Measurement results by the hour (Hachioji) 4 Apr., 2016 - 10 Apr., 2016

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., 10 Apr. 0.0335 0.0300 0.0319
22:01-23:00, Sun., 10 Apr. 0.0346 0.0307 0.0326
21:01-22:00, Sun., 10 Apr. 0.0345 0.0305 0.0324
20:01-21:00, Sun., 10 Apr. 0.0346 0.0306 0.0325
19:01-20:00, Sun., 10 Apr. 0.0346 0.0300 0.0323
18:01-19:00, Sun., 10 Apr. 0.0345 0.0300 0.0322
17:01-18:00, Sun., 10 Apr. 0.0347 0.0296 0.0325
16:01-17:00, Sun., 10 Apr. 0.0350 0.0308 0.0325
15:01-16:00, Sun., 10 Apr. 0.0343 0.0307 0.0324
14:01-15:00, Sun., 10 Apr. 0.0338 0.0297 0.0322
13:01-14:00, Sun., 10 Apr. 0.0340 0.0307 0.0322
12:01-13:00, Sun., 10 Apr. 0.0336 0.0302 0.0322
11:01-12:00, Sun., 10 Apr. 0.0353 0.0302 0.0325
10:01-11:00, Sun., 10 Apr. 0.0344 0.0307 0.0325
09:01-10:00, Sun., 10 Apr. 0.0342 0.0311 0.0328
08:01-09:00, Sun., 10 Apr. 0.0359 0.0286 0.0330
07:01-08:00, Sun., 10 Apr. 0.0352 0.0308 0.0329
06:01-07:00, Sun., 10 Apr. 0.0349 0.0309 0.0327
05:01-06:00, Sun., 10 Apr. 0.0344 0.0305 0.0326
04:01-05:00, Sun., 10 Apr. 0.0346 0.0308 0.0327
03:01-04:00, Sun., 10 Apr. 0.0344 0.0303 0.0324
02:01-03:00, Sun., 10 Apr. 0.0349 0.0305 0.0325
01:01-02:00, Sun., 10 Apr. 0.0344 0.0306 0.0327
00:01-01:00, Sun., 10 Apr. 0.0351 0.0311 0.0324
23:01-24:00, Sat., 09 Apr. 0.0346 0.0302 0.0322
22:01-23:00, Sat., 09 Apr. 0.0344 0.0304 0.0322
21:01-22:00, Sat., 09 Apr. 0.0344 0.0304 0.0322
20:01-21:00, Sat., 09 Apr. 0.0342 0.0296 0.0323
19:01-20:00, Sat., 09 Apr. 0.0349 0.0299 0.0321
18:01-19:00, Sat., 09 Apr. 0.0344 0.0294 0.0317
17:01-18:00, Sat., 09 Apr. 0.0334 0.0298 0.0317
16:01-17:00, Sat., 09 Apr. 0.0343 0.0297 0.0320
15:01-16:00, Sat., 09 Apr. 0.0334 0.0293 0.0317
14:01-15:00, Sat., 09 Apr. 0.0346 0.0295 0.0322
13:01-14:00, Sat., 09 Apr. 0.0337 0.0302 0.0318
12:01-13:00, Sat., 09 Apr. 0.0338 0.0295 0.0317
11:01-12:00, Sat., 09 Apr. 0.0333 0.0288 0.0316
10:01-11:00, Sat., 09 Apr. 0.0332 0.0293 0.0316
09:01-10:00, Sat., 09 Apr. 0.0340 0.0296 0.0320
08:01-09:00, Sat., 09 Apr. 0.0338 0.0303 0.0320
07:01-08:00, Sat., 09 Apr. 0.0346 0.0303 0.0323
06:01-07:00, Sat., 09 Apr. 0.0349 0.0298 0.0323
05:01-06:00, Sat., 09 Apr. 0.0350 0.0304 0.0323
04:01-05:00, Sat., 09 Apr. 0.0339 0.0297 0.0322
03:01-04:00, Sat., 09 Apr. 0.0345 0.0302 0.0320
02:01-03:00, Sat., 09 Apr. 0.0338 0.0294 0.0316
01:01-02:00, Sat., 09 Apr. 0.0343 0.0292 0.0317
00:01-01:00, Sat., 09 Apr. 0.0337 0.0303 0.0321
23:01-24:00, Fri., 08 Apr. 0.0339 0.0298 0.0319
22:01-23:00, Fri., 08 Apr. 0.0332 0.0291 0.0313
21:01-22:00, Fri., 08 Apr. 0.0332 0.0301 0.0316
20:01-21:00, Fri., 08 Apr. 0.0334 0.0293 0.0315
19:01-20:00, Fri., 08 Apr. 0.0332 0.0285 0.0313
18:01-19:00, Fri., 08 Apr. 0.0331 0.0293 0.0314
