Measurement results by the hour (Hachioji) 9 Oct., 2023 - 15 Oct., 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., 15 Oct. 0.0376 0.0317 0.0339
22:01-23:00, Sun., 15 Oct. 0.0363 0.0316 0.0339
21:01-22:00, Sun., 15 Oct. 0.0358 0.0312 0.0340
20:01-21:00, Sun., 15 Oct. 0.0368 0.0308 0.0337
19:01-20:00, Sun., 15 Oct. 0.0356 0.0309 0.0335
18:01-19:00, Sun., 15 Oct. 0.0367 0.0313 0.0336
17:01-18:00, Sun., 15 Oct. 0.0355 0.0297 0.0335
16:01-17:00, Sun., 15 Oct. 0.0364 0.0311 0.0336
15:01-16:00, Sun., 15 Oct. 0.0354 0.0314 0.0336
14:01-15:00, Sun., 15 Oct. 0.0362 0.0315 0.0338
13:01-14:00, Sun., 15 Oct. 0.0370 0.0315 0.0348
12:01-13:00, Sun., 15 Oct. 0.0426 0.0350 0.0388
11:01-12:00, Sun., 15 Oct. 0.0453 0.0408 0.0429
10:01-11:00, Sun., 15 Oct. 0.0503 0.0415 0.0454
09:01-10:00, Sun., 15 Oct. 0.0516 0.0446 0.0474
08:01-09:00, Sun., 15 Oct. 0.0505 0.0425 0.0462
07:01-08:00, Sun., 15 Oct. 0.0472 0.0411 0.0438
06:01-07:00, Sun., 15 Oct. 0.0467 0.0404 0.0433
05:01-06:00, Sun., 15 Oct. 0.0440 0.0376 0.0410
04:01-05:00, Sun., 15 Oct. 0.0416 0.0363 0.0390
03:01-04:00, Sun., 15 Oct. 0.0423 0.0365 0.0391
02:01-03:00, Sun., 15 Oct. 0.0421 0.0374 0.0397
01:01-02:00, Sun., 15 Oct. 0.0414 0.0360 0.0392
00:01-01:00, Sun., 15 Oct. 0.0406 0.0353 0.0381
23:01-24:00, Sat., 14 Oct. 0.0399 0.0348 0.0370
22:01-23:00, Sat., 14 Oct. 0.0390 0.0331 0.0363
21:01-22:00, Sat., 14 Oct. 0.0368 0.0315 0.0349
20:01-21:00, Sat., 14 Oct. 0.0384 0.0323 0.0351
19:01-20:00, Sat., 14 Oct. 0.0371 0.0322 0.0345
18:01-19:00, Sat., 14 Oct. 0.0368 0.0320 0.0344
17:01-18:00, Sat., 14 Oct. 0.0367 0.0326 0.0345
16:01-17:00, Sat., 14 Oct. 0.0379 0.0327 0.0347
15:01-16:00, Sat., 14 Oct. 0.0371 0.0324 0.0343
14:01-15:00, Sat., 14 Oct. 0.0376 0.0319 0.0345
13:01-14:00, Sat., 14 Oct. 0.0375 0.0309 0.0345
12:01-13:00, Sat., 14 Oct. 0.0382 0.0322 0.0349
11:01-12:00, Sat., 14 Oct. 0.0371 0.0322 0.0349
10:01-11:00, Sat., 14 Oct. 0.0384 0.0335 0.0355
09:01-10:00, Sat., 14 Oct. 0.0384 0.0329 0.0353
08:01-09:00, Sat., 14 Oct. 0.0374 0.0331 0.0353
07:01-08:00, Sat., 14 Oct. 0.0383 0.0318 0.0349
06:01-07:00, Sat., 14 Oct. 0.0377 0.0323 0.0350
05:01-06:00, Sat., 14 Oct. 0.0374 0.0322 0.0347
04:01-05:00, Sat., 14 Oct. 0.0365 0.0322 0.0344
03:01-04:00, Sat., 14 Oct. 0.0366 0.0322 0.0342
02:01-03:00, Sat., 14 Oct. 0.0358 0.0319 0.0339
01:01-02:00, Sat., 14 Oct. 0.0366 0.0315 0.0341
00:01-01:00, Sat., 14 Oct. 0.0363 0.0315 0.0337
23:01-24:00, Fri., 13 Oct. 0.0360 0.0299 0.0338
22:01-23:00, Fri., 13 Oct. 0.0360 0.0313 0.0336
21:01-22:00, Fri., 13 Oct. 0.0356 0.0315 0.0337
20:01-21:00, Fri., 13 Oct. 0.0356 0.0311 0.0338
19:01-20:00, Fri., 13 Oct. 0.0367 0.0310 0.0338
18:01-19:00, Fri., 13 Oct. 0.0357 0.0309 0.0337
17:01-18:00, Fri., 13 Oct. 0.0380 0.0311 0.0337
