f4c176be6e49a3e6e70a2aaf145c497ae915c0c571c863b3be795c6ec3aab6eb

Bitcoin Transaction

Block No.
553,562
Time
2018-12-12 20:18:27 UTC
Status
Confirmed
Confirmations
292,534
# Inputs
65
# Outputs
2
Value
2.91356905 BTC
Value ($)
10,523.95 USD
Total Fee
0.00028791 BTC
Total Fee ($)
1.04 USD
Size
9,660 B
Virtual Size
9,660 B
Fee per Byte
3 sats
Space Saved
0.0%

Inputs

0
0.49800000
BTC
1
0.00358110
BTC
2
0.00358110
BTC
3
0.00358110
BTC
4
0.00358110
BTC
5
0.00358110
BTC
6
0.00358110
BTC
7
0.00358110
BTC
8
0.00358110
BTC
9
0.00358110
BTC
10
0.00358110
BTC
11
0.00358110
BTC
12
0.00358110
BTC
13
0.06470695
BTC
14
0.00386200
BTC
15
0.00386200
BTC
16
0.03931699
BTC
17
0.02845324
BTC
18
0.00545440
BTC
19
0.00545440
BTC
20
0.00463500
BTC
21
0.03931699
BTC
22
0.06456945
BTC
23
0.00546155
BTC
24
0.00546155
BTC
25
0.06470695
BTC
26
0.00331068
BTC
27
0.00331068
BTC
28
0.00354300
BTC
29
0.00354300
BTC
30
0.00354300
BTC
31
0.00354300
BTC
32
0.02688236
BTC
33
0.06456945
BTC
34
0.50000000
BTC
35
0.03648120
BTC
36
0.03648120
BTC
37
0.01989226
BTC
38
0.04271965
BTC
39
0.03327410
BTC
40
0.09104403
BTC
41
0.09846845
BTC
42
0.01547856
BTC
43
0.05990458
BTC
44
0.14430774
BTC
45
0.03444151
BTC
46
0.04937743
BTC
47
0.00462500
BTC
48
0.06024416
BTC
49
0.01945500
BTC
50
0.01679690
BTC
51
0.01780350
BTC
52
0.00349740
BTC
53
0.00349740
BTC
54
0.01651230
BTC
55
0.00349560
BTC
56
0.00349560
BTC
57
0.00359544
BTC
58
0.00359544
BTC
59
0.39950000
BTC
60
0.01989226
BTC
61
0.04332224
BTC
62
0.04914000
BTC
63
0.06059666
BTC
64
0.03444151
BTC

