Measurement results by the hour (Hachioji) 30 Jan., 2023 - 5 Feb., 2023

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., 05 Feb. 0.0383 0.0330 0.0355
22:01-23:00, Sun., 05 Feb. 0.0381 0.0332 0.0356
21:01-22:00, Sun., 05 Feb. 0.0384 0.0325 0.0347
20:01-21:00, Sun., 05 Feb. 0.0370 0.0318 0.0343
19:01-20:00, Sun., 05 Feb. 0.0363 0.0319 0.0343
18:01-19:00, Sun., 05 Feb. 0.0366 0.0325 0.0341
17:01-18:00, Sun., 05 Feb. 0.0366 0.0322 0.0344
16:01-17:00, Sun., 05 Feb. 0.0350 0.0322 0.0340
10:01-11:00, Sun., 05 Feb. 0.0374 0.0321 0.0349
09:01-10:00, Sun., 05 Feb. 0.0375 0.0331 0.0354
08:01-09:00, Sun., 05 Feb. 0.0384 0.0340 0.0361
07:01-08:00, Sun., 05 Feb. 0.0391 0.0346 0.0365
06:01-07:00, Sun., 05 Feb. 0.0388 0.0345 0.0365
05:01-06:00, Sun., 05 Feb. 0.0384 0.0347 0.0361
04:01-05:00, Sun., 05 Feb. 0.0384 0.0335 0.0360
03:01-04:00, Sun., 05 Feb. 0.0380 0.0339 0.0360
02:01-03:00, Sun., 05 Feb. 0.0389 0.0324 0.0362
01:01-02:00, Sun., 05 Feb. 0.0393 0.0329 0.0358
00:01-01:00, Sun., 05 Feb. 0.0380 0.0324 0.0356
23:01-24:00, Sat., 04 Feb. 0.0383 0.0327 0.0354
22:01-23:00, Sat., 04 Feb. 0.0389 0.0326 0.0355
21:01-22:00, Sat., 04 Feb. 0.0379 0.0330 0.0353
20:01-21:00, Sat., 04 Feb. 0.0374 0.0324 0.0351
19:01-20:00, Sat., 04 Feb. 0.0375 0.0328 0.0349
18:01-19:00, Sat., 04 Feb. 0.0368 0.0315 0.0344
17:01-18:00, Sat., 04 Feb. 0.0371 0.0328 0.0343
16:01-17:00, Sat., 04 Feb. 0.0364 0.0320 0.0340
15:01-16:00, Sat., 04 Feb. 0.0370 0.0319 0.0342
14:01-15:00, Sat., 04 Feb. 0.0365 0.0318 0.0341
13:01-14:00, Sat., 04 Feb. 0.0369 0.0321 0.0345
12:01-13:00, Sat., 04 Feb. 0.0374 0.0312 0.0345
11:01-12:00, Sat., 04 Feb. 0.0372 0.0325 0.0346
10:01-11:00, Sat., 04 Feb. 0.0372 0.0325 0.0349
09:01-10:00, Sat., 04 Feb. 0.0377 0.0329 0.0353
08:01-09:00, Sat., 04 Feb. 0.0381 0.0333 0.0359
07:01-08:00, Sat., 04 Feb. 0.0387 0.0346 0.0364
06:01-07:00, Sat., 04 Feb. 0.0389 0.0325 0.0358
05:01-06:00, Sat., 04 Feb. 0.0381 0.0331 0.0355
04:01-05:00, Sat., 04 Feb. 0.0387 0.0328 0.0361
03:01-04:00, Sat., 04 Feb. 0.0377 0.0332 0.0358
02:01-03:00, Sat., 04 Feb. 0.0381 0.0315 0.0358
01:01-02:00, Sat., 04 Feb. 0.0373 0.0334 0.0352
00:01-01:00, Sat., 04 Feb. 0.0376 0.0334 0.0351
23:01-24:00, Fri., 03 Feb. 0.0373 0.0331 0.0352
22:01-23:00, Fri., 03 Feb. 0.0367 0.0324 0.0350
21:01-22:00, Fri., 03 Feb. 0.0370 0.0322 0.0348
20:01-21:00, Fri., 03 Feb. 0.0381 0.0322 0.0348
19:01-20:00, Fri., 03 Feb. 0.0368 0.0328 0.0348
18:01-19:00, Fri., 03 Feb. 0.0370 0.0322 0.0347
17:01-18:00, Fri., 03 Feb. 0.0366 0.0331 0.0348
16:01-17:00, Fri., 03 Feb. 0.0371 0.0323 0.0348
15:01-16:00, Fri., 03 Feb. 0.0371 0.0330 0.0350
14:01-15:00, Fri., 03 Feb. 0.0376 0.0329 0.0349
