Measurement results by the hour (Hachioji) 3 Feb., 2014 - 9 Feb., 2014

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., 09 Feb. 0.0255 0.0217 0.0235
22:01-23:00, Sun., 09 Feb. 0.0258 0.0215 0.0232
21:01-22:00, Sun., 09 Feb. 0.0247 0.0215 0.0231
20:01-21:00, Sun., 09 Feb. 0.0243 0.0213 0.0229
19:01-20:00, Sun., 09 Feb. 0.0243 0.0217 0.0232
18:01-19:00, Sun., 09 Feb. 0.0245 0.0214 0.0231
17:01-18:00, Sun., 09 Feb. 0.0242 0.0207 0.0227
16:01-17:00, Sun., 09 Feb. 0.0239 0.0204 0.0224
15:01-16:00, Sun., 09 Feb. 0.0247 0.0204 0.0227
14:01-15:00, Sun., 09 Feb. 0.0243 0.0209 0.0225
13:01-14:00, Sun., 09 Feb. 0.0251 0.0205 0.0224
12:01-13:00, Sun., 09 Feb. 0.0241 0.0206 0.0224
11:01-12:00, Sun., 09 Feb. 0.0234 0.0206 0.0219
10:01-11:00, Sun., 09 Feb. 0.0234 0.0199 0.0217
09:01-10:00, Sun., 09 Feb. 0.0235 0.0197 0.0216
08:01-09:00, Sun., 09 Feb. 0.0231 0.0190 0.0212
07:01-08:00, Sun., 09 Feb. 0.0232 0.0192 0.0211
06:01-07:00, Sun., 09 Feb. 0.0224 0.0195 0.0209
05:01-06:00, Sun., 09 Feb. 0.0230 0.0194 0.0208
04:01-05:00, Sun., 09 Feb. 0.0222 0.0188 0.0207
03:01-04:00, Sun., 09 Feb. 0.0228 0.0193 0.0213
02:01-03:00, Sun., 09 Feb. 0.0240 0.0206 0.0223
01:01-02:00, Sun., 09 Feb. 0.0269 0.0226 0.0248
00:01-01:00, Sun., 09 Feb. 0.0290 0.0250 0.0271
23:01-24:00, Sat., 08 Feb. 0.0292 0.0247 0.0268
22:01-23:00, Sat., 08 Feb. 0.0344 0.0271 0.0301
21:01-22:00, Sat., 08 Feb. 0.0373 0.0310 0.0341
20:01-21:00, Sat., 08 Feb. 0.0399 0.0342 0.0363
19:01-20:00, Sat., 08 Feb. 0.0418 0.0344 0.0371
18:01-19:00, Sat., 08 Feb. 0.0435 0.0374 0.0406
17:01-18:00, Sat., 08 Feb. 0.0463 0.0379 0.0417
16:01-17:00, Sat., 08 Feb. 0.0462 0.0402 0.0430
15:01-16:00, Sat., 08 Feb. 0.0444 0.0386 0.0421
14:01-15:00, Sat., 08 Feb. 0.0445 0.0375 0.0411
13:01-14:00, Sat., 08 Feb. 0.0457 0.0378 0.0411
12:01-13:00, Sat., 08 Feb. 0.0450 0.0379 0.0413
11:01-12:00, Sat., 08 Feb. 0.0439 0.0364 0.0405
10:01-11:00, Sat., 08 Feb. 0.0426 0.0369 0.0394
09:01-10:00, Sat., 08 Feb. 0.0417 0.0365 0.0389
08:01-09:00, Sat., 08 Feb. 0.0416 0.0350 0.0378
07:01-08:00, Sat., 08 Feb. 0.0411 0.0355 0.0381
06:01-07:00, Sat., 08 Feb. 0.0416 0.0355 0.0376
05:01-06:00, Sat., 08 Feb. 0.0431 0.0362 0.0386
04:01-05:00, Sat., 08 Feb. 0.0403 0.0350 0.0370
03:01-04:00, Sat., 08 Feb. 0.0393 0.0350 0.0369
02:01-03:00, Sat., 08 Feb. 0.0409 0.0329 0.0368
01:01-02:00, Sat., 08 Feb. 0.0379 0.0332 0.0350
00:01-01:00, Sat., 08 Feb. 0.0370 0.0328 0.0349
23:01-24:00, Fri., 07 Feb. 0.0366 0.0330 0.0348
22:01-23:00, Fri., 07 Feb. 0.0371 0.0317 0.0349
21:01-22:00, Fri., 07 Feb. 0.0366 0.0328 0.0349
20:01-21:00, Fri., 07 Feb. 0.0364 0.0320 0.0343
19:01-20:00, Fri., 07 Feb. 0.0365 0.0321 0.0343
18:01-19:00, Fri., 07 Feb. 0.0357 0.0325 0.0341
