Block

766587
00000000000000000082b35b8945433e9d05b2056bffbdd252cdb74ce748ec01
Transactions63
Height766587
Confirmations122758
Timestamp850 days 8 hours ago
Size (bytes)41137
Version833519616
Merkle Root635b930574e68df33a83a42016f08f12818995485dc6c9a6f2f8b1f470e696e6
Nonce1241146659
Bits18050ed3
Difficulty217381384799.1558

Transactions

5d03ee1df0688e1c409217710c94c4b3dfc73da8d106f231dc5832ea63320132
mined 850 days 8 hours ago
No Inputs (Newly Generated Coins)
 
bitcoincash:qq0pg56eg90m7rv6en7l0vv4gpudh8wf3swa0hqsu26.25100078 BCH887.72 SGD2735.69 SGD→
Fee 0 BCH0.00 SGD0.00 SGD
122758 confirmations6.25100078 BCH887.72 SGD2735.69 SGD
000acb38e53afe8cd25ca642e99bf1d5f36baeb77cf98bea8558dbba2e9ecd8f
mined 850 days 8 hours ago
bitcoincash:qptqt8yhjeshjjf87gu44xvpv6ak53tz5sxc5xlrpl4.08594952 BCH580.26 SGD1788.18 SGD
 
bitcoincash:qzkzegmuarzghdl0lupktv5jptj2yjrqfu5skmfkja0.00008152 BCH0.01 SGD0.04 SGD→
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00019024 BCH0.03 SGD0.08 SGD×
bitcoincash:qz8s22ezn3kvajnv2pm27hrf8rw3lwy4nuf5g57w5p0.00244590 BCH0.35 SGD1.07 SGD→
bitcoincash:qptqt8yhjeshjjf87gu44xvpv6ak53tz5sxc5xlrpl4.08322898 BCH579.87 SGD1786.98 SGD→
Fee 0.00000288 BCH0.00 SGD0.00 SGD
122758 confirmations4.08594664 BCH580.26 SGD1788.17 SGD
016800dabade47f5ffc2309db4118409c5ef3fb4a0a6934550090a65cb40621b
mined 850 days 8 hours ago
bitcoincash:pz6fnfsxj30cs77wn7qlg5hg4npxzw0ytu29egthr7879.54655064 BCH124907.21 SGD384924.77 SGD
 
bitcoincash:prjgxmfcmpsm7mlsd6j694x34wx6l2syngxzf0x9yf1.48494823 BCH210.88 SGD649.87 SGD→
bitcoincash:pz6fnfsxj30cs77wn7qlg5hg4npxzw0ytu29egthr7878.06159497 BCH124696.32 SGD384274.89 SGD→
Fee 0.00000744 BCH0.00 SGD0.00 SGD
122758 confirmations879.54654320 BCH124907.20 SGD384924.76 SGD
03c5f41552bfe259909830e29c7cdb239118813eaf94aa7fcd13776db72d8939
mined 850 days 8 hours ago
bitcoincash:qzcrcjuqpwc9whmvpug7z425rnqxvx50ngl60rrjst0.04948067 BCH7.03 SGD21.65 SGD
bitcoincash:qrfmem20lq88ha8yptganml8sa78zh5qduptpe8vca0.00000546 BCH0.00 SGD0.00 SGD
 
Unparsed address0 BCH0.00 SGD0.00 SGD×
bitcoincash:qrapfxvwrqjvc2lwqn6zsq6xsaup0muprc8n7hg5650.00000546 BCH0.00 SGD0.00 SGD×
bitcoincash:qzcrcjuqpwc9whmvpug7z425rnqxvx50ngl60rrjst0.04946091 BCH7.02 SGD21.65 SGD→
Fee 0.00001976 BCH0.00 SGD0.01 SGD
122758 confirmations0.04946637 BCH7.02 SGD21.65 SGD
07ca75b1db83fe0e40b9248f758c6411713cbeb4ed2541fd816e1243b5b1647b
mined 850 days 8 hours ago
bitcoincash:qp38f0m0m4gvu79v2rxstua7hpmmw2v49sf5dqu7dm0.02488564 BCH3.53 SGD10.89 SGD
bitcoincash:qpcs9lggl4myal4hpr9dawqvyfyvdnuces92fw5vs40.14262198 BCH20.25 SGD62.42 SGD
 
