Measurement results by the hour (Hachioji) 29 Jan., 2024 - 4 Feb., 2024

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., 04 Feb. 0.0377 0.0329 0.0352
22:01-23:00, Sun., 04 Feb. 0.0380 0.0320 0.0352
21:01-22:00, Sun., 04 Feb. 0.0367 0.0333 0.0352
20:01-21:00, Sun., 04 Feb. 0.0374 0.0332 0.0355
19:01-20:00, Sun., 04 Feb. 0.0373 0.0329 0.0352
18:01-19:00, Sun., 04 Feb. 0.0369 0.0322 0.0344
17:01-18:00, Sun., 04 Feb. 0.0360 0.0320 0.0343
10:01-11:00, Sun., 04 Feb. 0.0446 0.0356 0.0403
09:01-10:00, Sun., 04 Feb. 0.0503 0.0423 0.0466
08:01-09:00, Sun., 04 Feb. 0.0485 0.0423 0.0447
07:01-08:00, Sun., 04 Feb. 0.0454 0.0385 0.0419
06:01-07:00, Sun., 04 Feb. 0.0463 0.0382 0.0419
05:01-06:00, Sun., 04 Feb. 0.0488 0.0418 0.0458
04:01-05:00, Sun., 04 Feb. 0.0477 0.0409 0.0448
03:01-04:00, Sun., 04 Feb. 0.0451 0.0359 0.0399
02:01-03:00, Sun., 04 Feb. 0.0426 0.0363 0.0391
01:01-02:00, Sun., 04 Feb. 0.0437 0.0336 0.0387
00:01-01:00, Sun., 04 Feb. 0.0367 0.0318 0.0343
23:01-24:00, Sat., 03 Feb. 0.0367 0.0311 0.0338
22:01-23:00, Sat., 03 Feb. 0.0371 0.0311 0.0335
21:01-22:00, Sat., 03 Feb. 0.0348 0.0312 0.0335
20:01-21:00, Sat., 03 Feb. 0.0360 0.0320 0.0336
19:01-20:00, Sat., 03 Feb. 0.0356 0.0310 0.0336
18:01-19:00, Sat., 03 Feb. 0.0380 0.0314 0.0336
17:01-18:00, Sat., 03 Feb. 0.0360 0.0310 0.0336
16:01-17:00, Sat., 03 Feb. 0.0363 0.0314 0.0336
15:01-16:00, Sat., 03 Feb. 0.0367 0.0318 0.0338
14:01-15:00, Sat., 03 Feb. 0.0358 0.0318 0.0336
13:01-14:00, Sat., 03 Feb. 0.0360 0.0321 0.0338
12:01-13:00, Sat., 03 Feb. 0.0361 0.0313 0.0338
11:01-12:00, Sat., 03 Feb. 0.0361 0.0312 0.0337
10:01-11:00, Sat., 03 Feb. 0.0363 0.0320 0.0342
09:01-10:00, Sat., 03 Feb. 0.0395 0.0318 0.0350
08:01-09:00, Sat., 03 Feb. 0.0378 0.0335 0.0357
07:01-08:00, Sat., 03 Feb. 0.0385 0.0342 0.0359
06:01-07:00, Sat., 03 Feb. 0.0384 0.0328 0.0356
05:01-06:00, Sat., 03 Feb. 0.0375 0.0332 0.0355
04:01-05:00, Sat., 03 Feb. 0.0381 0.0326 0.0357
03:01-04:00, Sat., 03 Feb. 0.0376 0.0337 0.0356
02:01-03:00, Sat., 03 Feb. 0.0377 0.0318 0.0349
01:01-02:00, Sat., 03 Feb. 0.0360 0.0312 0.0343
00:01-01:00, Sat., 03 Feb. 0.0376 0.0324 0.0345
23:01-24:00, Fri., 02 Feb. 0.0367 0.0315 0.0343
22:01-23:00, Fri., 02 Feb. 0.0369 0.0316 0.0343
21:01-22:00, Fri., 02 Feb. 0.0365 0.0324 0.0343
20:01-21:00, Fri., 02 Feb. 0.0376 0.0318 0.0344
19:01-20:00, Fri., 02 Feb. 0.0375 0.0322 0.0344
18:01-19:00, Fri., 02 Feb. 0.0363 0.0315 0.0340
17:01-18:00, Fri., 02 Feb. 0.0368 0.0320 0.0339
16:01-17:00, Fri., 02 Feb. 0.0367 0.0312 0.0340
15:01-16:00, Fri., 02 Feb. 0.0369 0.0321 0.0342
14:01-15:00, Fri., 02 Feb. 0.0368 0.0326 0.0344
