Measurement results by the hour (Shinjuku) 16 Mar., 2015 - 22 Mar., 2015

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., 22 Mar. 0.0360 0.0312 0.0335
22:01-23:00, Sun., 22 Mar. 0.0347 0.0306 0.0329
21:01-22:00, Sun., 22 Mar. 0.0351 0.0309 0.0331
20:01-21:00, Sun., 22 Mar. 0.0355 0.0307 0.0336
19:01-20:00, Sun., 22 Mar. 0.0387 0.0330 0.0351
18:01-19:00, Sun., 22 Mar. 0.0383 0.0308 0.0339
17:01-18:00, Sun., 22 Mar. 0.0343 0.0303 0.0327
16:01-17:00, Sun., 22 Mar. 0.0346 0.0301 0.0328
15:01-16:00, Sun., 22 Mar. 0.0350 0.0311 0.0332
14:01-15:00, Sun., 22 Mar. 0.0348 0.0311 0.0331
13:01-14:00, Sun., 22 Mar. 0.0360 0.0314 0.0333
12:01-13:00, Sun., 22 Mar. 0.0351 0.0313 0.0333
11:01-12:00, Sun., 22 Mar. 0.0350 0.0310 0.0331
10:01-11:00, Sun., 22 Mar. 0.0357 0.0313 0.0333
09:01-10:00, Sun., 22 Mar. 0.0364 0.0307 0.0336
08:01-09:00, Sun., 22 Mar. 0.0363 0.0315 0.0336
07:01-08:00, Sun., 22 Mar. 0.0357 0.0312 0.0335
06:01-07:00, Sun., 22 Mar. 0.0353 0.0309 0.0334
05:01-06:00, Sun., 22 Mar. 0.0352 0.0303 0.0329
04:01-05:00, Sun., 22 Mar. 0.0359 0.0312 0.0332
03:01-04:00, Sun., 22 Mar. 0.0355 0.0307 0.0331
02:01-03:00, Sun., 22 Mar. 0.0345 0.0304 0.0326
01:01-02:00, Sun., 22 Mar. 0.0359 0.0305 0.0326
00:01-01:00, Sun., 22 Mar. 0.0359 0.0311 0.0328
23:01-24:00, Sat., 21 Mar. 0.0346 0.0308 0.0329
22:01-23:00, Sat., 21 Mar. 0.0346 0.0296 0.0326
21:01-22:00, Sat., 21 Mar. 0.0351 0.0306 0.0328
20:01-21:00, Sat., 21 Mar. 0.0351 0.0313 0.0327
19:01-20:00, Sat., 21 Mar. 0.0363 0.0306 0.0326
18:01-19:00, Sat., 21 Mar. 0.0346 0.0305 0.0327
17:01-18:00, Sat., 21 Mar. 0.0343 0.0313 0.0327
16:01-17:00, Sat., 21 Mar. 0.0351 0.0312 0.0329
15:01-16:00, Sat., 21 Mar. 0.0347 0.0308 0.0328
14:01-15:00, Sat., 21 Mar. 0.0354 0.0310 0.0329
13:01-14:00, Sat., 21 Mar. 0.0350 0.0311 0.0330
12:01-13:00, Sat., 21 Mar. 0.0347 0.0310 0.0328
11:01-12:00, Sat., 21 Mar. 0.0352 0.0306 0.0331
10:01-11:00, Sat., 21 Mar. 0.0349 0.0307 0.0329
09:01-10:00, Sat., 21 Mar. 0.0349 0.0312 0.0330
08:01-09:00, Sat., 21 Mar. 0.0354 0.0313 0.0329
07:01-08:00, Sat., 21 Mar. 0.0356 0.0305 0.0328
06:01-07:00, Sat., 21 Mar. 0.0349 0.0302 0.0327
05:01-06:00, Sat., 21 Mar. 0.0355 0.0308 0.0328
04:01-05:00, Sat., 21 Mar. 0.0347 0.0313 0.0328
03:01-04:00, Sat., 21 Mar. 0.0355 0.0305 0.0326
02:01-03:00, Sat., 21 Mar. 0.0346 0.0302 0.0324
01:01-02:00, Sat., 21 Mar. 0.0344 0.0306 0.0326
00:01-01:00, Sat., 21 Mar. 0.0351 0.0306 0.0326
23:01-24:00, Fri., 20 Mar. 0.0344 0.0305 0.0324
22:01-23:00, Fri., 20 Mar. 0.0341 0.0309 0.0327
21:01-22:00, Fri., 20 Mar. 0.0348 0.0307 0.0327
20:01-21:00, Fri., 20 Mar. 0.0346 0.0307 0.0327
19:01-20:00, Fri., 20 Mar. 0.0350 0.0308 0.0325
18:01-19:00, Fri., 20 Mar. 0.0344 0.0308 0.0327