bitcoincash:qzcxq0a2h9kk3zwa73wuhugrpchnh834my43rgns4f0.15927814 BCH22.62 SGD69.71 SGD→
bitcoincash:qzlh2p22mmverzu4ny72s7574lxjvjlwegcntmxuue0.00822574 BCH1.17 SGD3.60 SGD→
Fee 0.00000374 BCH0.00 SGD0.00 SGD
122758 confirmations0.16750388 BCH23.79 SGD73.31 SGD
07dccbebed02d71e5e5481f9c6d12ff55d88a016aabc4bc8893c3863f30db794
mined 850 days 8 hours ago
bitcoincash:qrneqqpurqevq7p5wjhup4tnclegxyvx2cp4agcvrr0.90534350 BCH128.57 SGD396.21 SGD
 
bitcoincash:qrneqqpurqevq7p5wjhup4tnclegxyvx2cp4agcvrr0.90533880 BCH128.57 SGD396.21 SGD→
OP_RETURN f2a5e9fc58784ea006a3b1b382a638edae5abbac43577fa96837f9a6b2723b9d0 BCH0.00 SGD0.00 SGD×
Fee 0.00000470 BCH0.00 SGD0.00 SGD
122758 confirmations0.90533880 BCH128.57 SGD396.21 SGD
0a7183dcbeff955e2bdcae675ec198e298eed936a72c8804cd31d79c7d936b6f
mined 850 days 8 hours ago
bitcoincash:qzhm3pze79fqm4pezca2n9s3mdzr50vc5ccmtxhyze0.05398183 BCH7.67 SGD23.62 SGD
 
bitcoincash:qq6tnhj5qhsr3suf9ty2qq3aje5cj8xuvqrcm07x0j0.00001454 BCH0.00 SGD0.01 SGD→
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00003394 BCH0.00 SGD0.01 SGD×
bitcoincash:qp7mwm0ekrnq6mmctjnnejazysnuc2nvlsk6sxuvc50.00043634 BCH0.06 SGD0.19 SGD→
bitcoincash:qzhm3pze79fqm4pezca2n9s3mdzr50vc5ccmtxhyze0.05349405 BCH7.60 SGD23.41 SGD→
Fee 0.00000296 BCH0.00 SGD0.00 SGD
122758 confirmations0.05397887 BCH7.67 SGD23.62 SGD
0ccd82bcd13dabf134c07424297e477ebc11ff2e1f3d74760f8fb5fd8ad11e87
mined 850 days 8 hours ago
bitcoincash:qpucsf2swr53hvqlah7pdjdfcw2hwf92xv6qq6rqes0.15477491 BCH21.98 SGD67.74 SGD
 
bitcoincash:qpk7dhnqxu5mph0vew72r9g5q0tj9kcd2gf3sewa8q0.13954993 BCH19.82 SGD61.07 SGD→
bitcoincash:qr08w88g9cc5d2sph2vetjzmj3k5cnvt2smk8muucj0.01522272 BCH2.16 SGD6.66 SGD→
Fee 0.00000226 BCH0.00 SGD0.00 SGD
122758 confirmations0.15477265 BCH21.98 SGD67.73 SGD
1145d257956941aa41444ae74260b1d376927896c32e9934c330a7c15995880c
mined 850 days 8 hours ago
bitcoincash:qzvn2qjfrr7nn83pkpnfmvyxunuhvnz9lcaw39mpch0.03258526 BCH4.63 SGD14.26 SGD
bitcoincash:qzvn2qjfrr7nn83pkpnfmvyxunuhvnz9lcaw39mpch0.06999626 BCH9.94 SGD30.63 SGD
 
