Measurement results by the hour (Hachioji) 6 Dec., 2021 - 12 Dec., 2021

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., 12 Dec. 0.0349 0.0288 0.0318
22:01-23:00, Sun., 12 Dec. 0.0343 0.0298 0.0319
21:01-22:00, Sun., 12 Dec. 0.0348 0.0304 0.0323
20:01-21:00, Sun., 12 Dec. 0.0337 0.0295 0.0318
19:01-20:00, Sun., 12 Dec. 0.0346 0.0296 0.0318
18:01-19:00, Sun., 12 Dec. 0.0334 0.0287 0.0313
17:01-18:00, Sun., 12 Dec. 0.0335 0.0290 0.0312
16:01-17:00, Sun., 12 Dec. 0.0325 0.0291 0.0309
15:01-16:00, Sun., 12 Dec. 0.0336 0.0280 0.0309
14:01-15:00, Sun., 12 Dec. 0.0328 0.0293 0.0309
13:01-14:00, Sun., 12 Dec. 0.0334 0.0296 0.0314
12:01-13:00, Sun., 12 Dec. 0.0344 0.0291 0.0313
11:01-12:00, Sun., 12 Dec. 0.0334 0.0295 0.0314
10:01-11:00, Sun., 12 Dec. 0.0336 0.0304 0.0320
09:01-10:00, Sun., 12 Dec. 0.0339 0.0304 0.0321
08:01-09:00, Sun., 12 Dec. 0.0340 0.0303 0.0320
07:01-08:00, Sun., 12 Dec. 0.0345 0.0305 0.0323
06:01-07:00, Sun., 12 Dec. 0.0345 0.0305 0.0325
05:01-06:00, Sun., 12 Dec. 0.0347 0.0303 0.0324
04:01-05:00, Sun., 12 Dec. 0.0348 0.0301 0.0326
03:01-04:00, Sun., 12 Dec. 0.0336 0.0292 0.0316
02:01-03:00, Sun., 12 Dec. 0.0339 0.0290 0.0315
01:01-02:00, Sun., 12 Dec. 0.0338 0.0290 0.0313
00:01-01:00, Sun., 12 Dec. 0.0337 0.0299 0.0315
23:01-24:00, Sat., 11 Dec. 0.0329 0.0296 0.0312
22:01-23:00, Sat., 11 Dec. 0.0329 0.0287 0.0310
21:01-22:00, Sat., 11 Dec. 0.0335 0.0290 0.0312
20:01-21:00, Sat., 11 Dec. 0.0323 0.0288 0.0310
19:01-20:00, Sat., 11 Dec. 0.0328 0.0290 0.0310
18:01-19:00, Sat., 11 Dec. 0.0326 0.0284 0.0303
17:01-18:00, Sat., 11 Dec. 0.0327 0.0288 0.0304
16:01-17:00, Sat., 11 Dec. 0.0328 0.0289 0.0305
15:01-16:00, Sat., 11 Dec. 0.0338 0.0282 0.0306
14:01-15:00, Sat., 11 Dec. 0.0326 0.0283 0.0307
13:01-14:00, Sat., 11 Dec. 0.0328 0.0285 0.0307
12:01-13:00, Sat., 11 Dec. 0.0324 0.0284 0.0306
11:01-12:00, Sat., 11 Dec. 0.0332 0.0290 0.0306
10:01-11:00, Sat., 11 Dec. 0.0330 0.0289 0.0310
09:01-10:00, Sat., 11 Dec. 0.0343 0.0295 0.0320
08:01-09:00, Sat., 11 Dec. 0.0341 0.0301 0.0321
07:01-08:00, Sat., 11 Dec. 0.0342 0.0303 0.0321
06:01-07:00, Sat., 11 Dec. 0.0345 0.0300 0.0319
05:01-06:00, Sat., 11 Dec. 0.0341 0.0299 0.0317
04:01-05:00, Sat., 11 Dec. 0.0341 0.0294 0.0315
03:01-04:00, Sat., 11 Dec. 0.0332 0.0294 0.0313
02:01-03:00, Sat., 11 Dec. 0.0339 0.0298 0.0315
01:01-02:00, Sat., 11 Dec. 0.0340 0.0294 0.0313
00:01-01:00, Sat., 11 Dec. 0.0335 0.0277 0.0311
23:01-24:00, Fri., 10 Dec. 0.0332 0.0294 0.0310
22:01-23:00, Fri., 10 Dec. 0.0324 0.0276 0.0306
21:01-22:00, Fri., 10 Dec. 0.0329 0.0292 0.0310
20:01-21:00, Fri., 10 Dec. 0.0330 0.0286 0.0311
19:01-20:00, Fri., 10 Dec. 0.0329 0.0291 0.0309
18:01-19:00, Fri., 10 Dec. 0.0321 0.0287 0.0306