Outputs

0
0.02771542
BTC
1
2.88585363
BTC

Scripts

Input
0
3044022015f405e998c3112891288c7da87124d79809121587db6804f8dcacb55f741d9802205a9a85e6c4ac283d0a184375ce566f6d1f28e7da08c52de4f2ff1d55f2eda63301 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
1
30440220091128ea25845243f8c6f2217e5749ad2f6c075ac53943b2d5da066f3f64696502203651c10926664ea95c623efe178159d7da23587699a028f6fbee6f8d51ec075801 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
2
304402204d03739e7cbbd31d76823bcfb83e9bd17355293d1a21d1ea318cd7b27919b0e10220720f14bfbc0dcae5a57a8f6e773223cebf32857262884050c76fdd45aa7b0d2e01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
3
304402203db20d5e3c851adcc12dfbf0fb904a304a90f721e29109f368a4f432875299f60220134508123f0d4a0c2742b34993766356fb8746a91fff8c283f36601b6b81e2c601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
4
3044022031890cae0f1a0b9d8f5327250a8343680ac5c6b3b12efdf2bc07a50967ad7657022018bec27ee52bd34b8970837c80530c66045c5c9383aa1c070c0faa12f81e0ea801 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
5
3044022071840068766e6152269fb1f8265c7b66edf746719668c8d2614954bb602c1d250220295ff8d16c4e1aee0c82ebe322596d8627e0fcdf1f2c0f68fe64c998929420a701 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
6
3045022100a43039cfb66ce02fe5842446c276c8fc60a3bb728ca3ca4166307a520428108e02207f6204fde6b3383e515439766cc4b40f0fa1eb07c812a5b3d54fb44f360b8a5901 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
7
3045022100dae5761b4b8bc910d02bc0113ef4889a21315276cb42a5a73eda7301b8a9d3c10220497e559f23a00a7daa1e5d51c3d606776b4abb348418fa8cab02d8e427cca18801 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
8
3044022006a553799a9f7e9a1592197cd6e32868f71dade2ee6084c9676ee51bef0415070220057462b623874107603bb748d212c6b941ed8c92807c18ee497d5d9fe525d7eb01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
9
3045022100fa86a31a0fc8eb725b725ea8d50e37b7dab3c06add8013eca3ebaf7023193098022002e599e3d876d3c4a011b06c5b9f0e6bb5366f95e9e8038d988e2c18910aad9c01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
10
30450221009f9c617d933b17a80308e5cf8bd5faf29154ee4039f967686e84b11cfb573c3c02206b286c039c2062cc74fac3c9c4cac27cf4458bc29171a08e38a4b4947fa0a58d01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
11
3045022100aef2bdd60656008a7678cbefe1673779973beed4c4cc16e4ea49b8b3d89e12b102202be5688d74d6bdc47730df99c27879ca9b67f4ef166806e60f8ff4028ab01c7a01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
12
3045022100c4b85c5bde72f292001bd5c7a70535b8ba9a8c558d9271b7cebfc71a0e00626e02205eca06e9ecf3774e09ce12f8043fb48cb1137c937c6ecba28a73274258837ada01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
13
3045022100aa98aa09112da35b2c57a97eafa928afa24e39467a67d11dcac9f5a97d332c6502207d9a2bff2d21a3e26ccc1a2f7878a8c7b0a963a8277d12e37be7f1d9dfdbf47501 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
14
3044022014c970cc4bcb031797024976faaaf2ff1e9820803d914e21bd11a64cff57f51b0220201b9e1e403ed586d6502db8fb1df8474b8f8e6cb85a7cdeb5b20f81fa02991601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
15
304502210098803d10ddbdd6b7af20084e906892662ff8348a7a149711f787b8f74f9a777b02207f4ba7923e4cdc9fe6a94afc621e30e0e02cff79e1cf1f10dba05f605fed922b01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
16
30450221008dc56462802ae2dd9c616dc939712b5b3ad7527d0df788a261ca600108b9956302207a3bf047ea7692bc47dbe557442c1e333ca4c62f349904e867778434ac32130a01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
17
304402204e9165974bb539edf02a6642e447462ef92c8ae232ae1349582b6e760f7bb8cb02204a0610a20d52924accb573310a839bf1e89c857dbb7dd69799109f9be7f7c4a201 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
18
3045022100b4c508d25eba6c5a6eefd5c7a4a46fb55a36da949c329259fa65a8cbc31a67fb02206cf118465044eddcd3493e0f614657a9a6ec51aa189712bde336c84538b4156e01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
19
3045022100e01fc2610680cc4416f540b106829ac2078ec97beb28a71fb357fffc750cbb81022033144d6659b3467d3366f722c57bf4d24e22386e1c95f08ca3351a9c4f1d302a01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
20
30450221009b6582461158f6d84d5149d397d16b8d22f400ba4cb2059298c5603cf461711902205a437aa8372c7cedfd3d6e65a25734765afba2329e988e84eb864f7136d2453e01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
21
3044022005b7914506e4f5f7efade3e3c984c977e567b329674a1b201abf57df941fbcdc02204709d25e067981a8cfba4eab696854ed92043466983e00b192895c9fc1f7530101 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