bitcoincash:qpsph39evh5cy86llkwyf2a4wkslg0azdqxhwa977c0.10256452 BCH14.57 SGD44.89 SGD→
Fee 0.00001700 BCH0.00 SGD0.01 SGD
122758 confirmations0.10256452 BCH14.57 SGD44.89 SGD
12ea12d6f446d186f2780ddd95dd9ff1da1d5d0b233245c8b0dc81f7e75f6110
mined 850 days 8 hours ago
bitcoincash:qz8mlv8dazd3ctctqy39ru83zu29k0fakytm06a7x40.09876042 BCH14.03 SGD43.22 SGD
bitcoincash:qp5rlc7gnfxyt3xe02vcvg5cf5dtwpath5k7g20m860.00010000 BCH0.01 SGD0.04 SGD
 
bitcoincash:qrcms3y45zgqj8evwlqm3cnmkak95mvufucy0m5wdu0.09643303 BCH13.69 SGD42.20 SGD→
bitcoincash:qrmkz05dpk8mu4uqm5u3yysgpfk42cqmjvzxgc8azg0.00242365 BCH0.34 SGD1.06 SGD→
Fee 0.00000374 BCH0.00 SGD0.00 SGD
122758 confirmations0.09885668 BCH14.04 SGD43.26 SGD
1b3af76b99f80713aa8f7f2cc61fdd7a1293279bc18504cda4807c7caa504320
mined 850 days 8 hours ago
bitcoincash:pztat3n99chmyvywgz7024rz593pmarx2uvta6c97c0.72464946 BCH102.91 SGD317.14 SGD
 
bitcoincash:qq2qjesqhy78k5xznl39tqkyjphegmn5hum4sckvhp0.58201571 BCH82.65 SGD254.71 SGD→
bitcoincash:qpcs9lggl4myal4hpr9dawqvyfyvdnuces92fw5vs40.14262198 BCH20.25 SGD62.42 SGD→
Fee 0.00001177 BCH0.00 SGD0.01 SGD
122758 confirmations0.72463769 BCH102.91 SGD317.13 SGD
1bbf044f83717349a896f333d7ea1c1f474a7c62fffb6526759bd4fea4517032
mined 850 days 8 hours ago
bitcoincash:qpkmh0sc95qt7jz8vtgzxq7kjg9thdegzg99v3yenr0.00024472 BCH0.03 SGD0.11 SGD
bitcoincash:qrfxkpan3d7956uyre96s2x8f2wcufulggzp9jlrf30.00006324 BCH0.01 SGD0.03 SGD
bitcoincash:qq3metzs68mpdzaespcdp2hnfsq6ay9gcvav3qae3z0.00005140 BCH0.01 SGD0.02 SGD
bitcoincash:qq3metzs68mpdzaespcdp2hnfsq6ay9gcvav3qae3z0.00005524 BCH0.01 SGD0.02 SGD
bitcoincash:qz8v22d5jfuw2qxfefwzjzhwuqcum8n2wgjmfmqhcj0.00006805 BCH0.01 SGD0.03 SGD
 
bitcoincash:qzh7rluhy63jc85zq2h66k5sq2hrq40n3gy9d4uxdg0.00041209 BCH0.06 SGD0.18 SGD→
Fee 0.00007056 BCH0.01 SGD0.03 SGD
122758 confirmations0.00041209 BCH0.06 SGD0.18 SGD
1d46c85672df718a78d1c5d578ced2c85afc37529941c3597d25ed2b10c9e0ee
mined 850 days 8 hours ago
bitcoincash:qzcnx0z2l9ncs7el5fcwgufv4mrng605ngc8p5csqn0.00007470 BCH0.01 SGD0.03 SGD
 
bitcoincash:qzegr0q8x56ddul8r0dry6ateyc5rlqkhq8all6yf00.00007278 BCH0.01 SGD0.03 SGD→
Fee 0.00000192 BCH0.00 SGD0.00 SGD
122758 confirmations0.00007278 BCH0.01 SGD0.03 SGD
21cc40784619b290ba73bcd3c6d662d32c15f4e3b8fbba43abfc3605b297b4cc
mined 850 days 8 hours ago
bitcoincash:qzegr0q8x56ddul8r0dry6ateyc5rlqkhq8all6yf00.00007278 BCH0.01 SGD0.03 SGD
 
