Measurement results by the hour (Hachioji) 15 Jan., 2018 - 21 Jan., 2018

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., 21 Jan. 0.0333 0.0303 0.0317
22:01-23:00, Sun., 21 Jan. 0.0332 0.0299 0.0317
21:01-22:00, Sun., 21 Jan. 0.0337 0.0292 0.0314
20:01-21:00, Sun., 21 Jan. 0.0334 0.0300 0.0318
19:01-20:00, Sun., 21 Jan. 0.0334 0.0290 0.0317
18:01-19:00, Sun., 21 Jan. 0.0341 0.0297 0.0316
17:01-18:00, Sun., 21 Jan. 0.0338 0.0292 0.0316
16:01-17:00, Sun., 21 Jan. 0.0332 0.0300 0.0318
15:01-16:00, Sun., 21 Jan. 0.0339 0.0302 0.0317
14:01-15:00, Sun., 21 Jan. 0.0335 0.0298 0.0315
13:01-14:00, Sun., 21 Jan. 0.0339 0.0296 0.0318
12:01-13:00, Sun., 21 Jan. 0.0341 0.0287 0.0317
11:01-12:00, Sun., 21 Jan. 0.0344 0.0306 0.0326
10:01-11:00, Sun., 21 Jan. 0.0365 0.0315 0.0340
09:01-10:00, Sun., 21 Jan. 0.0364 0.0316 0.0339
08:01-09:00, Sun., 21 Jan. 0.0359 0.0319 0.0342
07:01-08:00, Sun., 21 Jan. 0.0362 0.0316 0.0336
06:01-07:00, Sun., 21 Jan. 0.0348 0.0313 0.0329
05:01-06:00, Sun., 21 Jan. 0.0356 0.0309 0.0330
04:01-05:00, Sun., 21 Jan. 0.0344 0.0310 0.0328
03:01-04:00, Sun., 21 Jan. 0.0349 0.0314 0.0330
02:01-03:00, Sun., 21 Jan. 0.0346 0.0308 0.0330
01:01-02:00, Sun., 21 Jan. 0.0348 0.0307 0.0329
00:01-01:00, Sun., 21 Jan. 0.0348 0.0306 0.0327
23:01-24:00, Sat., 20 Jan. 0.0347 0.0302 0.0325
22:01-23:00, Sat., 20 Jan. 0.0349 0.0309 0.0326
21:01-22:00, Sat., 20 Jan. 0.0354 0.0293 0.0322
20:01-21:00, Sat., 20 Jan. 0.0348 0.0302 0.0318
19:01-20:00, Sat., 20 Jan. 0.0342 0.0292 0.0319
18:01-19:00, Sat., 20 Jan. 0.0333 0.0298 0.0317
17:01-18:00, Sat., 20 Jan. 0.0333 0.0294 0.0314
16:01-17:00, Sat., 20 Jan. 0.0333 0.0296 0.0317
15:01-16:00, Sat., 20 Jan. 0.0333 0.0297 0.0317
14:01-15:00, Sat., 20 Jan. 0.0340 0.0290 0.0316
13:01-14:00, Sat., 20 Jan. 0.0335 0.0298 0.0315
12:01-13:00, Sat., 20 Jan. 0.0335 0.0294 0.0314
11:01-12:00, Sat., 20 Jan. 0.0335 0.0301 0.0317
10:01-11:00, Sat., 20 Jan. 0.0347 0.0301 0.0319
09:01-10:00, Sat., 20 Jan. 0.0339 0.0288 0.0316
08:01-09:00, Sat., 20 Jan. 0.0339 0.0296 0.0315
07:01-08:00, Sat., 20 Jan. 0.0340 0.0294 0.0318
06:01-07:00, Sat., 20 Jan. 0.0342 0.0303 0.0318
05:01-06:00, Sat., 20 Jan. 0.0339 0.0290 0.0317
04:01-05:00, Sat., 20 Jan. 0.0333 0.0284 0.0314
03:01-04:00, Sat., 20 Jan. 0.0332 0.0297 0.0316
02:01-03:00, Sat., 20 Jan. 0.0339 0.0296 0.0313
01:01-02:00, Sat., 20 Jan. 0.0335 0.0298 0.0313
00:01-01:00, Sat., 20 Jan. 0.0340 0.0287 0.0315
23:01-24:00, Fri., 19 Jan. 0.0334 0.0293 0.0313
22:01-23:00, Fri., 19 Jan. 0.0326 0.0291 0.0307
21:01-22:00, Fri., 19 Jan. 0.0334 0.0291 0.0310
20:01-21:00, Fri., 19 Jan. 0.0326 0.0292 0.0309
19:01-20:00, Fri., 19 Jan. 0.0336 0.0289 0.0312
18:01-19:00, Fri., 19 Jan. 0.0330 0.0286 0.0311