22
3045022100bc7868a73f40f51c9c7df6747d498abbcdeeb47c8296ffeb0515038ceab518c6022072acba9cbdc73a9560533db73830365ac66fa55878dafafe9cc0ca6b7ac417a401 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
23
3045022100b461b7599582e39ff4fcfba311a476b40da1b17e910722ce19ae4deead03a8c002201081527a11a0c79d3ac01c81f6dbe29759de9013738721a4656c9f293b6765c101 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
24
3044022021428c41701b5db43353807d60880d0de1ea28590825acee979b71aa4d7f65c602207c967cbe9d37591718b69ca7e9cb4df07ed88a128f59cd7acffb104b91ce11d801 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
25
3044022078ccfe58b65e5cb4f15e91609d35a15f056ba0f12267d1bf9081002b713711ba02201047a4778095d74c0081cc1d41082f0a0e2a9d8afcf03d266f436e7330af2cef01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
26
304402202e0044dbb76f8be2efe97f18d3b0617b09f4db67c0d288e939f326cb0ba53608022010a617784858d2ef6c79bf2892a5414aa4c91ebe77b538511574578b2bc750a201 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
27
3045022100cdf8f0211b8086019c74fa8bc5abb800c497070023ceecfd11c0d9bf4c63a729022066f03e88099a960f94b01426c843481a939fc51e9806c667192f212b0038cb4201 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
28
3044022066326229cb26d68245f02d81019ca4b267dc0b9b55c6c3f8316e27bec105bc2a02202b197a2ac557a610bfd3b56695249ce1363667c6ad332dcd6933485813262ae101 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
29
304402201ff3f99b14e0cd2e367c3d5c1bf048c3293dca978b38d947abd279b12719a948022034f72d2e75b6d5bbddaaacff255e93a4f5b13a81acb58d550aa8c89b786e14d601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
30
30450221009cea21e3e2b537fc6321391f0065f60dc1c21a577bf3984b3052713601d4ae410220798fe585bb0f674e8b7a33588c5b94950eb4f97c276e72b0235ad4c55bde5ec701 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
31
304502210086a4571613dabc387a219b164ad099f430a9a22b33d31db26dc15d327f282d9e022009686787527ed54dcdfc8eb7751819245f19bc7cdb8cb4e335e74ba4b3dc92a901 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
32
304402205652b56b7a9ed3189145a80ccda987ea87163f7e30444e300fd1da7609fc53ef0220322dbae88b59e907285641eed2589c4be890edc67f2a7a602c17510c1e35b33101 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
33
304402201f2b9a2490fa076b693a493b3f6819605ee6ff4fa7c65f4c1ceaaaee70c48f9d02202495a0e66ce98ac0050495526a227cafee88289f2641532f6132e23056b3222001 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
34
30440220226a77ef4181b997a91b6e1aaba355d93c192ab333f9b40a0acad5fc67996f3102201105877daab2f2fd6d2511900deec9cda85bae283e68155d9417c72bc5ab620201 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
35
304402202986546ee72047b4a466cb8ccd19c21f34f0c08283b4457ee09b84c21fb7f0f50220356f0e61bdfad19fba54046ca0205ccee93501c84e91ebb4432004d853c98c2501 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
36
304402206f1b59579052436ad1777ebde9c04bb589e1f05c1854d9412314b158dfed4b53022028a6ec0b9ff1d1e807250d0f174c27e6b4bea2007def4fd1ef893837a3c44d7201 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
37
30440220073e8a941c11f04653f8524f091e766127f9c4bc4c2ff0cc46b52b34a529a24102200fc27117119f1040d404815d772e1e13413d8e78afed1524b4860ad95e4f013b01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
38
304502210092d7326e4e4df52c16b935c09d3c05c1ac3cebfdc4c3ee271ef2ff40594df9de0220042f79a310dbf412e810e6e156286c874c2a69243d8997fc9e52db225c2e41af01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
39
30440220789b6f07a746c9c7a521a3a897367294889dc4386674976241c6dbefed75289d02200fa4fdf05b27e91ffccb70cfca08661357ff76a4cacd8666a97e4694ed0b1cf601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
40
3044022068ff94de8685c6512e49fa51328e9c028b091efbb5436714a50df37ee0eab52a022015ad03e053e0080c2d26dfcaf5aee65b8b7639ff162189ea72680f3d223db2a001 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
41
3044022052a66841ec2c45971f698cbff09995c33c6dcda50001cf0f19c5bbb8733de4ca0220572b16503717340c2a18b35f93430f18b26e7247926adc6d10fc92409eb51e1001 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
42
3044022018eb1d63cc681b024626abd66a14d11319abd8fb002076d3fc04c42e074a633c02202519a0ddf4345c863480db6f5ae4170a79c6d3a86f74c0a05d931064b3a144d601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
43
3045022100f111b495a2977491960910917348d6d5bd9a316f4a1f4257c2a30759c788486e0220463c6d0c40d007347acdeb597d6e77bf16c12642de532408573366cd57c01bff01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