Unparsed address0 BCH0.00 SGD0.00 SGD×
bitcoincash:qzcnx0z2l9ncs7el5fcwgufv4mrng605ngc8p5csqn0.00007027 BCH0.01 SGD0.03 SGD→
Fee 0.00000251 BCH0.00 SGD0.00 SGD
122758 confirmations0.00007027 BCH0.01 SGD0.03 SGD
2aea8182bd16b6d64c3aa2ee8bf98bf82970746ac66280e4f5d0e475e7271b83
mined 850 days 8 hours ago
bitcoincash:qqhava4pk2klz6u9leg6kxrfcwvnch2j2gxr2pdmt60.00009719 BCH0.01 SGD0.04 SGD
bitcoincash:qra7p8wzdkggdw9x2k2hs52tesfer8r0wyz77f6v4c0.23307779 BCH33.10 SGD102.00 SGD
 
bitcoincash:qznuajqv7qvecr7gcuqfd3c6sfh90wxmxgmz4wth5w0.20058598 BCH28.49 SGD87.78 SGD→
bitcoincash:qzvn2qjfrr7nn83pkpnfmvyxunuhvnz9lcaw39mpch0.03258526 BCH4.63 SGD14.26 SGD→
Fee 0.00000374 BCH0.00 SGD0.00 SGD
122758 confirmations0.23317124 BCH33.11 SGD102.05 SGD
2de68e8c6a5c6d07355363e69b26c8df52662acf029469b4dd847f0adc8d8243
mined 850 days 8 hours ago
bitcoincash:qzcxq0a2h9kk3zwa73wuhugrpchnh834my43rgns4f0.15927814 BCH22.62 SGD69.71 SGD
bitcoincash:qq2qjesqhy78k5xznl39tqkyjphegmn5hum4sckvhp0.27858935 BCH39.56 SGD121.92 SGD
 
bitcoincash:pqrnxmmd45jfrtc7qqqvw44f47n3qyvjmqduddnhaq0.43688376 BCH62.04 SGD191.20 SGD→
bitcoincash:qq3dhfg658ayccckzpmtl6n5gtwwhet07qdlfqecqd0.00098001 BCH0.14 SGD0.43 SGD→
Fee 0.00000372 BCH0.00 SGD0.00 SGD
122758 confirmations0.43786377 BCH62.18 SGD191.63 SGD
3108c4965efd6cda34fa2286bc4faccf9a6fe51fa88897a470cebc8c780cf8f2
mined 850 days 8 hours ago
bitcoincash:qzve4lxus02w3e4pskychg4lha7eu4asky5rcpq8ux0.00202968 BCH0.29 SGD0.89 SGD
 
bitcoincash:qznrrrk3hjady7smd8xqsjxxvmy4fu6fwu7ufegfqj0.00000570 BCH0.00 SGD0.00 SGD×
bitcoincash:qzve4lxus02w3e4pskychg4lha7eu4asky5rcpq8ux0.00201952 BCH0.29 SGD0.88 SGD→
OP_RETURN ({"hrt": "id:inlet,u:'c',val:18,t:1668422309", "tdr": "CP-001-SENSOR", "sig": "3d079c39e5bccce01e5e3908f82ed4c31ff4dd732141dd715fc9646e3db5b458b26cf2aa475ac6d2d3513fa1c7e421d540748a840ebb02915bcb196e6f6d120b"})0 BCH0.00 SGD0.00 SGD×
Fee 0.00000446 BCH0.00 SGD0.00 SGD
122758 confirmations0.00202522 BCH0.29 SGD0.89 SGD
3baa70d97667d5eadd1720b1ad273736beafb5b621685b0d4dcd6795050dbd84
mined 850 days 8 hours ago
bitcoincash:qrg46u5drqw478zwm4jsuz6u5n2m82kz7gvta4pj2l4.34672505 BCH617.29 SGD1902.30 SGD
 
