Measurement results by the hour (Hachioji) 22 Feb., 2016 - 28 Feb., 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., 28 Feb. 0.0349 0.0301 0.0324
22:01-23:00, Sun., 28 Feb. 0.0394 0.0314 0.0346
21:01-22:00, Sun., 28 Feb. 0.0383 0.0341 0.0363
20:01-21:00, Sun., 28 Feb. 0.0370 0.0307 0.0342
19:01-20:00, Sun., 28 Feb. 0.0389 0.0318 0.0353
18:01-19:00, Sun., 28 Feb. 0.0337 0.0296 0.0319
17:01-18:00, Sun., 28 Feb. 0.0340 0.0301 0.0321
16:01-17:00, Sun., 28 Feb. 0.0346 0.0304 0.0323
15:01-16:00, Sun., 28 Feb. 0.0337 0.0305 0.0322
14:01-15:00, Sun., 28 Feb. 0.0350 0.0305 0.0323
13:01-14:00, Sun., 28 Feb. 0.0342 0.0297 0.0324
12:01-13:00, Sun., 28 Feb. 0.0344 0.0301 0.0326
11:01-12:00, Sun., 28 Feb. 0.0342 0.0304 0.0324
10:01-11:00, Sun., 28 Feb. 0.0342 0.0310 0.0327
09:01-10:00, Sun., 28 Feb. 0.0361 0.0311 0.0336
08:01-09:00, Sun., 28 Feb. 0.0359 0.0320 0.0338
07:01-08:00, Sun., 28 Feb. 0.0348 0.0312 0.0333
06:01-07:00, Sun., 28 Feb. 0.0345 0.0308 0.0330
05:01-06:00, Sun., 28 Feb. 0.0351 0.0307 0.0330
04:01-05:00, Sun., 28 Feb. 0.0351 0.0303 0.0329
03:01-04:00, Sun., 28 Feb. 0.0349 0.0297 0.0327
02:01-03:00, Sun., 28 Feb. 0.0350 0.0298 0.0325
01:01-02:00, Sun., 28 Feb. 0.0347 0.0310 0.0328
00:01-01:00, Sun., 28 Feb. 0.0348 0.0312 0.0329
23:01-24:00, Sat., 27 Feb. 0.0342 0.0300 0.0326
22:01-23:00, Sat., 27 Feb. 0.0343 0.0300 0.0320
21:01-22:00, Sat., 27 Feb. 0.0349 0.0298 0.0322
20:01-21:00, Sat., 27 Feb. 0.0353 0.0292 0.0322
19:01-20:00, Sat., 27 Feb. 0.0343 0.0305 0.0322
18:01-19:00, Sat., 27 Feb. 0.0340 0.0305 0.0322
17:01-18:00, Sat., 27 Feb. 0.0342 0.0291 0.0322
16:01-17:00, Sat., 27 Feb. 0.0342 0.0303 0.0323
15:01-16:00, Sat., 27 Feb. 0.0339 0.0306 0.0322
14:01-15:00, Sat., 27 Feb. 0.0342 0.0300 0.0320
13:01-14:00, Sat., 27 Feb. 0.0345 0.0303 0.0322
12:01-13:00, Sat., 27 Feb. 0.0346 0.0305 0.0323
11:01-12:00, Sat., 27 Feb. 0.0344 0.0307 0.0323
10:01-11:00, Sat., 27 Feb. 0.0343 0.0307 0.0326
09:01-10:00, Sat., 27 Feb. 0.0346 0.0312 0.0327
08:01-09:00, Sat., 27 Feb. 0.0358 0.0309 0.0332
07:01-08:00, Sat., 27 Feb. 0.0358 0.0317 0.0336
06:01-07:00, Sat., 27 Feb. 0.0353 0.0317 0.0333
05:01-06:00, Sat., 27 Feb. 0.0349 0.0310 0.0334
