Measurement results by the hour (Hachioji) 16 Apr., 2018 - 22 Apr., 2018

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., 22 Apr. 0.0352 0.0302 0.0328
22:01-23:00, Sun., 22 Apr. 0.0353 0.0312 0.0329
21:01-22:00, Sun., 22 Apr. 0.0342 0.0302 0.0323
20:01-21:00, Sun., 22 Apr. 0.0341 0.0306 0.0322
19:01-20:00, Sun., 22 Apr. 0.0348 0.0300 0.0326
18:01-19:00, Sun., 22 Apr. 0.0346 0.0301 0.0323
17:01-18:00, Sun., 22 Apr. 0.0344 0.0305 0.0324
16:01-17:00, Sun., 22 Apr. 0.0343 0.0291 0.0319
15:01-16:00, Sun., 22 Apr. 0.0342 0.0304 0.0322
14:01-15:00, Sun., 22 Apr. 0.0339 0.0295 0.0321
13:01-14:00, Sun., 22 Apr. 0.0346 0.0299 0.0323
12:01-13:00, Sun., 22 Apr. 0.0345 0.0299 0.0325
11:01-12:00, Sun., 22 Apr. 0.0343 0.0309 0.0327
10:01-11:00, Sun., 22 Apr. 0.0356 0.0310 0.0329
09:01-10:00, Sun., 22 Apr. 0.0352 0.0312 0.0329
08:01-09:00, Sun., 22 Apr. 0.0358 0.0316 0.0336
07:01-08:00, Sun., 22 Apr. 0.0361 0.0322 0.0341
06:01-07:00, Sun., 22 Apr. 0.0351 0.0309 0.0331
05:01-06:00, Sun., 22 Apr. 0.0343 0.0305 0.0327
04:01-05:00, Sun., 22 Apr. 0.0347 0.0307 0.0329
03:01-04:00, Sun., 22 Apr. 0.0349 0.0308 0.0330
02:01-03:00, Sun., 22 Apr. 0.0357 0.0303 0.0328
01:01-02:00, Sun., 22 Apr. 0.0353 0.0316 0.0331
00:01-01:00, Sun., 22 Apr. 0.0357 0.0310 0.0332
23:01-24:00, Sat., 21 Apr. 0.0354 0.0301 0.0334
22:01-23:00, Sat., 21 Apr. 0.0357 0.0303 0.0331
21:01-22:00, Sat., 21 Apr. 0.0343 0.0300 0.0320
20:01-21:00, Sat., 21 Apr. 0.0334 0.0297 0.0317
19:01-20:00, Sat., 21 Apr. 0.0341 0.0293 0.0315
18:01-19:00, Sat., 21 Apr. 0.0340 0.0294 0.0317
17:01-18:00, Sat., 21 Apr. 0.0347 0.0298 0.0318
16:01-17:00, Sat., 21 Apr. 0.0334 0.0293 0.0315
15:01-16:00, Sat., 21 Apr. 0.0341 0.0299 0.0318
14:01-15:00, Sat., 21 Apr. 0.0334 0.0296 0.0317
13:01-14:00, Sat., 21 Apr. 0.0340 0.0289 0.0317
12:01-13:00, Sat., 21 Apr. 0.0337 0.0298 0.0317
11:01-12:00, Sat., 21 Apr. 0.0339 0.0289 0.0313
10:01-11:00, Sat., 21 Apr. 0.0338 0.0297 0.0317
09:01-10:00, Sat., 21 Apr. 0.0342 0.0297 0.0318
08:01-09:00, Sat., 21 Apr. 0.0350 0.0304 0.0320
07:01-08:00, Sat., 21 Apr. 0.0340 0.0299 0.0321
06:01-07:00, Sat., 21 Apr. 0.0346 0.0299 0.0324
05:01-06:00, Sat., 21 Apr. 0.0344 0.0297 0.0325
04:01-05:00, Sat., 21 Apr. 0.0351 0.0304 0.0323
03:01-04:00, Sat., 21 Apr. 0.0341 0.0301 0.0320
02:01-03:00, Sat., 21 Apr. 0.0339 0.0291 0.0320
01:01-02:00, Sat., 21 Apr. 0.0357 0.0305 0.0324
00:01-01:00, Sat., 21 Apr. 0.0341 0.0297 0.0317
23:01-24:00, Fri., 20 Apr. 0.0337 0.0292 0.0315
22:01-23:00, Fri., 20 Apr. 0.0336 0.0300 0.0314
21:01-22:00, Fri., 20 Apr. 0.0336 0.0296 0.0316
20:01-21:00, Fri., 20 Apr. 0.0328 0.0293 0.0313
19:01-20:00, Fri., 20 Apr. 0.0335 0.0289 0.0315
18:01-19:00, Fri., 20 Apr. 0.0340 0.0298 0.0317
