Measurement results by the hour (Hachioji) 23 Apr., 2012 - 29 Apr., 2012

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., 29 Apr. 0.0413 0.0351 0.0373
22:01-23:00, Sun., 29 Apr. 0.0414 0.0356 0.0372
21:01-22:00, Sun., 29 Apr. 0.0399 0.0359 0.0376
20:01-21:00, Sun., 29 Apr. 0.0413 0.0345 0.0376
19:01-20:00, Sun., 29 Apr. 0.0416 0.0357 0.0374
18:01-19:00, Sun., 29 Apr. 0.0421 0.0355 0.0375
17:01-18:00, Sun., 29 Apr. 0.0414 0.0354 0.0376
16:01-17:00, Sun., 29 Apr. 0.0412 0.0353 0.0379
15:01-16:00, Sun., 29 Apr. 0.0404 0.0355 0.0377
14:01-15:00, Sun., 29 Apr. 0.0422 0.0356 0.0377
13:01-14:00, Sun., 29 Apr. 0.0419 0.0358 0.0376
12:01-13:00, Sun., 29 Apr. 0.0419 0.0353 0.0374
11:01-12:00, Sun., 29 Apr. 0.0410 0.0357 0.0376
10:01-11:00, Sun., 29 Apr. 0.0411 0.0352 0.0378
09:01-10:00, Sun., 29 Apr. 0.0411 0.0354 0.0376
08:01-09:00, Sun., 29 Apr. 0.0401 0.0360 0.0377
07:01-08:00, Sun., 29 Apr. 0.0409 0.0354 0.0379
06:01-07:00, Sun., 29 Apr. 0.0436 0.0361 0.0382
05:01-06:00, Sun., 29 Apr. 0.0417 0.0352 0.0381
04:01-05:00, Sun., 29 Apr. 0.0420 0.0356 0.0383
03:01-04:00, Sun., 29 Apr. 0.0428 0.0353 0.0380
02:01-03:00, Sun., 29 Apr. 0.0407 0.0358 0.0375
01:01-02:00, Sun., 29 Apr. 0.0405 0.0352 0.0378
00:01-01:00, Sun., 29 Apr. 0.0411 0.0359 0.0378
23:01-24:00, Sat., 28 Apr. 0.0415 0.0356 0.0378
22:01-23:00, Sat., 28 Apr. 0.0408 0.0345 0.0375
21:01-22:00, Sat., 28 Apr. 0.0402 0.0354 0.0371
20:01-21:00, Sat., 28 Apr. 0.0400 0.0351 0.0375
19:01-20:00, Sat., 28 Apr. 0.0407 0.0342 0.0373
18:01-19:00, Sat., 28 Apr. 0.0406 0.0338 0.0371
17:01-18:00, Sat., 28 Apr. 0.0413 0.0353 0.0379
16:01-17:00, Sat., 28 Apr. 0.0421 0.0351 0.0378
15:01-16:00, Sat., 28 Apr. 0.0406 0.0356 0.0378
14:01-15:00, Sat., 28 Apr. 0.0418 0.0358 0.0378
13:01-14:00, Sat., 28 Apr. 0.0397 0.0353 0.0376
12:01-13:00, Sat., 28 Apr. 0.0406 0.0350 0.0378
11:01-12:00, Sat., 28 Apr. 0.0408 0.0353 0.0380
10:01-11:00, Sat., 28 Apr. 0.0424 0.0348 0.0377
09:01-10:00, Sat., 28 Apr. 0.0411 0.0360 0.0378
08:01-09:00, Sat., 28 Apr. 0.0416 0.0358 0.0378
07:01-08:00, Sat., 28 Apr. 0.0408 0.0359 0.0377
06:01-07:00, Sat., 28 Apr. 0.0429 0.0358 0.0376
05:01-06:00, Sat., 28 Apr. 0.0405 0.0354 0.0373
04:01-05:00, Sat., 28 Apr. 0.0398 0.0347 0.0373
03:01-04:00, Sat., 28 Apr. 0.0412 0.0350 0.0374
02:01-03:00, Sat., 28 Apr. 0.0404 0.0355 0.0372
01:01-02:00, Sat., 28 Apr. 0.0414 0.0353 0.0374
00:01-01:00, Sat., 28 Apr. 0.0401 0.0349 0.0373
23:01-24:00, Fri., 27 Apr. 0.0409 0.0354 0.0380
22:01-23:00, Fri., 27 Apr. 0.0439 0.0358 0.0392
21:01-22:00, Fri., 27 Apr. 0.0452 0.0369 0.0408
20:01-21:00, Fri., 27 Apr. 0.0449 0.0377 0.0418
19:01-20:00, Fri., 27 Apr. 0.0413 0.0354 0.0383
18:01-19:00, Fri., 27 Apr. 0.0419 0.0360 0.0383