17:01-18:00, Fri., 08 Apr. 0.0337 0.0292 0.0315
16:01-17:00, Fri., 08 Apr. 0.0335 0.0292 0.0313
15:01-16:00, Fri., 08 Apr. 0.0337 0.0304 0.0318
14:01-15:00, Fri., 08 Apr. 0.0338 0.0301 0.0319
13:01-14:00, Fri., 08 Apr. 0.0340 0.0298 0.0320
12:01-13:00, Fri., 08 Apr. 0.0345 0.0296 0.0320
11:01-12:00, Fri., 08 Apr. 0.0337 0.0304 0.0318
10:01-11:00, Fri., 08 Apr. 0.0338 0.0291 0.0317
09:01-10:00, Fri., 08 Apr. 0.0347 0.0286 0.0316
08:01-09:00, Fri., 08 Apr. 0.0346 0.0302 0.0321
07:01-08:00, Fri., 08 Apr. 0.0354 0.0297 0.0322
06:01-07:00, Fri., 08 Apr. 0.0341 0.0304 0.0325
05:01-06:00, Fri., 08 Apr. 0.0339 0.0306 0.0324
04:01-05:00, Fri., 08 Apr. 0.0352 0.0305 0.0326
03:01-04:00, Fri., 08 Apr. 0.0350 0.0306 0.0325
02:01-03:00, Fri., 08 Apr. 0.0342 0.0292 0.0321
01:01-02:00, Fri., 08 Apr. 0.0346 0.0302 0.0324
00:01-01:00, Fri., 08 Apr. 0.0340 0.0303 0.0320
23:01-24:00, Thu., 07 Apr. 0.0336 0.0302 0.0322
22:01-23:00, Thu., 07 Apr. 0.0336 0.0307 0.0320
21:01-22:00, Thu., 07 Apr. 0.0340 0.0299 0.0320
20:01-21:00, Thu., 07 Apr. 0.0341 0.0298 0.0320
19:01-20:00, Thu., 07 Apr. 0.0341 0.0294 0.0317
18:01-19:00, Thu., 07 Apr. 0.0349 0.0305 0.0326
17:01-18:00, Thu., 07 Apr. 0.0376 0.0324 0.0348
16:01-17:00, Thu., 07 Apr. 0.0420 0.0359 0.0384
15:01-16:00, Thu., 07 Apr. 0.0456 0.0387 0.0421
14:01-15:00, Thu., 07 Apr. 0.0480 0.0402 0.0438
13:01-14:00, Thu., 07 Apr. 0.0492 0.0409 0.0446
12:01-13:00, Thu., 07 Apr. 0.0470 0.0401 0.0431
11:01-12:00, Thu., 07 Apr. 0.0460 0.0392 0.0421
10:01-11:00, Thu., 07 Apr. 0.0484 0.0394 0.0444
09:01-10:00, Thu., 07 Apr. 0.0526 0.0431 0.0477
08:01-09:00, Thu., 07 Apr. 0.0509 0.0411 0.0463
07:01-08:00, Thu., 07 Apr. 0.0463 0.0364 0.0416
06:01-07:00, Thu., 07 Apr. 0.0399 0.0329 0.0358
05:01-06:00, Thu., 07 Apr. 0.0363 0.0299 0.0331
04:01-05:00, Thu., 07 Apr. 0.0353 0.0311 0.0329
03:01-04:00, Thu., 07 Apr. 0.0347 0.0303 0.0328
02:01-03:00, Thu., 07 Apr. 0.0349 0.0308 0.0326
01:01-02:00, Thu., 07 Apr. 0.0348 0.0303 0.0322
00:01-01:00, Thu., 07 Apr. 0.0343 0.0295 0.0320
23:01-24:00, Wed., 06 Apr. 0.0332 0.0295 0.0315
22:01-23:00, Wed., 06 Apr. 0.0342 0.0298 0.0318
21:01-22:00, Wed., 06 Apr. 0.0335 0.0295 0.0314
20:01-21:00, Wed., 06 Apr. 0.0336 0.0300 0.0318
19:01-20:00, Wed., 06 Apr. 0.0339 0.0299 0.0317
18:01-19:00, Wed., 06 Apr. 0.0338 0.0298 0.0319
17:01-18:00, Wed., 06 Apr. 0.0340 0.0297 0.0319
16:01-17:00, Wed., 06 Apr. 0.0340 0.0297 0.0318
15:01-16:00, Wed., 06 Apr. 0.0349 0.0297 0.0321
14:01-15:00, Wed., 06 Apr. 0.0334 0.0298 0.0320
13:01-14:00, Wed., 06 Apr. 0.0339 0.0302 0.0320
12:01-13:00, Wed., 06 Apr. 0.0347 0.0296 0.0318
11:01-12:00, Wed., 06 Apr. 0.0339 0.0294 0.0320
10:01-11:00, Wed., 06 Apr. 0.0340 0.0298 0.0322
09:01-10:00, Wed., 06 Apr. 0.0350 0.0301 0.0323
