Measurement results by the hour (Shinjuku) 9 Oct., 2023 - 15 Oct., 2023

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., 15 Oct. 0.0386 0.0344 0.0362
22:01-23:00, Sun., 15 Oct. 0.0379 0.0336 0.0356
21:01-22:00, Sun., 15 Oct. 0.0373 0.0331 0.0355
20:01-21:00, Sun., 15 Oct. 0.0398 0.0339 0.0359
19:01-20:00, Sun., 15 Oct. 0.0391 0.0347 0.0366
18:01-19:00, Sun., 15 Oct. 0.0405 0.0331 0.0366
17:01-18:00, Sun., 15 Oct. 0.0391 0.0336 0.0355
16:01-17:00, Sun., 15 Oct. 0.0390 0.0341 0.0357
15:01-16:00, Sun., 15 Oct. 0.0374 0.0340 0.0361
14:01-15:00, Sun., 15 Oct. 0.0409 0.0341 0.0371
13:01-14:00, Sun., 15 Oct. 0.0449 0.0369 0.0413
12:01-13:00, Sun., 15 Oct. 0.0489 0.0411 0.0444
11:01-12:00, Sun., 15 Oct. 0.0507 0.0403 0.0459
10:01-11:00, Sun., 15 Oct. 0.0556 0.0454 0.0504
09:01-10:00, Sun., 15 Oct. 0.0529 0.0453 0.0497
08:01-09:00, Sun., 15 Oct. 0.0510 0.0446 0.0477
07:01-08:00, Sun., 15 Oct. 0.0505 0.0415 0.0458
06:01-07:00, Sun., 15 Oct. 0.0486 0.0409 0.0445
05:01-06:00, Sun., 15 Oct. 0.0464 0.0388 0.0431
04:01-05:00, Sun., 15 Oct. 0.0465 0.0391 0.0422
03:01-04:00, Sun., 15 Oct. 0.0443 0.0377 0.0420
02:01-03:00, Sun., 15 Oct. 0.0476 0.0378 0.0423
01:01-02:00, Sun., 15 Oct. 0.0456 0.0381 0.0422
00:01-01:00, Sun., 15 Oct. 0.0443 0.0380 0.0410
23:01-24:00, Sat., 14 Oct. 0.0425 0.0349 0.0386
22:01-23:00, Sat., 14 Oct. 0.0400 0.0349 0.0372
21:01-22:00, Sat., 14 Oct. 0.0401 0.0332 0.0360
20:01-21:00, Sat., 14 Oct. 0.0381 0.0337 0.0358
19:01-20:00, Sat., 14 Oct. 0.0380 0.0331 0.0358
18:01-19:00, Sat., 14 Oct. 0.0392 0.0342 0.0360
17:01-18:00, Sat., 14 Oct. 0.0376 0.0327 0.0358
16:01-17:00, Sat., 14 Oct. 0.0392 0.0331 0.0357
15:01-16:00, Sat., 14 Oct. 0.0374 0.0323 0.0359
14:01-15:00, Sat., 14 Oct. 0.0380 0.0336 0.0358
13:01-14:00, Sat., 14 Oct. 0.0384 0.0341 0.0359
12:01-13:00, Sat., 14 Oct. 0.0384 0.0341 0.0364
11:01-12:00, Sat., 14 Oct. 0.0395 0.0344 0.0365
10:01-11:00, Sat., 14 Oct. 0.0408 0.0347 0.0365
09:01-10:00, Sat., 14 Oct. 0.0402 0.0346 0.0365
08:01-09:00, Sat., 14 Oct. 0.0399 0.0351 0.0370
07:01-08:00, Sat., 14 Oct. 0.0392 0.0347 0.0364
06:01-07:00, Sat., 14 Oct. 0.0393 0.0344 0.0365
05:01-06:00, Sat., 14 Oct. 0.0393 0.0339 0.0364
04:01-05:00, Sat., 14 Oct. 0.0410 0.0347 0.0363
03:01-04:00, Sat., 14 Oct. 0.0381 0.0333 0.0363
02:01-03:00, Sat., 14 Oct. 0.0384 0.0343 0.0361
01:01-02:00, Sat., 14 Oct. 0.0394 0.0341 0.0364
00:01-01:00, Sat., 14 Oct. 0.0379 0.0345 0.0360
23:01-24:00, Fri., 13 Oct. 0.0376 0.0336 0.0359
22:01-23:00, Fri., 13 Oct. 0.0388 0.0341 0.0359
21:01-22:00, Fri., 13 Oct. 0.0376 0.0336 0.0357
20:01-21:00, Fri., 13 Oct. 0.0372 0.0340 0.0356
19:01-20:00, Fri., 13 Oct. 0.0375 0.0326 0.0356
18:01-19:00, Fri., 13 Oct. 0.0370 0.0330 0.0354