17:01-18:00, Fri., 19 Jan. 0.0332 0.0288 0.0312
16:01-17:00, Fri., 19 Jan. 0.0340 0.0294 0.0312
15:01-16:00, Fri., 19 Jan. 0.0340 0.0297 0.0316
14:01-15:00, Fri., 19 Jan. 0.0337 0.0290 0.0315
13:01-14:00, Fri., 19 Jan. 0.0336 0.0294 0.0313
12:01-13:00, Fri., 19 Jan. 0.0336 0.0302 0.0316
11:01-12:00, Fri., 19 Jan. 0.0337 0.0288 0.0316
10:01-11:00, Fri., 19 Jan. 0.0338 0.0296 0.0317
09:01-10:00, Fri., 19 Jan. 0.0343 0.0298 0.0319
08:01-09:00, Fri., 19 Jan. 0.0351 0.0308 0.0325
07:01-08:00, Fri., 19 Jan. 0.0345 0.0301 0.0320
06:01-07:00, Fri., 19 Jan. 0.0348 0.0303 0.0320
05:01-06:00, Fri., 19 Jan. 0.0344 0.0299 0.0321
04:01-05:00, Fri., 19 Jan. 0.0348 0.0301 0.0326
03:01-04:00, Fri., 19 Jan. 0.0341 0.0306 0.0326
02:01-03:00, Fri., 19 Jan. 0.0346 0.0300 0.0325
01:01-02:00, Fri., 19 Jan. 0.0341 0.0307 0.0324
00:01-01:00, Fri., 19 Jan. 0.0337 0.0301 0.0319
23:01-24:00, Thu., 18 Jan. 0.0338 0.0294 0.0318
22:01-23:00, Thu., 18 Jan. 0.0342 0.0294 0.0320
21:01-22:00, Thu., 18 Jan. 0.0337 0.0302 0.0319
20:01-21:00, Thu., 18 Jan. 0.0335 0.0295 0.0313
19:01-20:00, Thu., 18 Jan. 0.0336 0.0296 0.0313
18:01-19:00, Thu., 18 Jan. 0.0335 0.0292 0.0309
17:01-18:00, Thu., 18 Jan. 0.0334 0.0285 0.0310
16:01-17:00, Thu., 18 Jan. 0.0335 0.0289 0.0309
15:01-16:00, Thu., 18 Jan. 0.0329 0.0292 0.0314
14:01-15:00, Thu., 18 Jan. 0.0342 0.0286 0.0313
13:01-14:00, Thu., 18 Jan. 0.0332 0.0293 0.0313
12:01-13:00, Thu., 18 Jan. 0.0337 0.0290 0.0313
11:01-12:00, Thu., 18 Jan. 0.0342 0.0302 0.0316
10:01-11:00, Thu., 18 Jan. 0.0339 0.0288 0.0316
09:01-10:00, Thu., 18 Jan. 0.0344 0.0294 0.0318
08:01-09:00, Thu., 18 Jan. 0.0340 0.0305 0.0321
07:01-08:00, Thu., 18 Jan. 0.0349 0.0306 0.0325
06:01-07:00, Thu., 18 Jan. 0.0342 0.0303 0.0325
05:01-06:00, Thu., 18 Jan. 0.0347 0.0304 0.0326
04:01-05:00, Thu., 18 Jan. 0.0346 0.0307 0.0322
03:01-04:00, Thu., 18 Jan. 0.0348 0.0305 0.0325
02:01-03:00, Thu., 18 Jan. 0.0355 0.0295 0.0321
01:01-02:00, Thu., 18 Jan. 0.0348 0.0298 0.0321
00:01-01:00, Thu., 18 Jan. 0.0341 0.0295 0.0319
23:01-24:00, Wed., 17 Jan. 0.0339 0.0306 0.0322
22:01-23:00, Wed., 17 Jan. 0.0356 0.0312 0.0334
21:01-22:00, Wed., 17 Jan. 0.0426 0.0335 0.0368
20:01-21:00, Wed., 17 Jan. 0.0395 0.0337 0.0363
19:01-20:00, Wed., 17 Jan. 0.0434 0.0355 0.0395
18:01-19:00, Wed., 17 Jan. 0.0478 0.0371 0.0435
17:01-18:00, Wed., 17 Jan. 0.0453 0.0360 0.0396
16:01-17:00, Wed., 17 Jan. 0.0390 0.0341 0.0362
15:01-16:00, Wed., 17 Jan. 0.0369 0.0327 0.0343
14:01-15:00, Wed., 17 Jan. 0.0361 0.0316 0.0338
13:01-14:00, Wed., 17 Jan. 0.0356 0.0307 0.0332
12:01-13:00, Wed., 17 Jan. 0.0357 0.0320 0.0338
11:01-12:00, Wed., 17 Jan. 0.0360 0.0308 0.0329
10:01-11:00, Wed., 17 Jan. 0.0356 0.0312 0.0333
09:01-10:00, Wed., 17 Jan. 0.0360 0.0309 0.0336
