Measurement results by the hour (Shinjuku) 4 Feb., 2019 - 10 Feb., 2019

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., 10 Feb. 0.0388 0.0342 0.0363
22:01-23:00, Sun., 10 Feb. 0.0389 0.0348 0.0364
21:01-22:00, Sun., 10 Feb. 0.0389 0.0338 0.0363
20:01-21:00, Sun., 10 Feb. 0.0374 0.0344 0.0360
19:01-20:00, Sun., 10 Feb. 0.0397 0.0342 0.0360
18:01-19:00, Sun., 10 Feb. 0.0383 0.0336 0.0362
17:01-18:00, Sun., 10 Feb. 0.0387 0.0340 0.0361
16:01-17:00, Sun., 10 Feb. 0.0394 0.0341 0.0362
15:01-16:00, Sun., 10 Feb. 0.0379 0.0340 0.0362
14:01-15:00, Sun., 10 Feb. 0.0390 0.0342 0.0362
13:01-14:00, Sun., 10 Feb. 0.0400 0.0342 0.0363
12:01-13:00, Sun., 10 Feb. 0.0391 0.0347 0.0365
11:01-12:00, Sun., 10 Feb. 0.0382 0.0329 0.0360
10:01-11:00, Sun., 10 Feb. 0.0396 0.0340 0.0363
09:01-10:00, Sun., 10 Feb. 0.0389 0.0340 0.0360
08:01-09:00, Sun., 10 Feb. 0.0404 0.0341 0.0365
07:01-08:00, Sun., 10 Feb. 0.0384 0.0344 0.0362
06:01-07:00, Sun., 10 Feb. 0.0383 0.0342 0.0363
05:01-06:00, Sun., 10 Feb. 0.0405 0.0343 0.0367
04:01-05:00, Sun., 10 Feb. 0.0385 0.0345 0.0362
03:01-04:00, Sun., 10 Feb. 0.0407 0.0342 0.0365
02:01-03:00, Sun., 10 Feb. 0.0384 0.0349 0.0364
01:01-02:00, Sun., 10 Feb. 0.0410 0.0350 0.0370
00:01-01:00, Sun., 10 Feb. 0.0419 0.0342 0.0373
23:01-24:00, Sat., 09 Feb. 0.0419 0.0350 0.0369
22:01-23:00, Sat., 09 Feb. 0.0398 0.0349 0.0370
21:01-22:00, Sat., 09 Feb. 0.0408 0.0350 0.0385
20:01-21:00, Sat., 09 Feb. 0.0432 0.0365 0.0398
19:01-20:00, Sat., 09 Feb. 0.0433 0.0362 0.0391
18:01-19:00, Sat., 09 Feb. 0.0426 0.0360 0.0383
17:01-18:00, Sat., 09 Feb. 0.0425 0.0362 0.0384
16:01-17:00, Sat., 09 Feb. 0.0428 0.0350 0.0387
15:01-16:00, Sat., 09 Feb. 0.0395 0.0350 0.0368
14:01-15:00, Sat., 09 Feb. 0.0401 0.0344 0.0368
13:01-14:00, Sat., 09 Feb. 0.0394 0.0351 0.0366
12:01-13:00, Sat., 09 Feb. 0.0410 0.0349 0.0372
11:01-12:00, Sat., 09 Feb. 0.0432 0.0364 0.0392
10:01-11:00, Sat., 09 Feb. 0.0436 0.0364 0.0404
09:01-10:00, Sat., 09 Feb. 0.0404 0.0354 0.0371
08:01-09:00, Sat., 09 Feb. 0.0430 0.0353 0.0381
07:01-08:00, Sat., 09 Feb. 0.0431 0.0362 0.0399
06:01-07:00, Sat., 09 Feb. 0.0450 0.0376 0.0411
05:01-06:00, Sat., 09 Feb. 0.0436 0.0348 0.0389
04:01-05:00, Sat., 09 Feb. 0.0396 0.0351 0.0366
03:01-04:00, Sat., 09 Feb. 0.0402 0.0343 0.0367
02:01-03:00, Sat., 09 Feb. 0.0394 0.0343 0.0367
01:01-02:00, Sat., 09 Feb. 0.0399 0.0343 0.0366
00:01-01:00, Sat., 09 Feb. 0.0403 0.0342 0.0368
23:01-24:00, Fri., 08 Feb. 0.0389 0.0346 0.0364
22:01-23:00, Fri., 08 Feb. 0.0389 0.0341 0.0364
21:01-22:00, Fri., 08 Feb. 0.0389 0.0341 0.0363
20:01-21:00, Fri., 08 Feb. 0.0416 0.0345 0.0366
19:01-20:00, Fri., 08 Feb. 0.0402 0.0348 0.0367
18:01-19:00, Fri., 08 Feb. 0.0388 0.0349 0.0366