bitcoincash:qzkzegmuarzghdl0lupktv5jptj2yjrqfu5skmfkja0.00009900 BCH0.01 SGD0.04 SGD→
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00023100 BCH0.03 SGD0.10 SGD×
bitcoincash:qpy46jllv508gwxqzhdj5983mvuumgg8ryqnut40re0.00297001 BCH0.42 SGD1.30 SGD→
bitcoincash:qrg46u5drqw478zwm4jsuz6u5n2m82kz7gvta4pj2l4.34342216 BCH616.82 SGD1900.86 SGD→
Fee 0.00000288 BCH0.00 SGD0.00 SGD
122758 confirmations4.34672217 BCH617.29 SGD1902.30 SGD
3f7274710e565b67ab98fa6dd4e7d70608e1a3cb14c3f814e21890d890fb419c
mined 850 days 8 hours ago
bitcoincash:qrwpr5hm304d3ku74xxskg5g0rcrydns9ggjke2ln50.03872880 BCH5.50 SGD16.95 SGD
 
bitcoincash:qzummej62m2ru7mddd3n55cz46ah9hfdqy6amxlyzq0.00000581 BCH0.00 SGD0.00 SGD×
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00001358 BCH0.00 SGD0.01 SGD×
bitcoincash:qq65kcf0k394hgnxv7wxy6mkyejjxf8w8q7zu3c3uc0.00017453 BCH0.02 SGD0.08 SGD→
bitcoincash:qrwpr5hm304d3ku74xxskg5g0rcrydns9ggjke2ln50.03853192 BCH5.47 SGD16.86 SGD→
Fee 0.00000296 BCH0.00 SGD0.00 SGD
122758 confirmations0.03872584 BCH5.50 SGD16.95 SGD
41313657dcc8f3f8cac8a9c0b164a98b12ed549fd7c4e74929274e2ad4c1dbb4
mined 850 days 8 hours ago
bitcoincash:qr2qnj5f0s4wlucrzxc4r6lfvnu3p7sp0uewwyyjvw0.05523887 BCH7.84 SGD24.17 SGD
 
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00001941 BCH0.00 SGD0.01 SGD×
bitcoincash:qrcpgveaqytx09als4k7fg3kcv75x7yd0ch9ky7h040.00017476 BCH0.02 SGD0.08 SGD→
bitcoincash:qr2qnj5f0s4wlucrzxc4r6lfvnu3p7sp0uewwyyjvw0.05504208 BCH7.82 SGD24.09 SGD→
Fee 0.00000262 BCH0.00 SGD0.00 SGD
122758 confirmations0.05523625 BCH7.84 SGD24.17 SGD
4f57a71ea807ca02df6fdde303813c1da2adf79d8ad099daf258f9e40b811ebe
mined 850 days 8 hours ago
bitcoincash:qp995ghlx4cp4pvvwk4dj9hw6xtzykfwtuwzc9hepf0.05887649 BCH8.36 SGD25.77 SGD
 
bitcoincash:qz5z2dnnat6vypj2823c85p67t3wxjmnk5vtnws42f0.00015150 BCH0.02 SGD0.07 SGD×
bitcoincash:qp995ghlx4cp4pvvwk4dj9hw6xtzykfwtuwzc9hepf0.05872271 BCH8.34 SGD25.70 SGD→
Fee 0.00000228 BCH0.00 SGD0.00 SGD
122758 confirmations0.05887421 BCH8.36 SGD25.77 SGD
52a46fee3b7d47bc1991e6c4ccea6eeeeac1c05f3ac63e854a4df196beff78bf
mined 850 days 8 hours ago
bitcoincash:qpclj72u95pcdllpp4rmp76q79sfq9h4jcjwl4jrdd0.06696569 BCH9.51 SGD29.31 SGD
 
