Measurement results by the hour (Hachioji) 6 Apr., 2015 - 12 Apr., 2015

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., 12 Apr. 0.0343 0.0298 0.0324
22:01-23:00, Sun., 12 Apr. 0.0342 0.0301 0.0319
21:01-22:00, Sun., 12 Apr. 0.0344 0.0296 0.0318
20:01-21:00, Sun., 12 Apr. 0.0335 0.0297 0.0318
19:01-20:00, Sun., 12 Apr. 0.0335 0.0300 0.0317
18:01-19:00, Sun., 12 Apr. 0.0337 0.0301 0.0317
17:01-18:00, Sun., 12 Apr. 0.0337 0.0295 0.0317
16:01-17:00, Sun., 12 Apr. 0.0339 0.0299 0.0319
15:01-16:00, Sun., 12 Apr. 0.0343 0.0298 0.0320
14:01-15:00, Sun., 12 Apr. 0.0339 0.0293 0.0317
13:01-14:00, Sun., 12 Apr. 0.0341 0.0301 0.0320
12:01-13:00, Sun., 12 Apr. 0.0349 0.0304 0.0322
11:01-12:00, Sun., 12 Apr. 0.0345 0.0295 0.0321
10:01-11:00, Sun., 12 Apr. 0.0336 0.0300 0.0321
09:01-10:00, Sun., 12 Apr. 0.0341 0.0305 0.0320
08:01-09:00, Sun., 12 Apr. 0.0335 0.0301 0.0320
07:01-08:00, Sun., 12 Apr. 0.0339 0.0303 0.0323
06:01-07:00, Sun., 12 Apr. 0.0350 0.0300 0.0328
05:01-06:00, Sun., 12 Apr. 0.0341 0.0307 0.0323
04:01-05:00, Sun., 12 Apr. 0.0347 0.0303 0.0325
03:01-04:00, Sun., 12 Apr. 0.0345 0.0300 0.0321
02:01-03:00, Sun., 12 Apr. 0.0344 0.0301 0.0316
01:01-02:00, Sun., 12 Apr. 0.0327 0.0294 0.0312
00:01-01:00, Sun., 12 Apr. 0.0334 0.0292 0.0313
23:01-24:00, Sat., 11 Apr. 0.0338 0.0298 0.0320
22:01-23:00, Sat., 11 Apr. 0.0446 0.0320 0.0351
21:01-22:00, Sat., 11 Apr. 0.0449 0.0358 0.0410
20:01-21:00, Sat., 11 Apr. 0.0427 0.0334 0.0366
19:01-20:00, Sat., 11 Apr. 0.0416 0.0349 0.0367
18:01-19:00, Sat., 11 Apr. 0.0421 0.0342 0.0377
17:01-18:00, Sat., 11 Apr. 0.0359 0.0300 0.0324
16:01-17:00, Sat., 11 Apr. 0.0336 0.0296 0.0316
15:01-16:00, Sat., 11 Apr. 0.0337 0.0300 0.0316
14:01-15:00, Sat., 11 Apr. 0.0337 0.0299 0.0315
13:01-14:00, Sat., 11 Apr. 0.0332 0.0296 0.0319
12:01-13:00, Sat., 11 Apr. 0.0350 0.0300 0.0325
11:01-12:00, Sat., 11 Apr. 0.0371 0.0309 0.0345
10:01-11:00, Sat., 11 Apr. 0.0412 0.0339 0.0370
09:01-10:00, Sat., 11 Apr. 0.0419 0.0363 0.0383
08:01-09:00, Sat., 11 Apr. 0.0383 0.0330 0.0359
07:01-08:00, Sat., 11 Apr. 0.0414 0.0353 0.0383
06:01-07:00, Sat., 11 Apr. 0.0425 0.0353 0.0383
05:01-06:00, Sat., 11 Apr. 0.0399 0.0351 0.0370
04:01-05:00, Sat., 11 Apr. 0.0394 0.0348 0.0369
03:01-04:00, Sat., 11 Apr. 0.0409 0.0347 0.0376
02:01-03:00, Sat., 11 Apr. 0.0420 0.0353 0.0380
01:01-02:00, Sat., 11 Apr. 0.0416 0.0358 0.0385
00:01-01:00, Sat., 11 Apr. 0.0413 0.0363 0.0384
23:01-24:00, Fri., 10 Apr. 0.0415 0.0354 0.0379
22:01-23:00, Fri., 10 Apr. 0.0415 0.0363 0.0384
21:01-22:00, Fri., 10 Apr. 0.0432 0.0359 0.0383
20:01-21:00, Fri., 10 Apr. 0.0424 0.0356 0.0392
19:01-20:00, Fri., 10 Apr. 0.0452 0.0381 0.0412
18:01-19:00, Fri., 10 Apr. 0.0441 0.0364 0.0403
