Measurement results by the hour (Hachioji) 16 Mar., 2015 - 22 Mar., 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., 22 Mar. 0.0354 0.0304 0.0330
22:01-23:00, Sun., 22 Mar. 0.0348 0.0311 0.0328
21:01-22:00, Sun., 22 Mar. 0.0351 0.0301 0.0325
20:01-21:00, Sun., 22 Mar. 0.0351 0.0306 0.0322
19:01-20:00, Sun., 22 Mar. 0.0343 0.0300 0.0323
18:01-19:00, Sun., 22 Mar. 0.0346 0.0307 0.0324
17:01-18:00, Sun., 22 Mar. 0.0340 0.0304 0.0324
16:01-17:00, Sun., 22 Mar. 0.0346 0.0301 0.0325
15:01-16:00, Sun., 22 Mar. 0.0344 0.0305 0.0324
14:01-15:00, Sun., 22 Mar. 0.0345 0.0308 0.0326
13:01-14:00, Sun., 22 Mar. 0.0360 0.0301 0.0326
12:01-13:00, Sun., 22 Mar. 0.0348 0.0300 0.0324
11:01-12:00, Sun., 22 Mar. 0.0344 0.0299 0.0326
10:01-11:00, Sun., 22 Mar. 0.0350 0.0302 0.0327
09:01-10:00, Sun., 22 Mar. 0.0360 0.0310 0.0333
08:01-09:00, Sun., 22 Mar. 0.0355 0.0312 0.0334
07:01-08:00, Sun., 22 Mar. 0.0364 0.0314 0.0337
06:01-07:00, Sun., 22 Mar. 0.0372 0.0325 0.0344
05:01-06:00, Sun., 22 Mar. 0.0365 0.0317 0.0338
04:01-05:00, Sun., 22 Mar. 0.0361 0.0317 0.0336
03:01-04:00, Sun., 22 Mar. 0.0350 0.0306 0.0330
02:01-03:00, Sun., 22 Mar. 0.0342 0.0301 0.0323
01:01-02:00, Sun., 22 Mar. 0.0342 0.0306 0.0324
00:01-01:00, Sun., 22 Mar. 0.0348 0.0301 0.0323
23:01-24:00, Sat., 21 Mar. 0.0343 0.0301 0.0321
22:01-23:00, Sat., 21 Mar. 0.0343 0.0294 0.0322
21:01-22:00, Sat., 21 Mar. 0.0341 0.0298 0.0321
20:01-21:00, Sat., 21 Mar. 0.0349 0.0301 0.0323
19:01-20:00, Sat., 21 Mar. 0.0352 0.0306 0.0326
18:01-19:00, Sat., 21 Mar. 0.0345 0.0301 0.0325
17:01-18:00, Sat., 21 Mar. 0.0367 0.0315 0.0333
16:01-17:00, Sat., 21 Mar. 0.0380 0.0313 0.0345
15:01-16:00, Sat., 21 Mar. 0.0349 0.0302 0.0324
14:01-15:00, Sat., 21 Mar. 0.0342 0.0301 0.0326
13:01-14:00, Sat., 21 Mar. 0.0350 0.0311 0.0328
12:01-13:00, Sat., 21 Mar. 0.0342 0.0296 0.0319
11:01-12:00, Sat., 21 Mar. 0.0350 0.0308 0.0323
10:01-11:00, Sat., 21 Mar. 0.0349 0.0308 0.0326
09:01-10:00, Sat., 21 Mar. 0.0344 0.0309 0.0327
08:01-09:00, Sat., 21 Mar. 0.0339 0.0311 0.0324
07:01-08:00, Sat., 21 Mar. 0.0351 0.0303 0.0323
06:01-07:00, Sat., 21 Mar. 0.0347 0.0308 0.0323
05:01-06:00, Sat., 21 Mar. 0.0342 0.0311 0.0325
04:01-05:00, Sat., 21 Mar. 0.0346 0.0308 0.0327
03:01-04:00, Sat., 21 Mar. 0.0346 0.0300 0.0324
02:01-03:00, Sat., 21 Mar. 0.0346 0.0305 0.0325
01:01-02:00, Sat., 21 Mar. 0.0342 0.0306 0.0322
00:01-01:00, Sat., 21 Mar. 0.0345 0.0310 0.0323
23:01-24:00, Fri., 20 Mar. 0.0350 0.0296 0.0322
22:01-23:00, Fri., 20 Mar. 0.0338 0.0295 0.0321
21:01-22:00, Fri., 20 Mar. 0.0345 0.0310 0.0324
20:01-21:00, Fri., 20 Mar. 0.0340 0.0303 0.0322
19:01-20:00, Fri., 20 Mar. 0.0339 0.0303 0.0323
18:01-19:00, Fri., 20 Mar. 0.0339 0.0294 0.0322
17:01-18:00, Fri., 20 Mar. 0.0343 0.0305 0.0323
