Measurement results by the hour (Hachioji) 11 Apr., 2012 - 15 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., 15 Apr. 0.0393 0.0350 0.0371
22:01-23:00, Sun., 15 Apr. 0.0404 0.0353 0.0374
21:01-22:00, Sun., 15 Apr. 0.0406 0.0357 0.0375
20:01-21:00, Sun., 15 Apr. 0.0404 0.0346 0.0376
19:01-20:00, Sun., 15 Apr. 0.0400 0.0357 0.0374
18:01-19:00, Sun., 15 Apr. 0.0407 0.0355 0.0374
17:01-18:00, Sun., 15 Apr. 0.0403 0.0352 0.0377
16:01-17:00, Sun., 15 Apr. 0.0412 0.0350 0.0376
15:01-16:00, Sun., 15 Apr. 0.0404 0.0353 0.0374
14:01-15:00, Sun., 15 Apr. 0.0416 0.0347 0.0374
13:01-14:00, Sun., 15 Apr. 0.0414 0.0352 0.0378
12:01-13:00, Sun., 15 Apr. 0.0412 0.0355 0.0376
11:01-12:00, Sun., 15 Apr. 0.0420 0.0356 0.0376
10:01-11:00, Sun., 15 Apr. 0.0419 0.0360 0.0380
09:01-10:00, Sun., 15 Apr. 0.0415 0.0359 0.0382
08:01-09:00, Sun., 15 Apr. 0.0421 0.0356 0.0380
07:01-08:00, Sun., 15 Apr. 0.0415 0.0361 0.0379
06:01-07:00, Sun., 15 Apr. 0.0420 0.0351 0.0381
05:01-06:00, Sun., 15 Apr. 0.0412 0.0360 0.0380
04:01-05:00, Sun., 15 Apr. 0.0419 0.0354 0.0381
03:01-04:00, Sun., 15 Apr. 0.0412 0.0351 0.0376
02:01-03:00, Sun., 15 Apr. 0.0399 0.0354 0.0376
01:01-02:00, Sun., 15 Apr. 0.0395 0.0349 0.0371
00:01-01:00, Sun., 15 Apr. 0.0400 0.0351 0.0370
23:01-24:00, Sat., 14 Apr. 0.0410 0.0352 0.0373
22:01-23:00, Sat., 14 Apr. 0.0413 0.0353 0.0378
21:01-22:00, Sat., 14 Apr. 0.0417 0.0362 0.0392
20:01-21:00, Sat., 14 Apr. 0.0432 0.0374 0.0404
19:01-20:00, Sat., 14 Apr. 0.0462 0.0396 0.0428
18:01-19:00, Sat., 14 Apr. 0.0441 0.0380 0.0417
17:01-18:00, Sat., 14 Apr. 0.0521 0.0403 0.0460
16:01-17:00, Sat., 14 Apr. 0.0557 0.0463 0.0516
15:01-16:00, Sat., 14 Apr. 0.0562 0.0489 0.0525
14:01-15:00, Sat., 14 Apr. 0.0592 0.0522 0.0557
13:01-14:00, Sat., 14 Apr. 0.0579 0.0488 0.0540
12:01-13:00, Sat., 14 Apr. 0.0602 0.0526 0.0564
11:01-12:00, Sat., 14 Apr. 0.0582 0.0460 0.0532
10:01-11:00, Sat., 14 Apr. 0.0549 0.0472 0.0512
09:01-10:00, Sat., 14 Apr. 0.0548 0.0489 0.0519
08:01-09:00, Sat., 14 Apr. 0.0564 0.0494 0.0532
07:01-08:00, Sat., 14 Apr. 0.0561 0.0464 0.0522
06:01-07:00, Sat., 14 Apr. 0.0540 0.0473 0.0504
05:01-06:00, Sat., 14 Apr. 0.0553 0.0467 0.0495
04:01-05:00, Sat., 14 Apr. 0.0547 0.0447 0.0503
03:01-04:00, Sat., 14 Apr. 0.0557 0.0462 0.0511
02:01-03:00, Sat., 14 Apr. 0.0528 0.0447 0.0491
01:01-02:00, Sat., 14 Apr. 0.0545 0.0470 0.0505
00:01-01:00, Sat., 14 Apr. 0.0553 0.0467 0.0515
23:01-24:00, Fri., 13 Apr. 0.0501 0.0416 0.0462
22:01-23:00, Fri., 13 Apr. 0.0521 0.0427 0.0466
21:01-22:00, Fri., 13 Apr. 0.0527 0.0451 0.0492
20:01-21:00, Fri., 13 Apr. 0.0524 0.0417 0.0477
19:01-20:00, Fri., 13 Apr. 0.0460 0.0365 0.0408