16:01-17:00, Fri., 13 Oct. 0.0357 0.0312 0.0337
15:01-16:00, Fri., 13 Oct. 0.0358 0.0313 0.0337
14:01-15:00, Fri., 13 Oct. 0.0368 0.0320 0.0340
13:01-14:00, Fri., 13 Oct. 0.0361 0.0315 0.0338
12:01-13:00, Fri., 13 Oct. 0.0368 0.0319 0.0342
11:01-12:00, Fri., 13 Oct. 0.0373 0.0314 0.0343
10:01-11:00, Fri., 13 Oct. 0.0366 0.0317 0.0339
09:01-10:00, Fri., 13 Oct. 0.0363 0.0318 0.0340
08:01-09:00, Fri., 13 Oct. 0.0367 0.0311 0.0346
07:01-08:00, Fri., 13 Oct. 0.0379 0.0319 0.0348
06:01-07:00, Fri., 13 Oct. 0.0383 0.0325 0.0347
05:01-06:00, Fri., 13 Oct. 0.0360 0.0323 0.0340
04:01-05:00, Fri., 13 Oct. 0.0352 0.0305 0.0332
03:01-04:00, Fri., 13 Oct. 0.0361 0.0301 0.0333
02:01-03:00, Fri., 13 Oct. 0.0360 0.0309 0.0332
01:01-02:00, Fri., 13 Oct. 0.0377 0.0313 0.0334
00:01-01:00, Fri., 13 Oct. 0.0359 0.0305 0.0337
23:01-24:00, Thu., 12 Oct. 0.0364 0.0315 0.0341
22:01-23:00, Thu., 12 Oct. 0.0389 0.0333 0.0357
21:01-22:00, Thu., 12 Oct. 0.0402 0.0346 0.0379
20:01-21:00, Thu., 12 Oct. 0.0414 0.0351 0.0389
19:01-20:00, Thu., 12 Oct. 0.0382 0.0318 0.0344
18:01-19:00, Thu., 12 Oct. 0.0369 0.0317 0.0341
17:01-18:00, Thu., 12 Oct. 0.0361 0.0321 0.0342
16:01-17:00, Thu., 12 Oct. 0.0369 0.0315 0.0341
15:01-16:00, Thu., 12 Oct. 0.0369 0.0322 0.0341
14:01-15:00, Thu., 12 Oct. 0.0363 0.0325 0.0341
13:01-14:00, Thu., 12 Oct. 0.0360 0.0318 0.0342
12:01-13:00, Thu., 12 Oct. 0.0364 0.0322 0.0343
11:01-12:00, Thu., 12 Oct. 0.0370 0.0320 0.0344
10:01-11:00, Thu., 12 Oct. 0.0361 0.0323 0.0343
09:01-10:00, Thu., 12 Oct. 0.0374 0.0320 0.0346
08:01-09:00, Thu., 12 Oct. 0.0362 0.0322 0.0340
07:01-08:00, Thu., 12 Oct. 0.0379 0.0318 0.0344
06:01-07:00, Thu., 12 Oct. 0.0359 0.0320 0.0338
05:01-06:00, Thu., 12 Oct. 0.0360 0.0318 0.0341
04:01-05:00, Thu., 12 Oct. 0.0360 0.0318 0.0342
03:01-04:00, Thu., 12 Oct. 0.0363 0.0320 0.0342
02:01-03:00, Thu., 12 Oct. 0.0369 0.0324 0.0344
01:01-02:00, Thu., 12 Oct. 0.0372 0.0315 0.0344
00:01-01:00, Thu., 12 Oct. 0.0363 0.0324 0.0344
23:01-24:00, Wed., 11 Oct. 0.0370 0.0316 0.0342
22:01-23:00, Wed., 11 Oct. 0.0361 0.0311 0.0338
21:01-22:00, Wed., 11 Oct. 0.0365 0.0321 0.0342
20:01-21:00, Wed., 11 Oct. 0.0370 0.0319 0.0337
19:01-20:00, Wed., 11 Oct. 0.0360 0.0322 0.0340
18:01-19:00, Wed., 11 Oct. 0.0364 0.0313 0.0339
17:01-18:00, Wed., 11 Oct. 0.0366 0.0318 0.0339
16:01-17:00, Wed., 11 Oct. 0.0363 0.0317 0.0337
15:01-16:00, Wed., 11 Oct. 0.0363 0.0311 0.0338
14:01-15:00, Wed., 11 Oct. 0.0361 0.0318 0.0338
13:01-14:00, Wed., 11 Oct. 0.0361 0.0313 0.0338
12:01-13:00, Wed., 11 Oct. 0.0359 0.0311 0.0336
11:01-12:00, Wed., 11 Oct. 0.0358 0.0311 0.0334
10:01-11:00, Wed., 11 Oct. 0.0361 0.0318 0.0337
09:01-10:00, Wed., 11 Oct. 0.0350 0.0307 0.0333
