Measurement results by the hour (Hachioji) 12 Mar., 2018 - 18 Mar., 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., 18 Mar. 0.0336 0.0300 0.0319
22:01-23:00, Sun., 18 Mar. 0.0337 0.0295 0.0317
21:01-22:00, Sun., 18 Mar. 0.0345 0.0293 0.0317
20:01-21:00, Sun., 18 Mar. 0.0332 0.0293 0.0312
19:01-20:00, Sun., 18 Mar. 0.0340 0.0290 0.0315
18:01-19:00, Sun., 18 Mar. 0.0331 0.0298 0.0314
17:01-18:00, Sun., 18 Mar. 0.0332 0.0296 0.0312
16:01-17:00, Sun., 18 Mar. 0.0336 0.0291 0.0313
15:01-16:00, Sun., 18 Mar. 0.0336 0.0282 0.0313
14:01-15:00, Sun., 18 Mar. 0.0337 0.0292 0.0313
13:01-14:00, Sun., 18 Mar. 0.0331 0.0292 0.0313
12:01-13:00, Sun., 18 Mar. 0.0336 0.0284 0.0312
11:01-12:00, Sun., 18 Mar. 0.0331 0.0290 0.0310
10:01-11:00, Sun., 18 Mar. 0.0333 0.0295 0.0315
09:01-10:00, Sun., 18 Mar. 0.0339 0.0300 0.0317
08:01-09:00, Sun., 18 Mar. 0.0347 0.0304 0.0325
07:01-08:00, Sun., 18 Mar. 0.0343 0.0303 0.0323
06:01-07:00, Sun., 18 Mar. 0.0337 0.0300 0.0321
05:01-06:00, Sun., 18 Mar. 0.0341 0.0295 0.0317
04:01-05:00, Sun., 18 Mar. 0.0337 0.0299 0.0318
03:01-04:00, Sun., 18 Mar. 0.0339 0.0299 0.0321
02:01-03:00, Sun., 18 Mar. 0.0355 0.0308 0.0328
01:01-02:00, Sun., 18 Mar. 0.0338 0.0299 0.0319
00:01-01:00, Sun., 18 Mar. 0.0341 0.0296 0.0318
23:01-24:00, Sat., 17 Mar. 0.0329 0.0296 0.0312
22:01-23:00, Sat., 17 Mar. 0.0338 0.0288 0.0310
21:01-22:00, Sat., 17 Mar. 0.0335 0.0295 0.0312
20:01-21:00, Sat., 17 Mar. 0.0336 0.0284 0.0310
19:01-20:00, Sat., 17 Mar. 0.0331 0.0294 0.0310
18:01-19:00, Sat., 17 Mar. 0.0332 0.0293 0.0310
17:01-18:00, Sat., 17 Mar. 0.0328 0.0295 0.0311
16:01-17:00, Sat., 17 Mar. 0.0338 0.0292 0.0313
15:01-16:00, Sat., 17 Mar. 0.0331 0.0296 0.0313
14:01-15:00, Sat., 17 Mar. 0.0337 0.0297 0.0314
13:01-14:00, Sat., 17 Mar. 0.0341 0.0295 0.0314
12:01-13:00, Sat., 17 Mar. 0.0331 0.0298 0.0313
11:01-12:00, Sat., 17 Mar. 0.0333 0.0292 0.0313
10:01-11:00, Sat., 17 Mar. 0.0334 0.0289 0.0314
09:01-10:00, Sat., 17 Mar. 0.0336 0.0279 0.0312
08:01-09:00, Sat., 17 Mar. 0.0335 0.0296 0.0313
07:01-08:00, Sat., 17 Mar. 0.0329 0.0295 0.0312
06:01-07:00, Sat., 17 Mar. 0.0334 0.0296 0.0312
05:01-06:00, Sat., 17 Mar. 0.0330 0.0296 0.0313
04:01-05:00, Sat., 17 Mar. 0.0332 0.0294 0.0310
03:01-04:00, Sat., 17 Mar. 0.0339 0.0296 0.0313
02:01-03:00, Sat., 17 Mar. 0.0341 0.0291 0.0314
01:01-02:00, Sat., 17 Mar. 0.0336 0.0296 0.0315
00:01-01:00, Sat., 17 Mar. 0.0342 0.0304 0.0320
23:01-24:00, Fri., 16 Mar. 0.0346 0.0302 0.0323
22:01-23:00, Fri., 16 Mar. 0.0358 0.0307 0.0331
21:01-22:00, Fri., 16 Mar. 0.0371 0.0326 0.0350
20:01-21:00, Fri., 16 Mar. 0.0427 0.0350 0.0383
19:01-20:00, Fri., 16 Mar. 0.0484 0.0368 0.0436
18:01-19:00, Fri., 16 Mar. 0.0496 0.0410 0.0457
17:01-18:00, Fri., 16 Mar. 0.0437 0.0307 0.0344
16:01-17:00, Fri., 16 Mar. 0.0346 0.0306 0.0328
15:01-16:00, Fri., 16 Mar. 0.0348 0.0308 0.0329
14:01-15:00, Fri., 16 Mar. 0.0363 0.0312 0.0336
13:01-14:00, Fri., 16 Mar. 0.0350 0.0313 0.0331
12:01-13:00, Fri., 16 Mar. 0.0349 0.0305 0.0322
11:01-12:00, Fri., 16 Mar. 0.0348 0.0293 0.0323
