Measurement results by the hour (Hachioji) 25 Mar., 2013 - 31 Mar., 2013

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., 31 Mar. 0.0400 0.0347 0.0363
22:01-23:00, Sun., 31 Mar. 0.0412 0.0346 0.0362
21:01-22:00, Sun., 31 Mar. 0.0383 0.0345 0.0362
20:01-21:00, Sun., 31 Mar. 0.0393 0.0346 0.0365
19:01-20:00, Sun., 31 Mar. 0.0396 0.0344 0.0365
18:01-19:00, Sun., 31 Mar. 0.0397 0.0344 0.0360
17:01-18:00, Sun., 31 Mar. 0.0381 0.0335 0.0360
16:01-17:00, Sun., 31 Mar. 0.0375 0.0340 0.0357
15:01-16:00, Sun., 31 Mar. 0.0388 0.0346 0.0361
14:01-15:00, Sun., 31 Mar. 0.0391 0.0346 0.0361
13:01-14:00, Sun., 31 Mar. 0.0384 0.0342 0.0363
12:01-13:00, Sun., 31 Mar. 0.0395 0.0325 0.0361
11:01-12:00, Sun., 31 Mar. 0.0387 0.0341 0.0358
10:01-11:00, Sun., 31 Mar. 0.0372 0.0341 0.0357
09:01-10:00, Sun., 31 Mar. 0.0386 0.0335 0.0362
08:01-09:00, Sun., 31 Mar. 0.0390 0.0349 0.0365
07:01-08:00, Sun., 31 Mar. 0.0410 0.0343 0.0369
06:01-07:00, Sun., 31 Mar. 0.0431 0.0356 0.0381
05:01-06:00, Sun., 31 Mar. 0.0436 0.0369 0.0403
04:01-05:00, Sun., 31 Mar. 0.0427 0.0353 0.0382
03:01-04:00, Sun., 31 Mar. 0.0412 0.0357 0.0387
02:01-03:00, Sun., 31 Mar. 0.0422 0.0357 0.0391
01:01-02:00, Sun., 31 Mar. 0.0419 0.0356 0.0386
00:01-01:00, Sun., 31 Mar. 0.0405 0.0357 0.0370
23:01-24:00, Sat., 30 Mar. 0.0394 0.0350 0.0368
22:01-23:00, Sat., 30 Mar. 0.0411 0.0348 0.0372
21:01-22:00, Sat., 30 Mar. 0.0384 0.0354 0.0367
20:01-21:00, Sat., 30 Mar. 0.0390 0.0344 0.0366
19:01-20:00, Sat., 30 Mar. 0.0411 0.0354 0.0377
18:01-19:00, Sat., 30 Mar. 0.0402 0.0361 0.0379
17:01-18:00, Sat., 30 Mar. 0.0400 0.0351 0.0371
16:01-17:00, Sat., 30 Mar. 0.0381 0.0342 0.0362
15:01-16:00, Sat., 30 Mar. 0.0393 0.0343 0.0363
14:01-15:00, Sat., 30 Mar. 0.0395 0.0343 0.0365
13:01-14:00, Sat., 30 Mar. 0.0392 0.0345 0.0367
12:01-13:00, Sat., 30 Mar. 0.0410 0.0353 0.0376
11:01-12:00, Sat., 30 Mar. 0.0417 0.0359 0.0390
10:01-11:00, Sat., 30 Mar. 0.0436 0.0366 0.0392
09:01-10:00, Sat., 30 Mar. 0.0416 0.0355 0.0378
08:01-09:00, Sat., 30 Mar. 0.0391 0.0342 0.0364
07:01-08:00, Sat., 30 Mar. 0.0395 0.0346 0.0363
06:01-07:00, Sat., 30 Mar. 0.0384 0.0340 0.0363
05:01-06:00, Sat., 30 Mar. 0.0401 0.0343 0.0364
04:01-05:00, Sat., 30 Mar. 0.0389 0.0335 0.0364
03:01-04:00, Sat., 30 Mar. 0.0389 0.0335 0.0360
02:01-03:00, Sat., 30 Mar. 0.0390 0.0331 0.0362
01:01-02:00, Sat., 30 Mar. 0.0396 0.0345 0.0364
00:01-01:00, Sat., 30 Mar. 0.0390 0.0343 0.0363
23:01-24:00, Fri., 29 Mar. 0.0403 0.0347 0.0369
22:01-23:00, Fri., 29 Mar. 0.0399 0.0345 0.0366
21:01-22:00, Fri., 29 Mar. 0.0388 0.0345 0.0361
20:01-21:00, Fri., 29 Mar. 0.0400 0.0336 0.0359
19:01-20:00, Fri., 29 Mar. 0.0381 0.0333 0.0358
18:01-19:00, Fri., 29 Mar. 0.0371 0.0343 0.0358
