Measurement results by the hour (Hachioji) 18 Feb., 2019 - 24 Feb., 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., 24 Feb. 0.0358 0.0307 0.0332
22:01-23:00, Sun., 24 Feb. 0.0354 0.0311 0.0329
21:01-22:00, Sun., 24 Feb. 0.0347 0.0307 0.0324
20:01-21:00, Sun., 24 Feb. 0.0341 0.0297 0.0320
19:01-20:00, Sun., 24 Feb. 0.0345 0.0303 0.0321
18:01-19:00, Sun., 24 Feb. 0.0353 0.0289 0.0323
17:01-18:00, Sun., 24 Feb. 0.0339 0.0298 0.0322
16:01-17:00, Sun., 24 Feb. 0.0347 0.0302 0.0323
15:01-16:00, Sun., 24 Feb. 0.0352 0.0300 0.0323
14:01-15:00, Sun., 24 Feb. 0.0342 0.0308 0.0323
13:01-14:00, Sun., 24 Feb. 0.0348 0.0301 0.0321
12:01-13:00, Sun., 24 Feb. 0.0343 0.0307 0.0324
11:01-12:00, Sun., 24 Feb. 0.0346 0.0302 0.0323
10:01-11:00, Sun., 24 Feb. 0.0349 0.0306 0.0327
09:01-10:00, Sun., 24 Feb. 0.0346 0.0309 0.0327
08:01-09:00, Sun., 24 Feb. 0.0356 0.0311 0.0331
07:01-08:00, Sun., 24 Feb. 0.0356 0.0315 0.0334
06:01-07:00, Sun., 24 Feb. 0.0365 0.0319 0.0336
05:01-06:00, Sun., 24 Feb. 0.0357 0.0313 0.0336
04:01-05:00, Sun., 24 Feb. 0.0365 0.0315 0.0334
03:01-04:00, Sun., 24 Feb. 0.0361 0.0316 0.0334
02:01-03:00, Sun., 24 Feb. 0.0353 0.0304 0.0328
01:01-02:00, Sun., 24 Feb. 0.0352 0.0301 0.0327
00:01-01:00, Sun., 24 Feb. 0.0343 0.0298 0.0324
23:01-24:00, Sat., 23 Feb. 0.0345 0.0299 0.0322
22:01-23:00, Sat., 23 Feb. 0.0352 0.0303 0.0323
21:01-22:00, Sat., 23 Feb. 0.0347 0.0302 0.0323
20:01-21:00, Sat., 23 Feb. 0.0342 0.0297 0.0321
19:01-20:00, Sat., 23 Feb. 0.0352 0.0298 0.0323
18:01-19:00, Sat., 23 Feb. 0.0340 0.0307 0.0322
17:01-18:00, Sat., 23 Feb. 0.0348 0.0294 0.0321
16:01-17:00, Sat., 23 Feb. 0.0348 0.0296 0.0324
15:01-16:00, Sat., 23 Feb. 0.0347 0.0302 0.0324
14:01-15:00, Sat., 23 Feb. 0.0340 0.0302 0.0322
13:01-14:00, Sat., 23 Feb. 0.0342 0.0305 0.0322
12:01-13:00, Sat., 23 Feb. 0.0346 0.0305 0.0323
11:01-12:00, Sat., 23 Feb. 0.0338 0.0301 0.0321
10:01-11:00, Sat., 23 Feb. 0.0349 0.0297 0.0325
09:01-10:00, Sat., 23 Feb. 0.0342 0.0305 0.0321
08:01-09:00, Sat., 23 Feb. 0.0343 0.0299 0.0325
07:01-08:00, Sat., 23 Feb. 0.0350 0.0302 0.0325
06:01-07:00, Sat., 23 Feb. 0.0347 0.0306 0.0331
05:01-06:00, Sat., 23 Feb. 0.0350 0.0308 0.0329
04:01-05:00, Sat., 23 Feb. 0.0346 0.0310 0.0326
03:01-04:00, Sat., 23 Feb. 0.0346 0.0311 0.0327
02:01-03:00, Sat., 23 Feb. 0.0346 0.0302 0.0324
01:01-02:00, Sat., 23 Feb. 0.0343 0.0304 0.0325
00:01-01:00, Sat., 23 Feb. 0.0346 0.0302 0.0325
23:01-24:00, Fri., 22 Feb. 0.0353 0.0308 0.0329
22:01-23:00, Fri., 22 Feb. 0.0357 0.0305 0.0328
21:01-22:00, Fri., 22 Feb. 0.0341 0.0298 0.0322
20:01-21:00, Fri., 22 Feb. 0.0343 0.0299 0.0320
19:01-20:00, Fri., 22 Feb. 0.0343 0.0296 0.0319
18:01-19:00, Fri., 22 Feb. 0.0339 0.0305 0.0320
17:01-18:00, Fri., 22 Feb. 0.0337 0.0293 0.0318