13:01-14:00, Fri., 03 Feb. 0.0375 0.0325 0.0347
12:01-13:00, Fri., 03 Feb. 0.0367 0.0329 0.0349
11:01-12:00, Fri., 03 Feb. 0.0384 0.0315 0.0350
10:01-11:00, Fri., 03 Feb. 0.0374 0.0328 0.0352
09:01-10:00, Fri., 03 Feb. 0.0374 0.0319 0.0351
08:01-09:00, Fri., 03 Feb. 0.0371 0.0327 0.0351
07:01-08:00, Fri., 03 Feb. 0.0373 0.0328 0.0349
06:01-07:00, Fri., 03 Feb. 0.0375 0.0329 0.0350
05:01-06:00, Fri., 03 Feb. 0.0376 0.0323 0.0350
04:01-05:00, Fri., 03 Feb. 0.0369 0.0320 0.0350
03:01-04:00, Fri., 03 Feb. 0.0368 0.0322 0.0348
02:01-03:00, Fri., 03 Feb. 0.0376 0.0330 0.0346
01:01-02:00, Fri., 03 Feb. 0.0369 0.0324 0.0346
00:01-01:00, Fri., 03 Feb. 0.0376 0.0322 0.0348
23:01-24:00, Thu., 02 Feb. 0.0367 0.0322 0.0344
22:01-23:00, Thu., 02 Feb. 0.0366 0.0319 0.0346
21:01-22:00, Thu., 02 Feb. 0.0364 0.0315 0.0342
20:01-21:00, Thu., 02 Feb. 0.0377 0.0324 0.0346
19:01-20:00, Thu., 02 Feb. 0.0371 0.0319 0.0345
18:01-19:00, Thu., 02 Feb. 0.0374 0.0323 0.0345
17:01-18:00, Thu., 02 Feb. 0.0363 0.0320 0.0342
16:01-17:00, Thu., 02 Feb. 0.0368 0.0312 0.0340
15:01-16:00, Thu., 02 Feb. 0.0362 0.0311 0.0341
14:01-15:00, Thu., 02 Feb. 0.0370 0.0317 0.0343
13:01-14:00, Thu., 02 Feb. 0.0375 0.0315 0.0343
12:01-13:00, Thu., 02 Feb. 0.0365 0.0328 0.0345
11:01-12:00, Thu., 02 Feb. 0.0369 0.0319 0.0351
10:01-11:00, Thu., 02 Feb. 0.0371 0.0330 0.0351
09:01-10:00, Thu., 02 Feb. 0.0379 0.0329 0.0350
08:01-09:00, Thu., 02 Feb. 0.0372 0.0326 0.0350
07:01-08:00, Thu., 02 Feb. 0.0373 0.0325 0.0351
06:01-07:00, Thu., 02 Feb. 0.0377 0.0322 0.0355
05:01-06:00, Thu., 02 Feb. 0.0377 0.0326 0.0354
04:01-05:00, Thu., 02 Feb. 0.0371 0.0326 0.0349
03:01-04:00, Thu., 02 Feb. 0.0374 0.0332 0.0354
02:01-03:00, Thu., 02 Feb. 0.0387 0.0330 0.0357
01:01-02:00, Thu., 02 Feb. 0.0384 0.0339 0.0357
00:01-01:00, Thu., 02 Feb. 0.0373 0.0329 0.0352
23:01-24:00, Wed., 01 Feb. 0.0373 0.0328 0.0350
22:01-23:00, Wed., 01 Feb. 0.0370 0.0320 0.0344
21:01-22:00, Wed., 01 Feb. 0.0368 0.0314 0.0339
20:01-21:00, Wed., 01 Feb. 0.0368 0.0323 0.0343
19:01-20:00, Wed., 01 Feb. 0.0358 0.0319 0.0339
18:01-19:00, Wed., 01 Feb. 0.0374 0.0315 0.0340
17:01-18:00, Wed., 01 Feb. 0.0366 0.0313 0.0342
16:01-17:00, Wed., 01 Feb. 0.0360 0.0317 0.0340
15:01-16:00, Wed., 01 Feb. 0.0364 0.0317 0.0343
14:01-15:00, Wed., 01 Feb. 0.0369 0.0313 0.0344
13:01-14:00, Wed., 01 Feb. 0.0363 0.0315 0.0342
12:01-13:00, Wed., 01 Feb. 0.0363 0.0312 0.0339
11:01-12:00, Wed., 01 Feb. 0.0373 0.0321 0.0346
10:01-11:00, Wed., 01 Feb. 0.0381 0.0316 0.0348
09:01-10:00, Wed., 01 Feb. 0.0376 0.0329 0.0349
08:01-09:00, Wed., 01 Feb. 0.0376 0.0332 0.0353
07:01-08:00, Wed., 01 Feb. 0.0379 0.0329 0.0353