13:01-14:00, Fri., 02 Feb. 0.0363 0.0327 0.0345
12:01-13:00, Fri., 02 Feb. 0.0367 0.0321 0.0344
11:01-12:00, Fri., 02 Feb. 0.0365 0.0318 0.0343
10:01-11:00, Fri., 02 Feb. 0.0367 0.0320 0.0343
09:01-10:00, Fri., 02 Feb. 0.0365 0.0318 0.0344
08:01-09:00, Fri., 02 Feb. 0.0363 0.0317 0.0344
07:01-08:00, Fri., 02 Feb. 0.0369 0.0308 0.0345
06:01-07:00, Fri., 02 Feb. 0.0375 0.0315 0.0343
05:01-06:00, Fri., 02 Feb. 0.0360 0.0318 0.0341
04:01-05:00, Fri., 02 Feb. 0.0362 0.0317 0.0345
03:01-04:00, Fri., 02 Feb. 0.0371 0.0328 0.0349
02:01-03:00, Fri., 02 Feb. 0.0365 0.0325 0.0347
01:01-02:00, Fri., 02 Feb. 0.0374 0.0326 0.0350
00:01-01:00, Fri., 02 Feb. 0.0379 0.0322 0.0352
23:01-24:00, Thu., 01 Feb. 0.0374 0.0333 0.0351
22:01-23:00, Thu., 01 Feb. 0.0382 0.0329 0.0353
21:01-22:00, Thu., 01 Feb. 0.0381 0.0319 0.0351
20:01-21:00, Thu., 01 Feb. 0.0375 0.0330 0.0352
19:01-20:00, Thu., 01 Feb. 0.0369 0.0329 0.0348
18:01-19:00, Thu., 01 Feb. 0.0370 0.0319 0.0346
17:01-18:00, Thu., 01 Feb. 0.0366 0.0325 0.0345
16:01-17:00, Thu., 01 Feb. 0.0371 0.0322 0.0345
15:01-16:00, Thu., 01 Feb. 0.0390 0.0318 0.0348
14:01-15:00, Thu., 01 Feb. 0.0364 0.0315 0.0344
13:01-14:00, Thu., 01 Feb. 0.0367 0.0318 0.0341
12:01-13:00, Thu., 01 Feb. 0.0372 0.0322 0.0345
11:01-12:00, Thu., 01 Feb. 0.0372 0.0325 0.0350
10:01-11:00, Thu., 01 Feb. 0.0376 0.0323 0.0353
09:01-10:00, Thu., 01 Feb. 0.0377 0.0336 0.0354
08:01-09:00, Thu., 01 Feb. 0.0385 0.0333 0.0362
07:01-08:00, Thu., 01 Feb. 0.0384 0.0331 0.0362
06:01-07:00, Thu., 01 Feb. 0.0395 0.0336 0.0362
05:01-06:00, Thu., 01 Feb. 0.0398 0.0342 0.0364
04:01-05:00, Thu., 01 Feb. 0.0385 0.0337 0.0366
03:01-04:00, Thu., 01 Feb. 0.0384 0.0339 0.0360
02:01-03:00, Thu., 01 Feb. 0.0383 0.0319 0.0351
01:01-02:00, Thu., 01 Feb. 0.0378 0.0336 0.0356
00:01-01:00, Thu., 01 Feb. 0.0373 0.0329 0.0350
23:01-24:00, Wed., 31 Jan. 0.0368 0.0322 0.0346
22:01-23:00, Wed., 31 Jan. 0.0367 0.0318 0.0341
21:01-22:00, Wed., 31 Jan. 0.0364 0.0307 0.0337
20:01-21:00, Wed., 31 Jan. 0.0363 0.0318 0.0336
19:01-20:00, Wed., 31 Jan. 0.0362 0.0315 0.0340
18:01-19:00, Wed., 31 Jan. 0.0363 0.0321 0.0340
17:01-18:00, Wed., 31 Jan. 0.0363 0.0311 0.0336
16:01-17:00, Wed., 31 Jan. 0.0357 0.0313 0.0337
15:01-16:00, Wed., 31 Jan. 0.0360 0.0298 0.0339
14:01-15:00, Wed., 31 Jan. 0.0365 0.0323 0.0340
13:01-14:00, Wed., 31 Jan. 0.0366 0.0322 0.0340
12:01-13:00, Wed., 31 Jan. 0.0364 0.0318 0.0342
11:01-12:00, Wed., 31 Jan. 0.0373 0.0329 0.0348
10:01-11:00, Wed., 31 Jan. 0.0377 0.0329 0.0352
09:01-10:00, Wed., 31 Jan. 0.0372 0.0332 0.0354
08:01-09:00, Wed., 31 Jan. 0.0371 0.0332 0.0353
07:01-08:00, Wed., 31 Jan. 0.0382 0.0327 0.0354
