Measurement results by the hour (Shinjuku) 22 Feb., 2016 - 28 Feb., 2016

Shown in µGy/h (microgray per hour)

Gray indicates an amount of energy (absorbed dose) when radiation hits a material object, and 1 gray (Gy) of radiation doses in the air can be converted to 1 sievert (Sv).

Measurement time Dose rate
μGy/h (microgray per hour)
Maximum value Minimum value Average value
23:01-24:00, Sun., 28 Feb. 0.0352 0.0305 0.0331
22:01-23:00, Sun., 28 Feb. 0.0338 0.0297 0.0318
21:01-22:00, Sun., 28 Feb. 0.0334 0.0300 0.0319
20:01-21:00, Sun., 28 Feb. 0.0345 0.0299 0.0317
19:01-20:00, Sun., 28 Feb. 0.0332 0.0297 0.0314
18:01-19:00, Sun., 28 Feb. 0.0334 0.0298 0.0318
17:01-18:00, Sun., 28 Feb. 0.0344 0.0298 0.0316
16:01-17:00, Sun., 28 Feb. 0.0334 0.0291 0.0317
15:01-16:00, Sun., 28 Feb. 0.0339 0.0297 0.0319
14:01-15:00, Sun., 28 Feb. 0.0343 0.0302 0.0322
13:01-14:00, Sun., 28 Feb. 0.0345 0.0298 0.0321
12:01-13:00, Sun., 28 Feb. 0.0352 0.0297 0.0322
11:01-12:00, Sun., 28 Feb. 0.0355 0.0302 0.0325
10:01-11:00, Sun., 28 Feb. 0.0341 0.0305 0.0325
09:01-10:00, Sun., 28 Feb. 0.0347 0.0301 0.0326
08:01-09:00, Sun., 28 Feb. 0.0357 0.0308 0.0325
07:01-08:00, Sun., 28 Feb. 0.0346 0.0308 0.0325
06:01-07:00, Sun., 28 Feb. 0.0342 0.0306 0.0324
05:01-06:00, Sun., 28 Feb. 0.0346 0.0300 0.0323
04:01-05:00, Sun., 28 Feb. 0.0339 0.0307 0.0323
03:01-04:00, Sun., 28 Feb. 0.0343 0.0301 0.0322
02:01-03:00, Sun., 28 Feb. 0.0340 0.0302 0.0322
01:01-02:00, Sun., 28 Feb. 0.0337 0.0300 0.0320
00:01-01:00, Sun., 28 Feb. 0.0335 0.0301 0.0321
23:01-24:00, Sat., 27 Feb. 0.0332 0.0295 0.0316
22:01-23:00, Sat., 27 Feb. 0.0344 0.0293 0.0322
21:01-22:00, Sat., 27 Feb. 0.0336 0.0298 0.0319
20:01-21:00, Sat., 27 Feb. 0.0342 0.0297 0.0318
19:01-20:00, Sat., 27 Feb. 0.0338 0.0298 0.0319
18:01-19:00, Sat., 27 Feb. 0.0345 0.0300 0.0320
17:01-18:00, Sat., 27 Feb. 0.0337 0.0298 0.0319
16:01-17:00, Sat., 27 Feb. 0.0342 0.0295 0.0318
15:01-16:00, Sat., 27 Feb. 0.0349 0.0305 0.0322
14:01-15:00, Sat., 27 Feb. 0.0352 0.0296 0.0324
13:01-14:00, Sat., 27 Feb. 0.0342 0.0297 0.0320
12:01-13:00, Sat., 27 Feb. 0.0347 0.0302 0.0324
11:01-12:00, Sat., 27 Feb. 0.0338 0.0306 0.0321
10:01-11:00, Sat., 27 Feb. 0.0344 0.0306 0.0322
09:01-10:00, Sat., 27 Feb. 0.0344 0.0296 0.0320
08:01-09:00, Sat., 27 Feb. 0.0341 0.0307 0.0321
07:01-08:00, Sat., 27 Feb. 0.0337 0.0300 0.0318
06:01-07:00, Sat., 27 Feb. 0.0341 0.0291 0.0320
05:01-06:00, Sat., 27 Feb. 0.0332 0.0300 0.0318
04:01-05:00, Sat., 27 Feb. 0.0341 0.0307 0.0322
03:01-04:00, Sat., 27 Feb. 0.0352 0.0299 0.0322
02:01-03:00, Sat., 27 Feb. 0.0348 0.0310 0.0325
01:01-02:00, Sat., 27 Feb. 0.0347 0.0307 0.0324
00:01-01:00, Sat., 27 Feb. 0.0344 0.0299 0.0324
23:01-24:00, Fri., 26 Feb. 0.0336 0.0302 0.0321
22:01-23:00, Fri., 26 Feb. 0.0342 0.0300 0.0320