17:01-18:00, Fri., 10 Dec. 0.0323 0.0282 0.0304
16:01-17:00, Fri., 10 Dec. 0.0321 0.0283 0.0303
15:01-16:00, Fri., 10 Dec. 0.0322 0.0290 0.0304
14:01-15:00, Fri., 10 Dec. 0.0325 0.0280 0.0304
13:01-14:00, Fri., 10 Dec. 0.0325 0.0286 0.0302
12:01-13:00, Fri., 10 Dec. 0.0327 0.0285 0.0305
11:01-12:00, Fri., 10 Dec. 0.0339 0.0279 0.0304
10:01-11:00, Fri., 10 Dec. 0.0315 0.0283 0.0301
09:01-10:00, Fri., 10 Dec. 0.0315 0.0285 0.0302
08:01-09:00, Fri., 10 Dec. 0.0321 0.0281 0.0300
07:01-08:00, Fri., 10 Dec. 0.0326 0.0283 0.0303
06:01-07:00, Fri., 10 Dec. 0.0325 0.0285 0.0304
05:01-06:00, Fri., 10 Dec. 0.0328 0.0284 0.0302
04:01-05:00, Fri., 10 Dec. 0.0327 0.0276 0.0304
03:01-04:00, Fri., 10 Dec. 0.0326 0.0280 0.0301
02:01-03:00, Fri., 10 Dec. 0.0319 0.0276 0.0301
01:01-02:00, Fri., 10 Dec. 0.0327 0.0273 0.0299
00:01-01:00, Fri., 10 Dec. 0.0318 0.0283 0.0301
23:01-24:00, Thu., 09 Dec. 0.0321 0.0281 0.0299
22:01-23:00, Thu., 09 Dec. 0.0321 0.0272 0.0297
21:01-22:00, Thu., 09 Dec. 0.0316 0.0277 0.0297
20:01-21:00, Thu., 09 Dec. 0.0318 0.0280 0.0299
19:01-20:00, Thu., 09 Dec. 0.0318 0.0280 0.0298
18:01-19:00, Thu., 09 Dec. 0.0321 0.0283 0.0303
17:01-18:00, Thu., 09 Dec. 0.0326 0.0281 0.0302
16:01-17:00, Thu., 09 Dec. 0.0322 0.0283 0.0305
15:01-16:00, Thu., 09 Dec. 0.0318 0.0278 0.0299
14:01-15:00, Thu., 09 Dec. 0.0329 0.0277 0.0303
13:01-14:00, Thu., 09 Dec. 0.0328 0.0284 0.0304
12:01-13:00, Thu., 09 Dec. 0.0321 0.0280 0.0299
11:01-12:00, Thu., 09 Dec. 0.0324 0.0283 0.0299
10:01-11:00, Thu., 09 Dec. 0.0321 0.0282 0.0304
09:01-10:00, Thu., 09 Dec. 0.0317 0.0285 0.0302
08:01-09:00, Thu., 09 Dec. 0.0323 0.0281 0.0304
07:01-08:00, Thu., 09 Dec. 0.0320 0.0285 0.0301
06:01-07:00, Thu., 09 Dec. 0.0324 0.0280 0.0300
05:01-06:00, Thu., 09 Dec. 0.0324 0.0284 0.0303
04:01-05:00, Thu., 09 Dec. 0.0326 0.0284 0.0303
03:01-04:00, Thu., 09 Dec. 0.0331 0.0282 0.0306
02:01-03:00, Thu., 09 Dec. 0.0333 0.0296 0.0314
01:01-02:00, Thu., 09 Dec. 0.0332 0.0287 0.0307
00:01-01:00, Thu., 09 Dec. 0.0337 0.0290 0.0312
23:01-24:00, Wed., 08 Dec. 0.0339 0.0300 0.0318
22:01-23:00, Wed., 08 Dec. 0.0339 0.0306 0.0322
21:01-22:00, Wed., 08 Dec. 0.0336 0.0294 0.0316
20:01-21:00, Wed., 08 Dec. 0.0354 0.0303 0.0332
19:01-20:00, Wed., 08 Dec. 0.0352 0.0303 0.0331
18:01-19:00, Wed., 08 Dec. 0.0346 0.0297 0.0323
17:01-18:00, Wed., 08 Dec. 0.0345 0.0292 0.0319
16:01-17:00, Wed., 08 Dec. 0.0348 0.0301 0.0322
15:01-16:00, Wed., 08 Dec. 0.0363 0.0317 0.0335
14:01-15:00, Wed., 08 Dec. 0.0365 0.0324 0.0343
13:01-14:00, Wed., 08 Dec. 0.0369 0.0329 0.0352
12:01-13:00, Wed., 08 Dec. 0.0368 0.0323 0.0346
11:01-12:00, Wed., 08 Dec. 0.0375 0.0322 0.0351
10:01-11:00, Wed., 08 Dec. 0.0391 0.0349 0.0365
09:01-10:00, Wed., 08 Dec. 0.0398 0.0349 0.0366
