Measurement results by the hour (Hachioji) 17 Dec., 2012 - 23 Dec., 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., 23 Dec. 0.0403 0.0358 0.0376
22:01-23:00, Sun., 23 Dec. 0.0403 0.0348 0.0375
21:01-22:00, Sun., 23 Dec. 0.0396 0.0348 0.0372
20:01-21:00, Sun., 23 Dec. 0.0421 0.0349 0.0376
19:01-20:00, Sun., 23 Dec. 0.0405 0.0347 0.0370
18:01-19:00, Sun., 23 Dec. 0.0394 0.0343 0.0367
17:01-18:00, Sun., 23 Dec. 0.0396 0.0349 0.0364
16:01-17:00, Sun., 23 Dec. 0.0399 0.0346 0.0364
15:01-16:00, Sun., 23 Dec. 0.0388 0.0349 0.0367
14:01-15:00, Sun., 23 Dec. 0.0394 0.0350 0.0368
13:01-14:00, Sun., 23 Dec. 0.0410 0.0349 0.0371
12:01-13:00, Sun., 23 Dec. 0.0410 0.0351 0.0373
11:01-12:00, Sun., 23 Dec. 0.0409 0.0350 0.0368
10:01-11:00, Sun., 23 Dec. 0.0404 0.0351 0.0370
09:01-10:00, Sun., 23 Dec. 0.0394 0.0344 0.0369
08:01-09:00, Sun., 23 Dec. 0.0415 0.0349 0.0367
07:01-08:00, Sun., 23 Dec. 0.0391 0.0354 0.0367
06:01-07:00, Sun., 23 Dec. 0.0385 0.0351 0.0367
05:01-06:00, Sun., 23 Dec. 0.0399 0.0355 0.0371
04:01-05:00, Sun., 23 Dec. 0.0401 0.0347 0.0367
03:01-04:00, Sun., 23 Dec. 0.0393 0.0354 0.0369
02:01-03:00, Sun., 23 Dec. 0.0389 0.0340 0.0366
01:01-02:00, Sun., 23 Dec. 0.0390 0.0349 0.0365
00:01-01:00, Sun., 23 Dec. 0.0386 0.0343 0.0364
23:01-24:00, Sat., 22 Dec. 0.0402 0.0350 0.0370
22:01-23:00, Sat., 22 Dec. 0.0411 0.0361 0.0378
21:01-22:00, Sat., 22 Dec. 0.0414 0.0353 0.0378
20:01-21:00, Sat., 22 Dec. 0.0402 0.0354 0.0376
19:01-20:00, Sat., 22 Dec. 0.0399 0.0352 0.0375
18:01-19:00, Sat., 22 Dec. 0.0414 0.0352 0.0375
17:01-18:00, Sat., 22 Dec. 0.0406 0.0356 0.0374
16:01-17:00, Sat., 22 Dec. 0.0424 0.0356 0.0375
15:01-16:00, Sat., 22 Dec. 0.0404 0.0349 0.0377
14:01-15:00, Sat., 22 Dec. 0.0417 0.0361 0.0385
13:01-14:00, Sat., 22 Dec. 0.0460 0.0373 0.0419
12:01-13:00, Sat., 22 Dec. 0.0532 0.0436 0.0488
11:01-12:00, Sat., 22 Dec. 0.0578 0.0471 0.0518
10:01-11:00, Sat., 22 Dec. 0.0568 0.0486 0.0525
09:01-10:00, Sat., 22 Dec. 0.0568 0.0492 0.0524
08:01-09:00, Sat., 22 Dec. 0.0540 0.0453 0.0498
07:01-08:00, Sat., 22 Dec. 0.0495 0.0402 0.0453
06:01-07:00, Sat., 22 Dec. 0.0482 0.0405 0.0433
05:01-06:00, Sat., 22 Dec. 0.0455 0.0392 0.0424
04:01-05:00, Sat., 22 Dec. 0.0438 0.0360 0.0401
03:01-04:00, Sat., 22 Dec. 0.0412 0.0357 0.0383
02:01-03:00, Sat., 22 Dec. 0.0405 0.0356 0.0378
01:01-02:00, Sat., 22 Dec. 0.0409 0.0358 0.0385
00:01-01:00, Sat., 22 Dec. 0.0421 0.0358 0.0388
23:01-24:00, Fri., 21 Dec. 0.0419 0.0358 0.0386
22:01-23:00, Fri., 21 Dec. 0.0412 0.0362 0.0380
21:01-22:00, Fri., 21 Dec. 0.0413 0.0354 0.0376
20:01-21:00, Fri., 21 Dec. 0.0403 0.0352 0.0373
19:01-20:00, Fri., 21 Dec. 0.0397 0.0346 0.0370
18:01-19:00, Fri., 21 Dec. 0.0394 0.0340 0.0369
17:01-18:00, Fri., 21 Dec. 0.0394 0.0350 0.0367