08:01-09:00, Wed., 06 Apr. 0.0345 0.0299 0.0325
07:01-08:00, Wed., 06 Apr. 0.0351 0.0310 0.0328
06:01-07:00, Wed., 06 Apr. 0.0362 0.0307 0.0329
05:01-06:00, Wed., 06 Apr. 0.0352 0.0295 0.0325
04:01-05:00, Wed., 06 Apr. 0.0347 0.0302 0.0325
03:01-04:00, Wed., 06 Apr. 0.0335 0.0305 0.0322
02:01-03:00, Wed., 06 Apr. 0.0347 0.0299 0.0325
01:01-02:00, Wed., 06 Apr. 0.0349 0.0309 0.0325
00:01-01:00, Wed., 06 Apr. 0.0343 0.0304 0.0321
23:01-24:00, Tue., 05 Apr. 0.0347 0.0293 0.0320
22:01-23:00, Tue., 05 Apr. 0.0344 0.0300 0.0320
21:01-22:00, Tue., 05 Apr. 0.0337 0.0299 0.0316
20:01-21:00, Tue., 05 Apr. 0.0336 0.0299 0.0315
19:01-20:00, Tue., 05 Apr. 0.0345 0.0292 0.0318
18:01-19:00, Tue., 05 Apr. 0.0340 0.0296 0.0314
17:01-18:00, Tue., 05 Apr. 0.0333 0.0288 0.0315
16:01-17:00, Tue., 05 Apr. 0.0336 0.0292 0.0313
15:01-16:00, Tue., 05 Apr. 0.0331 0.0289 0.0312
14:01-15:00, Tue., 05 Apr. 0.0344 0.0291 0.0316
13:01-14:00, Tue., 05 Apr. 0.0336 0.0300 0.0317
12:01-13:00, Tue., 05 Apr. 0.0350 0.0307 0.0322
11:01-12:00, Tue., 05 Apr. 0.0362 0.0310 0.0337
10:01-11:00, Tue., 05 Apr. 0.0372 0.0325 0.0350
09:01-10:00, Tue., 05 Apr. 0.0365 0.0328 0.0348
08:01-09:00, Tue., 05 Apr. 0.0368 0.0318 0.0348
07:01-08:00, Tue., 05 Apr. 0.0368 0.0313 0.0344
06:01-07:00, Tue., 05 Apr. 0.0368 0.0334 0.0352
05:01-06:00, Tue., 05 Apr. 0.0408 0.0335 0.0361
04:01-05:00, Tue., 05 Apr. 0.0420 0.0359 0.0385
03:01-04:00, Tue., 05 Apr. 0.0421 0.0356 0.0377
02:01-03:00, Tue., 05 Apr. 0.0387 0.0346 0.0363
01:01-02:00, Tue., 05 Apr. 0.0394 0.0321 0.0358
00:01-01:00, Tue., 05 Apr. 0.0345 0.0301 0.0323
23:01-24:00, Mon., 04 Apr. 0.0352 0.0309 0.0328
22:01-23:00, Mon., 04 Apr. 0.0352 0.0292 0.0325
21:01-22:00, Mon., 04 Apr. 0.0344 0.0304 0.0323
20:01-21:00, Mon., 04 Apr. 0.0333 0.0297 0.0317
19:01-20:00, Mon., 04 Apr. 0.0333 0.0302 0.0313
18:01-19:00, Mon., 04 Apr. 0.0334 0.0295 0.0317
17:01-18:00, Mon., 04 Apr. 0.0336 0.0293 0.0317
16:01-17:00, Mon., 04 Apr. 0.0340 0.0300 0.0319
15:01-16:00, Mon., 04 Apr. 0.0339 0.0298 0.0320
14:01-15:00, Mon., 04 Apr. 0.0336 0.0297 0.0316
13:01-14:00, Mon., 04 Apr. 0.0341 0.0299 0.0320
12:01-13:00, Mon., 04 Apr. 0.0349 0.0308 0.0326
11:01-12:00, Mon., 04 Apr. 0.0370 0.0323 0.0346
10:01-11:00, Mon., 04 Apr. 0.0455 0.0358 0.0402
09:01-10:00, Mon., 04 Apr. 0.0455 0.0366 0.0400
08:01-09:00, Mon., 04 Apr. 0.0439 0.0359 0.0393
07:01-08:00, Mon., 04 Apr. 0.0409 0.0350 0.0379
06:01-07:00, Mon., 04 Apr. 0.0372 0.0318 0.0349
05:01-06:00, Mon., 04 Apr. 0.0363 0.0324 0.0342
04:01-05:00, Mon., 04 Apr. 0.0357 0.0318 0.0334
03:01-04:00, Mon., 04 Apr. 0.0359 0.0320 0.0340
02:01-03:00, Mon., 04 Apr. 0.0360 0.0305 0.0330
01:01-02:00, Mon., 04 Apr. 0.0334 0.0303 0.0317
00:01-01:00, Mon., 04 Apr. 0.0341 0.0294 0.0317