17:01-18:00, Fri., 08 Feb. 0.0415 0.0352 0.0367
16:01-17:00, Fri., 08 Feb. 0.0393 0.0347 0.0366
15:01-16:00, Fri., 08 Feb. 0.0416 0.0349 0.0365
14:01-15:00, Fri., 08 Feb. 0.0405 0.0347 0.0366
13:01-14:00, Fri., 08 Feb. 0.0389 0.0345 0.0364
12:01-13:00, Fri., 08 Feb. 0.0396 0.0342 0.0368
11:01-12:00, Fri., 08 Feb. 0.0388 0.0347 0.0367
10:01-11:00, Fri., 08 Feb. 0.0401 0.0344 0.0365
09:01-10:00, Fri., 08 Feb. 0.0402 0.0342 0.0365
08:01-09:00, Fri., 08 Feb. 0.0389 0.0347 0.0367
07:01-08:00, Fri., 08 Feb. 0.0389 0.0344 0.0364
06:01-07:00, Fri., 08 Feb. 0.0401 0.0341 0.0366
05:01-06:00, Fri., 08 Feb. 0.0399 0.0352 0.0368
04:01-05:00, Fri., 08 Feb. 0.0388 0.0340 0.0365
03:01-04:00, Fri., 08 Feb. 0.0396 0.0353 0.0370
02:01-03:00, Fri., 08 Feb. 0.0402 0.0350 0.0370
01:01-02:00, Fri., 08 Feb. 0.0390 0.0336 0.0365
00:01-01:00, Fri., 08 Feb. 0.0395 0.0350 0.0367
23:01-24:00, Thu., 07 Feb. 0.0410 0.0347 0.0368
22:01-23:00, Thu., 07 Feb. 0.0408 0.0349 0.0377
21:01-22:00, Thu., 07 Feb. 0.0423 0.0352 0.0377
20:01-21:00, Thu., 07 Feb. 0.0413 0.0349 0.0372
19:01-20:00, Thu., 07 Feb. 0.0421 0.0346 0.0368
18:01-19:00, Thu., 07 Feb. 0.0402 0.0352 0.0367
17:01-18:00, Thu., 07 Feb. 0.0393 0.0339 0.0366
16:01-17:00, Thu., 07 Feb. 0.0393 0.0344 0.0368
15:01-16:00, Thu., 07 Feb. 0.0414 0.0354 0.0375
14:01-15:00, Thu., 07 Feb. 0.0437 0.0353 0.0382
13:01-14:00, Thu., 07 Feb. 0.0419 0.0360 0.0388
12:01-13:00, Thu., 07 Feb. 0.0418 0.0358 0.0383
11:01-12:00, Thu., 07 Feb. 0.0418 0.0359 0.0384
10:01-11:00, Thu., 07 Feb. 0.0414 0.0361 0.0383
09:01-10:00, Thu., 07 Feb. 0.0434 0.0356 0.0382
08:01-09:00, Thu., 07 Feb. 0.0420 0.0354 0.0385
07:01-08:00, Thu., 07 Feb. 0.0417 0.0355 0.0380
06:01-07:00, Thu., 07 Feb. 0.0426 0.0348 0.0377
05:01-06:00, Thu., 07 Feb. 0.0406 0.0352 0.0375
04:01-05:00, Thu., 07 Feb. 0.0425 0.0350 0.0377
03:01-04:00, Thu., 07 Feb. 0.0423 0.0344 0.0374
02:01-03:00, Thu., 07 Feb. 0.0417 0.0347 0.0373
01:01-02:00, Thu., 07 Feb. 0.0409 0.0342 0.0370
00:01-01:00, Thu., 07 Feb. 0.0413 0.0357 0.0376
23:01-24:00, Wed., 06 Feb. 0.0397 0.0353 0.0370
22:01-23:00, Wed., 06 Feb. 0.0416 0.0354 0.0375
21:01-22:00, Wed., 06 Feb. 0.0406 0.0349 0.0375
20:01-21:00, Wed., 06 Feb. 0.0421 0.0351 0.0376
19:01-20:00, Wed., 06 Feb. 0.0408 0.0346 0.0372
18:01-19:00, Wed., 06 Feb. 0.0413 0.0345 0.0374
17:01-18:00, Wed., 06 Feb. 0.0414 0.0345 0.0373
16:01-17:00, Wed., 06 Feb. 0.0412 0.0355 0.0376
15:01-16:00, Wed., 06 Feb. 0.0443 0.0362 0.0399
14:01-15:00, Wed., 06 Feb. 0.0510 0.0405 0.0458
13:01-14:00, Wed., 06 Feb. 0.0515 0.0428 0.0466
12:01-13:00, Wed., 06 Feb. 0.0516 0.0444 0.0481
11:01-12:00, Wed., 06 Feb. 0.0533 0.0457 0.0499
10:01-11:00, Wed., 06 Feb. 0.0549 0.0477 0.0512
09:01-10:00, Wed., 06 Feb. 0.0518 0.0394 0.0447