04:01-05:00, Sat., 27 Feb. 0.0358 0.0319 0.0337
03:01-04:00, Sat., 27 Feb. 0.0355 0.0315 0.0337
02:01-03:00, Sat., 27 Feb. 0.0357 0.0310 0.0332
01:01-02:00, Sat., 27 Feb. 0.0347 0.0311 0.0333
00:01-01:00, Sat., 27 Feb. 0.0356 0.0305 0.0330
23:01-24:00, Fri., 26 Feb. 0.0346 0.0305 0.0328
22:01-23:00, Fri., 26 Feb. 0.0346 0.0308 0.0329
21:01-22:00, Fri., 26 Feb. 0.0344 0.0298 0.0323
20:01-21:00, Fri., 26 Feb. 0.0350 0.0307 0.0327
19:01-20:00, Fri., 26 Feb. 0.0341 0.0301 0.0322
18:01-19:00, Fri., 26 Feb. 0.0348 0.0305 0.0322
17:01-18:00, Fri., 26 Feb. 0.0343 0.0303 0.0324
16:01-17:00, Fri., 26 Feb. 0.0346 0.0296 0.0319
15:01-16:00, Fri., 26 Feb. 0.0341 0.0303 0.0323
14:01-15:00, Fri., 26 Feb. 0.0341 0.0304 0.0323
13:01-14:00, Fri., 26 Feb. 0.0339 0.0306 0.0321
12:01-13:00, Fri., 26 Feb. 0.0334 0.0310 0.0322
11:01-12:00, Fri., 26 Feb. 0.0342 0.0306 0.0325
10:01-11:00, Fri., 26 Feb. 0.0346 0.0304 0.0329
09:01-10:00, Fri., 26 Feb. 0.0353 0.0306 0.0334
08:01-09:00, Fri., 26 Feb. 0.0347 0.0308 0.0329
07:01-08:00, Fri., 26 Feb. 0.0355 0.0313 0.0333
06:01-07:00, Fri., 26 Feb. 0.0345 0.0312 0.0330
05:01-06:00, Fri., 26 Feb. 0.0347 0.0314 0.0328
04:01-05:00, Fri., 26 Feb. 0.0348 0.0310 0.0330
03:01-04:00, Fri., 26 Feb. 0.0357 0.0317 0.0338
02:01-03:00, Fri., 26 Feb. 0.0358 0.0316 0.0331
01:01-02:00, Fri., 26 Feb. 0.0350 0.0298 0.0326
00:01-01:00, Fri., 26 Feb. 0.0342 0.0298 0.0318
23:01-24:00, Thu., 25 Feb. 0.0339 0.0302 0.0319
22:01-23:00, Thu., 25 Feb. 0.0336 0.0299 0.0320
21:01-22:00, Thu., 25 Feb. 0.0349 0.0301 0.0319
20:01-21:00, Thu., 25 Feb. 0.0349 0.0293 0.0317
19:01-20:00, Thu., 25 Feb. 0.0336 0.0300 0.0320
18:01-19:00, Thu., 25 Feb. 0.0336 0.0290 0.0319
17:01-18:00, Thu., 25 Feb. 0.0343 0.0301 0.0320
16:01-17:00, Thu., 25 Feb. 0.0341 0.0301 0.0323
15:01-16:00, Thu., 25 Feb. 0.0339 0.0301 0.0319
14:01-15:00, Thu., 25 Feb. 0.0346 0.0302 0.0319
13:01-14:00, Thu., 25 Feb. 0.0337 0.0303 0.0318
12:01-13:00, Thu., 25 Feb. 0.0344 0.0300 0.0321
11:01-12:00, Thu., 25 Feb. 0.0344 0.0292 0.0315
10:01-11:00, Thu., 25 Feb. 0.0339 0.0293 0.0316
09:01-10:00, Thu., 25 Feb. 0.0340 0.0295 0.0315