16:01-17:00, Fri., 21 Dec. 0.0401 0.0353 0.0370
15:01-16:00, Fri., 21 Dec. 0.0413 0.0352 0.0372
14:01-15:00, Fri., 21 Dec. 0.0394 0.0348 0.0372
13:01-14:00, Fri., 21 Dec. 0.0407 0.0353 0.0371
12:01-13:00, Fri., 21 Dec. 0.0407 0.0354 0.0375
11:01-12:00, Fri., 21 Dec. 0.0423 0.0353 0.0380
10:01-11:00, Fri., 21 Dec. 0.0416 0.0351 0.0381
09:01-10:00, Fri., 21 Dec. 0.0407 0.0348 0.0377
08:01-09:00, Fri., 21 Dec. 0.0421 0.0360 0.0380
07:01-08:00, Fri., 21 Dec. 0.0416 0.0357 0.0385
06:01-07:00, Fri., 21 Dec. 0.0419 0.0356 0.0381
05:01-06:00, Fri., 21 Dec. 0.0420 0.0348 0.0382
04:01-05:00, Fri., 21 Dec. 0.0418 0.0351 0.0378
03:01-04:00, Fri., 21 Dec. 0.0405 0.0352 0.0376
02:01-03:00, Fri., 21 Dec. 0.0425 0.0358 0.0379
01:01-02:00, Fri., 21 Dec. 0.0405 0.0360 0.0380
00:01-01:00, Fri., 21 Dec. 0.0422 0.0356 0.0383
23:01-24:00, Thu., 20 Dec. 0.0413 0.0353 0.0377
22:01-23:00, Thu., 20 Dec. 0.0416 0.0356 0.0380
21:01-22:00, Thu., 20 Dec. 0.0397 0.0357 0.0376
20:01-21:00, Thu., 20 Dec. 0.0406 0.0360 0.0377
19:01-20:00, Thu., 20 Dec. 0.0405 0.0352 0.0375
18:01-19:00, Thu., 20 Dec. 0.0405 0.0345 0.0368
17:01-18:00, Thu., 20 Dec. 0.0398 0.0353 0.0369
16:01-17:00, Thu., 20 Dec. 0.0405 0.0350 0.0371
15:01-16:00, Thu., 20 Dec. 0.0409 0.0356 0.0372
14:01-15:00, Thu., 20 Dec. 0.0405 0.0352 0.0370
13:01-14:00, Thu., 20 Dec. 0.0406 0.0349 0.0370
12:01-13:00, Thu., 20 Dec. 0.0401 0.0354 0.0374
11:01-12:00, Thu., 20 Dec. 0.0405 0.0352 0.0373
10:01-11:00, Thu., 20 Dec. 0.0419 0.0362 0.0379
09:01-10:00, Thu., 20 Dec. 0.0426 0.0360 0.0386
08:01-09:00, Thu., 20 Dec. 0.0419 0.0357 0.0387
07:01-08:00, Thu., 20 Dec. 0.0413 0.0362 0.0384
06:01-07:00, Thu., 20 Dec. 0.0425 0.0361 0.0389
05:01-06:00, Thu., 20 Dec. 0.0421 0.0364 0.0393
04:01-05:00, Thu., 20 Dec. 0.0428 0.0361 0.0391
03:01-04:00, Thu., 20 Dec. 0.0423 0.0361 0.0392
02:01-03:00, Thu., 20 Dec. 0.0421 0.0361 0.0392
01:01-02:00, Thu., 20 Dec. 0.0426 0.0355 0.0382
00:01-01:00, Thu., 20 Dec. 0.0428 0.0363 0.0391
23:01-24:00, Wed., 19 Dec. 0.0417 0.0348 0.0384
22:01-23:00, Wed., 19 Dec. 0.0409 0.0359 0.0378
21:01-22:00, Wed., 19 Dec. 0.0411 0.0348 0.0375
20:01-21:00, Wed., 19 Dec. 0.0398 0.0343 0.0373
19:01-20:00, Wed., 19 Dec. 0.0400 0.0350 0.0369
18:01-19:00, Wed., 19 Dec. 0.0408 0.0352 0.0370
17:01-18:00, Wed., 19 Dec. 0.0403 0.0351 0.0371
16:01-17:00, Wed., 19 Dec. 0.0401 0.0349 0.0372
15:01-16:00, Wed., 19 Dec. 0.0388 0.0354 0.0369
14:01-15:00, Wed., 19 Dec. 0.0403 0.0344 0.0368
13:01-14:00, Wed., 19 Dec. 0.0401 0.0354 0.0372
12:01-13:00, Wed., 19 Dec. 0.0403 0.0352 0.0372
11:01-12:00, Wed., 19 Dec. 0.0404 0.0352 0.0371
10:01-11:00, Wed., 19 Dec. 0.0397 0.0358 0.0374
09:01-10:00, Wed., 19 Dec. 0.0419 0.0353 0.0374