44
3044022044e1209ef73b4f4374e446a71ba7d94716b1a2eb7496ffbcb367bdf9b95a120902200f6cde7e0400dc47ed60e34aace3ce7a3a85c271731d0eb92bf373062d868af001 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
45
3045022100811057868f43f3cb02f1ab1b3f6b6ddb75d5bd28e53aa7a9b14caf4480f21d9802204965a16f82ac8d39323ece809c13f0162f4e99d5d6bfd639327ac3148336c6e801 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
46
304402204e539065f1b23294f27be4b41a722ae152e19a68abd3927fe354794f44ad41f0022020e9a22abe6cb99b1eeb85a1185f0e7f1e54e6365ba31b89b980ddbbc7583c2401 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
47
3044022055aedf42969962389c269f1f58e3b5e68b50afd89962417106b84144d828142b02206494cfa9ec29ee4ceeff06e0eef033e58eaaeb351337529f0f684a43ca5dc98d01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
48
30440220725dd8c2a5da03caf90827973b25af9eefc1716ceae9b74acdd86e5a6701bbef022072f38a4bda57eb055ac21d38a406256324cda67662be349fe8b6b62d36ffee4b01 03303c9f4126e9d756672c36cfe5b849484b776ea5e12b41b18324791d20610543
Input
49
3045022100bfab4e22b2ed7dbc709a2c29c98eb10cc5314e600eb6b468421fd8b94013816502207fd282274a04a5524cf5ae0b82e3b903f26786af1fe2dee358550a5eb49db6d901 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
50
3045022100afd267175e2b09a148c65842b99b1c09a888f5c4a2470eeafc19d56d263d21c9022073b2fcf7abcb215f09ed9c0224295c8e7bd5690d786dd86d5bbbd2407ee568cb01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
51
3044022064a8113baee426e0499bda165e113efa8fbd170e4d5a56ac58bf77d6292a151e022062a7d404598bd29820411766bc767dbd3684eda9fbd9c90a7ba6881d957b179901 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
52
3045022100b0769a6d9fafb831688b1049ef87b292d8493ca27cfcb975d2aa961d65ddd40002206426d113993d1ab271ffba051a2c01c795e9f11170f440863fb42a5d4ecec89401 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
53
3044022026a9e2296a994024fb80d8bb1e3a11a47a11790db9245227787e0af05f5ebb6d02202d92c4b4d3e137673a581e07ecd120e7e0cb040fcc0a9adf2614dbebf3d8cbe501 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
54
3045022100820c39f0c7d2a192874083721cad4dc81b5899db3cabb2dd1c8e722a9ebf3acf02202c73c1b7a49e07699e80fa5fbdc1190cfe2394370c658103bfacb88e0da5d65101 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
55
3045022100f43b7b076010037c17c65447b8c3d36944ecd3b0bdc739c2e6676460012b43cf022045e22502db2bac1b421fadb93674d39bef0680e079d6da742a2be5b90afe5a2b01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
56
3044022025c0b4d3ecae8d1748918aa0a30681583ecc2344fb820aa799e5aa482f3a7cef022008850befa68afa1162dbcc9cc7eeff76d4c098b1b8df8f05a7bf668c328601ad01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
57
3045022100aab98313e32c5784e68aa787145dfbcd46a2598c86dab55cf7209d501ff185bf02206979a12c4fe3e2b1a88d9f52c9c7b43a3bd2e49389ead4547674c0fde79a75df01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
58
30440220095826dfb13172c9178f56fe9d1e5b927de3bac99c27552611513777774b4cb50220173271fea0155f87fa171f79ca4a948223cf589a9821340565746b5ab031bcfb01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
59
3045022100c9fd582b1b51227ea7313943b4731b53de14ba5a50480b7535c0734dd4a0e813022069bc10780c68ad382f2c8abefc4723af94eed22e62ed4b4f2a4cc69e70368bdf01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
60
3045022100901d55518f7f2bc77090a9e9e7b3cb9eeda75975350a228b3477b1f89ea141e10220641c0a7e996e7821f83a61c4f96b793efcf3991d5958179d3c540604d07dc15601 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
61
3044022034a444a57d3d8a61ad86df495753dca8fac0ffe44cbee7211cc99afdf39a9cae02207faeb33b874f10f7581cf7b4478e59bfd25babfda05bce07963c079a7e10dd4b01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
62
304402203571b4a53455d940aaabe40b47d093f97a82aa98e96a650d864d80c2a2d041f602200ab28e0c11e5bb462ea34ca3f823899181fddcab2e566ca746bab2e65cff4bdf01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
63
3044022065c5c1a685baa1d8c7ae86e68f0b3311de6ef87535c6e2853b146b0841b1aca7022066c97c99ca2466507d4c8f78de89f61122ca6cfa86979615a55e18d63fada25c01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Input
64
3045022100efedfaf1640d015fdfe1fce2eb78272a3de904ab3013e67de72d542c4efe3c31022004cabc2708eff46372108684bdc9ec9fa72cee7c37bc5c937b72de8a65b7d1ea01 0366ac5e7e023bd0e56cdb553cab680add2835d706cc2d2bf95b09c3ddcdc87988
Output
0
OP_DUP OP_HASH160 3bab138f3b5f05cc2c974731d4a2672c3a780839 OP_EQUALVERIFY OP_CHECKSIG
Output
1
OP_HASH160 37a4579684e267dde043bf8a2aa2a4b9d56f0c70 OP_EQUAL