Measurement results by the hour (Hachioji) 4 Mar., 2019 - 10 Mar., 2019

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., 10 Mar. 0.0424 0.0359 0.0383
22:01-23:00, Sun., 10 Mar. 0.0403 0.0344 0.0372
21:01-22:00, Sun., 10 Mar. 0.0393 0.0350 0.0370
20:01-21:00, Sun., 10 Mar. 0.0414 0.0352 0.0374
19:01-20:00, Sun., 10 Mar. 0.0394 0.0343 0.0364
18:01-19:00, Sun., 10 Mar. 0.0369 0.0289 0.0336
17:01-18:00, Sun., 10 Mar. 0.0331 0.0280 0.0303
16:01-17:00, Sun., 10 Mar. 0.0329 0.0281 0.0302
15:01-16:00, Sun., 10 Mar. 0.0322 0.0280 0.0304
14:01-15:00, Sun., 10 Mar. 0.0324 0.0288 0.0306
13:01-14:00, Sun., 10 Mar. 0.0326 0.0288 0.0308
12:01-13:00, Sun., 10 Mar. 0.0329 0.0293 0.0312
11:01-12:00, Sun., 10 Mar. 0.0350 0.0296 0.0315
10:01-11:00, Sun., 10 Mar. 0.0339 0.0297 0.0318
09:01-10:00, Sun., 10 Mar. 0.0341 0.0295 0.0320
08:01-09:00, Sun., 10 Mar. 0.0342 0.0297 0.0324
07:01-08:00, Sun., 10 Mar. 0.0335 0.0300 0.0316
06:01-07:00, Sun., 10 Mar. 0.0332 0.0301 0.0316
05:01-06:00, Sun., 10 Mar. 0.0345 0.0298 0.0316
04:01-05:00, Sun., 10 Mar. 0.0328 0.0290 0.0310
03:01-04:00, Sun., 10 Mar. 0.0331 0.0292 0.0306
02:01-03:00, Sun., 10 Mar. 0.0343 0.0281 0.0306
01:01-02:00, Sun., 10 Mar. 0.0325 0.0289 0.0306
00:01-01:00, Sun., 10 Mar. 0.0325 0.0287 0.0305
23:01-24:00, Sat., 09 Mar. 0.0324 0.0288 0.0307
22:01-23:00, Sat., 09 Mar. 0.0323 0.0279 0.0305
21:01-22:00, Sat., 09 Mar. 0.0325 0.0286 0.0308
20:01-21:00, Sat., 09 Mar. 0.0325 0.0283 0.0305
19:01-20:00, Sat., 09 Mar. 0.0327 0.0291 0.0307
18:01-19:00, Sat., 09 Mar. 0.0324 0.0288 0.0307
17:01-18:00, Sat., 09 Mar. 0.0321 0.0290 0.0303
16:01-17:00, Sat., 09 Mar. 0.0327 0.0282 0.0306
15:01-16:00, Sat., 09 Mar. 0.0330 0.0292 0.0308
14:01-15:00, Sat., 09 Mar. 0.0325 0.0289 0.0307
13:01-14:00, Sat., 09 Mar. 0.0334 0.0289 0.0308
12:01-13:00, Sat., 09 Mar. 0.0326 0.0293 0.0310
11:01-12:00, Sat., 09 Mar. 0.0333 0.0287 0.0307
10:01-11:00, Sat., 09 Mar. 0.0338 0.0289 0.0311
09:01-10:00, Sat., 09 Mar. 0.0347 0.0287 0.0311
08:01-09:00, Sat., 09 Mar. 0.0333 0.0291 0.0312
07:01-08:00, Sat., 09 Mar. 0.0340 0.0294 0.0313
06:01-07:00, Sat., 09 Mar. 0.0336 0.0298 0.0313
05:01-06:00, Sat., 09 Mar. 0.0331 0.0299 0.0314
04:01-05:00, Sat., 09 Mar. 0.0341 0.0288 0.0314
03:01-04:00, Sat., 09 Mar. 0.0343 0.0299 0.0315
02:01-03:00, Sat., 09 Mar. 0.0330 0.0285 0.0311
01:01-02:00, Sat., 09 Mar. 0.0338 0.0295 0.0313
00:01-01:00, Sat., 09 Mar. 0.0335 0.0296 0.0313
23:01-24:00, Fri., 08 Mar. 0.0338 0.0290 0.0311
22:01-23:00, Fri., 08 Mar. 0.0325 0.0276 0.0308
21:01-22:00, Fri., 08 Mar. 0.0327 0.0285 0.0306
20:01-21:00, Fri., 08 Mar. 0.0323 0.0281 0.0305
19:01-20:00, Fri., 08 Mar. 0.0322 0.0291 0.0308
18:01-19:00, Fri., 08 Mar. 0.0320 0.0292 0.0305