17:01-18:00, Fri., 20 Mar. 0.0352 0.0302 0.0325
16:01-17:00, Fri., 20 Mar. 0.0345 0.0305 0.0328
15:01-16:00, Fri., 20 Mar. 0.0345 0.0301 0.0327
14:01-15:00, Fri., 20 Mar. 0.0353 0.0310 0.0329
13:01-14:00, Fri., 20 Mar. 0.0343 0.0308 0.0329
12:01-13:00, Fri., 20 Mar. 0.0360 0.0308 0.0332
11:01-12:00, Fri., 20 Mar. 0.0342 0.0310 0.0329
10:01-11:00, Fri., 20 Mar. 0.0349 0.0306 0.0327
09:01-10:00, Fri., 20 Mar. 0.0353 0.0304 0.0327
08:01-09:00, Fri., 20 Mar. 0.0345 0.0301 0.0327
07:01-08:00, Fri., 20 Mar. 0.0351 0.0311 0.0330
06:01-07:00, Fri., 20 Mar. 0.0346 0.0312 0.0330
05:01-06:00, Fri., 20 Mar. 0.0358 0.0309 0.0331
04:01-05:00, Fri., 20 Mar. 0.0348 0.0312 0.0329
03:01-04:00, Fri., 20 Mar. 0.0359 0.0307 0.0332
02:01-03:00, Fri., 20 Mar. 0.0349 0.0305 0.0328
01:01-02:00, Fri., 20 Mar. 0.0357 0.0303 0.0330
00:01-01:00, Fri., 20 Mar. 0.0345 0.0307 0.0328
23:01-24:00, Thu., 19 Mar. 0.0354 0.0310 0.0329
22:01-23:00, Thu., 19 Mar. 0.0348 0.0307 0.0328
21:01-22:00, Thu., 19 Mar. 0.0352 0.0303 0.0331
20:01-21:00, Thu., 19 Mar. 0.0354 0.0311 0.0331
19:01-20:00, Thu., 19 Mar. 0.0348 0.0309 0.0331
18:01-19:00, Thu., 19 Mar. 0.0359 0.0321 0.0336
17:01-18:00, Thu., 19 Mar. 0.0370 0.0314 0.0345
16:01-17:00, Thu., 19 Mar. 0.0431 0.0337 0.0371
15:01-16:00, Thu., 19 Mar. 0.0403 0.0330 0.0367
14:01-15:00, Thu., 19 Mar. 0.0364 0.0314 0.0344
13:01-14:00, Thu., 19 Mar. 0.0358 0.0313 0.0334
12:01-13:00, Thu., 19 Mar. 0.0351 0.0309 0.0329
11:01-12:00, Thu., 19 Mar. 0.0369 0.0308 0.0331
10:01-11:00, Thu., 19 Mar. 0.0357 0.0316 0.0333
09:01-10:00, Thu., 19 Mar. 0.0351 0.0308 0.0331
08:01-09:00, Thu., 19 Mar. 0.0355 0.0309 0.0330
07:01-08:00, Thu., 19 Mar. 0.0348 0.0311 0.0329
06:01-07:00, Thu., 19 Mar. 0.0354 0.0314 0.0332
05:01-06:00, Thu., 19 Mar. 0.0352 0.0313 0.0329
04:01-05:00, Thu., 19 Mar. 0.0363 0.0313 0.0335
03:01-04:00, Thu., 19 Mar. 0.0372 0.0327 0.0351
02:01-03:00, Thu., 19 Mar. 0.0369 0.0332 0.0354
01:01-02:00, Thu., 19 Mar. 0.0375 0.0342 0.0355
00:01-01:00, Thu., 19 Mar. 0.0373 0.0316 0.0350
23:01-24:00, Wed., 18 Mar. 0.0348 0.0308 0.0331
22:01-23:00, Wed., 18 Mar. 0.0345 0.0303 0.0329
21:01-22:00, Wed., 18 Mar. 0.0350 0.0309 0.0329
20:01-21:00, Wed., 18 Mar. 0.0355 0.0305 0.0329
19:01-20:00, Wed., 18 Mar. 0.0350 0.0311 0.0329
18:01-19:00, Wed., 18 Mar. 0.0351 0.0305 0.0328
17:01-18:00, Wed., 18 Mar. 0.0351 0.0312 0.0327
16:01-17:00, Wed., 18 Mar. 0.0352 0.0311 0.0327
15:01-16:00, Wed., 18 Mar. 0.0352 0.0311 0.0330
14:01-15:00, Wed., 18 Mar. 0.0345 0.0310 0.0329
13:01-14:00, Wed., 18 Mar. 0.0346 0.0307 0.0330
12:01-13:00, Wed., 18 Mar. 0.0359 0.0312 0.0332
11:01-12:00, Wed., 18 Mar. 0.0367 0.0311 0.0334
10:01-11:00, Wed., 18 Mar. 0.0354 0.0313 0.0333
09:01-10:00, Wed., 18 Mar. 0.0349 0.0311 0.0334