16:01-17:00, Fri., 20 Mar. 0.0341 0.0303 0.0320
15:01-16:00, Fri., 20 Mar. 0.0341 0.0298 0.0322
14:01-15:00, Fri., 20 Mar. 0.0339 0.0301 0.0321
13:01-14:00, Fri., 20 Mar. 0.0339 0.0306 0.0323
12:01-13:00, Fri., 20 Mar. 0.0346 0.0305 0.0325
11:01-12:00, Fri., 20 Mar. 0.0354 0.0297 0.0323
10:01-11:00, Fri., 20 Mar. 0.0344 0.0309 0.0328
09:01-10:00, Fri., 20 Mar. 0.0346 0.0309 0.0329
08:01-09:00, Fri., 20 Mar. 0.0343 0.0295 0.0325
07:01-08:00, Fri., 20 Mar. 0.0341 0.0306 0.0324
06:01-07:00, Fri., 20 Mar. 0.0349 0.0301 0.0326
05:01-06:00, Fri., 20 Mar. 0.0348 0.0306 0.0327
04:01-05:00, Fri., 20 Mar. 0.0344 0.0301 0.0325
03:01-04:00, Fri., 20 Mar. 0.0344 0.0309 0.0327
02:01-03:00, Fri., 20 Mar. 0.0350 0.0308 0.0328
01:01-02:00, Fri., 20 Mar. 0.0356 0.0309 0.0330
00:01-01:00, Fri., 20 Mar. 0.0357 0.0316 0.0333
23:01-24:00, Thu., 19 Mar. 0.0346 0.0301 0.0322
22:01-23:00, Thu., 19 Mar. 0.0352 0.0302 0.0324
21:01-22:00, Thu., 19 Mar. 0.0341 0.0300 0.0324
20:01-21:00, Thu., 19 Mar. 0.0344 0.0308 0.0327
19:01-20:00, Thu., 19 Mar. 0.0347 0.0314 0.0327
18:01-19:00, Thu., 19 Mar. 0.0343 0.0301 0.0326
17:01-18:00, Thu., 19 Mar. 0.0352 0.0299 0.0332
16:01-17:00, Thu., 19 Mar. 0.0378 0.0323 0.0348
15:01-16:00, Thu., 19 Mar. 0.0436 0.0358 0.0399
14:01-15:00, Thu., 19 Mar. 0.0462 0.0349 0.0401
13:01-14:00, Thu., 19 Mar. 0.0371 0.0326 0.0350
12:01-13:00, Thu., 19 Mar. 0.0345 0.0297 0.0323
11:01-12:00, Thu., 19 Mar. 0.0339 0.0305 0.0324
10:01-11:00, Thu., 19 Mar. 0.0346 0.0297 0.0321
09:01-10:00, Thu., 19 Mar. 0.0344 0.0307 0.0322
08:01-09:00, Thu., 19 Mar. 0.0340 0.0302 0.0321
07:01-08:00, Thu., 19 Mar. 0.0341 0.0304 0.0322
06:01-07:00, Thu., 19 Mar. 0.0347 0.0307 0.0327
05:01-06:00, Thu., 19 Mar. 0.0353 0.0309 0.0328
04:01-05:00, Thu., 19 Mar. 0.0356 0.0309 0.0334
03:01-04:00, Thu., 19 Mar. 0.0378 0.0326 0.0356
02:01-03:00, Thu., 19 Mar. 0.0397 0.0355 0.0372
01:01-02:00, Thu., 19 Mar. 0.0418 0.0356 0.0389
00:01-01:00, Thu., 19 Mar. 0.0425 0.0362 0.0390
23:01-24:00, Wed., 18 Mar. 0.0397 0.0310 0.0347
22:01-23:00, Wed., 18 Mar. 0.0342 0.0303 0.0325
21:01-22:00, Wed., 18 Mar. 0.0347 0.0298 0.0323
20:01-21:00, Wed., 18 Mar. 0.0344 0.0303 0.0320
19:01-20:00, Wed., 18 Mar. 0.0348 0.0293 0.0320
18:01-19:00, Wed., 18 Mar. 0.0336 0.0304 0.0320
17:01-18:00, Wed., 18 Mar. 0.0346 0.0305 0.0322
16:01-17:00, Wed., 18 Mar. 0.0345 0.0299 0.0326
15:01-16:00, Wed., 18 Mar. 0.0350 0.0305 0.0324
14:01-15:00, Wed., 18 Mar. 0.0352 0.0304 0.0325
13:01-14:00, Wed., 18 Mar. 0.0347 0.0309 0.0323
12:01-13:00, Wed., 18 Mar. 0.0337 0.0304 0.0320
11:01-12:00, Wed., 18 Mar. 0.0350 0.0304 0.0323
10:01-11:00, Wed., 18 Mar. 0.0343 0.0303 0.0324
09:01-10:00, Wed., 18 Mar. 0.0355 0.0307 0.0330