17:01-18:00, Fri., 29 Mar. 0.0394 0.0337 0.0361
16:01-17:00, Fri., 29 Mar. 0.0395 0.0325 0.0362
15:01-16:00, Fri., 29 Mar. 0.0375 0.0336 0.0359
14:01-15:00, Fri., 29 Mar. 0.0386 0.0337 0.0360
13:01-14:00, Fri., 29 Mar. 0.0390 0.0337 0.0362
12:01-13:00, Fri., 29 Mar. 0.0398 0.0341 0.0362
11:01-12:00, Fri., 29 Mar. 0.0386 0.0337 0.0363
10:01-11:00, Fri., 29 Mar. 0.0390 0.0337 0.0363
09:01-10:00, Fri., 29 Mar. 0.0399 0.0348 0.0366
08:01-09:00, Fri., 29 Mar. 0.0396 0.0350 0.0367
07:01-08:00, Fri., 29 Mar. 0.0396 0.0346 0.0367
06:01-07:00, Fri., 29 Mar. 0.0399 0.0348 0.0366
05:01-06:00, Fri., 29 Mar. 0.0392 0.0345 0.0363
04:01-05:00, Fri., 29 Mar. 0.0393 0.0338 0.0364
03:01-04:00, Fri., 29 Mar. 0.0392 0.0340 0.0363
02:01-03:00, Fri., 29 Mar. 0.0384 0.0347 0.0363
01:01-02:00, Fri., 29 Mar. 0.0387 0.0343 0.0361
00:01-01:00, Fri., 29 Mar. 0.0386 0.0339 0.0362
23:01-24:00, Thu., 28 Mar. 0.0404 0.0340 0.0361
22:01-23:00, Thu., 28 Mar. 0.0378 0.0340 0.0360
21:01-22:00, Thu., 28 Mar. 0.0375 0.0334 0.0357
20:01-21:00, Thu., 28 Mar. 0.0374 0.0335 0.0354
19:01-20:00, Thu., 28 Mar. 0.0382 0.0337 0.0355
18:01-19:00, Thu., 28 Mar. 0.0373 0.0327 0.0355
17:01-18:00, Thu., 28 Mar. 0.0380 0.0332 0.0356
16:01-17:00, Thu., 28 Mar. 0.0382 0.0333 0.0355
15:01-16:00, Thu., 28 Mar. 0.0376 0.0334 0.0356
14:01-15:00, Thu., 28 Mar. 0.0374 0.0335 0.0356
13:01-14:00, Thu., 28 Mar. 0.0395 0.0340 0.0359
12:01-13:00, Thu., 28 Mar. 0.0391 0.0340 0.0360
11:01-12:00, Thu., 28 Mar. 0.0384 0.0342 0.0361
10:01-11:00, Thu., 28 Mar. 0.0384 0.0346 0.0363
09:01-10:00, Thu., 28 Mar. 0.0385 0.0341 0.0362
08:01-09:00, Thu., 28 Mar. 0.0400 0.0336 0.0362
07:01-08:00, Thu., 28 Mar. 0.0409 0.0347 0.0367
06:01-07:00, Thu., 28 Mar. 0.0399 0.0351 0.0368
05:01-06:00, Thu., 28 Mar. 0.0403 0.0349 0.0367
04:01-05:00, Thu., 28 Mar. 0.0410 0.0346 0.0366
03:01-04:00, Thu., 28 Mar. 0.0395 0.0349 0.0363
02:01-03:00, Thu., 28 Mar. 0.0388 0.0346 0.0363
01:01-02:00, Thu., 28 Mar. 0.0388 0.0336 0.0359
00:01-01:00, Thu., 28 Mar. 0.0373 0.0329 0.0358
23:01-24:00, Wed., 27 Mar. 0.0381 0.0339 0.0356
22:01-23:00, Wed., 27 Mar. 0.0366 0.0333 0.0353
21:01-22:00, Wed., 27 Mar. 0.0381 0.0332 0.0357
20:01-21:00, Wed., 27 Mar. 0.0370 0.0336 0.0355
19:01-20:00, Wed., 27 Mar. 0.0387 0.0336 0.0354
18:01-19:00, Wed., 27 Mar. 0.0385 0.0335 0.0356
17:01-18:00, Wed., 27 Mar. 0.0372 0.0338 0.0355
16:01-17:00, Wed., 27 Mar. 0.0370 0.0336 0.0355
15:01-16:00, Wed., 27 Mar. 0.0374 0.0338 0.0355
14:01-15:00, Wed., 27 Mar. 0.0395 0.0340 0.0361
13:01-14:00, Wed., 27 Mar. 0.0416 0.0343 0.0377
12:01-13:00, Wed., 27 Mar. 0.0453 0.0376 0.0407
11:01-12:00, Wed., 27 Mar. 0.0429 0.0360 0.0395
10:01-11:00, Wed., 27 Mar. 0.0428 0.0367 0.0392
09:01-10:00, Wed., 27 Mar. 0.0463 0.0367 0.0406