17:01-18:00, Fri., 13 Oct. 0.0377 0.0331 0.0355
16:01-17:00, Fri., 13 Oct. 0.0382 0.0341 0.0357
15:01-16:00, Fri., 13 Oct. 0.0391 0.0331 0.0356
14:01-15:00, Fri., 13 Oct. 0.0369 0.0327 0.0352
13:01-14:00, Fri., 13 Oct. 0.0388 0.0332 0.0356
12:01-13:00, Fri., 13 Oct. 0.0381 0.0336 0.0359
11:01-12:00, Fri., 13 Oct. 0.0409 0.0339 0.0361
10:01-11:00, Fri., 13 Oct. 0.0383 0.0343 0.0362
09:01-10:00, Fri., 13 Oct. 0.0393 0.0340 0.0359
08:01-09:00, Fri., 13 Oct. 0.0388 0.0333 0.0361
07:01-08:00, Fri., 13 Oct. 0.0383 0.0341 0.0359
06:01-07:00, Fri., 13 Oct. 0.0381 0.0344 0.0362
05:01-06:00, Fri., 13 Oct. 0.0394 0.0338 0.0361
04:01-05:00, Fri., 13 Oct. 0.0378 0.0340 0.0358
03:01-04:00, Fri., 13 Oct. 0.0386 0.0334 0.0357
02:01-03:00, Fri., 13 Oct. 0.0387 0.0339 0.0359
01:01-02:00, Fri., 13 Oct. 0.0381 0.0334 0.0357
00:01-01:00, Fri., 13 Oct. 0.0373 0.0331 0.0354
23:01-24:00, Thu., 12 Oct. 0.0373 0.0332 0.0356
22:01-23:00, Thu., 12 Oct. 0.0372 0.0333 0.0354
21:01-22:00, Thu., 12 Oct. 0.0391 0.0338 0.0356
20:01-21:00, Thu., 12 Oct. 0.0376 0.0337 0.0356
19:01-20:00, Thu., 12 Oct. 0.0388 0.0337 0.0357
18:01-19:00, Thu., 12 Oct. 0.0370 0.0331 0.0355
17:01-18:00, Thu., 12 Oct. 0.0383 0.0337 0.0357
16:01-17:00, Thu., 12 Oct. 0.0398 0.0335 0.0357
15:01-16:00, Thu., 12 Oct. 0.0371 0.0327 0.0355
14:01-15:00, Thu., 12 Oct. 0.0385 0.0336 0.0355
13:01-14:00, Thu., 12 Oct. 0.0370 0.0329 0.0353
12:01-13:00, Thu., 12 Oct. 0.0377 0.0333 0.0355
11:01-12:00, Thu., 12 Oct. 0.0387 0.0335 0.0356
10:01-11:00, Thu., 12 Oct. 0.0395 0.0319 0.0359
09:01-10:00, Thu., 12 Oct. 0.0387 0.0335 0.0357
08:01-09:00, Thu., 12 Oct. 0.0393 0.0330 0.0359
07:01-08:00, Thu., 12 Oct. 0.0375 0.0323 0.0358
06:01-07:00, Thu., 12 Oct. 0.0375 0.0334 0.0360
05:01-06:00, Thu., 12 Oct. 0.0400 0.0336 0.0359
04:01-05:00, Thu., 12 Oct. 0.0377 0.0333 0.0356
03:01-04:00, Thu., 12 Oct. 0.0382 0.0336 0.0356
02:01-03:00, Thu., 12 Oct. 0.0375 0.0337 0.0356
01:01-02:00, Thu., 12 Oct. 0.0376 0.0329 0.0354
00:01-01:00, Thu., 12 Oct. 0.0372 0.0332 0.0355
23:01-24:00, Wed., 11 Oct. 0.0380 0.0328 0.0353
22:01-23:00, Wed., 11 Oct. 0.0384 0.0332 0.0355
21:01-22:00, Wed., 11 Oct. 0.0369 0.0336 0.0352
20:01-21:00, Wed., 11 Oct. 0.0373 0.0327 0.0354
19:01-20:00, Wed., 11 Oct. 0.0375 0.0323 0.0355
18:01-19:00, Wed., 11 Oct. 0.0374 0.0329 0.0356
17:01-18:00, Wed., 11 Oct. 0.0375 0.0330 0.0355
16:01-17:00, Wed., 11 Oct. 0.0370 0.0337 0.0353
15:01-16:00, Wed., 11 Oct. 0.0375 0.0330 0.0354
14:01-15:00, Wed., 11 Oct. 0.0370 0.0326 0.0351
13:01-14:00, Wed., 11 Oct. 0.0371 0.0334 0.0354
12:01-13:00, Wed., 11 Oct. 0.0369 0.0337 0.0357
11:01-12:00, Wed., 11 Oct. 0.0373 0.0333 0.0354
10:01-11:00, Wed., 11 Oct. 0.0376 0.0334 0.0355
09:01-10:00, Wed., 11 Oct. 0.0374 0.0336 0.0351