21:01-22:00, Fri., 26 Feb. 0.0347 0.0302 0.0319
20:01-21:00, Fri., 26 Feb. 0.0338 0.0298 0.0319
19:01-20:00, Fri., 26 Feb. 0.0349 0.0300 0.0318
18:01-19:00, Fri., 26 Feb. 0.0342 0.0302 0.0320
17:01-18:00, Fri., 26 Feb. 0.0342 0.0297 0.0319
16:01-17:00, Fri., 26 Feb. 0.0336 0.0300 0.0319
15:01-16:00, Fri., 26 Feb. 0.0338 0.0303 0.0321
14:01-15:00, Fri., 26 Feb. 0.0343 0.0302 0.0322
13:01-14:00, Fri., 26 Feb. 0.0343 0.0303 0.0326
12:01-13:00, Fri., 26 Feb. 0.0339 0.0308 0.0320
10:01-11:00, Fri., 26 Feb. 0.0322 0.0309 0.0316
09:01-10:00, Fri., 26 Feb. 0.0332 0.0293 0.0313
08:01-09:00, Fri., 26 Feb. 0.0339 0.0293 0.0316
07:01-08:00, Fri., 26 Feb. 0.0342 0.0292 0.0318
06:01-07:00, Fri., 26 Feb. 0.0339 0.0300 0.0317
05:01-06:00, Fri., 26 Feb. 0.0332 0.0296 0.0316
04:01-05:00, Fri., 26 Feb. 0.0338 0.0297 0.0313
03:01-04:00, Fri., 26 Feb. 0.0343 0.0280 0.0314
02:01-03:00, Fri., 26 Feb. 0.0332 0.0296 0.0314
01:01-02:00, Fri., 26 Feb. 0.0332 0.0288 0.0313
00:01-01:00, Fri., 26 Feb. 0.0330 0.0284 0.0308
23:01-24:00, Thu., 25 Feb. 0.0323 0.0287 0.0306
22:01-23:00, Thu., 25 Feb. 0.0339 0.0286 0.0306
21:01-22:00, Thu., 25 Feb. 0.0327 0.0289 0.0308
20:01-21:00, Thu., 25 Feb. 0.0338 0.0293 0.0308
19:01-20:00, Thu., 25 Feb. 0.0324 0.0281 0.0305
18:01-19:00, Thu., 25 Feb. 0.0325 0.0283 0.0304
17:01-18:00, Thu., 25 Feb. 0.0325 0.0292 0.0308
16:01-17:00, Thu., 25 Feb. 0.0327 0.0283 0.0304
15:01-16:00, Thu., 25 Feb. 0.0330 0.0278 0.0304
14:01-15:00, Thu., 25 Feb. 0.0323 0.0290 0.0307
13:01-14:00, Thu., 25 Feb. 0.0325 0.0285 0.0307
12:01-13:00, Thu., 25 Feb. 0.0330 0.0281 0.0304
11:01-12:00, Thu., 25 Feb. 0.0328 0.0291 0.0307
10:01-11:00, Thu., 25 Feb. 0.0333 0.0286 0.0308
09:01-10:00, Thu., 25 Feb. 0.0332 0.0290 0.0307
08:01-09:00, Thu., 25 Feb. 0.0337 0.0292 0.0308
07:01-08:00, Thu., 25 Feb. 0.0332 0.0290 0.0310
06:01-07:00, Thu., 25 Feb. 0.0337 0.0283 0.0307
05:01-06:00, Thu., 25 Feb. 0.0327 0.0290 0.0308
04:01-05:00, Thu., 25 Feb. 0.0332 0.0286 0.0312
03:01-04:00, Thu., 25 Feb. 0.0352 0.0305 0.0324
02:01-03:00, Thu., 25 Feb. 0.0349 0.0313 0.0332
01:01-02:00, Thu., 25 Feb. 0.0348 0.0284 0.0315
00:01-01:00, Thu., 25 Feb. 0.0344 0.0299 0.0318
23:01-24:00, Wed., 24 Feb. 0.0340 0.0307 0.0322
22:01-23:00, Wed., 24 Feb. 0.0351 0.0302 0.0327
21:01-22:00, Wed., 24 Feb. 0.0344 0.0301 0.0323
20:01-21:00, Wed., 24 Feb. 0.0334 0.0291 0.0313
19:01-20:00, Wed., 24 Feb. 0.0326 0.0293 0.0308
18:01-19:00, Wed., 24 Feb. 0.0332 0.0286 0.0306
17:01-18:00, Wed., 24 Feb. 0.0332 0.0286 0.0306
16:01-17:00, Wed., 24 Feb. 0.0329 0.0289 0.0309
15:01-16:00, Wed., 24 Feb. 0.0331 0.0293 0.0308
14:01-15:00, Wed., 24 Feb. 0.0348 0.0289 0.0310
13:01-14:00, Wed., 24 Feb. 0.0332 0.0282 0.0312
12:01-13:00, Wed., 24 Feb. 0.0331 0.0290 0.0308
11:01-12:00, Wed., 24 Feb. 0.0326 0.0289 0.0308
10:01-11:00, Wed., 24 Feb. 0.0337 0.0291 0.0308
