Measurement results by the hour (Hachioji) 27 Jan., 2020 - 2 Feb., 2020

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., 02 Feb. 0.0322 0.0287 0.0307
22:01-23:00, Sun., 02 Feb. 0.0328 0.0285 0.0305
21:01-22:00, Sun., 02 Feb. 0.0328 0.0289 0.0306
20:01-21:00, Sun., 02 Feb. 0.0327 0.0279 0.0304
19:01-20:00, Sun., 02 Feb. 0.0321 0.0287 0.0304
18:01-19:00, Sun., 02 Feb. 0.0325 0.0287 0.0304
17:01-18:00, Sun., 02 Feb. 0.0324 0.0280 0.0305
16:01-17:00, Sun., 02 Feb. 0.0326 0.0285 0.0305
15:01-16:00, Sun., 02 Feb. 0.0332 0.0280 0.0307
14:01-15:00, Sun., 02 Feb. 0.0330 0.0290 0.0307
13:01-14:00, Sun., 02 Feb. 0.0333 0.0289 0.0309
12:01-13:00, Sun., 02 Feb. 0.0324 0.0287 0.0308
11:01-12:00, Sun., 02 Feb. 0.0330 0.0289 0.0311
10:01-11:00, Sun., 02 Feb. 0.0332 0.0287 0.0309
09:01-10:00, Sun., 02 Feb. 0.0345 0.0295 0.0314
08:01-09:00, Sun., 02 Feb. 0.0341 0.0300 0.0317
07:01-08:00, Sun., 02 Feb. 0.0349 0.0299 0.0317
06:01-07:00, Sun., 02 Feb. 0.0340 0.0297 0.0314
05:01-06:00, Sun., 02 Feb. 0.0337 0.0294 0.0316
04:01-05:00, Sun., 02 Feb. 0.0346 0.0303 0.0321
03:01-04:00, Sun., 02 Feb. 0.0336 0.0302 0.0320
02:01-03:00, Sun., 02 Feb. 0.0337 0.0298 0.0319
01:01-02:00, Sun., 02 Feb. 0.0340 0.0298 0.0317
00:01-01:00, Sun., 02 Feb. 0.0343 0.0298 0.0318
23:01-24:00, Sat., 01 Feb. 0.0339 0.0300 0.0315
22:01-23:00, Sat., 01 Feb. 0.0324 0.0286 0.0309
21:01-22:00, Sat., 01 Feb. 0.0329 0.0292 0.0309
20:01-21:00, Sat., 01 Feb. 0.0321 0.0281 0.0305
19:01-20:00, Sat., 01 Feb. 0.0335 0.0279 0.0303
18:01-19:00, Sat., 01 Feb. 0.0333 0.0285 0.0302
17:01-18:00, Sat., 01 Feb. 0.0322 0.0284 0.0302
16:01-17:00, Sat., 01 Feb. 0.0336 0.0286 0.0302
15:01-16:00, Sat., 01 Feb. 0.0320 0.0287 0.0303
14:01-15:00, Sat., 01 Feb. 0.0330 0.0291 0.0306
13:01-14:00, Sat., 01 Feb. 0.0330 0.0282 0.0305
12:01-13:00, Sat., 01 Feb. 0.0331 0.0278 0.0307
11:01-12:00, Sat., 01 Feb. 0.0331 0.0286 0.0309
10:01-11:00, Sat., 01 Feb. 0.0333 0.0289 0.0310
09:01-10:00, Sat., 01 Feb. 0.0332 0.0283 0.0309
08:01-09:00, Sat., 01 Feb. 0.0326 0.0290 0.0308
07:01-08:00, Sat., 01 Feb. 0.0329 0.0286 0.0311
06:01-07:00, Sat., 01 Feb. 0.0331 0.0288 0.0311
05:01-06:00, Sat., 01 Feb. 0.0324 0.0287 0.0308
04:01-05:00, Sat., 01 Feb. 0.0335 0.0284 0.0312
03:01-04:00, Sat., 01 Feb. 0.0329 0.0290 0.0310
02:01-03:00, Sat., 01 Feb. 0.0326 0.0287 0.0305
01:01-02:00, Sat., 01 Feb. 0.0338 0.0296 0.0312
00:01-01:00, Sat., 01 Feb. 0.0337 0.0293 0.0312
23:01-24:00, Fri., 31 Jan. 0.0333 0.0287 0.0311
22:01-23:00, Fri., 31 Jan. 0.0330 0.0291 0.0312
21:01-22:00, Fri., 31 Jan. 0.0337 0.0294 0.0312
20:01-21:00, Fri., 31 Jan. 0.0325 0.0293 0.0310
19:01-20:00, Fri., 31 Jan. 0.0333 0.0297 0.0309
18:01-19:00, Fri., 31 Jan. 0.0342 0.0290 0.0311