08:01-09:00, Wed., 27 Mar. 0.0431 0.0369 0.0396
07:01-08:00, Wed., 27 Mar. 0.0432 0.0354 0.0391
06:01-07:00, Wed., 27 Mar. 0.0421 0.0355 0.0383
05:01-06:00, Wed., 27 Mar. 0.0399 0.0342 0.0374
04:01-05:00, Wed., 27 Mar. 0.0402 0.0347 0.0364
03:01-04:00, Wed., 27 Mar. 0.0383 0.0346 0.0362
02:01-03:00, Wed., 27 Mar. 0.0398 0.0339 0.0364
01:01-02:00, Wed., 27 Mar. 0.0390 0.0356 0.0369
00:01-01:00, Wed., 27 Mar. 0.0416 0.0341 0.0369
23:01-24:00, Tue., 26 Mar. 0.0390 0.0348 0.0366
22:01-23:00, Tue., 26 Mar. 0.0390 0.0339 0.0358
21:01-22:00, Tue., 26 Mar. 0.0371 0.0339 0.0356
20:01-21:00, Tue., 26 Mar. 0.0370 0.0329 0.0353
19:01-20:00, Tue., 26 Mar. 0.0377 0.0329 0.0356
18:01-19:00, Tue., 26 Mar. 0.0386 0.0333 0.0356
17:01-18:00, Tue., 26 Mar. 0.0382 0.0341 0.0359
16:01-17:00, Tue., 26 Mar. 0.0373 0.0332 0.0357
15:01-16:00, Tue., 26 Mar. 0.0376 0.0342 0.0355
14:01-15:00, Tue., 26 Mar. 0.0390 0.0333 0.0357
13:01-14:00, Tue., 26 Mar. 0.0380 0.0337 0.0358
12:01-13:00, Tue., 26 Mar. 0.0386 0.0333 0.0358
11:01-12:00, Tue., 26 Mar. 0.0377 0.0327 0.0359
10:01-11:00, Tue., 26 Mar. 0.0387 0.0341 0.0360
09:01-10:00, Tue., 26 Mar. 0.0382 0.0336 0.0356
08:01-09:00, Tue., 26 Mar. 0.0392 0.0335 0.0355
07:01-08:00, Tue., 26 Mar. 0.0391 0.0333 0.0358
06:01-07:00, Tue., 26 Mar. 0.0383 0.0336 0.0359
05:01-06:00, Tue., 26 Mar. 0.0390 0.0336 0.0357
04:01-05:00, Tue., 26 Mar. 0.0376 0.0339 0.0357
03:01-04:00, Tue., 26 Mar. 0.0400 0.0334 0.0357
02:01-03:00, Tue., 26 Mar. 0.0400 0.0339 0.0361
01:01-02:00, Tue., 26 Mar. 0.0402 0.0345 0.0366
00:01-01:00, Tue., 26 Mar. 0.0412 0.0351 0.0374
23:01-24:00, Mon., 25 Mar. 0.0456 0.0362 0.0402
22:01-23:00, Mon., 25 Mar. 0.0509 0.0417 0.0465
21:01-22:00, Mon., 25 Mar. 0.0502 0.0421 0.0450
20:01-21:00, Mon., 25 Mar. 0.0472 0.0361 0.0400
19:01-20:00, Mon., 25 Mar. 0.0442 0.0363 0.0403
18:01-19:00, Mon., 25 Mar. 0.0438 0.0378 0.0412
17:01-18:00, Mon., 25 Mar. 0.0406 0.0343 0.0368
16:01-17:00, Mon., 25 Mar. 0.0393 0.0341 0.0360
15:01-16:00, Mon., 25 Mar. 0.0388 0.0342 0.0362
14:01-15:00, Mon., 25 Mar. 0.0389 0.0349 0.0363
13:01-14:00, Mon., 25 Mar. 0.0421 0.0356 0.0384
12:01-13:00, Mon., 25 Mar. 0.0491 0.0376 0.0437
11:01-12:00, Mon., 25 Mar. 0.0499 0.0364 0.0413
10:01-11:00, Mon., 25 Mar. 0.0450 0.0377 0.0413
09:01-10:00, Mon., 25 Mar. 0.0456 0.0364 0.0419
08:01-09:00, Mon., 25 Mar. 0.0422 0.0356 0.0377
07:01-08:00, Mon., 25 Mar. 0.0399 0.0352 0.0372
06:01-07:00, Mon., 25 Mar. 0.0407 0.0339 0.0364
05:01-06:00, Mon., 25 Mar. 0.0394 0.0346 0.0366
04:01-05:00, Mon., 25 Mar. 0.0409 0.0342 0.0367
03:01-04:00, Mon., 25 Mar. 0.0391 0.0335 0.0365
02:01-03:00, Mon., 25 Mar. 0.0400 0.0344 0.0364
01:01-02:00, Mon., 25 Mar. 0.0385 0.0341 0.0361
00:01-01:00, Mon., 25 Mar. 0.0402 0.0347 0.0364