16:01-17:00, Fri., 22 Feb. 0.0350 0.0297 0.0321
15:01-16:00, Fri., 22 Feb. 0.0342 0.0297 0.0321
14:01-15:00, Fri., 22 Feb. 0.0342 0.0296 0.0320
13:01-14:00, Fri., 22 Feb. 0.0341 0.0306 0.0320
12:01-13:00, Fri., 22 Feb. 0.0339 0.0301 0.0322
11:01-12:00, Fri., 22 Feb. 0.0337 0.0303 0.0323
10:01-11:00, Fri., 22 Feb. 0.0344 0.0297 0.0327
09:01-10:00, Fri., 22 Feb. 0.0349 0.0306 0.0328
08:01-09:00, Fri., 22 Feb. 0.0365 0.0316 0.0338
07:01-08:00, Fri., 22 Feb. 0.0370 0.0318 0.0341
06:01-07:00, Fri., 22 Feb. 0.0369 0.0319 0.0340
05:01-06:00, Fri., 22 Feb. 0.0360 0.0318 0.0336
04:01-05:00, Fri., 22 Feb. 0.0356 0.0320 0.0337
03:01-04:00, Fri., 22 Feb. 0.0353 0.0304 0.0331
02:01-03:00, Fri., 22 Feb. 0.0340 0.0303 0.0321
01:01-02:00, Fri., 22 Feb. 0.0343 0.0304 0.0322
00:01-01:00, Fri., 22 Feb. 0.0339 0.0293 0.0317
23:01-24:00, Thu., 21 Feb. 0.0342 0.0295 0.0320
22:01-23:00, Thu., 21 Feb. 0.0337 0.0302 0.0317
21:01-22:00, Thu., 21 Feb. 0.0337 0.0294 0.0315
20:01-21:00, Thu., 21 Feb. 0.0338 0.0296 0.0318
19:01-20:00, Thu., 21 Feb. 0.0341 0.0298 0.0320
18:01-19:00, Thu., 21 Feb. 0.0351 0.0299 0.0322
17:01-18:00, Thu., 21 Feb. 0.0348 0.0299 0.0315
16:01-17:00, Thu., 21 Feb. 0.0344 0.0297 0.0321
15:01-16:00, Thu., 21 Feb. 0.0339 0.0300 0.0320
14:01-15:00, Thu., 21 Feb. 0.0337 0.0299 0.0317
13:01-14:00, Thu., 21 Feb. 0.0335 0.0296 0.0319
12:01-13:00, Thu., 21 Feb. 0.0340 0.0296 0.0317
11:01-12:00, Thu., 21 Feb. 0.0339 0.0303 0.0320
10:01-11:00, Thu., 21 Feb. 0.0340 0.0303 0.0324
09:01-10:00, Thu., 21 Feb. 0.0347 0.0303 0.0323
08:01-09:00, Thu., 21 Feb. 0.0340 0.0298 0.0318
07:01-08:00, Thu., 21 Feb. 0.0335 0.0305 0.0320
06:01-07:00, Thu., 21 Feb. 0.0342 0.0302 0.0319
05:01-06:00, Thu., 21 Feb. 0.0340 0.0301 0.0322
04:01-05:00, Thu., 21 Feb. 0.0343 0.0300 0.0323
03:01-04:00, Thu., 21 Feb. 0.0340 0.0303 0.0321
02:01-03:00, Thu., 21 Feb. 0.0341 0.0301 0.0325
01:01-02:00, Thu., 21 Feb. 0.0349 0.0298 0.0324
00:01-01:00, Thu., 21 Feb. 0.0372 0.0313 0.0342
23:01-24:00, Wed., 20 Feb. 0.0435 0.0347 0.0385
22:01-23:00, Wed., 20 Feb. 0.0418 0.0338 0.0365
21:01-22:00, Wed., 20 Feb. 0.0367 0.0322 0.0347
20:01-21:00, Wed., 20 Feb. 0.0354 0.0304 0.0324
19:01-20:00, Wed., 20 Feb. 0.0346 0.0291 0.0316
18:01-19:00, Wed., 20 Feb. 0.0339 0.0300 0.0320
17:01-18:00, Wed., 20 Feb. 0.0340 0.0298 0.0318
16:01-17:00, Wed., 20 Feb. 0.0343 0.0299 0.0320
15:01-16:00, Wed., 20 Feb. 0.0340 0.0299 0.0319
14:01-15:00, Wed., 20 Feb. 0.0347 0.0298 0.0319
13:01-14:00, Wed., 20 Feb. 0.0339 0.0300 0.0323
12:01-13:00, Wed., 20 Feb. 0.0346 0.0301 0.0326
11:01-12:00, Wed., 20 Feb. 0.0351 0.0313 0.0328
10:01-11:00, Wed., 20 Feb. 0.0352 0.0304 0.0330
09:01-10:00, Wed., 20 Feb. 0.0351 0.0304 0.0329