17:01-18:00, Fri., 10 Apr. 0.0425 0.0363 0.0392
16:01-17:00, Fri., 10 Apr. 0.0401 0.0347 0.0368
15:01-16:00, Fri., 10 Apr. 0.0385 0.0316 0.0351
14:01-15:00, Fri., 10 Apr. 0.0341 0.0306 0.0326
13:01-14:00, Fri., 10 Apr. 0.0344 0.0300 0.0324
12:01-13:00, Fri., 10 Apr. 0.0346 0.0306 0.0326
11:01-12:00, Fri., 10 Apr. 0.0348 0.0313 0.0331
10:01-11:00, Fri., 10 Apr. 0.0356 0.0315 0.0334
09:01-10:00, Fri., 10 Apr. 0.0357 0.0320 0.0340
08:01-09:00, Fri., 10 Apr. 0.0369 0.0324 0.0344
07:01-08:00, Fri., 10 Apr. 0.0367 0.0330 0.0346
06:01-07:00, Fri., 10 Apr. 0.0363 0.0311 0.0341
05:01-06:00, Fri., 10 Apr. 0.0369 0.0321 0.0346
04:01-05:00, Fri., 10 Apr. 0.0365 0.0319 0.0341
03:01-04:00, Fri., 10 Apr. 0.0390 0.0314 0.0339
02:01-03:00, Fri., 10 Apr. 0.0359 0.0315 0.0337
01:01-02:00, Fri., 10 Apr. 0.0358 0.0311 0.0333
00:01-01:00, Fri., 10 Apr. 0.0349 0.0305 0.0326
23:01-24:00, Thu., 09 Apr. 0.0344 0.0305 0.0328
22:01-23:00, Thu., 09 Apr. 0.0352 0.0313 0.0335
21:01-22:00, Thu., 09 Apr. 0.0359 0.0314 0.0338
20:01-21:00, Thu., 09 Apr. 0.0357 0.0314 0.0334
19:01-20:00, Thu., 09 Apr. 0.0349 0.0315 0.0332
18:01-19:00, Thu., 09 Apr. 0.0346 0.0307 0.0326
17:01-18:00, Thu., 09 Apr. 0.0354 0.0301 0.0324
16:01-17:00, Thu., 09 Apr. 0.0344 0.0304 0.0324
15:01-16:00, Thu., 09 Apr. 0.0341 0.0307 0.0322
14:01-15:00, Thu., 09 Apr. 0.0346 0.0298 0.0323
13:01-14:00, Thu., 09 Apr. 0.0338 0.0304 0.0323
12:01-13:00, Thu., 09 Apr. 0.0346 0.0302 0.0326
11:01-12:00, Thu., 09 Apr. 0.0341 0.0307 0.0323
10:01-11:00, Thu., 09 Apr. 0.0343 0.0297 0.0321
09:01-10:00, Thu., 09 Apr. 0.0345 0.0300 0.0324
08:01-09:00, Thu., 09 Apr. 0.0343 0.0304 0.0323
07:01-08:00, Thu., 09 Apr. 0.0343 0.0301 0.0323
06:01-07:00, Thu., 09 Apr. 0.0337 0.0294 0.0316
05:01-06:00, Thu., 09 Apr. 0.0331 0.0305 0.0321
04:01-05:00, Thu., 09 Apr. 0.0351 0.0299 0.0320
03:01-04:00, Thu., 09 Apr. 0.0342 0.0303 0.0322
02:01-03:00, Thu., 09 Apr. 0.0360 0.0300 0.0322
01:01-02:00, Thu., 09 Apr. 0.0338 0.0294 0.0317
00:01-01:00, Thu., 09 Apr. 0.0342 0.0297 0.0317
23:01-24:00, Wed., 08 Apr. 0.0345 0.0292 0.0318
22:01-23:00, Wed., 08 Apr. 0.0350 0.0302 0.0318
21:01-22:00, Wed., 08 Apr. 0.0343 0.0297 0.0317
20:01-21:00, Wed., 08 Apr. 0.0342 0.0299 0.0319
19:01-20:00, Wed., 08 Apr. 0.0349 0.0295 0.0322
18:01-19:00, Wed., 08 Apr. 0.0348 0.0306 0.0330
17:01-18:00, Wed., 08 Apr. 0.0388 0.0325 0.0354
16:01-17:00, Wed., 08 Apr. 0.0422 0.0358 0.0386
15:01-16:00, Wed., 08 Apr. 0.0407 0.0350 0.0374
14:01-15:00, Wed., 08 Apr. 0.0413 0.0346 0.0372
13:01-14:00, Wed., 08 Apr. 0.0413 0.0352 0.0381
12:01-13:00, Wed., 08 Apr. 0.0455 0.0378 0.0410
11:01-12:00, Wed., 08 Apr. 0.0486 0.0407 0.0438
10:01-11:00, Wed., 08 Apr. 0.0481 0.0395 0.0429
09:01-10:00, Wed., 08 Apr. 0.0521 0.0414 0.0450