17:01-18:00, Fri., 31 Jan. 0.0335 0.0297 0.0313
16:01-17:00, Fri., 31 Jan. 0.0328 0.0292 0.0309
15:01-16:00, Fri., 31 Jan. 0.0334 0.0282 0.0307
14:01-15:00, Fri., 31 Jan. 0.0320 0.0285 0.0308
13:01-14:00, Fri., 31 Jan. 0.0324 0.0289 0.0307
12:01-13:00, Fri., 31 Jan. 0.0330 0.0293 0.0312
11:01-12:00, Fri., 31 Jan. 0.0333 0.0282 0.0310
10:01-11:00, Fri., 31 Jan. 0.0332 0.0277 0.0307
09:01-10:00, Fri., 31 Jan. 0.0327 0.0290 0.0306
08:01-09:00, Fri., 31 Jan. 0.0330 0.0289 0.0310
07:01-08:00, Fri., 31 Jan. 0.0329 0.0298 0.0311
06:01-07:00, Fri., 31 Jan. 0.0330 0.0287 0.0308
05:01-06:00, Fri., 31 Jan. 0.0335 0.0283 0.0307
04:01-05:00, Fri., 31 Jan. 0.0323 0.0292 0.0307
03:01-04:00, Fri., 31 Jan. 0.0329 0.0288 0.0304
02:01-03:00, Fri., 31 Jan. 0.0320 0.0287 0.0304
01:01-02:00, Fri., 31 Jan. 0.0314 0.0283 0.0302
00:01-01:00, Fri., 31 Jan. 0.0322 0.0288 0.0306
23:01-24:00, Thu., 30 Jan. 0.0326 0.0287 0.0304
22:01-23:00, Thu., 30 Jan. 0.0324 0.0278 0.0300
21:01-22:00, Thu., 30 Jan. 0.0331 0.0284 0.0306
20:01-21:00, Thu., 30 Jan. 0.0316 0.0283 0.0303
19:01-20:00, Thu., 30 Jan. 0.0328 0.0286 0.0304
18:01-19:00, Thu., 30 Jan. 0.0324 0.0288 0.0306
17:01-18:00, Thu., 30 Jan. 0.0318 0.0291 0.0304
16:01-17:00, Thu., 30 Jan. 0.0316 0.0282 0.0299
15:01-16:00, Thu., 30 Jan. 0.0320 0.0274 0.0300
14:01-15:00, Thu., 30 Jan. 0.0328 0.0284 0.0301
13:01-14:00, Thu., 30 Jan. 0.0326 0.0283 0.0304
12:01-13:00, Thu., 30 Jan. 0.0322 0.0280 0.0302
11:01-12:00, Thu., 30 Jan. 0.0332 0.0285 0.0301
10:01-11:00, Thu., 30 Jan. 0.0326 0.0285 0.0307
09:01-10:00, Thu., 30 Jan. 0.0339 0.0293 0.0314
08:01-09:00, Thu., 30 Jan. 0.0331 0.0290 0.0310
07:01-08:00, Thu., 30 Jan. 0.0328 0.0293 0.0307
06:01-07:00, Thu., 30 Jan. 0.0326 0.0285 0.0306
05:01-06:00, Thu., 30 Jan. 0.0327 0.0286 0.0307
04:01-05:00, Thu., 30 Jan. 0.0331 0.0285 0.0307
03:01-04:00, Thu., 30 Jan. 0.0327 0.0293 0.0307
02:01-03:00, Thu., 30 Jan. 0.0336 0.0290 0.0306
01:01-02:00, Thu., 30 Jan. 0.0333 0.0284 0.0303
00:01-01:00, Thu., 30 Jan. 0.0330 0.0289 0.0307
23:01-24:00, Wed., 29 Jan. 0.0328 0.0280 0.0303
22:01-23:00, Wed., 29 Jan. 0.0327 0.0289 0.0305
21:01-22:00, Wed., 29 Jan. 0.0333 0.0281 0.0302
20:01-21:00, Wed., 29 Jan. 0.0326 0.0290 0.0303
19:01-20:00, Wed., 29 Jan. 0.0316 0.0276 0.0297
18:01-19:00, Wed., 29 Jan. 0.0322 0.0284 0.0299
17:01-18:00, Wed., 29 Jan. 0.0316 0.0276 0.0296
16:01-17:00, Wed., 29 Jan. 0.0314 0.0277 0.0295
15:01-16:00, Wed., 29 Jan. 0.0313 0.0276 0.0297
14:01-15:00, Wed., 29 Jan. 0.0315 0.0279 0.0297
13:01-14:00, Wed., 29 Jan. 0.0315 0.0272 0.0298
12:01-13:00, Wed., 29 Jan. 0.0320 0.0276 0.0297
11:01-12:00, Wed., 29 Jan. 0.0322 0.0281 0.0300
10:01-11:00, Wed., 29 Jan. 0.0313 0.0275 0.0299
09:01-10:00, Wed., 29 Jan. 0.0322 0.0279 0.0299