08:01-09:00, Wed., 08 Dec. 0.0427 0.0355 0.0378
07:01-08:00, Wed., 08 Dec. 0.0441 0.0364 0.0401
06:01-07:00, Wed., 08 Dec. 0.0440 0.0364 0.0407
05:01-06:00, Wed., 08 Dec. 0.0434 0.0353 0.0380
04:01-05:00, Wed., 08 Dec. 0.0411 0.0348 0.0374
03:01-04:00, Wed., 08 Dec. 0.0397 0.0336 0.0360
02:01-03:00, Wed., 08 Dec. 0.0363 0.0318 0.0343
01:01-02:00, Wed., 08 Dec. 0.0404 0.0342 0.0367
00:01-01:00, Wed., 08 Dec. 0.0432 0.0354 0.0388
23:01-24:00, Tue., 07 Dec. 0.0426 0.0363 0.0395
22:01-23:00, Tue., 07 Dec. 0.0395 0.0345 0.0366
21:01-22:00, Tue., 07 Dec. 0.0447 0.0357 0.0395
20:01-21:00, Tue., 07 Dec. 0.0423 0.0361 0.0391
19:01-20:00, Tue., 07 Dec. 0.0394 0.0329 0.0356
18:01-19:00, Tue., 07 Dec. 0.0367 0.0291 0.0331
17:01-18:00, Tue., 07 Dec. 0.0338 0.0294 0.0313
16:01-17:00, Tue., 07 Dec. 0.0332 0.0285 0.0309
15:01-16:00, Tue., 07 Dec. 0.0328 0.0285 0.0308
14:01-15:00, Tue., 07 Dec. 0.0325 0.0285 0.0306
13:01-14:00, Tue., 07 Dec. 0.0328 0.0283 0.0305
12:01-13:00, Tue., 07 Dec. 0.0335 0.0294 0.0312
11:01-12:00, Tue., 07 Dec. 0.0347 0.0289 0.0313
10:01-11:00, Tue., 07 Dec. 0.0330 0.0297 0.0311
09:01-10:00, Tue., 07 Dec. 0.0329 0.0289 0.0311
08:01-09:00, Tue., 07 Dec. 0.0340 0.0292 0.0317
07:01-08:00, Tue., 07 Dec. 0.0340 0.0301 0.0321
06:01-07:00, Tue., 07 Dec. 0.0333 0.0302 0.0320
05:01-06:00, Tue., 07 Dec. 0.0339 0.0296 0.0321
04:01-05:00, Tue., 07 Dec. 0.0333 0.0294 0.0315
03:01-04:00, Tue., 07 Dec. 0.0351 0.0301 0.0318
02:01-03:00, Tue., 07 Dec. 0.0339 0.0289 0.0318
01:01-02:00, Tue., 07 Dec. 0.0338 0.0302 0.0317
00:01-01:00, Tue., 07 Dec. 0.0344 0.0300 0.0323
23:01-24:00, Mon., 06 Dec. 0.0342 0.0295 0.0320
22:01-23:00, Mon., 06 Dec. 0.0337 0.0300 0.0318
21:01-22:00, Mon., 06 Dec. 0.0340 0.0302 0.0323
20:01-21:00, Mon., 06 Dec. 0.0354 0.0294 0.0320
19:01-20:00, Mon., 06 Dec. 0.0341 0.0303 0.0321
18:01-19:00, Mon., 06 Dec. 0.0338 0.0298 0.0317
17:01-18:00, Mon., 06 Dec. 0.0338 0.0293 0.0312
16:01-17:00, Mon., 06 Dec. 0.0332 0.0292 0.0308
15:01-16:00, Mon., 06 Dec. 0.0329 0.0291 0.0308
14:01-15:00, Mon., 06 Dec. 0.0330 0.0293 0.0311
13:01-14:00, Mon., 06 Dec. 0.0339 0.0300 0.0318
12:01-13:00, Mon., 06 Dec. 0.0341 0.0295 0.0316
11:01-12:00, Mon., 06 Dec. 0.0346 0.0300 0.0322
10:01-11:00, Mon., 06 Dec. 0.0341 0.0294 0.0315
09:01-10:00, Mon., 06 Dec. 0.0338 0.0292 0.0314
08:01-09:00, Mon., 06 Dec. 0.0339 0.0311 0.0325
07:01-08:00, Mon., 06 Dec. 0.0347 0.0307 0.0329
06:01-07:00, Mon., 06 Dec. 0.0337 0.0301 0.0321
05:01-06:00, Mon., 06 Dec. 0.0333 0.0298 0.0314
04:01-05:00, Mon., 06 Dec. 0.0342 0.0294 0.0316
03:01-04:00, Mon., 06 Dec. 0.0337 0.0292 0.0313
02:01-03:00, Mon., 06 Dec. 0.0343 0.0300 0.0320
01:01-02:00, Mon., 06 Dec. 0.0347 0.0301 0.0322
00:01-01:00, Mon., 06 Dec. 0.0332 0.0292 0.0314