08:01-09:00, Wed., 18 Mar. 0.0364 0.0313 0.0331
07:01-08:00, Wed., 18 Mar. 0.0355 0.0310 0.0328
06:01-07:00, Wed., 18 Mar. 0.0351 0.0311 0.0331
05:01-06:00, Wed., 18 Mar. 0.0357 0.0316 0.0336
04:01-05:00, Wed., 18 Mar. 0.0351 0.0314 0.0333
03:01-04:00, Wed., 18 Mar. 0.0355 0.0313 0.0332
02:01-03:00, Wed., 18 Mar. 0.0351 0.0306 0.0329
01:01-02:00, Wed., 18 Mar. 0.0341 0.0312 0.0328
00:01-01:00, Wed., 18 Mar. 0.0351 0.0307 0.0328
23:01-24:00, Tue., 17 Mar. 0.0356 0.0313 0.0328
22:01-23:00, Tue., 17 Mar. 0.0350 0.0307 0.0329
21:01-22:00, Tue., 17 Mar. 0.0353 0.0306 0.0329
20:01-21:00, Tue., 17 Mar. 0.0349 0.0305 0.0327
19:01-20:00, Tue., 17 Mar. 0.0345 0.0306 0.0324
18:01-19:00, Tue., 17 Mar. 0.0342 0.0304 0.0324
17:01-18:00, Tue., 17 Mar. 0.0349 0.0306 0.0327
16:01-17:00, Tue., 17 Mar. 0.0340 0.0300 0.0323
15:01-16:00, Tue., 17 Mar. 0.0347 0.0308 0.0327
14:01-15:00, Tue., 17 Mar. 0.0348 0.0314 0.0329
13:01-14:00, Tue., 17 Mar. 0.0351 0.0300 0.0328
12:01-13:00, Tue., 17 Mar. 0.0346 0.0310 0.0327
11:01-12:00, Tue., 17 Mar. 0.0352 0.0310 0.0328
10:01-11:00, Tue., 17 Mar. 0.0367 0.0308 0.0338
09:01-10:00, Tue., 17 Mar. 0.0360 0.0315 0.0338
08:01-09:00, Tue., 17 Mar. 0.0367 0.0318 0.0340
07:01-08:00, Tue., 17 Mar. 0.0362 0.0309 0.0337
06:01-07:00, Tue., 17 Mar. 0.0370 0.0311 0.0335
05:01-06:00, Tue., 17 Mar. 0.0353 0.0311 0.0331
04:01-05:00, Tue., 17 Mar. 0.0355 0.0315 0.0337
03:01-04:00, Tue., 17 Mar. 0.0356 0.0308 0.0334
02:01-03:00, Tue., 17 Mar. 0.0376 0.0321 0.0344
01:01-02:00, Tue., 17 Mar. 0.0369 0.0331 0.0351
00:01-01:00, Tue., 17 Mar. 0.0367 0.0332 0.0348
23:01-24:00, Mon., 16 Mar. 0.0402 0.0332 0.0363
22:01-23:00, Mon., 16 Mar. 0.0396 0.0351 0.0368
21:01-22:00, Mon., 16 Mar. 0.0379 0.0343 0.0359
20:01-21:00, Mon., 16 Mar. 0.0374 0.0330 0.0354
19:01-20:00, Mon., 16 Mar. 0.0388 0.0339 0.0361
18:01-19:00, Mon., 16 Mar. 0.0372 0.0326 0.0353
17:01-18:00, Mon., 16 Mar. 0.0364 0.0304 0.0334
16:01-17:00, Mon., 16 Mar. 0.0348 0.0311 0.0329
15:01-16:00, Mon., 16 Mar. 0.0349 0.0315 0.0333
14:01-15:00, Mon., 16 Mar. 0.0356 0.0308 0.0333
13:01-14:00, Mon., 16 Mar. 0.0356 0.0310 0.0335
12:01-13:00, Mon., 16 Mar. 0.0356 0.0316 0.0335
11:01-12:00, Mon., 16 Mar. 0.0349 0.0311 0.0332
10:01-11:00, Mon., 16 Mar. 0.0357 0.0307 0.0333
09:01-10:00, Mon., 16 Mar. 0.0358 0.0316 0.0335
08:01-09:00, Mon., 16 Mar. 0.0364 0.0319 0.0338
07:01-08:00, Mon., 16 Mar. 0.0362 0.0318 0.0337
06:01-07:00, Mon., 16 Mar. 0.0363 0.0315 0.0338
05:01-06:00, Mon., 16 Mar. 0.0358 0.0318 0.0336
04:01-05:00, Mon., 16 Mar. 0.0360 0.0319 0.0336
03:01-04:00, Mon., 16 Mar. 0.0346 0.0314 0.0332
02:01-03:00, Mon., 16 Mar. 0.0350 0.0312 0.0332
01:01-02:00, Mon., 16 Mar. 0.0349 0.0311 0.0331
00:01-01:00, Mon., 16 Mar. 0.0348 0.0313 0.0331