08:01-09:00, Wed., 18 Mar. 0.0343 0.0311 0.0328
07:01-08:00, Wed., 18 Mar. 0.0353 0.0316 0.0335
06:01-07:00, Wed., 18 Mar. 0.0359 0.0314 0.0338
05:01-06:00, Wed., 18 Mar. 0.0355 0.0319 0.0337
04:01-05:00, Wed., 18 Mar. 0.0356 0.0318 0.0334
03:01-04:00, Wed., 18 Mar. 0.0353 0.0315 0.0332
02:01-03:00, Wed., 18 Mar. 0.0351 0.0314 0.0332
01:01-02:00, Wed., 18 Mar. 0.0350 0.0310 0.0327
00:01-01:00, Wed., 18 Mar. 0.0345 0.0308 0.0327
23:01-24:00, Tue., 17 Mar. 0.0345 0.0313 0.0329
22:01-23:00, Tue., 17 Mar. 0.0342 0.0309 0.0325
21:01-22:00, Tue., 17 Mar. 0.0341 0.0295 0.0320
20:01-21:00, Tue., 17 Mar. 0.0335 0.0299 0.0316
19:01-20:00, Tue., 17 Mar. 0.0333 0.0300 0.0316
18:01-19:00, Tue., 17 Mar. 0.0344 0.0301 0.0320
17:01-18:00, Tue., 17 Mar. 0.0342 0.0301 0.0320
16:01-17:00, Tue., 17 Mar. 0.0349 0.0293 0.0322
15:01-16:00, Tue., 17 Mar. 0.0345 0.0294 0.0318
14:01-15:00, Tue., 17 Mar. 0.0338 0.0298 0.0316
13:01-14:00, Tue., 17 Mar. 0.0340 0.0296 0.0319
12:01-13:00, Tue., 17 Mar. 0.0342 0.0289 0.0323
11:01-12:00, Tue., 17 Mar. 0.0353 0.0311 0.0327
10:01-11:00, Tue., 17 Mar. 0.0345 0.0310 0.0328
09:01-10:00, Tue., 17 Mar. 0.0349 0.0310 0.0331
08:01-09:00, Tue., 17 Mar. 0.0358 0.0312 0.0333
07:01-08:00, Tue., 17 Mar. 0.0358 0.0314 0.0333
06:01-07:00, Tue., 17 Mar. 0.0347 0.0309 0.0331
05:01-06:00, Tue., 17 Mar. 0.0356 0.0297 0.0328
04:01-05:00, Tue., 17 Mar. 0.0354 0.0309 0.0333
03:01-04:00, Tue., 17 Mar. 0.0351 0.0313 0.0332
02:01-03:00, Tue., 17 Mar. 0.0358 0.0315 0.0337
01:01-02:00, Tue., 17 Mar. 0.0366 0.0324 0.0346
00:01-01:00, Tue., 17 Mar. 0.0376 0.0341 0.0357
23:01-24:00, Mon., 16 Mar. 0.0433 0.0357 0.0390
22:01-23:00, Mon., 16 Mar. 0.0441 0.0366 0.0404
21:01-22:00, Mon., 16 Mar. 0.0439 0.0367 0.0396
20:01-21:00, Mon., 16 Mar. 0.0423 0.0361 0.0392
19:01-20:00, Mon., 16 Mar. 0.0463 0.0374 0.0404
18:01-19:00, Mon., 16 Mar. 0.0453 0.0378 0.0409
17:01-18:00, Mon., 16 Mar. 0.0424 0.0354 0.0383
16:01-17:00, Mon., 16 Mar. 0.0380 0.0317 0.0342
15:01-16:00, Mon., 16 Mar. 0.0346 0.0314 0.0330
14:01-15:00, Mon., 16 Mar. 0.0356 0.0310 0.0332
13:01-14:00, Mon., 16 Mar. 0.0352 0.0306 0.0332
12:01-13:00, Mon., 16 Mar. 0.0350 0.0309 0.0330
11:01-12:00, Mon., 16 Mar. 0.0350 0.0312 0.0333
10:01-11:00, Mon., 16 Mar. 0.0354 0.0316 0.0335
09:01-10:00, Mon., 16 Mar. 0.0352 0.0307 0.0336
08:01-09:00, Mon., 16 Mar. 0.0365 0.0318 0.0340
07:01-08:00, Mon., 16 Mar. 0.0359 0.0322 0.0340
06:01-07:00, Mon., 16 Mar. 0.0379 0.0331 0.0351
05:01-06:00, Mon., 16 Mar. 0.0367 0.0328 0.0344
04:01-05:00, Mon., 16 Mar. 0.0365 0.0327 0.0346
03:01-04:00, Mon., 16 Mar. 0.0358 0.0317 0.0340
02:01-03:00, Mon., 16 Mar. 0.0360 0.0318 0.0341
01:01-02:00, Mon., 16 Mar. 0.0360 0.0323 0.0339
00:01-01:00, Mon., 16 Mar. 0.0355 0.0314 0.0335