08:01-09:00, Wed., 17 Jan. 0.0362 0.0316 0.0341
07:01-08:00, Wed., 17 Jan. 0.0364 0.0322 0.0342
06:01-07:00, Wed., 17 Jan. 0.0350 0.0305 0.0331
05:01-06:00, Wed., 17 Jan. 0.0346 0.0302 0.0326
04:01-05:00, Wed., 17 Jan. 0.0348 0.0299 0.0326
03:01-04:00, Wed., 17 Jan. 0.0345 0.0313 0.0328
02:01-03:00, Wed., 17 Jan. 0.0349 0.0313 0.0331
01:01-02:00, Wed., 17 Jan. 0.0347 0.0310 0.0325
00:01-01:00, Wed., 17 Jan. 0.0342 0.0303 0.0321
23:01-24:00, Tue., 16 Jan. 0.0343 0.0293 0.0324
22:01-23:00, Tue., 16 Jan. 0.0353 0.0309 0.0329
21:01-22:00, Tue., 16 Jan. 0.0352 0.0302 0.0325
20:01-21:00, Tue., 16 Jan. 0.0352 0.0304 0.0322
19:01-20:00, Tue., 16 Jan. 0.0337 0.0297 0.0314
18:01-19:00, Tue., 16 Jan. 0.0338 0.0298 0.0314
17:01-18:00, Tue., 16 Jan. 0.0328 0.0299 0.0315
16:01-17:00, Tue., 16 Jan. 0.0339 0.0290 0.0312
15:01-16:00, Tue., 16 Jan. 0.0336 0.0291 0.0316
14:01-15:00, Tue., 16 Jan. 0.0340 0.0299 0.0320
13:01-14:00, Tue., 16 Jan. 0.0342 0.0298 0.0322
12:01-13:00, Tue., 16 Jan. 0.0344 0.0298 0.0320
11:01-12:00, Tue., 16 Jan. 0.0345 0.0305 0.0327
10:01-11:00, Tue., 16 Jan. 0.0356 0.0307 0.0329
09:01-10:00, Tue., 16 Jan. 0.0349 0.0316 0.0332
08:01-09:00, Tue., 16 Jan. 0.0354 0.0314 0.0330
07:01-08:00, Tue., 16 Jan. 0.0340 0.0305 0.0321
06:01-07:00, Tue., 16 Jan. 0.0339 0.0291 0.0321
05:01-06:00, Tue., 16 Jan. 0.0345 0.0303 0.0322
04:01-05:00, Tue., 16 Jan. 0.0355 0.0302 0.0324
03:01-04:00, Tue., 16 Jan. 0.0348 0.0305 0.0324
02:01-03:00, Tue., 16 Jan. 0.0343 0.0297 0.0322
01:01-02:00, Tue., 16 Jan. 0.0357 0.0308 0.0326
00:01-01:00, Tue., 16 Jan. 0.0343 0.0303 0.0325
23:01-24:00, Mon., 15 Jan. 0.0344 0.0299 0.0325
22:01-23:00, Mon., 15 Jan. 0.0347 0.0305 0.0321
21:01-22:00, Mon., 15 Jan. 0.0345 0.0299 0.0321
20:01-21:00, Mon., 15 Jan. 0.0356 0.0309 0.0327
19:01-20:00, Mon., 15 Jan. 0.0338 0.0302 0.0322
18:01-19:00, Mon., 15 Jan. 0.0344 0.0300 0.0321
17:01-18:00, Mon., 15 Jan. 0.0342 0.0306 0.0321
16:01-17:00, Mon., 15 Jan. 0.0344 0.0302 0.0324
15:01-16:00, Mon., 15 Jan. 0.0340 0.0301 0.0322
14:01-15:00, Mon., 15 Jan. 0.0354 0.0300 0.0322
13:01-14:00, Mon., 15 Jan. 0.0344 0.0300 0.0320
12:01-13:00, Mon., 15 Jan. 0.0341 0.0302 0.0323
11:01-12:00, Mon., 15 Jan. 0.0343 0.0297 0.0324
10:01-11:00, Mon., 15 Jan. 0.0357 0.0314 0.0335
09:01-10:00, Mon., 15 Jan. 0.0355 0.0308 0.0331
08:01-09:00, Mon., 15 Jan. 0.0351 0.0311 0.0331
07:01-08:00, Mon., 15 Jan. 0.0342 0.0307 0.0327
06:01-07:00, Mon., 15 Jan. 0.0341 0.0311 0.0326
05:01-06:00, Mon., 15 Jan. 0.0351 0.0308 0.0328
04:01-05:00, Mon., 15 Jan. 0.0356 0.0315 0.0335
03:01-04:00, Mon., 15 Jan. 0.0345 0.0301 0.0323
02:01-03:00, Mon., 15 Jan. 0.0333 0.0300 0.0315
01:01-02:00, Mon., 15 Jan. 0.0335 0.0297 0.0313
00:01-01:00, Mon., 15 Jan. 0.0336 0.0293 0.0315