6d
.�jS� �,tЦ � ����m
(witness)
304402206ecb32e557b54f7f1cf679499e2cea3d740aa96f57161d59cbaae6cb162d749602206378bb4c309503cf40133355a09b0c8888b649c191a97a2e0739abf71a8e684a01
03297effdbaa646c114a916f9b86d88e5824ba2d1ecdbdda3ab73a46f9603e3264
P2SH
160014fcad12200e0a7bb33b7fff7444089c90d31ebd4f
��  {�;�tD����O
(witness)
3044022056f46ca95b482c16fd468f47eb5b3b3bed751acef2d60958058d5e01d64866c1022031ff34f245e4413c7a7ce653a3bf0e704236e614138906fe83a4325c86af64a901
03416d9473f7e9efd8ef93864f2e188ef284961a26755b3a83b97686afa436cf86
P2SH
16001440c66089bf2e444f5fd63edc86f5cf72dd611c9c
@�`��.DO_�>܆��r�a�
(witness)
304402203d6ec754800b479d79d550390181a015e9898fe9853166424ec4b0f361cfcf80022074c50d152b0529fb6f60f9f2227babd5808575806177285d44d8ea3b4408ac9901
0278d7b669f37e56b49172b7cfd3c2b5394b247f32f4769adc73c60db16f09a1e0
P2SH
160014c7b9ea90dca8a2629dca925adbeebf513bccfd38
ǹ�ܨ�b�ʒZ��Q;��8
(witness)
304402201f2d27005dd224218590ada40e2e5613684ff8e53215434f0b3f8a48320d8df702205d90037035dc1d66693d426fb4e6aeace4e091ec2e802baffbbd1ff7f59e539b01
03f42c951796c7100be5b0efb589f234a17e0ebe17e85e2470a6e63855fb5cbd22
P2SH
160014a400c657aff6b9125394bd1b1cd59cd4bed4c2c3
��W���S��՜Ծ���
(witness)
304402206056a05fe975e63f2901791ae3b7d991fb6ca0b775d2320ea81d1e4ed98aff0502202dc5c494e8a2f68d08211edf5bc89b8e95da3c7a54ee1cc3ad4460a2d58ba29a01
0245296599505f4ea8b4278c61aefa0c820a945411d892c6b4098de7c42f193488
P2SH
1600146db0ea2f3f7d2ca145d1b99e2f7e9d1856b815dd
m��/?},�Eѹ�/~�V��
(witness)
3044022009d0cf098402b53fb817c95240a3908dfa3765aca23241350271a506be763fd1022073f1be5b8637496de42a4f26f8f4248bbec6428d2288084327c2ed51e9eb9aa101
0385a8bfe8479f97e3fa571d8ff04352bb7521928d2cc7e0578e639b18071ee8ad
P2SH
160014487678961d2ce1ad88d0bc6d3f4e7baf8ec4b57a
Hvx�,ᭈмm?N{��ĵz
(witness)
304402206a3991b589231aa76ad934fdd29b2fbf68c53cabe32398ef292683bec4de31d302206cff90cef09bc1caa31aa4fa63ce5db9c717695438702ad8b4a1ef1683e6866c01
03c3db93c1a0e45cdd81ccce1b31b80cab70b65a0fc34beaf6d34c7aaebe2bcd8e
P2SH
160014a1aaa10d2ce02a5d6b802e9cc36593ce2c17d1be
��� ,�*]k�.��e��,Ѿ
(witness)
30440220629ed5c28d6042240168cfd930d7a85136327a1f1625ef2f2625f1f0a9cb138602201ef78705ee009da9ea109fb3173d7e56669975db62fcd7a40a75b3673529947201
0307f3ed232e84bb353f81ff47e54b9d607b1d54ea6523f1caa64a8fa51746401f
P2SH
16001452ee965fc3163bd21c8c7144826653a796c237dc
R�_�;��qD�fS���7�
(witness)
304402200dad3b6ceb03684891624c47dd4438ca7271cb0396aae4fa9bcf40df41aa47ce022011e85bc6fdb9e0e17f5c53ff3abecc3b59c7105147e5ae6859c2d6ab3ed076f901
032404d57588b0e7bf904687cb4c8520f38c4b850ffa6fecc7aa63232a47985e11
P2SH
160014d324c2a96f663af7a990c5fc04a81cab859d7133
�$©of:���������q3
(witness)
3044022025d7aaa3f1fcb70283d0190d636ff71a41a76cb6a397f1a21527ee96bf3092f1022015b3114975808c29694e0874f2e9d72f11458eb57665665bf1f5c10a7143ffa901
03aeb476dcc088d6f8ab52c1266e753c71548a21fc93e10df3d02d264fea90165e
P2SH
160014e11da9e1b7c8a08248e8909b87b713935571f488
���Ƞ�H萛���Uq�
(witness)
3044022020cb4dc336f64a23619e690f7558b76200bac81ee0ecad7da1075a6753231ff8022033be605df7cb8ea352941a3ded3c211154959f1d957772a7958053494b42d39d01
02086c5eb45cd25cfa4f940ec6b4f0c18467c8db19a5888c710086e42ee3ae0075
P2SH
160014b10b7197c66d1a7bf9b6ecc75d87fb50a1d603e7
� q��m{����]��P���
(witness)
3044022026a4f77b2991c414e9506babf2e6601a8f6853170329abb4dcbc8d4f437a609902207ff82cdcb198922f379e9f402298b88742e99c7edf1e2927d116368fd04ca2a701
026817aabbd20d463df682dd4520f1417d9a05216dcf493996b555d613764ac322