18:01-19:00, Fri., 13 Apr. 0.0416 0.0360 0.0382
17:01-18:00, Fri., 13 Apr. 0.0419 0.0358 0.0381
16:01-17:00, Fri., 13 Apr. 0.0433 0.0357 0.0383
15:01-16:00, Fri., 13 Apr. 0.0414 0.0355 0.0388
14:01-15:00, Fri., 13 Apr. 0.0414 0.0362 0.0386
13:01-14:00, Fri., 13 Apr. 0.0414 0.0360 0.0386
12:01-13:00, Fri., 13 Apr. 0.0417 0.0353 0.0384
11:01-12:00, Fri., 13 Apr. 0.0416 0.0356 0.0384
10:01-11:00, Fri., 13 Apr. 0.0419 0.0362 0.0384
09:01-10:00, Fri., 13 Apr. 0.0421 0.0360 0.0385
08:01-09:00, Fri., 13 Apr. 0.0417 0.0362 0.0392
07:01-08:00, Fri., 13 Apr. 0.0436 0.0363 0.0395
06:01-07:00, Fri., 13 Apr. 0.0418 0.0364 0.0393
05:01-06:00, Fri., 13 Apr. 0.0426 0.0365 0.0393
04:01-05:00, Fri., 13 Apr. 0.0419 0.0363 0.0385
03:01-04:00, Fri., 13 Apr. 0.0434 0.0356 0.0381
02:01-03:00, Fri., 13 Apr. 0.0421 0.0352 0.0379
01:01-02:00, Fri., 13 Apr. 0.0420 0.0357 0.0383
00:01-01:00, Fri., 13 Apr. 0.0411 0.0359 0.0380
23:01-24:00, Thu., 12 Apr. 0.0421 0.0357 0.0383
22:01-23:00, Thu., 12 Apr. 0.0413 0.0361 0.0378
21:01-22:00, Thu., 12 Apr. 0.0413 0.0358 0.0382
20:01-21:00, Thu., 12 Apr. 0.0402 0.0361 0.0381
19:01-20:00, Thu., 12 Apr. 0.0416 0.0353 0.0378
18:01-19:00, Thu., 12 Apr. 0.0410 0.0357 0.0382
17:01-18:00, Thu., 12 Apr. 0.0397 0.0356 0.0375
16:01-17:00, Thu., 12 Apr. 0.0405 0.0356 0.0379
15:01-16:00, Thu., 12 Apr. 0.0408 0.0359 0.0378
14:01-15:00, Thu., 12 Apr. 0.0407 0.0357 0.0379
13:01-14:00, Thu., 12 Apr. 0.0420 0.0362 0.0382
12:01-13:00, Thu., 12 Apr. 0.0416 0.0360 0.0380
11:01-12:00, Thu., 12 Apr. 0.0421 0.0350 0.0379
10:01-11:00, Thu., 12 Apr. 0.0407 0.0362 0.0384
09:01-10:00, Thu., 12 Apr. 0.0417 0.0359 0.0380
08:01-09:00, Thu., 12 Apr. 0.0405 0.0359 0.0378
07:01-08:00, Thu., 12 Apr. 0.0421 0.0356 0.0377
06:01-07:00, Thu., 12 Apr. 0.0403 0.0355 0.0374
05:01-06:00, Thu., 12 Apr. 0.0399 0.0348 0.0371
04:01-05:00, Thu., 12 Apr. 0.0405 0.0353 0.0373
03:01-04:00, Thu., 12 Apr. 0.0420 0.0354 0.0375
02:01-03:00, Thu., 12 Apr. 0.0406 0.0339 0.0372
01:01-02:00, Thu., 12 Apr. 0.0417 0.0352 0.0376
00:01-01:00, Thu., 12 Apr. 0.0422 0.0358 0.0378
23:01-24:00, Wed., 11 Apr. 0.0432 0.0354 0.0390
22:01-23:00, Wed., 11 Apr. 0.0473 0.0377 0.0416
21:01-22:00, Wed., 11 Apr. 0.0479 0.0399 0.0439
20:01-21:00, Wed., 11 Apr. 0.0445 0.0394 0.0419
19:01-20:00, Wed., 11 Apr. 0.0444 0.0368 0.0404
18:01-19:00, Wed., 11 Apr. 0.0419 0.0363 0.0390
17:01-18:00, Wed., 11 Apr. 0.0424 0.0365 0.0392
16:01-17:00, Wed., 11 Apr. 0.0416 0.0361 0.0388
15:01-16:00, Wed., 11 Apr. 0.0414 0.0354 0.0388
14:01-15:00, Wed., 11 Apr. 0.0420 0.0360 0.0387
13:01-14:00, Wed., 11 Apr. 0.0419 0.0358 0.0384
12:01-13:00, Wed., 11 Apr. 0.0422 0.0364 0.0394
11:01-12:00, Wed., 11 Apr. 0.0442 0.0380 0.0409