17:01-18:00, Fri., 08 Mar. 0.0323 0.0283 0.0304
16:01-17:00, Fri., 08 Mar. 0.0327 0.0283 0.0306
15:01-16:00, Fri., 08 Mar. 0.0330 0.0286 0.0304
14:01-15:00, Fri., 08 Mar. 0.0328 0.0287 0.0306
13:01-14:00, Fri., 08 Mar. 0.0335 0.0285 0.0306
12:01-13:00, Fri., 08 Mar. 0.0326 0.0294 0.0310
11:01-12:00, Fri., 08 Mar. 0.0324 0.0287 0.0308
10:01-11:00, Fri., 08 Mar. 0.0326 0.0292 0.0309
09:01-10:00, Fri., 08 Mar. 0.0327 0.0283 0.0307
08:01-09:00, Fri., 08 Mar. 0.0324 0.0290 0.0305
07:01-08:00, Fri., 08 Mar. 0.0322 0.0291 0.0306
06:01-07:00, Fri., 08 Mar. 0.0325 0.0284 0.0303
05:01-06:00, Fri., 08 Mar. 0.0325 0.0289 0.0306
04:01-05:00, Fri., 08 Mar. 0.0326 0.0289 0.0304
03:01-04:00, Fri., 08 Mar. 0.0326 0.0290 0.0305
02:01-03:00, Fri., 08 Mar. 0.0325 0.0291 0.0306
01:01-02:00, Fri., 08 Mar. 0.0324 0.0282 0.0308
00:01-01:00, Fri., 08 Mar. 0.0333 0.0287 0.0308
23:01-24:00, Thu., 07 Mar. 0.0327 0.0292 0.0309
22:01-23:00, Thu., 07 Mar. 0.0329 0.0292 0.0310
21:01-22:00, Thu., 07 Mar. 0.0332 0.0289 0.0315
20:01-21:00, Thu., 07 Mar. 0.0368 0.0308 0.0335
19:01-20:00, Thu., 07 Mar. 0.0461 0.0342 0.0394
18:01-19:00, Thu., 07 Mar. 0.0508 0.0393 0.0457
17:01-18:00, Thu., 07 Mar. 0.0542 0.0365 0.0433
16:01-17:00, Thu., 07 Mar. 0.0753 0.0502 0.0633
15:01-16:00, Thu., 07 Mar. 0.0787 0.0572 0.0669
14:01-15:00, Thu., 07 Mar. 0.0617 0.0362 0.0492
13:01-14:00, Thu., 07 Mar. 0.0349 0.0297 0.0323
12:01-13:00, Thu., 07 Mar. 0.0339 0.0294 0.0317
11:01-12:00, Thu., 07 Mar. 0.0360 0.0304 0.0329
10:01-11:00, Thu., 07 Mar. 0.0352 0.0307 0.0331
09:01-10:00, Thu., 07 Mar. 0.0365 0.0305 0.0330
08:01-09:00, Thu., 07 Mar. 0.0359 0.0314 0.0339
07:01-08:00, Thu., 07 Mar. 0.0368 0.0323 0.0344
06:01-07:00, Thu., 07 Mar. 0.0386 0.0321 0.0344
05:01-06:00, Thu., 07 Mar. 0.0402 0.0339 0.0360
04:01-05:00, Thu., 07 Mar. 0.0365 0.0318 0.0341
03:01-04:00, Thu., 07 Mar. 0.0368 0.0335 0.0352
02:01-03:00, Thu., 07 Mar. 0.0404 0.0348 0.0369
01:01-02:00, Thu., 07 Mar. 0.0400 0.0351 0.0370
00:01-01:00, Thu., 07 Mar. 0.0420 0.0352 0.0383
23:01-24:00, Wed., 06 Mar. 0.0428 0.0361 0.0386
22:01-23:00, Wed., 06 Mar. 0.0406 0.0326 0.0357
21:01-22:00, Wed., 06 Mar. 0.0360 0.0301 0.0326
20:01-21:00, Wed., 06 Mar. 0.0333 0.0294 0.0313
19:01-20:00, Wed., 06 Mar. 0.0336 0.0296 0.0313
18:01-19:00, Wed., 06 Mar. 0.0328 0.0288 0.0308
17:01-18:00, Wed., 06 Mar. 0.0326 0.0289 0.0308
16:01-17:00, Wed., 06 Mar. 0.0323 0.0288 0.0308
15:01-16:00, Wed., 06 Mar. 0.0339 0.0284 0.0311
14:01-15:00, Wed., 06 Mar. 0.0338 0.0287 0.0314
13:01-14:00, Wed., 06 Mar. 0.0333 0.0290 0.0312
12:01-13:00, Wed., 06 Mar. 0.0336 0.0294 0.0312
11:01-12:00, Wed., 06 Mar. 0.0328 0.0292 0.0311
10:01-11:00, Wed., 06 Mar. 0.0341 0.0287 0.0312
09:01-10:00, Wed., 06 Mar. 0.0334 0.0291 0.0314