17:01-18:00, Fri., 27 Apr. 0.0418 0.0357 0.0384
16:01-17:00, Fri., 27 Apr. 0.0404 0.0349 0.0378
15:01-16:00, Fri., 27 Apr. 0.0407 0.0355 0.0374
14:01-15:00, Fri., 27 Apr. 0.0417 0.0365 0.0384
13:01-14:00, Fri., 27 Apr. 0.0439 0.0372 0.0405
12:01-13:00, Fri., 27 Apr. 0.0442 0.0384 0.0410
11:01-12:00, Fri., 27 Apr. 0.0449 0.0382 0.0411
10:01-11:00, Fri., 27 Apr. 0.0476 0.0385 0.0428
09:01-10:00, Fri., 27 Apr. 0.0474 0.0413 0.0438
08:01-09:00, Fri., 27 Apr. 0.0469 0.0413 0.0440
07:01-08:00, Fri., 27 Apr. 0.0485 0.0422 0.0455
06:01-07:00, Fri., 27 Apr. 0.0476 0.0371 0.0428
05:01-06:00, Fri., 27 Apr. 0.0432 0.0367 0.0403
04:01-05:00, Fri., 27 Apr. 0.0445 0.0364 0.0398
03:01-04:00, Fri., 27 Apr. 0.0458 0.0382 0.0416
02:01-03:00, Fri., 27 Apr. 0.0473 0.0403 0.0439
01:01-02:00, Fri., 27 Apr. 0.0479 0.0400 0.0442
00:01-01:00, Fri., 27 Apr. 0.0460 0.0391 0.0429
23:01-24:00, Thu., 26 Apr. 0.0490 0.0409 0.0441
22:01-23:00, Thu., 26 Apr. 0.0475 0.0404 0.0438
21:01-22:00, Thu., 26 Apr. 0.0470 0.0409 0.0437
20:01-21:00, Thu., 26 Apr. 0.0465 0.0374 0.0418
19:01-20:00, Thu., 26 Apr. 0.0439 0.0366 0.0399
18:01-19:00, Thu., 26 Apr. 0.0420 0.0363 0.0393
17:01-18:00, Thu., 26 Apr. 0.0436 0.0370 0.0399
16:01-17:00, Thu., 26 Apr. 0.0440 0.0372 0.0410
15:01-16:00, Thu., 26 Apr. 0.0474 0.0388 0.0421
14:01-15:00, Thu., 26 Apr. 0.0477 0.0341 0.0410
13:01-14:00, Thu., 26 Apr. 0.0396 0.0350 0.0367
12:01-13:00, Thu., 26 Apr. 0.0398 0.0348 0.0371
11:01-12:00, Thu., 26 Apr. 0.0414 0.0364 0.0390
10:01-11:00, Thu., 26 Apr. 0.0432 0.0363 0.0390
09:01-10:00, Thu., 26 Apr. 0.0445 0.0367 0.0408
08:01-09:00, Thu., 26 Apr. 0.0520 0.0402 0.0446
07:01-08:00, Thu., 26 Apr. 0.0521 0.0436 0.0478
06:01-07:00, Thu., 26 Apr. 0.0521 0.0433 0.0478
05:01-06:00, Thu., 26 Apr. 0.0540 0.0456 0.0501
04:01-05:00, Thu., 26 Apr. 0.0544 0.0428 0.0484
03:01-04:00, Thu., 26 Apr. 0.0456 0.0366 0.0410
02:01-03:00, Thu., 26 Apr. 0.0454 0.0378 0.0415
01:01-02:00, Thu., 26 Apr. 0.0469 0.0388 0.0415
00:01-01:00, Thu., 26 Apr. 0.0456 0.0369 0.0413
23:01-24:00, Wed., 25 Apr. 0.0432 0.0358 0.0388
22:01-23:00, Wed., 25 Apr. 0.0423 0.0354 0.0383
21:01-22:00, Wed., 25 Apr. 0.0421 0.0365 0.0393
20:01-21:00, Wed., 25 Apr. 0.0419 0.0362 0.0389
19:01-20:00, Wed., 25 Apr. 0.0409 0.0359 0.0380
18:01-19:00, Wed., 25 Apr. 0.0408 0.0356 0.0373
17:01-18:00, Wed., 25 Apr. 0.0411 0.0355 0.0377
16:01-17:00, Wed., 25 Apr. 0.0408 0.0357 0.0377
15:01-16:00, Wed., 25 Apr. 0.0413 0.0358 0.0376
14:01-15:00, Wed., 25 Apr. 0.0407 0.0354 0.0376
13:01-14:00, Wed., 25 Apr. 0.0408 0.0348 0.0377
12:01-13:00, Wed., 25 Apr. 0.0420 0.0356 0.0379
11:01-12:00, Wed., 25 Apr. 0.0407 0.0355 0.0376
10:01-11:00, Wed., 25 Apr. 0.0408 0.0358 0.0378
09:01-10:00, Wed., 25 Apr. 0.0414 0.0355 0.0379