08:01-09:00, Wed., 08 Apr. 0.0538 0.0439 0.0491
07:01-08:00, Wed., 08 Apr. 0.0562 0.0485 0.0519
06:01-07:00, Wed., 08 Apr. 0.0560 0.0486 0.0521
05:01-06:00, Wed., 08 Apr. 0.0568 0.0478 0.0518
04:01-05:00, Wed., 08 Apr. 0.0610 0.0519 0.0565
03:01-04:00, Wed., 08 Apr. 0.0655 0.0498 0.0567
02:01-03:00, Wed., 08 Apr. 0.0531 0.0347 0.0410
01:01-02:00, Wed., 08 Apr. 0.0406 0.0338 0.0366
00:01-01:00, Wed., 08 Apr. 0.0429 0.0354 0.0384
23:01-24:00, Tue., 07 Apr. 0.0427 0.0366 0.0395
22:01-23:00, Tue., 07 Apr. 0.0430 0.0359 0.0391
21:01-22:00, Tue., 07 Apr. 0.0463 0.0366 0.0410
20:01-21:00, Tue., 07 Apr. 0.0463 0.0385 0.0420
19:01-20:00, Tue., 07 Apr. 0.0464 0.0356 0.0408
18:01-19:00, Tue., 07 Apr. 0.0434 0.0352 0.0392
17:01-18:00, Tue., 07 Apr. 0.0464 0.0383 0.0422
16:01-17:00, Tue., 07 Apr. 0.0466 0.0375 0.0422
15:01-16:00, Tue., 07 Apr. 0.0449 0.0366 0.0411
14:01-15:00, Tue., 07 Apr. 0.0444 0.0368 0.0408
13:01-14:00, Tue., 07 Apr. 0.0468 0.0364 0.0411
12:01-13:00, Tue., 07 Apr. 0.0521 0.0432 0.0472
11:01-12:00, Tue., 07 Apr. 0.0534 0.0435 0.0485
10:01-11:00, Tue., 07 Apr. 0.0497 0.0363 0.0416
09:01-10:00, Tue., 07 Apr. 0.0427 0.0352 0.0380
08:01-09:00, Tue., 07 Apr. 0.0405 0.0347 0.0372
07:01-08:00, Tue., 07 Apr. 0.0423 0.0360 0.0387
06:01-07:00, Tue., 07 Apr. 0.0423 0.0356 0.0384
05:01-06:00, Tue., 07 Apr. 0.0423 0.0353 0.0377
04:01-05:00, Tue., 07 Apr. 0.0421 0.0356 0.0377
03:01-04:00, Tue., 07 Apr. 0.0406 0.0345 0.0369
02:01-03:00, Tue., 07 Apr. 0.0413 0.0357 0.0378
01:01-02:00, Tue., 07 Apr. 0.0397 0.0337 0.0363
00:01-01:00, Tue., 07 Apr. 0.0370 0.0315 0.0340
23:01-24:00, Mon., 06 Apr. 0.0363 0.0309 0.0336
22:01-23:00, Mon., 06 Apr. 0.0355 0.0316 0.0336
21:01-22:00, Mon., 06 Apr. 0.0356 0.0321 0.0336
20:01-21:00, Mon., 06 Apr. 0.0361 0.0319 0.0337
19:01-20:00, Mon., 06 Apr. 0.0357 0.0318 0.0339
18:01-19:00, Mon., 06 Apr. 0.0355 0.0315 0.0337
17:01-18:00, Mon., 06 Apr. 0.0358 0.0320 0.0342
16:01-17:00, Mon., 06 Apr. 0.0364 0.0321 0.0339
15:01-16:00, Mon., 06 Apr. 0.0356 0.0312 0.0339
14:01-15:00, Mon., 06 Apr. 0.0365 0.0322 0.0342
13:01-14:00, Mon., 06 Apr. 0.0369 0.0314 0.0341
12:01-13:00, Mon., 06 Apr. 0.0364 0.0316 0.0340
11:01-12:00, Mon., 06 Apr. 0.0363 0.0326 0.0344
10:01-11:00, Mon., 06 Apr. 0.0369 0.0323 0.0347
09:01-10:00, Mon., 06 Apr. 0.0373 0.0324 0.0346
08:01-09:00, Mon., 06 Apr. 0.0368 0.0332 0.0349
07:01-08:00, Mon., 06 Apr. 0.0373 0.0326 0.0349
06:01-07:00, Mon., 06 Apr. 0.0375 0.0325 0.0347
05:01-06:00, Mon., 06 Apr. 0.0364 0.0326 0.0345
04:01-05:00, Mon., 06 Apr. 0.0368 0.0329 0.0349
03:01-04:00, Mon., 06 Apr. 0.0369 0.0329 0.0348
02:01-03:00, Mon., 06 Apr. 0.0370 0.0329 0.0346
01:01-02:00, Mon., 06 Apr. 0.0371 0.0315 0.0341
00:01-01:00, Mon., 06 Apr. 0.0369 0.0313 0.0336