17:01-18:00, Fri., 20 Apr. 0.0339 0.0303 0.0321
16:01-17:00, Fri., 20 Apr. 0.0336 0.0294 0.0318
15:01-16:00, Fri., 20 Apr. 0.0338 0.0302 0.0319
14:01-15:00, Fri., 20 Apr. 0.0348 0.0303 0.0320
13:01-14:00, Fri., 20 Apr. 0.0337 0.0303 0.0318
12:01-13:00, Fri., 20 Apr. 0.0339 0.0301 0.0319
11:01-12:00, Fri., 20 Apr. 0.0339 0.0301 0.0321
10:01-11:00, Fri., 20 Apr. 0.0337 0.0295 0.0318
09:01-10:00, Fri., 20 Apr. 0.0344 0.0304 0.0321
08:01-09:00, Fri., 20 Apr. 0.0348 0.0304 0.0322
07:01-08:00, Fri., 20 Apr. 0.0346 0.0308 0.0324
06:01-07:00, Fri., 20 Apr. 0.0351 0.0308 0.0325
05:01-06:00, Fri., 20 Apr. 0.0345 0.0306 0.0327
04:01-05:00, Fri., 20 Apr. 0.0344 0.0302 0.0321
03:01-04:00, Fri., 20 Apr. 0.0339 0.0300 0.0319
02:01-03:00, Fri., 20 Apr. 0.0339 0.0303 0.0321
01:01-02:00, Fri., 20 Apr. 0.0336 0.0301 0.0318
00:01-01:00, Fri., 20 Apr. 0.0334 0.0298 0.0317
23:01-24:00, Thu., 19 Apr. 0.0343 0.0303 0.0320
22:01-23:00, Thu., 19 Apr. 0.0337 0.0292 0.0317
21:01-22:00, Thu., 19 Apr. 0.0334 0.0287 0.0312
20:01-21:00, Thu., 19 Apr. 0.0328 0.0277 0.0310
19:01-20:00, Thu., 19 Apr. 0.0331 0.0289 0.0310
18:01-19:00, Thu., 19 Apr. 0.0339 0.0295 0.0313
17:01-18:00, Thu., 19 Apr. 0.0333 0.0290 0.0311
16:01-17:00, Thu., 19 Apr. 0.0334 0.0293 0.0310
15:01-16:00, Thu., 19 Apr. 0.0334 0.0301 0.0313
14:01-15:00, Thu., 19 Apr. 0.0329 0.0291 0.0310
13:01-14:00, Thu., 19 Apr. 0.0335 0.0297 0.0313
12:01-13:00, Thu., 19 Apr. 0.0331 0.0286 0.0310
11:01-12:00, Thu., 19 Apr. 0.0329 0.0293 0.0311
10:01-11:00, Thu., 19 Apr. 0.0336 0.0293 0.0312
09:01-10:00, Thu., 19 Apr. 0.0337 0.0301 0.0317
08:01-09:00, Thu., 19 Apr. 0.0349 0.0295 0.0318
07:01-08:00, Thu., 19 Apr. 0.0334 0.0304 0.0322
06:01-07:00, Thu., 19 Apr. 0.0342 0.0302 0.0323
05:01-06:00, Thu., 19 Apr. 0.0332 0.0287 0.0312
04:01-05:00, Thu., 19 Apr. 0.0326 0.0289 0.0307
03:01-04:00, Thu., 19 Apr. 0.0326 0.0292 0.0307
02:01-03:00, Thu., 19 Apr. 0.0320 0.0282 0.0305
01:01-02:00, Thu., 19 Apr. 0.0324 0.0288 0.0304
00:01-01:00, Thu., 19 Apr. 0.0352 0.0280 0.0310
23:01-24:00, Wed., 18 Apr. 0.0335 0.0288 0.0309
22:01-23:00, Wed., 18 Apr. 0.0329 0.0292 0.0308
21:01-22:00, Wed., 18 Apr. 0.0331 0.0289 0.0307
20:01-21:00, Wed., 18 Apr. 0.0326 0.0288 0.0309
19:01-20:00, Wed., 18 Apr. 0.0326 0.0288 0.0308
18:01-19:00, Wed., 18 Apr. 0.0331 0.0283 0.0306
17:01-18:00, Wed., 18 Apr. 0.0331 0.0291 0.0309
16:01-17:00, Wed., 18 Apr. 0.0329 0.0288 0.0307
15:01-16:00, Wed., 18 Apr. 0.0333 0.0287 0.0309
14:01-15:00, Wed., 18 Apr. 0.0331 0.0294 0.0315
13:01-14:00, Wed., 18 Apr. 0.0354 0.0301 0.0328
12:01-13:00, Wed., 18 Apr. 0.0413 0.0334 0.0367
11:01-12:00, Wed., 18 Apr. 0.0439 0.0360 0.0403
10:01-11:00, Wed., 18 Apr. 0.0436 0.0359 0.0389
09:01-10:00, Wed., 18 Apr. 0.0427 0.0357 0.0380