bitcoincash:qrem5zgjgc5gm5jpuhu4td42zhr89fk4lquvnafjxa0.04259673 BCH6.05 SGD18.64 SGD→
bitcoincash:qpclj72u95pcdllpp4rmp76q79sfq9h4jcjwl4jrdd0.02436670 BCH3.46 SGD10.66 SGD→
Fee 0.00000226 BCH0.00 SGD0.00 SGD
122758 confirmations0.06696343 BCH9.51 SGD29.31 SGD
52b5e5e7ff28162835dddc54ca31860b64a6f2ab115ca8a752aefb7ddb58e42b
mined 850 days 8 hours ago
bitcoincash:qpgrd0uj4zr49mpuaf09u3rgjhz94qqjtupr32lkkr5.38940771 BCH765.37 SGD2358.62 SGD
 
bitcoincash:qquuhsfe9pl24c82p9r99v4w9t3vtvevtqygclk07d0.00242483 BCH0.34 SGD1.06 SGD→
bitcoincash:qzmn6mmmkfmarq5tfqhxvzerhszp3pwskv2jp3ymxl0.00242483 BCH0.34 SGD1.06 SGD→
bitcoincash:qpnww862dpns2jlttswccz33cpcnn9lxwcp3mqcru65.38455028 BCH764.68 SGD2356.49 SGD→
Fee 0.00000777 BCH0.00 SGD0.00 SGD
122758 confirmations5.38939994 BCH765.37 SGD2358.62 SGD
573da970bcf7fea19a6d1ca20c98190f13f3670841745ce1d4cd1b2c3ab2bb4f
mined 850 days 8 hours ago
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00013637 BCH0.02 SGD0.06 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00017575 BCH0.02 SGD0.08 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00027402 BCH0.04 SGD0.12 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00033603 BCH0.05 SGD0.15 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00024794 BCH0.04 SGD0.11 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00020792 BCH0.03 SGD0.09 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00011141 BCH0.02 SGD0.05 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00017598 BCH0.02 SGD0.08 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00023462 BCH0.03 SGD0.10 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00020365 BCH0.03 SGD0.09 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00010770 BCH0.02 SGD0.05 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00023228 BCH0.03 SGD0.10 SGD
bitcoincash:qqntzgfrnp953xnymcjplhp7ecpl7nf6mynzqqgf0w0.00011816 BCH0.02 SGD0.05 SGD
bitcoincash:qr2jj5j0pxws89m974ek8nhra2da2ns8zum6lndqaa0.00000546 BCH0.00 SGD0.00 SGD
 
bitcoincash:qppj76693fka5z7kzyrf6w649tqqztcmgvuxzyxa8j0.00250000 BCH0.36 SGD1.09 SGD→
bitcoincash:qqxsmrwwm8sxrrn886c984t5erfael34zu00xnq8730.00000546 BCH0.00 SGD0.00 SGD→
Fee 0.00006183 BCH0.01 SGD0.03 SGD
122758 confirmations0.00250546 BCH0.36 SGD1.10 SGD
58a57f0d80edff622bcfa545a38f3d8f8a60feb20cacd0d5b8063aabc2c02bf3
mined 850 days 8 hours ago
bitcoincash:qpdzfsgusq54h5d9zpz206dq73nj9qsqqu47lgj7pr37.72069005 BCH5356.84 SGD16508.08 SGD
 
bitcoincash:qq7x6rwtt37k3tkmge7742ngmmllf6mqest4kuvhlc35.33127384 BCH5017.51 SGD15462.38 SGD→
bitcoincash:pqvna8r6ct7sa8993nxtjv4mr5ga257h3ynhphv5p22.38941397 BCH339.33 SGD1045.70 SGD→
Fee 0.00000224 BCH0.00 SGD0.00 SGD
122758 confirmations37.72068781 BCH5356.83 SGD16508.08 SGD