06:01-07:00, Wed., 31 Jan. 0.0375 0.0332 0.0354
05:01-06:00, Wed., 31 Jan. 0.0385 0.0329 0.0353
04:01-05:00, Wed., 31 Jan. 0.0374 0.0330 0.0353
03:01-04:00, Wed., 31 Jan. 0.0386 0.0336 0.0354
02:01-03:00, Wed., 31 Jan. 0.0383 0.0342 0.0362
01:01-02:00, Wed., 31 Jan. 0.0384 0.0332 0.0356
00:01-01:00, Wed., 31 Jan. 0.0374 0.0328 0.0351
23:01-24:00, Tue., 30 Jan. 0.0370 0.0323 0.0348
22:01-23:00, Tue., 30 Jan. 0.0368 0.0325 0.0345
21:01-22:00, Tue., 30 Jan. 0.0363 0.0319 0.0346
20:01-21:00, Tue., 30 Jan. 0.0363 0.0318 0.0340
19:01-20:00, Tue., 30 Jan. 0.0364 0.0309 0.0339
18:01-19:00, Tue., 30 Jan. 0.0359 0.0316 0.0338
17:01-18:00, Tue., 30 Jan. 0.0356 0.0315 0.0337
16:01-17:00, Tue., 30 Jan. 0.0363 0.0311 0.0340
15:01-16:00, Tue., 30 Jan. 0.0360 0.0311 0.0340
14:01-15:00, Tue., 30 Jan. 0.0363 0.0311 0.0338
13:01-14:00, Tue., 30 Jan. 0.0362 0.0321 0.0340
12:01-13:00, Tue., 30 Jan. 0.0366 0.0325 0.0342
11:01-12:00, Tue., 30 Jan. 0.0366 0.0318 0.0345
10:01-11:00, Tue., 30 Jan. 0.0377 0.0333 0.0353
09:01-10:00, Tue., 30 Jan. 0.0392 0.0329 0.0357
08:01-09:00, Tue., 30 Jan. 0.0385 0.0311 0.0357
07:01-08:00, Tue., 30 Jan. 0.0383 0.0332 0.0357
06:01-07:00, Tue., 30 Jan. 0.0398 0.0342 0.0364
05:01-06:00, Tue., 30 Jan. 0.0387 0.0349 0.0367
04:01-05:00, Tue., 30 Jan. 0.0396 0.0342 0.0364
03:01-04:00, Tue., 30 Jan. 0.0391 0.0343 0.0364
02:01-03:00, Tue., 30 Jan. 0.0390 0.0339 0.0363
01:01-02:00, Tue., 30 Jan. 0.0386 0.0336 0.0357
00:01-01:00, Tue., 30 Jan. 0.0376 0.0333 0.0353
23:01-24:00, Mon., 29 Jan. 0.0374 0.0320 0.0349
22:01-23:00, Mon., 29 Jan. 0.0362 0.0304 0.0342
21:01-22:00, Mon., 29 Jan. 0.0366 0.0318 0.0341
20:01-21:00, Mon., 29 Jan. 0.0360 0.0313 0.0339
19:01-20:00, Mon., 29 Jan. 0.0359 0.0315 0.0334
18:01-19:00, Mon., 29 Jan. 0.0360 0.0318 0.0335
17:01-18:00, Mon., 29 Jan. 0.0362 0.0308 0.0336
16:01-17:00, Mon., 29 Jan. 0.0363 0.0319 0.0338
15:01-16:00, Mon., 29 Jan. 0.0359 0.0301 0.0339
14:01-15:00, Mon., 29 Jan. 0.0363 0.0315 0.0339
13:01-14:00, Mon., 29 Jan. 0.0382 0.0315 0.0340
12:01-13:00, Mon., 29 Jan. 0.0368 0.0317 0.0338
11:01-12:00, Mon., 29 Jan. 0.0369 0.0315 0.0339
10:01-11:00, Mon., 29 Jan. 0.0374 0.0313 0.0346
09:01-10:00, Mon., 29 Jan. 0.0367 0.0322 0.0348
08:01-09:00, Mon., 29 Jan. 0.0374 0.0323 0.0349
07:01-08:00, Mon., 29 Jan. 0.0375 0.0322 0.0353
06:01-07:00, Mon., 29 Jan. 0.0385 0.0323 0.0349
05:01-06:00, Mon., 29 Jan. 0.0373 0.0323 0.0349
04:01-05:00, Mon., 29 Jan. 0.0383 0.0333 0.0357
03:01-04:00, Mon., 29 Jan. 0.0378 0.0336 0.0357
02:01-03:00, Mon., 29 Jan. 0.0382 0.0322 0.0354
01:01-02:00, Mon., 29 Jan. 0.0384 0.0326 0.0350
00:01-01:00, Mon., 29 Jan. 0.0371 0.0328 0.0347