08:01-09:00, Wed., 18 Apr. 0.0402 0.0346 0.0371
07:01-08:00, Wed., 18 Apr. 0.0436 0.0363 0.0395
06:01-07:00, Wed., 18 Apr. 0.0451 0.0364 0.0414
05:01-06:00, Wed., 18 Apr. 0.0470 0.0383 0.0429
04:01-05:00, Wed., 18 Apr. 0.0513 0.0425 0.0456
03:01-04:00, Wed., 18 Apr. 0.0466 0.0412 0.0441
02:01-03:00, Wed., 18 Apr. 0.0475 0.0397 0.0437
01:01-02:00, Wed., 18 Apr. 0.0440 0.0363 0.0390
00:01-01:00, Wed., 18 Apr. 0.0494 0.0361 0.0429
23:01-24:00, Tue., 17 Apr. 0.0476 0.0389 0.0427
22:01-23:00, Tue., 17 Apr. 0.0460 0.0381 0.0423
21:01-22:00, Tue., 17 Apr. 0.0444 0.0360 0.0404
20:01-21:00, Tue., 17 Apr. 0.0421 0.0363 0.0391
19:01-20:00, Tue., 17 Apr. 0.0442 0.0355 0.0394
18:01-19:00, Tue., 17 Apr. 0.0419 0.0351 0.0381
17:01-18:00, Tue., 17 Apr. 0.0419 0.0348 0.0374
16:01-17:00, Tue., 17 Apr. 0.0432 0.0355 0.0384
15:01-16:00, Tue., 17 Apr. 0.0387 0.0330 0.0360
14:01-15:00, Tue., 17 Apr. 0.0366 0.0319 0.0340
13:01-14:00, Tue., 17 Apr. 0.0358 0.0308 0.0332
12:01-13:00, Tue., 17 Apr. 0.0355 0.0306 0.0328
11:01-12:00, Tue., 17 Apr. 0.0344 0.0300 0.0320
10:01-11:00, Tue., 17 Apr. 0.0339 0.0300 0.0321
09:01-10:00, Tue., 17 Apr. 0.0345 0.0304 0.0323
08:01-09:00, Tue., 17 Apr. 0.0347 0.0301 0.0324
07:01-08:00, Tue., 17 Apr. 0.0343 0.0300 0.0322
06:01-07:00, Tue., 17 Apr. 0.0342 0.0304 0.0323
05:01-06:00, Tue., 17 Apr. 0.0345 0.0312 0.0326
04:01-05:00, Tue., 17 Apr. 0.0348 0.0306 0.0324
03:01-04:00, Tue., 17 Apr. 0.0359 0.0310 0.0329
02:01-03:00, Tue., 17 Apr. 0.0372 0.0302 0.0335
01:01-02:00, Tue., 17 Apr. 0.0367 0.0311 0.0335
00:01-01:00, Tue., 17 Apr. 0.0369 0.0317 0.0343
23:01-24:00, Mon., 16 Apr. 0.0375 0.0312 0.0347
22:01-23:00, Mon., 16 Apr. 0.0369 0.0321 0.0340
21:01-22:00, Mon., 16 Apr. 0.0361 0.0309 0.0328
20:01-21:00, Mon., 16 Apr. 0.0336 0.0299 0.0320
19:01-20:00, Mon., 16 Apr. 0.0340 0.0293 0.0322
18:01-19:00, Mon., 16 Apr. 0.0350 0.0296 0.0319
17:01-18:00, Mon., 16 Apr. 0.0353 0.0296 0.0324
16:01-17:00, Mon., 16 Apr. 0.0348 0.0299 0.0321
15:01-16:00, Mon., 16 Apr. 0.0345 0.0299 0.0325
14:01-15:00, Mon., 16 Apr. 0.0340 0.0302 0.0320
13:01-14:00, Mon., 16 Apr. 0.0348 0.0309 0.0326
12:01-13:00, Mon., 16 Apr. 0.0348 0.0308 0.0325
11:01-12:00, Mon., 16 Apr. 0.0343 0.0304 0.0324
10:01-11:00, Mon., 16 Apr. 0.0341 0.0308 0.0325
09:01-10:00, Mon., 16 Apr. 0.0348 0.0307 0.0327
08:01-09:00, Mon., 16 Apr. 0.0340 0.0308 0.0324
07:01-08:00, Mon., 16 Apr. 0.0349 0.0303 0.0324
06:01-07:00, Mon., 16 Apr. 0.0344 0.0301 0.0320
05:01-06:00, Mon., 16 Apr. 0.0341 0.0299 0.0321
04:01-05:00, Mon., 16 Apr. 0.0336 0.0306 0.0322
03:01-04:00, Mon., 16 Apr. 0.0346 0.0295 0.0320
02:01-03:00, Mon., 16 Apr. 0.0339 0.0302 0.0322
01:01-02:00, Mon., 16 Apr. 0.0358 0.0304 0.0323
00:01-01:00, Mon., 16 Apr. 0.0339 0.0301 0.0321