17:01-18:00, Fri., 07 Feb. 0.0362 0.0316 0.0340
16:01-17:00, Fri., 07 Feb. 0.0359 0.0325 0.0336
15:01-16:00, Fri., 07 Feb. 0.0360 0.0320 0.0340
14:01-15:00, Fri., 07 Feb. 0.0366 0.0316 0.0337
13:01-14:00, Fri., 07 Feb. 0.0360 0.0317 0.0336
12:01-13:00, Fri., 07 Feb. 0.0360 0.0322 0.0341
11:01-12:00, Fri., 07 Feb. 0.0371 0.0320 0.0343
10:01-11:00, Fri., 07 Feb. 0.0364 0.0313 0.0341
09:01-10:00, Fri., 07 Feb. 0.0363 0.0324 0.0342
08:01-09:00, Fri., 07 Feb. 0.0378 0.0327 0.0354
07:01-08:00, Fri., 07 Feb. 0.0397 0.0337 0.0358
06:01-07:00, Fri., 07 Feb. 0.0382 0.0337 0.0360
05:01-06:00, Fri., 07 Feb. 0.0375 0.0334 0.0355
04:01-05:00, Fri., 07 Feb. 0.0371 0.0328 0.0350
03:01-04:00, Fri., 07 Feb. 0.0367 0.0323 0.0343
02:01-03:00, Fri., 07 Feb. 0.0371 0.0328 0.0347
01:01-02:00, Fri., 07 Feb. 0.0364 0.0330 0.0346
00:01-01:00, Fri., 07 Feb. 0.0369 0.0319 0.0343
23:01-24:00, Thu., 06 Feb. 0.0369 0.0323 0.0343
22:01-23:00, Thu., 06 Feb. 0.0368 0.0325 0.0346
21:01-22:00, Thu., 06 Feb. 0.0369 0.0320 0.0341
20:01-21:00, Thu., 06 Feb. 0.0362 0.0324 0.0341
19:01-20:00, Thu., 06 Feb. 0.0361 0.0320 0.0342
18:01-19:00, Thu., 06 Feb. 0.0359 0.0321 0.0339
17:01-18:00, Thu., 06 Feb. 0.0355 0.0320 0.0338
16:01-17:00, Thu., 06 Feb. 0.0358 0.0321 0.0337
15:01-16:00, Thu., 06 Feb. 0.0365 0.0317 0.0340
14:01-15:00, Thu., 06 Feb. 0.0358 0.0314 0.0338
13:01-14:00, Thu., 06 Feb. 0.0356 0.0322 0.0338
12:01-13:00, Thu., 06 Feb. 0.0364 0.0321 0.0337
11:01-12:00, Thu., 06 Feb. 0.0356 0.0311 0.0338
10:01-11:00, Thu., 06 Feb. 0.0356 0.0317 0.0339
09:01-10:00, Thu., 06 Feb. 0.0382 0.0320 0.0347
08:01-09:00, Thu., 06 Feb. 0.0368 0.0335 0.0356
07:01-08:00, Thu., 06 Feb. 0.0374 0.0322 0.0355
06:01-07:00, Thu., 06 Feb. 0.0380 0.0340 0.0355
05:01-06:00, Thu., 06 Feb. 0.0364 0.0327 0.0349
04:01-05:00, Thu., 06 Feb. 0.0367 0.0324 0.0345
03:01-04:00, Thu., 06 Feb. 0.0372 0.0330 0.0346
02:01-03:00, Thu., 06 Feb. 0.0372 0.0322 0.0345
01:01-02:00, Thu., 06 Feb. 0.0368 0.0321 0.0341
00:01-01:00, Thu., 06 Feb. 0.0358 0.0315 0.0338
23:01-24:00, Wed., 05 Feb. 0.0357 0.0315 0.0338
22:01-23:00, Wed., 05 Feb. 0.0355 0.0315 0.0339
21:01-22:00, Wed., 05 Feb. 0.0365 0.0311 0.0340
20:01-21:00, Wed., 05 Feb. 0.0355 0.0314 0.0336
19:01-20:00, Wed., 05 Feb. 0.0354 0.0322 0.0337
18:01-19:00, Wed., 05 Feb. 0.0361 0.0321 0.0338
17:01-18:00, Wed., 05 Feb. 0.0374 0.0322 0.0340
16:01-17:00, Wed., 05 Feb. 0.0353 0.0321 0.0337
15:01-16:00, Wed., 05 Feb. 0.0355 0.0317 0.0339
14:01-15:00, Wed., 05 Feb. 0.0354 0.0316 0.0337
13:01-14:00, Wed., 05 Feb. 0.0366 0.0322 0.0340
12:01-13:00, Wed., 05 Feb. 0.0365 0.0322 0.0340
11:01-12:00, Wed., 05 Feb. 0.0365 0.0318 0.0339
10:01-11:00, Wed., 05 Feb. 0.0361 0.0318 0.0339
09:01-10:00, Wed., 05 Feb. 0.0363 0.0323 0.0338