09:01-10:00, Wed., 24 Feb. 0.0328 0.0286 0.0308
08:01-09:00, Wed., 24 Feb. 0.0326 0.0284 0.0307
07:01-08:00, Wed., 24 Feb. 0.0329 0.0293 0.0310
06:01-07:00, Wed., 24 Feb. 0.0332 0.0294 0.0311
05:01-06:00, Wed., 24 Feb. 0.0332 0.0294 0.0308
04:01-05:00, Wed., 24 Feb. 0.0334 0.0279 0.0310
03:01-04:00, Wed., 24 Feb. 0.0330 0.0291 0.0311
02:01-03:00, Wed., 24 Feb. 0.0333 0.0296 0.0315
01:01-02:00, Wed., 24 Feb. 0.0335 0.0294 0.0310
00:01-01:00, Wed., 24 Feb. 0.0330 0.0285 0.0311
23:01-24:00, Tue., 23 Feb. 0.0327 0.0296 0.0309
22:01-23:00, Tue., 23 Feb. 0.0327 0.0285 0.0306
21:01-22:00, Tue., 23 Feb. 0.0331 0.0283 0.0308
20:01-21:00, Tue., 23 Feb. 0.0337 0.0285 0.0308
19:01-20:00, Tue., 23 Feb. 0.0333 0.0280 0.0306
18:01-19:00, Tue., 23 Feb. 0.0322 0.0285 0.0305
17:01-18:00, Tue., 23 Feb. 0.0324 0.0285 0.0305
16:01-17:00, Tue., 23 Feb. 0.0331 0.0284 0.0306
15:01-16:00, Tue., 23 Feb. 0.0326 0.0292 0.0308
14:01-15:00, Tue., 23 Feb. 0.0318 0.0282 0.0305
13:01-14:00, Tue., 23 Feb. 0.0328 0.0283 0.0307
12:01-13:00, Tue., 23 Feb. 0.0320 0.0288 0.0305
11:01-12:00, Tue., 23 Feb. 0.0320 0.0283 0.0306
10:01-11:00, Tue., 23 Feb. 0.0325 0.0286 0.0305
09:01-10:00, Tue., 23 Feb. 0.0332 0.0286 0.0307
08:01-09:00, Tue., 23 Feb. 0.0322 0.0284 0.0308
07:01-08:00, Tue., 23 Feb. 0.0347 0.0287 0.0306
06:01-07:00, Tue., 23 Feb. 0.0334 0.0288 0.0311
05:01-06:00, Tue., 23 Feb. 0.0321 0.0287 0.0306
04:01-05:00, Tue., 23 Feb. 0.0324 0.0288 0.0306
03:01-04:00, Tue., 23 Feb. 0.0332 0.0285 0.0308
02:01-03:00, Tue., 23 Feb. 0.0324 0.0286 0.0305
01:01-02:00, Tue., 23 Feb. 0.0328 0.0284 0.0307
00:01-01:00, Tue., 23 Feb. 0.0322 0.0287 0.0305
23:01-24:00, Mon., 22 Feb. 0.0334 0.0286 0.0307
22:01-23:00, Mon., 22 Feb. 0.0331 0.0285 0.0313
21:01-22:00, Mon., 22 Feb. 0.0345 0.0295 0.0317
20:01-21:00, Mon., 22 Feb. 0.0337 0.0296 0.0316
19:01-20:00, Mon., 22 Feb. 0.0330 0.0293 0.0312
18:01-19:00, Mon., 22 Feb. 0.0335 0.0293 0.0313
17:01-18:00, Mon., 22 Feb. 0.0326 0.0286 0.0307
16:01-17:00, Mon., 22 Feb. 0.0319 0.0288 0.0305
15:01-16:00, Mon., 22 Feb. 0.0324 0.0286 0.0308
14:01-15:00, Mon., 22 Feb. 0.0323 0.0290 0.0307
13:01-14:00, Mon., 22 Feb. 0.0343 0.0283 0.0307
12:01-13:00, Mon., 22 Feb. 0.0333 0.0289 0.0310
11:01-12:00, Mon., 22 Feb. 0.0330 0.0282 0.0310
10:01-11:00, Mon., 22 Feb. 0.0335 0.0293 0.0312
09:01-10:00, Mon., 22 Feb. 0.0338 0.0291 0.0312
08:01-09:00, Mon., 22 Feb. 0.0324 0.0289 0.0305
07:01-08:00, Mon., 22 Feb. 0.0327 0.0288 0.0307
06:01-07:00, Mon., 22 Feb. 0.0343 0.0289 0.0311
05:01-06:00, Mon., 22 Feb. 0.0331 0.0292 0.0311
04:01-05:00, Mon., 22 Feb. 0.0333 0.0288 0.0309
03:01-04:00, Mon., 22 Feb. 0.0324 0.0285 0.0307
02:01-03:00, Mon., 22 Feb. 0.0330 0.0287 0.0305
01:01-02:00, Mon., 22 Feb. 0.0328 0.0291 0.0308
00:01-01:00, Mon., 22 Feb. 0.0322 0.0280 0.0305