08:01-09:00, Wed., 19 Dec. 0.0424 0.0354 0.0375
07:01-08:00, Wed., 19 Dec. 0.0411 0.0353 0.0372
06:01-07:00, Wed., 19 Dec. 0.0402 0.0356 0.0374
05:01-06:00, Wed., 19 Dec. 0.0404 0.0350 0.0373
04:01-05:00, Wed., 19 Dec. 0.0424 0.0357 0.0380
03:01-04:00, Wed., 19 Dec. 0.0415 0.0350 0.0380
02:01-03:00, Wed., 19 Dec. 0.0418 0.0362 0.0388
01:01-02:00, Wed., 19 Dec. 0.0419 0.0370 0.0391
00:01-01:00, Wed., 19 Dec. 0.0417 0.0353 0.0380
23:01-24:00, Tue., 18 Dec. 0.0413 0.0353 0.0378
22:01-23:00, Tue., 18 Dec. 0.0400 0.0354 0.0374
21:01-22:00, Tue., 18 Dec. 0.0416 0.0346 0.0375
20:01-21:00, Tue., 18 Dec. 0.0402 0.0351 0.0372
19:01-20:00, Tue., 18 Dec. 0.0419 0.0351 0.0377
18:01-19:00, Tue., 18 Dec. 0.0403 0.0350 0.0372
17:01-18:00, Tue., 18 Dec. 0.0410 0.0353 0.0372
16:01-17:00, Tue., 18 Dec. 0.0395 0.0353 0.0373
15:01-16:00, Tue., 18 Dec. 0.0405 0.0347 0.0371
14:01-15:00, Tue., 18 Dec. 0.0409 0.0356 0.0373
13:01-14:00, Tue., 18 Dec. 0.0398 0.0352 0.0372
12:01-13:00, Tue., 18 Dec. 0.0405 0.0353 0.0375
11:01-12:00, Tue., 18 Dec. 0.0401 0.0355 0.0374
10:01-11:00, Tue., 18 Dec. 0.0427 0.0354 0.0382
09:01-10:00, Tue., 18 Dec. 0.0424 0.0359 0.0383
08:01-09:00, Tue., 18 Dec. 0.0424 0.0361 0.0385
07:01-08:00, Tue., 18 Dec. 0.0420 0.0364 0.0385
06:01-07:00, Tue., 18 Dec. 0.0422 0.0365 0.0393
05:01-06:00, Tue., 18 Dec. 0.0423 0.0358 0.0388
04:01-05:00, Tue., 18 Dec. 0.0417 0.0359 0.0382
03:01-04:00, Tue., 18 Dec. 0.0413 0.0358 0.0381
02:01-03:00, Tue., 18 Dec. 0.0416 0.0360 0.0383
01:01-02:00, Tue., 18 Dec. 0.0415 0.0353 0.0384
00:01-01:00, Tue., 18 Dec. 0.0425 0.0357 0.0391
23:01-24:00, Mon., 17 Dec. 0.0425 0.0363 0.0399
22:01-23:00, Mon., 17 Dec. 0.0428 0.0362 0.0398
21:01-22:00, Mon., 17 Dec. 0.0451 0.0366 0.0407
20:01-21:00, Mon., 17 Dec. 0.0456 0.0378 0.0420
19:01-20:00, Mon., 17 Dec. 0.0444 0.0365 0.0406
18:01-19:00, Mon., 17 Dec. 0.0440 0.0365 0.0410
17:01-18:00, Mon., 17 Dec. 0.0422 0.0359 0.0389
16:01-17:00, Mon., 17 Dec. 0.0428 0.0374 0.0401
15:01-16:00, Mon., 17 Dec. 0.0457 0.0364 0.0409
14:01-15:00, Mon., 17 Dec. 0.0478 0.0406 0.0432
13:01-14:00, Mon., 17 Dec. 0.0482 0.0414 0.0441
12:01-13:00, Mon., 17 Dec. 0.0472 0.0394 0.0428
11:01-12:00, Mon., 17 Dec. 0.0518 0.0408 0.0466
10:01-11:00, Mon., 17 Dec. 0.0506 0.0406 0.0461
09:01-10:00, Mon., 17 Dec. 0.0488 0.0417 0.0453
08:01-09:00, Mon., 17 Dec. 0.0477 0.0414 0.0449
07:01-08:00, Mon., 17 Dec. 0.0483 0.0369 0.0424
06:01-07:00, Mon., 17 Dec. 0.0424 0.0363 0.0390
05:01-06:00, Mon., 17 Dec. 0.0415 0.0366 0.0389
04:01-05:00, Mon., 17 Dec. 0.0429 0.0365 0.0385
03:01-04:00, Mon., 17 Dec. 0.0425 0.0358 0.0380
02:01-03:00, Mon., 17 Dec. 0.0401 0.0357 0.0374
01:01-02:00, Mon., 17 Dec. 0.0414 0.0357 0.0381
00:01-01:00, Mon., 17 Dec. 0.0420 0.0354 0.0374