08:01-09:00, Wed., 05 Feb. 0.0361 0.0316 0.0336
07:01-08:00, Wed., 05 Feb. 0.0356 0.0309 0.0339
06:01-07:00, Wed., 05 Feb. 0.0362 0.0320 0.0343
05:01-06:00, Wed., 05 Feb. 0.0370 0.0320 0.0342
04:01-05:00, Wed., 05 Feb. 0.0364 0.0324 0.0340
03:01-04:00, Wed., 05 Feb. 0.0358 0.0312 0.0341
02:01-03:00, Wed., 05 Feb. 0.0358 0.0322 0.0338
01:01-02:00, Wed., 05 Feb. 0.0362 0.0317 0.0337
00:01-01:00, Wed., 05 Feb. 0.0359 0.0310 0.0335
23:01-24:00, Tue., 04 Feb. 0.0360 0.0315 0.0333
22:01-23:00, Tue., 04 Feb. 0.0349 0.0314 0.0332
21:01-22:00, Tue., 04 Feb. 0.0364 0.0314 0.0340
20:01-21:00, Tue., 04 Feb. 0.0389 0.0325 0.0349
19:01-20:00, Tue., 04 Feb. 0.0452 0.0347 0.0387
18:01-19:00, Tue., 04 Feb. 0.0653 0.0430 0.0531
17:01-18:00, Tue., 04 Feb. 0.0797 0.0628 0.0722
16:01-17:00, Tue., 04 Feb. 0.0731 0.0534 0.0617
15:01-16:00, Tue., 04 Feb. 0.0540 0.0416 0.0468
14:01-15:00, Tue., 04 Feb. 0.0474 0.0402 0.0443
13:01-14:00, Tue., 04 Feb. 0.0490 0.0422 0.0464
12:01-13:00, Tue., 04 Feb. 0.0508 0.0433 0.0480
11:01-12:00, Tue., 04 Feb. 0.0511 0.0428 0.0459
10:01-11:00, Tue., 04 Feb. 0.0479 0.0383 0.0443
09:01-10:00, Tue., 04 Feb. 0.0493 0.0378 0.0435
08:01-09:00, Tue., 04 Feb. 0.0437 0.0365 0.0398
07:01-08:00, Tue., 04 Feb. 0.0428 0.0343 0.0377
06:01-07:00, Tue., 04 Feb. 0.0398 0.0340 0.0362
05:01-06:00, Tue., 04 Feb. 0.0404 0.0346 0.0366
04:01-05:00, Tue., 04 Feb. 0.0424 0.0361 0.0375
03:01-04:00, Tue., 04 Feb. 0.0391 0.0342 0.0365
02:01-03:00, Tue., 04 Feb. 0.0393 0.0339 0.0367
01:01-02:00, Tue., 04 Feb. 0.0398 0.0350 0.0366
00:01-01:00, Tue., 04 Feb. 0.0389 0.0347 0.0367
23:01-24:00, Mon., 03 Feb. 0.0402 0.0350 0.0369
22:01-23:00, Mon., 03 Feb. 0.0385 0.0348 0.0362
21:01-22:00, Mon., 03 Feb. 0.0388 0.0338 0.0363
20:01-21:00, Mon., 03 Feb. 0.0382 0.0338 0.0363
19:01-20:00, Mon., 03 Feb. 0.0373 0.0335 0.0357
18:01-19:00, Mon., 03 Feb. 0.0381 0.0335 0.0356
17:01-18:00, Mon., 03 Feb. 0.0376 0.0338 0.0356
16:01-17:00, Mon., 03 Feb. 0.0373 0.0331 0.0357
15:01-16:00, Mon., 03 Feb. 0.0374 0.0334 0.0357
14:01-15:00, Mon., 03 Feb. 0.0374 0.0337 0.0357
13:01-14:00, Mon., 03 Feb. 0.0399 0.0342 0.0362
12:01-13:00, Mon., 03 Feb. 0.0384 0.0340 0.0359
11:01-12:00, Mon., 03 Feb. 0.0376 0.0348 0.0360
10:01-11:00, Mon., 03 Feb. 0.0394 0.0350 0.0366
09:01-10:00, Mon., 03 Feb. 0.0421 0.0342 0.0369
08:01-09:00, Mon., 03 Feb. 0.0403 0.0345 0.0366
07:01-08:00, Mon., 03 Feb. 0.0383 0.0349 0.0361
06:01-07:00, Mon., 03 Feb. 0.0388 0.0350 0.0362
05:01-06:00, Mon., 03 Feb. 0.0382 0.0332 0.0361
04:01-05:00, Mon., 03 Feb. 0.0385 0.0337 0.0360
03:01-04:00, Mon., 03 Feb. 0.0390 0.0340 0.0362
02:01-03:00, Mon., 03 Feb. 0.0385 0.0342 0.0362
01:01-02:00, Mon., 03 Feb. 0.0393 0.0343 0.0361
00:01-01:00, Mon., 03 Feb. 0.0395 0.0329 0.0363