08:01-09:00, Wed., 06 Mar. 0.0334 0.0291 0.0314
07:01-08:00, Wed., 06 Mar. 0.0339 0.0292 0.0315
06:01-07:00, Wed., 06 Mar. 0.0333 0.0294 0.0315
05:01-06:00, Wed., 06 Mar. 0.0342 0.0305 0.0321
04:01-05:00, Wed., 06 Mar. 0.0329 0.0285 0.0313
03:01-04:00, Wed., 06 Mar. 0.0329 0.0291 0.0311
02:01-03:00, Wed., 06 Mar. 0.0331 0.0286 0.0311
01:01-02:00, Wed., 06 Mar. 0.0344 0.0304 0.0323
00:01-01:00, Wed., 06 Mar. 0.0374 0.0324 0.0349
23:01-24:00, Tue., 05 Mar. 0.0369 0.0302 0.0335
22:01-23:00, Tue., 05 Mar. 0.0339 0.0290 0.0309
21:01-22:00, Tue., 05 Mar. 0.0323 0.0288 0.0308
20:01-21:00, Tue., 05 Mar. 0.0330 0.0294 0.0311
19:01-20:00, Tue., 05 Mar. 0.0332 0.0289 0.0308
18:01-19:00, Tue., 05 Mar. 0.0331 0.0291 0.0307
17:01-18:00, Tue., 05 Mar. 0.0325 0.0286 0.0308
16:01-17:00, Tue., 05 Mar. 0.0334 0.0285 0.0310
15:01-16:00, Tue., 05 Mar. 0.0349 0.0287 0.0312
14:01-15:00, Tue., 05 Mar. 0.0329 0.0295 0.0310
13:01-14:00, Tue., 05 Mar. 0.0326 0.0282 0.0307
12:01-13:00, Tue., 05 Mar. 0.0329 0.0286 0.0307
11:01-12:00, Tue., 05 Mar. 0.0335 0.0298 0.0313
10:01-11:00, Tue., 05 Mar. 0.0328 0.0293 0.0310
09:01-10:00, Tue., 05 Mar. 0.0335 0.0292 0.0310
08:01-09:00, Tue., 05 Mar. 0.0330 0.0283 0.0307
07:01-08:00, Tue., 05 Mar. 0.0330 0.0290 0.0309
06:01-07:00, Tue., 05 Mar. 0.0335 0.0291 0.0307
05:01-06:00, Tue., 05 Mar. 0.0326 0.0290 0.0306
04:01-05:00, Tue., 05 Mar. 0.0325 0.0289 0.0307
03:01-04:00, Tue., 05 Mar. 0.0336 0.0290 0.0313
02:01-03:00, Tue., 05 Mar. 0.0369 0.0305 0.0332
01:01-02:00, Tue., 05 Mar. 0.0437 0.0339 0.0373
00:01-01:00, Tue., 05 Mar. 0.0433 0.0357 0.0391
23:01-24:00, Mon., 04 Mar. 0.0395 0.0334 0.0358
22:01-23:00, Mon., 04 Mar. 0.0371 0.0324 0.0346
21:01-22:00, Mon., 04 Mar. 0.0408 0.0324 0.0360
20:01-21:00, Mon., 04 Mar. 0.0440 0.0342 0.0378
19:01-20:00, Mon., 04 Mar. 0.0378 0.0333 0.0351
18:01-19:00, Mon., 04 Mar. 0.0399 0.0342 0.0360
17:01-18:00, Mon., 04 Mar. 0.0382 0.0327 0.0356
16:01-17:00, Mon., 04 Mar. 0.0388 0.0332 0.0356
15:01-16:00, Mon., 04 Mar. 0.0371 0.0314 0.0337
14:01-15:00, Mon., 04 Mar. 0.0376 0.0318 0.0347
13:01-14:00, Mon., 04 Mar. 0.0447 0.0358 0.0407
12:01-13:00, Mon., 04 Mar. 0.0473 0.0399 0.0441
11:01-12:00, Mon., 04 Mar. 0.0483 0.0407 0.0438
10:01-11:00, Mon., 04 Mar. 0.0462 0.0390 0.0423
09:01-10:00, Mon., 04 Mar. 0.0443 0.0362 0.0403
08:01-09:00, Mon., 04 Mar. 0.0465 0.0387 0.0425
07:01-08:00, Mon., 04 Mar. 0.0468 0.0394 0.0426
06:01-07:00, Mon., 04 Mar. 0.0461 0.0396 0.0427
05:01-06:00, Mon., 04 Mar. 0.0474 0.0410 0.0440
04:01-05:00, Mon., 04 Mar. 0.0464 0.0398 0.0432
03:01-04:00, Mon., 04 Mar. 0.0481 0.0406 0.0441
02:01-03:00, Mon., 04 Mar. 0.0467 0.0403 0.0443
01:01-02:00, Mon., 04 Mar. 0.0462 0.0390 0.0424
00:01-01:00, Mon., 04 Mar. 0.0461 0.0368 0.0408