P2SH
16001441182ed31fe0170cfc8a2a4c7999bf51b496261b
A.�� ��*Ly��Q��&
(witness)
30440220269ee787196b2219921ac69e5d60860bd693ee87d1559581c9b9b948093b904802203672b7efab6e25999b90c330b50251592177b009ff8589cb5c8d51265c30834301
0319b7994e09a88ec8034ceaecd7e60ad02f8f309dc161b840bf415a2937936f5f
P2SH
160014265931b7f17c92d02a3e264da8a97699cb0a1255
&Y1��|��*>&M��v�� U
(witness)
30440220492257b1d0d41dc17edd7110771bea8106ae91432b3a6566087ecfe96e8c3646022059a25aecfa4918441d7404e514bd3daff90350f5b69fe1541964c47102df595401
03fc402fa8590c28e8fe267e3e733d74d19a10646cba342ccfded164937e81456e
P2SH
160014d9d78d3e1c302b21056e5f7fcd3c05d48a2ab6c2
�׍>0+!n_�<Ԋ*��
(witness)
304402206bb0ebb5dc1fc36bec37699523f5bff2853a84cadee0e16bb44c9a9872bf786a022066d2f6e38afe2a1cb4640b104a8b9a96f0b4a6ffa46cde548debda1cbdb1cd6b01
02ad96e577d4dacbba76d24e716176f4d3c6053ece4f0c13ef94945c40aa81b61a
P2SH
160014605d4b691d9860af454da97f341acb9e3dd4c390
`]Ki�`�EM�4˞=�Ð
(witness)
304402204c6aa9ed856986b40efe52e4e2be396210459c4cdab018c60f1857db29e0ea5402200da9d7b0ec41e1f6d763e556f037744adcb845a7f5bbad2e9d9cb7d19860ae1d01
0263143d6f2fb707974e4cc04d5b94516e1675b59a25452271563b9a68fafabc80
P2SH
16001484d069b673c596fe6873f8a619b6098290b5483e
��i�sŖ�hs��� ���H>
(witness)
304402204c42faf38a2ca768d3afe6ff3e10cc6e66f9c071b105f1d0bebce90303ddc7ac022063abebc783ce0e8715adf5543e74cf29858492dfcf5880325f3c5753b18f6c3a01
03e558fc0334730bf5fb06c9a60b94db40f39e8b86f1f5f0fb1f0d077050c60654
P2SH
160014b6ea708557ee4d83231ee1535197f113a50509b7
��p�W�M�#�SQ��� �
(witness)
304402205b22de29f9f062fb6d9432c855070e8f1208b3eb231ccec22b14da2f39d2d2b102201854fee09590ca8d57d281dad5a58e5f4b4ceae2908ab85ea5dcd78f8cefce9b01
02816138dfee8fedbe0ca3cb3a9fe4f171a17dd807bde630c0932fc56b9557be33
P2SH
16001435b204967cb857b1bf4d6cd0d486d349483ef19d
5��|�W��Ml�Ԇ�IH>�
(witness)
3044022016b06c44f0df827603e60f12af2d6ea4f214944c32f2f50f4ed6d794abbb18170220784c1d24146dc8c71a3e46eaae5dc188ab3cb1ee7e481d71f94e1a271e92b4cf01
03c5fbaf8fb02922865abd5a184f7ec821e6808637f8ab15fd3248773a39d19f56
P2SH
160014cae405784d883635dbb6abfe8eb9b2ae2065e769
��xM�65۶������ e�i
(witness)
3044022023244e453645c5e3e26ebd4aef0219c066c6f6954f59dcfa7a8cc0c99b8114d802206ed9674b988fdb18bf22d04ff6d5cc7eb2bf4a95390bd49eb1a7f60a0b296f4f01
037ef36831c68826dab841423b6c4a48f59107c80bf9c1522622b47b31e260e630
P2SH
16001433e653791ab054b4b54765f4a8b41d56e22b356d
3�Sy�T��Ge���V�+5m
(witness)
304402201e25f31714bf817a81bbede584d2068410e13ed596abc086d81cd0ed52e0330402200893a5a687c7727793926236572b6b8c69c8d98a495a7f7ca92929baedeba2ba01
020f45a63d3e88efaea3223f67c96d2f0a5baefc545883a30a6fa84a6f9d4f23e3
P2SH
1600142d8cdb83d73a36d5910a95539188d47499731528
-�ۃ�:6Ց �S���t�s(
(witness)
304402200438143515c396ffb7eb295b17983884912ca7f048dbf3e3a5113491a4343f0a02200134cf9a696211830dff0c5ca2c809b0d936e4e9c0c56057de57b0859ab88f8f01
02dd6ed57f7e730cb4ae86517d8b94306901e3de7923fad0b96d9469e61f3923a0
P2SH
160014c5fe175edd9424d370ac2cc463c2c1821e9c3c95
��^ݔ$�p�,�c����<�
(witness)
3044022010d45579cffe23341d8a89b8c2a334649d9150c4fdd2653f813e9c51023e86f8022031a5a5490b01f585126354cfce02636a9d611fdd75bdba71e762061600f94e7401
0294e9b1c25ea4ed4d43de73fd84d64b717507920f8baba297368f96974342786c
P2SH
160014324a480563188051de232d8655607889a80252f0
2JHc�Q�#-�U`x��R�
(witness)
304402204b9526a4a9bb843a43491b73b9933f3cc55fcc62402886368feccb63efc2931b022017243da1b682de485993666f47e7c3612c54f72ea6eddbb0be8c93714ac4dfa201