08:01-09:00, Wed., 29 Jan. 0.0322 0.0282 0.0299
07:01-08:00, Wed., 29 Jan. 0.0324 0.0288 0.0308
06:01-07:00, Wed., 29 Jan. 0.0351 0.0298 0.0323
05:01-06:00, Wed., 29 Jan. 0.0404 0.0328 0.0357
04:01-05:00, Wed., 29 Jan. 0.0404 0.0353 0.0376
03:01-04:00, Wed., 29 Jan. 0.0387 0.0341 0.0360
02:01-03:00, Wed., 29 Jan. 0.0422 0.0355 0.0379
01:01-02:00, Wed., 29 Jan. 0.0440 0.0387 0.0411
00:01-01:00, Wed., 29 Jan. 0.0433 0.0368 0.0400
23:01-24:00, Tue., 28 Jan. 0.0449 0.0366 0.0417
22:01-23:00, Tue., 28 Jan. 0.0469 0.0382 0.0417
21:01-22:00, Tue., 28 Jan. 0.0456 0.0386 0.0428
20:01-21:00, Tue., 28 Jan. 0.0475 0.0404 0.0433
19:01-20:00, Tue., 28 Jan. 0.0484 0.0404 0.0435
18:01-19:00, Tue., 28 Jan. 0.0491 0.0412 0.0441
17:01-18:00, Tue., 28 Jan. 0.0467 0.0399 0.0432
16:01-17:00, Tue., 28 Jan. 0.0463 0.0388 0.0425
15:01-16:00, Tue., 28 Jan. 0.0458 0.0384 0.0417
14:01-15:00, Tue., 28 Jan. 0.0459 0.0384 0.0421
13:01-14:00, Tue., 28 Jan. 0.0465 0.0399 0.0435
12:01-13:00, Tue., 28 Jan. 0.0470 0.0393 0.0429
11:01-12:00, Tue., 28 Jan. 0.0421 0.0362 0.0391
10:01-11:00, Tue., 28 Jan. 0.0423 0.0350 0.0384
09:01-10:00, Tue., 28 Jan. 0.0422 0.0355 0.0384
08:01-09:00, Tue., 28 Jan. 0.0431 0.0351 0.0374
07:01-08:00, Tue., 28 Jan. 0.0422 0.0367 0.0393
06:01-07:00, Tue., 28 Jan. 0.0427 0.0365 0.0391
05:01-06:00, Tue., 28 Jan. 0.0450 0.0358 0.0391
04:01-05:00, Tue., 28 Jan. 0.0423 0.0358 0.0382
03:01-04:00, Tue., 28 Jan. 0.0418 0.0358 0.0378
02:01-03:00, Tue., 28 Jan. 0.0431 0.0360 0.0395
01:01-02:00, Tue., 28 Jan. 0.0400 0.0341 0.0365
00:01-01:00, Tue., 28 Jan. 0.0432 0.0362 0.0394
23:01-24:00, Mon., 27 Jan. 0.0440 0.0365 0.0404
22:01-23:00, Mon., 27 Jan. 0.0418 0.0358 0.0389
21:01-22:00, Mon., 27 Jan. 0.0404 0.0356 0.0374
20:01-21:00, Mon., 27 Jan. 0.0422 0.0360 0.0388
19:01-20:00, Mon., 27 Jan. 0.0391 0.0296 0.0349
18:01-19:00, Mon., 27 Jan. 0.0332 0.0290 0.0309
17:01-18:00, Mon., 27 Jan. 0.0324 0.0280 0.0302
16:01-17:00, Mon., 27 Jan. 0.0325 0.0276 0.0302
15:01-16:00, Mon., 27 Jan. 0.0326 0.0283 0.0303
14:01-15:00, Mon., 27 Jan. 0.0325 0.0285 0.0303
13:01-14:00, Mon., 27 Jan. 0.0326 0.0284 0.0304
12:01-13:00, Mon., 27 Jan. 0.0343 0.0292 0.0307
11:01-12:00, Mon., 27 Jan. 0.0331 0.0288 0.0311
10:01-11:00, Mon., 27 Jan. 0.0340 0.0287 0.0310
09:01-10:00, Mon., 27 Jan. 0.0347 0.0293 0.0314
08:01-09:00, Mon., 27 Jan. 0.0345 0.0296 0.0316
07:01-08:00, Mon., 27 Jan. 0.0343 0.0294 0.0319
06:01-07:00, Mon., 27 Jan. 0.0339 0.0307 0.0322
05:01-06:00, Mon., 27 Jan. 0.0349 0.0303 0.0322
04:01-05:00, Mon., 27 Jan. 0.0331 0.0294 0.0315
03:01-04:00, Mon., 27 Jan. 0.0329 0.0297 0.0312
02:01-03:00, Mon., 27 Jan. 0.0334 0.0289 0.0311
01:01-02:00, Mon., 27 Jan. 0.0331 0.0287 0.0309
00:01-01:00, Mon., 27 Jan. 0.0337 0.0293 0.0307