08:01-09:00, Wed., 20 Feb. 0.0356 0.0311 0.0333
07:01-08:00, Wed., 20 Feb. 0.0353 0.0311 0.0333
06:01-07:00, Wed., 20 Feb. 0.0343 0.0315 0.0329
05:01-06:00, Wed., 20 Feb. 0.0343 0.0302 0.0324
04:01-05:00, Wed., 20 Feb. 0.0335 0.0298 0.0319
03:01-04:00, Wed., 20 Feb. 0.0349 0.0304 0.0325
02:01-03:00, Wed., 20 Feb. 0.0349 0.0309 0.0330
01:01-02:00, Wed., 20 Feb. 0.0363 0.0309 0.0327
00:01-01:00, Wed., 20 Feb. 0.0356 0.0305 0.0328
23:01-24:00, Tue., 19 Feb. 0.0349 0.0307 0.0326
22:01-23:00, Tue., 19 Feb. 0.0347 0.0302 0.0329
21:01-22:00, Tue., 19 Feb. 0.0353 0.0305 0.0333
20:01-21:00, Tue., 19 Feb. 0.0370 0.0322 0.0346
19:01-20:00, Tue., 19 Feb. 0.0417 0.0348 0.0378
18:01-19:00, Tue., 19 Feb. 0.0401 0.0325 0.0355
17:01-18:00, Tue., 19 Feb. 0.0353 0.0301 0.0331
16:01-17:00, Tue., 19 Feb. 0.0336 0.0302 0.0315
15:01-16:00, Tue., 19 Feb. 0.0334 0.0300 0.0314
14:01-15:00, Tue., 19 Feb. 0.0345 0.0292 0.0316
13:01-14:00, Tue., 19 Feb. 0.0340 0.0303 0.0321
12:01-13:00, Tue., 19 Feb. 0.0340 0.0295 0.0320
11:01-12:00, Tue., 19 Feb. 0.0346 0.0308 0.0328
10:01-11:00, Tue., 19 Feb. 0.0344 0.0297 0.0324
09:01-10:00, Tue., 19 Feb. 0.0355 0.0310 0.0328
08:01-09:00, Tue., 19 Feb. 0.0347 0.0305 0.0328
07:01-08:00, Tue., 19 Feb. 0.0352 0.0310 0.0330
06:01-07:00, Tue., 19 Feb. 0.0355 0.0305 0.0331
05:01-06:00, Tue., 19 Feb. 0.0354 0.0315 0.0333
04:01-05:00, Tue., 19 Feb. 0.0353 0.0303 0.0332
03:01-04:00, Tue., 19 Feb. 0.0359 0.0302 0.0327
02:01-03:00, Tue., 19 Feb. 0.0351 0.0308 0.0331
01:01-02:00, Tue., 19 Feb. 0.0355 0.0311 0.0331
00:01-01:00, Tue., 19 Feb. 0.0349 0.0312 0.0331
23:01-24:00, Mon., 18 Feb. 0.0344 0.0301 0.0322
22:01-23:00, Mon., 18 Feb. 0.0338 0.0300 0.0320
21:01-22:00, Mon., 18 Feb. 0.0343 0.0298 0.0317
20:01-21:00, Mon., 18 Feb. 0.0342 0.0299 0.0315
19:01-20:00, Mon., 18 Feb. 0.0332 0.0295 0.0314
18:01-19:00, Mon., 18 Feb. 0.0335 0.0296 0.0316
17:01-18:00, Mon., 18 Feb. 0.0335 0.0291 0.0315
16:01-17:00, Mon., 18 Feb. 0.0332 0.0291 0.0316
15:01-16:00, Mon., 18 Feb. 0.0342 0.0296 0.0318
14:01-15:00, Mon., 18 Feb. 0.0337 0.0297 0.0318
13:01-14:00, Mon., 18 Feb. 0.0341 0.0294 0.0320
12:01-13:00, Mon., 18 Feb. 0.0339 0.0297 0.0321
11:01-12:00, Mon., 18 Feb. 0.0349 0.0297 0.0321
10:01-11:00, Mon., 18 Feb. 0.0340 0.0307 0.0323
09:01-10:00, Mon., 18 Feb. 0.0338 0.0298 0.0321
08:01-09:00, Mon., 18 Feb. 0.0345 0.0304 0.0325
07:01-08:00, Mon., 18 Feb. 0.0350 0.0310 0.0329
06:01-07:00, Mon., 18 Feb. 0.0348 0.0304 0.0326
05:01-06:00, Mon., 18 Feb. 0.0357 0.0306 0.0329
04:01-05:00, Mon., 18 Feb. 0.0346 0.0305 0.0326
03:01-04:00, Mon., 18 Feb. 0.0345 0.0305 0.0327
02:01-03:00, Mon., 18 Feb. 0.0347 0.0307 0.0328
01:01-02:00, Mon., 18 Feb. 0.0346 0.0310 0.0329
00:01-01:00, Mon., 18 Feb. 0.0351 0.0310 0.0330