02bd6ef7c5edf15c571d2450ba3a7a9241f92f69a630310e482acfe349b94e9cd5
P2SH
160014ac44f29e717f248e2fb60e316fbcce8a61b50238
�D�q$�/�1o�Ίa�8
(witness)
304402203914529d1e47401e56d9e622ac2c10d89942ae7206a31f81fbbbd6dc14e0309b022018e5675f60bb5f435bf6835b862d5d147d63444ea4e994ee7d2925210a25c61301
029dc2e8cd905d8ed8670cde7c0dafeb162a95f06940d24ad7186040e28607b404
P2SH
160014cc4fd61150b069b644dba4653173aac600bf70c6
�O�P�i�Dۤe1s���p�
(witness)
304402200c67b011758411f60c8aa52fd0622e77664721e67890a496265b5b86a95f56540220473cd44d9fffbf36cf1db1168b61202095b07665e7c4fb8efb86b5f8d2caec5401
03bad4aee1eb27ad3cf79751f6895c2ebfb592a02720292905c87a3d1b6ecebc88
Output Scripts
P2SH
OP_HASH160 21c85649157573e5208d16257b32651d39c330a3 OP_EQUAL
P2SH
OP_HASH160 45401d8769a6c191028e1d7c899b4ed9ef909674 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 f934880b6fed2b0939fb62399603319e56354037 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 5f32769b1259d9af0f561d46d52f296d0134163a OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 944cfb3d491d9e13f52f0255950d0ce1dc5fbc7e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 548e7584e283fe18a16e74859583b797e58822cb OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 4148e22400ad646a696b1f143f64c93af216bb49 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 614dd71efc57625621ce3ca1fb5e77c5957d90ef OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 85b2477ae29a502834764cec2fbc288865ec3774 OP_EQUAL
P2SH
OP_HASH160 8060b43f5e985a4025b9b26a596da01d2b953884 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 3a3cef5e5705157f86d0c68fd329a87d6a9e71d7 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 dbea0af7d5544d3b88389fe56894dde19ff59316 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 b1378a7aa31ee006cd936132e675c70f1dcf84a0 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 19914904109f5dbcbaf26fa5ad4a1c18766238ee OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 e9ec4f3f9fb5ac6db5230b6e8a813880ba37825d OP_EQUAL
P2SH
OP_HASH160 0b8c19ca61ac078e2d3fe357dd09cbce5592f559 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 70ecde1c856e6e961bb7824cd02ff991d3f65775 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 c9c2615e4d192c9f8490a5def57593c8ffd5ad66 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 b7980b7250512d16eb87e89477ddfc02d9af03c2 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 9c8faf2b01d930e9cae86383d90220c4f55ed5a6 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 8739b7c71bc1fc8abfe835015821b816fd2fad69 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 74db0b3a4d32dc3845da5ba38564352a6caa52e2 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 af54edc3a487fb338a9297ce476b4debb586589b OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 508e01370489fd63b3d41d471450a566108d575c OP_EQUAL
P2SH
OP_HASH160 7991b533ed59cb0f6f7dae1965ffd787f104cf0e OP_EQUAL
P2PKH
OP_DUP OP_HASH160 328be0083c2a4c3ea05e65a4e8e37fa3588c9f46 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 3cb5fa14398c8ee519325b0cbd774715f6513c59 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 60a0921ad64a2729f1a608d1213c924a27ec41be OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 f6fbc99ed38ce61f7a332a9369d2edd2381d5aab OP_EQUAL
P2SH
OP_HASH160 fcb927a362bbb2201802dc4639d22e5208fea96c OP_EQUAL
P2SH
OP_HASH160 e41f7245860c23ca64564fd6fee33cdac29777c8 OP_EQUAL