08:01-09:00, Wed., 11 Oct. 0.0357 0.0311 0.0336
07:01-08:00, Wed., 11 Oct. 0.0353 0.0316 0.0335
06:01-07:00, Wed., 11 Oct. 0.0355 0.0315 0.0335
05:01-06:00, Wed., 11 Oct. 0.0357 0.0318 0.0338
04:01-05:00, Wed., 11 Oct. 0.0353 0.0315 0.0332
03:01-04:00, Wed., 11 Oct. 0.0363 0.0316 0.0336
02:01-03:00, Wed., 11 Oct. 0.0357 0.0315 0.0336
01:01-02:00, Wed., 11 Oct. 0.0359 0.0315 0.0335
00:01-01:00, Wed., 11 Oct. 0.0358 0.0314 0.0333
23:01-24:00, Tue., 10 Oct. 0.0357 0.0311 0.0330
22:01-23:00, Tue., 10 Oct. 0.0349 0.0306 0.0331
21:01-22:00, Tue., 10 Oct. 0.0362 0.0311 0.0336
20:01-21:00, Tue., 10 Oct. 0.0350 0.0316 0.0335
19:01-20:00, Tue., 10 Oct. 0.0359 0.0313 0.0340
18:01-19:00, Tue., 10 Oct. 0.0395 0.0327 0.0359
17:01-18:00, Tue., 10 Oct. 0.0429 0.0360 0.0390
16:01-17:00, Tue., 10 Oct. 0.0414 0.0319 0.0349
15:01-16:00, Tue., 10 Oct. 0.0370 0.0311 0.0339
14:01-15:00, Tue., 10 Oct. 0.0365 0.0320 0.0341
13:01-14:00, Tue., 10 Oct. 0.0379 0.0315 0.0338
12:01-13:00, Tue., 10 Oct. 0.0360 0.0310 0.0333
11:01-12:00, Tue., 10 Oct. 0.0367 0.0310 0.0339
10:01-11:00, Tue., 10 Oct. 0.0368 0.0313 0.0338
09:01-10:00, Tue., 10 Oct. 0.0359 0.0318 0.0336
08:01-09:00, Tue., 10 Oct. 0.0370 0.0316 0.0340
07:01-08:00, Tue., 10 Oct. 0.0374 0.0313 0.0343
06:01-07:00, Tue., 10 Oct. 0.0375 0.0324 0.0349
05:01-06:00, Tue., 10 Oct. 0.0419 0.0344 0.0379
04:01-05:00, Tue., 10 Oct. 0.0440 0.0389 0.0413
03:01-04:00, Tue., 10 Oct. 0.0440 0.0377 0.0400
02:01-03:00, Tue., 10 Oct. 0.0426 0.0359 0.0391
01:01-02:00, Tue., 10 Oct. 0.0408 0.0324 0.0363
00:01-01:00, Tue., 10 Oct. 0.0374 0.0329 0.0351
23:01-24:00, Mon., 09 Oct. 0.0378 0.0329 0.0354
22:01-23:00, Mon., 09 Oct. 0.0377 0.0325 0.0354
21:01-22:00, Mon., 09 Oct. 0.0398 0.0343 0.0366
20:01-21:00, Mon., 09 Oct. 0.0362 0.0308 0.0337
19:01-20:00, Mon., 09 Oct. 0.0352 0.0309 0.0333
18:01-19:00, Mon., 09 Oct. 0.0369 0.0308 0.0340
17:01-18:00, Mon., 09 Oct. 0.0388 0.0322 0.0354
16:01-17:00, Mon., 09 Oct. 0.0381 0.0329 0.0359
15:01-16:00, Mon., 09 Oct. 0.0388 0.0340 0.0364
14:01-15:00, Mon., 09 Oct. 0.0418 0.0363 0.0389
13:01-14:00, Mon., 09 Oct. 0.0436 0.0386 0.0410
12:01-13:00, Mon., 09 Oct. 0.0437 0.0387 0.0407
11:01-12:00, Mon., 09 Oct. 0.0441 0.0386 0.0412
10:01-11:00, Mon., 09 Oct. 0.0461 0.0393 0.0426
09:01-10:00, Mon., 09 Oct. 0.0455 0.0392 0.0428
08:01-09:00, Mon., 09 Oct. 0.0433 0.0379 0.0407
07:01-08:00, Mon., 09 Oct. 0.0416 0.0363 0.0391
06:01-07:00, Mon., 09 Oct. 0.0428 0.0379 0.0402
05:01-06:00, Mon., 09 Oct. 0.0412 0.0370 0.0390
04:01-05:00, Mon., 09 Oct. 0.0420 0.0366 0.0392
03:01-04:00, Mon., 09 Oct. 0.0410 0.0365 0.0386
02:01-03:00, Mon., 09 Oct. 0.0411 0.0360 0.0385
01:01-02:00, Mon., 09 Oct. 0.0414 0.0360 0.0389
00:01-01:00, Mon., 09 Oct. 0.0419 0.0354 0.0380