08:01-09:00, Wed., 25 Apr. 0.0417 0.0356 0.0376
07:01-08:00, Wed., 25 Apr. 0.0419 0.0356 0.0379
06:01-07:00, Wed., 25 Apr. 0.0407 0.0359 0.0382
05:01-06:00, Wed., 25 Apr. 0.0400 0.0350 0.0374
04:01-05:00, Wed., 25 Apr. 0.0404 0.0351 0.0376
03:01-04:00, Wed., 25 Apr. 0.0403 0.0354 0.0377
02:01-03:00, Wed., 25 Apr. 0.0421 0.0353 0.0376
01:01-02:00, Wed., 25 Apr. 0.0403 0.0352 0.0372
00:01-01:00, Wed., 25 Apr. 0.0412 0.0352 0.0372
23:01-24:00, Tue., 24 Apr. 0.0413 0.0356 0.0374
22:01-23:00, Tue., 24 Apr. 0.0410 0.0359 0.0378
21:01-22:00, Tue., 24 Apr. 0.0422 0.0355 0.0378
20:01-21:00, Tue., 24 Apr. 0.0401 0.0352 0.0371
19:01-20:00, Tue., 24 Apr. 0.0396 0.0354 0.0372
18:01-19:00, Tue., 24 Apr. 0.0418 0.0352 0.0375
17:01-18:00, Tue., 24 Apr. 0.0406 0.0355 0.0374
16:01-17:00, Tue., 24 Apr. 0.0413 0.0345 0.0375
15:01-16:00, Tue., 24 Apr. 0.0404 0.0355 0.0378
14:01-15:00, Tue., 24 Apr. 0.0422 0.0359 0.0377
13:01-14:00, Tue., 24 Apr. 0.0415 0.0357 0.0378
12:01-13:00, Tue., 24 Apr. 0.0405 0.0347 0.0377
11:01-12:00, Tue., 24 Apr. 0.0404 0.0359 0.0380
10:01-11:00, Tue., 24 Apr. 0.0407 0.0356 0.0375
09:01-10:00, Tue., 24 Apr. 0.0417 0.0357 0.0378
08:01-09:00, Tue., 24 Apr. 0.0406 0.0357 0.0381
07:01-08:00, Tue., 24 Apr. 0.0415 0.0363 0.0385
06:01-07:00, Tue., 24 Apr. 0.0411 0.0360 0.0384
05:01-06:00, Tue., 24 Apr. 0.0412 0.0361 0.0382
04:01-05:00, Tue., 24 Apr. 0.0422 0.0354 0.0379
03:01-04:00, Tue., 24 Apr. 0.0412 0.0357 0.0385
02:01-03:00, Tue., 24 Apr. 0.0409 0.0352 0.0375
01:01-02:00, Tue., 24 Apr. 0.0400 0.0356 0.0373
00:01-01:00, Tue., 24 Apr. 0.0414 0.0353 0.0373
23:01-24:00, Mon., 23 Apr. 0.0416 0.0357 0.0376
22:01-23:00, Mon., 23 Apr. 0.0405 0.0352 0.0374
21:01-22:00, Mon., 23 Apr. 0.0419 0.0357 0.0383
20:01-21:00, Mon., 23 Apr. 0.0421 0.0359 0.0386
19:01-20:00, Mon., 23 Apr. 0.0436 0.0367 0.0389
18:01-19:00, Mon., 23 Apr. 0.0412 0.0355 0.0381
17:01-18:00, Mon., 23 Apr. 0.0416 0.0355 0.0379
16:01-17:00, Mon., 23 Apr. 0.0417 0.0358 0.0386
15:01-16:00, Mon., 23 Apr. 0.0433 0.0368 0.0394
14:01-15:00, Mon., 23 Apr. 0.0428 0.0363 0.0399
13:01-14:00, Mon., 23 Apr. 0.0435 0.0373 0.0398
12:01-13:00, Mon., 23 Apr. 0.0438 0.0364 0.0400
11:01-12:00, Mon., 23 Apr. 0.0437 0.0366 0.0395
10:01-11:00, Mon., 23 Apr. 0.0436 0.0372 0.0404
09:01-10:00, Mon., 23 Apr. 0.0434 0.0367 0.0400
08:01-09:00, Mon., 23 Apr. 0.0425 0.0369 0.0399
07:01-08:00, Mon., 23 Apr. 0.0424 0.0358 0.0392
06:01-07:00, Mon., 23 Apr. 0.0415 0.0354 0.0386
05:01-06:00, Mon., 23 Apr. 0.0428 0.0364 0.0394
04:01-05:00, Mon., 23 Apr. 0.0439 0.0366 0.0396
03:01-04:00, Mon., 23 Apr. 0.0432 0.0367 0.0393
02:01-03:00, Mon., 23 Apr. 0.0426 0.0364 0.0391
01:01-02:00, Mon., 23 Apr. 0.0431 0.0367 0.0394
00:01-01:00, Mon., 23 Apr. 0.0452 0.0378 0.0419