08:01-09:00, Wed., 06 Feb. 0.0452 0.0373 0.0412
07:01-08:00, Wed., 06 Feb. 0.0428 0.0363 0.0391
06:01-07:00, Wed., 06 Feb. 0.0396 0.0348 0.0369
05:01-06:00, Wed., 06 Feb. 0.0394 0.0353 0.0368
04:01-05:00, Wed., 06 Feb. 0.0412 0.0350 0.0374
03:01-04:00, Wed., 06 Feb. 0.0404 0.0349 0.0371
02:01-03:00, Wed., 06 Feb. 0.0414 0.0348 0.0374
01:01-02:00, Wed., 06 Feb. 0.0397 0.0340 0.0367
00:01-01:00, Wed., 06 Feb. 0.0410 0.0345 0.0367
23:01-24:00, Tue., 05 Feb. 0.0397 0.0340 0.0367
22:01-23:00, Tue., 05 Feb. 0.0393 0.0339 0.0369
21:01-22:00, Tue., 05 Feb. 0.0403 0.0346 0.0366
20:01-21:00, Tue., 05 Feb. 0.0397 0.0344 0.0365
19:01-20:00, Tue., 05 Feb. 0.0410 0.0343 0.0366
18:01-19:00, Tue., 05 Feb. 0.0406 0.0354 0.0368
17:01-18:00, Tue., 05 Feb. 0.0404 0.0339 0.0367
16:01-17:00, Tue., 05 Feb. 0.0403 0.0346 0.0367
15:01-16:00, Tue., 05 Feb. 0.0390 0.0348 0.0366
14:01-15:00, Tue., 05 Feb. 0.0393 0.0348 0.0367
13:01-14:00, Tue., 05 Feb. 0.0399 0.0345 0.0370
12:01-13:00, Tue., 05 Feb. 0.0405 0.0349 0.0367
11:01-12:00, Tue., 05 Feb. 0.0403 0.0345 0.0368
10:01-11:00, Tue., 05 Feb. 0.0392 0.0347 0.0369
09:01-10:00, Tue., 05 Feb. 0.0397 0.0344 0.0366
08:01-09:00, Tue., 05 Feb. 0.0402 0.0344 0.0368
07:01-08:00, Tue., 05 Feb. 0.0391 0.0349 0.0367
06:01-07:00, Tue., 05 Feb. 0.0401 0.0338 0.0366
05:01-06:00, Tue., 05 Feb. 0.0401 0.0344 0.0367
04:01-05:00, Tue., 05 Feb. 0.0406 0.0352 0.0371
03:01-04:00, Tue., 05 Feb. 0.0399 0.0345 0.0369
02:01-03:00, Tue., 05 Feb. 0.0402 0.0345 0.0369
01:01-02:00, Tue., 05 Feb. 0.0404 0.0349 0.0367
00:01-01:00, Tue., 05 Feb. 0.0407 0.0346 0.0371
23:01-24:00, Mon., 04 Feb. 0.0402 0.0354 0.0368
22:01-23:00, Mon., 04 Feb. 0.0404 0.0342 0.0369
21:01-22:00, Mon., 04 Feb. 0.0403 0.0345 0.0370
20:01-21:00, Mon., 04 Feb. 0.0410 0.0341 0.0372
19:01-20:00, Mon., 04 Feb. 0.0426 0.0348 0.0374
18:01-19:00, Mon., 04 Feb. 0.0411 0.0352 0.0377
17:01-18:00, Mon., 04 Feb. 0.0412 0.0349 0.0373
16:01-17:00, Mon., 04 Feb. 0.0392 0.0340 0.0368
15:01-16:00, Mon., 04 Feb. 0.0410 0.0339 0.0369
14:01-15:00, Mon., 04 Feb. 0.0395 0.0352 0.0368
13:01-14:00, Mon., 04 Feb. 0.0401 0.0348 0.0370
12:01-13:00, Mon., 04 Feb. 0.0402 0.0348 0.0371
11:01-12:00, Mon., 04 Feb. 0.0409 0.0350 0.0371
10:01-11:00, Mon., 04 Feb. 0.0403 0.0351 0.0375
09:01-10:00, Mon., 04 Feb. 0.0415 0.0352 0.0376
08:01-09:00, Mon., 04 Feb. 0.0408 0.0360 0.0376
07:01-08:00, Mon., 04 Feb. 0.0419 0.0343 0.0375
06:01-07:00, Mon., 04 Feb. 0.0422 0.0354 0.0376
05:01-06:00, Mon., 04 Feb. 0.0416 0.0348 0.0376
04:01-05:00, Mon., 04 Feb. 0.0421 0.0361 0.0385
03:01-04:00, Mon., 04 Feb. 0.0411 0.0349 0.0376
02:01-03:00, Mon., 04 Feb. 0.0393 0.0351 0.0367
01:01-02:00, Mon., 04 Feb. 0.0388 0.0354 0.0367
00:01-01:00, Mon., 04 Feb. 0.0408 0.0344 0.0367