08:01-09:00, Thu., 25 Feb. 0.0341 0.0289 0.0317
07:01-08:00, Thu., 25 Feb. 0.0343 0.0298 0.0315
06:01-07:00, Thu., 25 Feb. 0.0351 0.0309 0.0327
05:01-06:00, Thu., 25 Feb. 0.0350 0.0304 0.0326
04:01-05:00, Thu., 25 Feb. 0.0345 0.0308 0.0326
03:01-04:00, Thu., 25 Feb. 0.0357 0.0317 0.0335
02:01-03:00, Thu., 25 Feb. 0.0389 0.0331 0.0353
01:01-02:00, Thu., 25 Feb. 0.0404 0.0352 0.0369
00:01-01:00, Thu., 25 Feb. 0.0373 0.0329 0.0351
23:01-24:00, Wed., 24 Feb. 0.0367 0.0318 0.0343
22:01-23:00, Wed., 24 Feb. 0.0370 0.0321 0.0345
21:01-22:00, Wed., 24 Feb. 0.0362 0.0325 0.0340
20:01-21:00, Wed., 24 Feb. 0.0356 0.0312 0.0332
19:01-20:00, Wed., 24 Feb. 0.0345 0.0309 0.0328
18:01-19:00, Wed., 24 Feb. 0.0346 0.0309 0.0326
17:01-18:00, Wed., 24 Feb. 0.0347 0.0301 0.0325
16:01-17:00, Wed., 24 Feb. 0.0341 0.0304 0.0323
15:01-16:00, Wed., 24 Feb. 0.0344 0.0306 0.0326
14:01-15:00, Wed., 24 Feb. 0.0346 0.0310 0.0324
13:01-14:00, Wed., 24 Feb. 0.0344 0.0300 0.0320
12:01-13:00, Wed., 24 Feb. 0.0342 0.0294 0.0320
11:01-12:00, Wed., 24 Feb. 0.0339 0.0297 0.0320
10:01-11:00, Wed., 24 Feb. 0.0342 0.0279 0.0321
09:01-10:00, Wed., 24 Feb. 0.0348 0.0295 0.0321
08:01-09:00, Wed., 24 Feb. 0.0351 0.0292 0.0321
07:01-08:00, Wed., 24 Feb. 0.0340 0.0305 0.0323
06:01-07:00, Wed., 24 Feb. 0.0344 0.0306 0.0322
05:01-06:00, Wed., 24 Feb. 0.0341 0.0292 0.0319
04:01-05:00, Wed., 24 Feb. 0.0346 0.0303 0.0321
03:01-04:00, Wed., 24 Feb. 0.0347 0.0301 0.0323
02:01-03:00, Wed., 24 Feb. 0.0364 0.0313 0.0337
01:01-02:00, Wed., 24 Feb. 0.0344 0.0298 0.0331
00:01-01:00, Wed., 24 Feb. 0.0358 0.0300 0.0331
23:01-24:00, Tue., 23 Feb. 0.0353 0.0312 0.0332
22:01-23:00, Tue., 23 Feb. 0.0346 0.0305 0.0326
21:01-22:00, Tue., 23 Feb. 0.0341 0.0300 0.0324
20:01-21:00, Tue., 23 Feb. 0.0338 0.0295 0.0320
19:01-20:00, Tue., 23 Feb. 0.0345 0.0300 0.0318
18:01-19:00, Tue., 23 Feb. 0.0340 0.0297 0.0318
17:01-18:00, Tue., 23 Feb. 0.0335 0.0300 0.0318
16:01-17:00, Tue., 23 Feb. 0.0337 0.0300 0.0317
15:01-16:00, Tue., 23 Feb. 0.0336 0.0298 0.0317
14:01-15:00, Tue., 23 Feb. 0.0334 0.0299 0.0317
13:01-14:00, Tue., 23 Feb. 0.0350 0.0295 0.0319
12:01-13:00, Tue., 23 Feb. 0.0340 0.0312 0.0329