08:01-09:00, Wed., 11 Oct. 0.0375 0.0332 0.0354
07:01-08:00, Wed., 11 Oct. 0.0374 0.0331 0.0354
06:01-07:00, Wed., 11 Oct. 0.0374 0.0331 0.0355
05:01-06:00, Wed., 11 Oct. 0.0379 0.0330 0.0353
04:01-05:00, Wed., 11 Oct. 0.0368 0.0336 0.0352
03:01-04:00, Wed., 11 Oct. 0.0374 0.0337 0.0354
02:01-03:00, Wed., 11 Oct. 0.0385 0.0332 0.0355
01:01-02:00, Wed., 11 Oct. 0.0374 0.0332 0.0355
00:01-01:00, Wed., 11 Oct. 0.0377 0.0331 0.0352
23:01-24:00, Tue., 10 Oct. 0.0370 0.0332 0.0354
22:01-23:00, Tue., 10 Oct. 0.0368 0.0333 0.0353
21:01-22:00, Tue., 10 Oct. 0.0367 0.0331 0.0353
20:01-21:00, Tue., 10 Oct. 0.0371 0.0333 0.0354
19:01-20:00, Tue., 10 Oct. 0.0387 0.0341 0.0358
18:01-19:00, Tue., 10 Oct. 0.0384 0.0334 0.0362
17:01-18:00, Tue., 10 Oct. 0.0387 0.0343 0.0365
16:01-17:00, Tue., 10 Oct. 0.0377 0.0332 0.0357
15:01-16:00, Tue., 10 Oct. 0.0380 0.0330 0.0351
14:01-15:00, Tue., 10 Oct. 0.0380 0.0330 0.0353
13:01-14:00, Tue., 10 Oct. 0.0374 0.0330 0.0349
12:01-13:00, Tue., 10 Oct. 0.0371 0.0330 0.0353
11:01-12:00, Tue., 10 Oct. 0.0371 0.0334 0.0352
10:01-11:00, Tue., 10 Oct. 0.0380 0.0336 0.0353
09:01-10:00, Tue., 10 Oct. 0.0371 0.0338 0.0354
08:01-09:00, Tue., 10 Oct. 0.0373 0.0336 0.0354
07:01-08:00, Tue., 10 Oct. 0.0379 0.0337 0.0357
06:01-07:00, Tue., 10 Oct. 0.0410 0.0345 0.0371
05:01-06:00, Tue., 10 Oct. 0.0474 0.0365 0.0420
04:01-05:00, Tue., 10 Oct. 0.0498 0.0427 0.0458
03:01-04:00, Tue., 10 Oct. 0.0474 0.0402 0.0432
02:01-03:00, Tue., 10 Oct. 0.0448 0.0377 0.0417
01:01-02:00, Tue., 10 Oct. 0.0409 0.0354 0.0380
00:01-01:00, Tue., 10 Oct. 0.0411 0.0353 0.0384
23:01-24:00, Mon., 09 Oct. 0.0418 0.0357 0.0386
22:01-23:00, Mon., 09 Oct. 0.0434 0.0368 0.0402
21:01-22:00, Mon., 09 Oct. 0.0428 0.0330 0.0382
20:01-21:00, Mon., 09 Oct. 0.0372 0.0335 0.0352
19:01-20:00, Mon., 09 Oct. 0.0371 0.0329 0.0354
18:01-19:00, Mon., 09 Oct. 0.0401 0.0336 0.0363
17:01-18:00, Mon., 09 Oct. 0.0416 0.0356 0.0380
16:01-17:00, Mon., 09 Oct. 0.0430 0.0357 0.0388
15:01-16:00, Mon., 09 Oct. 0.0469 0.0384 0.0429
14:01-15:00, Mon., 09 Oct. 0.0457 0.0381 0.0420
13:01-14:00, Mon., 09 Oct. 0.0451 0.0386 0.0415
12:01-13:00, Mon., 09 Oct. 0.0487 0.0402 0.0439
11:01-12:00, Mon., 09 Oct. 0.0493 0.0417 0.0450
10:01-11:00, Mon., 09 Oct. 0.0504 0.0404 0.0442
09:01-10:00, Mon., 09 Oct. 0.0511 0.0425 0.0460
08:01-09:00, Mon., 09 Oct. 0.0480 0.0424 0.0451
07:01-08:00, Mon., 09 Oct. 0.0483 0.0422 0.0450
06:01-07:00, Mon., 09 Oct. 0.0465 0.0392 0.0431
05:01-06:00, Mon., 09 Oct. 0.0472 0.0394 0.0425
04:01-05:00, Mon., 09 Oct. 0.0460 0.0389 0.0427
03:01-04:00, Mon., 09 Oct. 0.0462 0.0384 0.0422
02:01-03:00, Mon., 09 Oct. 0.0454 0.0387 0.0419
01:01-02:00, Mon., 09 Oct. 0.0460 0.0373 0.0414
00:01-01:00, Mon., 09 Oct. 0.0449 0.0364 0.0399