06:01-07:00, Wed., 01 Feb. 0.0377 0.0332 0.0353
05:01-06:00, Wed., 01 Feb. 0.0377 0.0327 0.0353
04:01-05:00, Wed., 01 Feb. 0.0374 0.0329 0.0353
03:01-04:00, Wed., 01 Feb. 0.0369 0.0331 0.0350
02:01-03:00, Wed., 01 Feb. 0.0370 0.0325 0.0348
01:01-02:00, Wed., 01 Feb. 0.0371 0.0321 0.0346
00:01-01:00, Wed., 01 Feb. 0.0363 0.0326 0.0346
23:01-24:00, Tue., 31 Jan. 0.0371 0.0315 0.0344
22:01-23:00, Tue., 31 Jan. 0.0372 0.0310 0.0342
21:01-22:00, Tue., 31 Jan. 0.0367 0.0325 0.0346
20:01-21:00, Tue., 31 Jan. 0.0371 0.0322 0.0343
19:01-20:00, Tue., 31 Jan. 0.0370 0.0316 0.0344
18:01-19:00, Tue., 31 Jan. 0.0367 0.0315 0.0344
17:01-18:00, Tue., 31 Jan. 0.0370 0.0322 0.0342
16:01-17:00, Tue., 31 Jan. 0.0365 0.0317 0.0344
15:01-16:00, Tue., 31 Jan. 0.0365 0.0325 0.0343
14:01-15:00, Tue., 31 Jan. 0.0368 0.0315 0.0342
13:01-14:00, Tue., 31 Jan. 0.0363 0.0318 0.0345
12:01-13:00, Tue., 31 Jan. 0.0372 0.0322 0.0346
11:01-12:00, Tue., 31 Jan. 0.0372 0.0316 0.0347
10:01-11:00, Tue., 31 Jan. 0.0366 0.0321 0.0345
09:01-10:00, Tue., 31 Jan. 0.0374 0.0327 0.0350
08:01-09:00, Tue., 31 Jan. 0.0375 0.0319 0.0352
07:01-08:00, Tue., 31 Jan. 0.0378 0.0339 0.0353
06:01-07:00, Tue., 31 Jan. 0.0383 0.0334 0.0357
05:01-06:00, Tue., 31 Jan. 0.0375 0.0328 0.0350
04:01-05:00, Tue., 31 Jan. 0.0374 0.0318 0.0344
03:01-04:00, Tue., 31 Jan. 0.0374 0.0323 0.0344
02:01-03:00, Tue., 31 Jan. 0.0368 0.0326 0.0346
01:01-02:00, Tue., 31 Jan. 0.0374 0.0329 0.0349
00:01-01:00, Tue., 31 Jan. 0.0374 0.0326 0.0350
23:01-24:00, Mon., 30 Jan. 0.0375 0.0330 0.0351
22:01-23:00, Mon., 30 Jan. 0.0377 0.0325 0.0351
21:01-22:00, Mon., 30 Jan. 0.0369 0.0334 0.0351
20:01-21:00, Mon., 30 Jan. 0.0378 0.0329 0.0354
19:01-20:00, Mon., 30 Jan. 0.0374 0.0337 0.0357
18:01-19:00, Mon., 30 Jan. 0.0382 0.0324 0.0355
17:01-18:00, Mon., 30 Jan. 0.0370 0.0333 0.0351
16:01-17:00, Mon., 30 Jan. 0.0375 0.0327 0.0354
15:01-16:00, Mon., 30 Jan. 0.0372 0.0327 0.0348
14:01-15:00, Mon., 30 Jan. 0.0369 0.0322 0.0345
13:01-14:00, Mon., 30 Jan. 0.0378 0.0329 0.0347
12:01-13:00, Mon., 30 Jan. 0.0378 0.0318 0.0346
11:01-12:00, Mon., 30 Jan. 0.0374 0.0327 0.0354
10:01-11:00, Mon., 30 Jan. 0.0375 0.0330 0.0358
09:01-10:00, Mon., 30 Jan. 0.0376 0.0332 0.0355
08:01-09:00, Mon., 30 Jan. 0.0380 0.0318 0.0358
07:01-08:00, Mon., 30 Jan. 0.0387 0.0332 0.0358
06:01-07:00, Mon., 30 Jan. 0.0386 0.0340 0.0360
05:01-06:00, Mon., 30 Jan. 0.0388 0.0339 0.0360
04:01-05:00, Mon., 30 Jan. 0.0389 0.0331 0.0361
03:01-04:00, Mon., 30 Jan. 0.0385 0.0337 0.0362
02:01-03:00, Mon., 30 Jan. 0.0388 0.0338 0.0361
01:01-02:00, Mon., 30 Jan. 0.0395 0.0338 0.0359
00:01-01:00, Mon., 30 Jan. 0.0384 0.0341 0.0362