10:01-11:00, Fri., 16 Mar. 0.0338 0.0290 0.0316
09:01-10:00, Fri., 16 Mar. 0.0330 0.0286 0.0311
08:01-09:00, Fri., 16 Mar. 0.0325 0.0293 0.0311
07:01-08:00, Fri., 16 Mar. 0.0346 0.0278 0.0313
06:01-07:00, Fri., 16 Mar. 0.0334 0.0291 0.0312
05:01-06:00, Fri., 16 Mar. 0.0327 0.0294 0.0310
04:01-05:00, Fri., 16 Mar. 0.0336 0.0284 0.0311
03:01-04:00, Fri., 16 Mar. 0.0329 0.0285 0.0310
02:01-03:00, Fri., 16 Mar. 0.0326 0.0291 0.0309
01:01-02:00, Fri., 16 Mar. 0.0330 0.0292 0.0309
00:01-01:00, Fri., 16 Mar. 0.0333 0.0293 0.0312
23:01-24:00, Thu., 15 Mar. 0.0330 0.0288 0.0309
22:01-23:00, Thu., 15 Mar. 0.0328 0.0291 0.0309
21:01-22:00, Thu., 15 Mar. 0.0332 0.0287 0.0311
20:01-21:00, Thu., 15 Mar. 0.0327 0.0295 0.0311
19:01-20:00, Thu., 15 Mar. 0.0327 0.0279 0.0307
18:01-19:00, Thu., 15 Mar. 0.0329 0.0288 0.0312
17:01-18:00, Thu., 15 Mar. 0.0331 0.0286 0.0312
16:01-17:00, Thu., 15 Mar. 0.0326 0.0294 0.0309
15:01-16:00, Thu., 15 Mar. 0.0333 0.0285 0.0313
14:01-15:00, Thu., 15 Mar. 0.0338 0.0299 0.0313
13:01-14:00, Thu., 15 Mar. 0.0337 0.0297 0.0315
12:01-13:00, Thu., 15 Mar. 0.0326 0.0296 0.0313
11:01-12:00, Thu., 15 Mar. 0.0333 0.0296 0.0315
10:01-11:00, Thu., 15 Mar. 0.0337 0.0299 0.0318
09:01-10:00, Thu., 15 Mar. 0.0335 0.0297 0.0320
08:01-09:00, Thu., 15 Mar. 0.0348 0.0298 0.0320
07:01-08:00, Thu., 15 Mar. 0.0342 0.0302 0.0321
06:01-07:00, Thu., 15 Mar. 0.0345 0.0304 0.0321
05:01-06:00, Thu., 15 Mar. 0.0352 0.0308 0.0325
04:01-05:00, Thu., 15 Mar. 0.0352 0.0308 0.0324
03:01-04:00, Thu., 15 Mar. 0.0344 0.0308 0.0323
02:01-03:00, Thu., 15 Mar. 0.0348 0.0306 0.0324
01:01-02:00, Thu., 15 Mar. 0.0343 0.0299 0.0321
00:01-01:00, Thu., 15 Mar. 0.0339 0.0306 0.0322
23:01-24:00, Wed., 14 Mar. 0.0339 0.0301 0.0321
22:01-23:00, Wed., 14 Mar. 0.0345 0.0298 0.0319
21:01-22:00, Wed., 14 Mar. 0.0346 0.0297 0.0320
20:01-21:00, Wed., 14 Mar. 0.0335 0.0296 0.0318
19:01-20:00, Wed., 14 Mar. 0.0342 0.0297 0.0318
18:01-19:00, Wed., 14 Mar. 0.0335 0.0296 0.0315
17:01-18:00, Wed., 14 Mar. 0.0329 0.0298 0.0313
16:01-17:00, Wed., 14 Mar. 0.0333 0.0294 0.0315
15:01-16:00, Wed., 14 Mar. 0.0339 0.0291 0.0315
14:01-15:00, Wed., 14 Mar. 0.0331 0.0293 0.0313
13:01-14:00, Wed., 14 Mar. 0.0330 0.0294 0.0314
12:01-13:00, Wed., 14 Mar. 0.0333 0.0302 0.0318
11:01-12:00, Wed., 14 Mar. 0.0342 0.0298 0.0322
10:01-11:00, Wed., 14 Mar. 0.0346 0.0304 0.0324
09:01-10:00, Wed., 14 Mar. 0.0358 0.0306 0.0326
08:01-09:00, Wed., 14 Mar. 0.0366 0.0306 0.0329
07:01-08:00, Wed., 14 Mar. 0.0343 0.0300 0.0324
06:01-07:00, Wed., 14 Mar. 0.0349 0.0301 0.0320
05:01-06:00, Wed., 14 Mar. 0.0337 0.0293 0.0319
04:01-05:00, Wed., 14 Mar. 0.0351 0.0304 0.0324
03:01-04:00, Wed., 14 Mar. 0.0353 0.0294 0.0322
02:01-03:00, Wed., 14 Mar. 0.0342 0.0300 0.0321
01:01-02:00, Wed., 14 Mar. 0.0339 0.0301 0.0320
00:01-01:00, Wed., 14 Mar. 0.0342 0.0298 0.0321
23:01-24:00, Tue., 13 Mar. 0.0338 0.0302 0.0323
22:01-23:00, Tue., 13 Mar. 0.0349 0.0296 0.0321
21:01-22:00, Tue., 13 Mar. 0.0340 0.0293 0.0320
20:01-21:00, Tue., 13 Mar. 0.0345 0.0302 0.0318
19:01-20:00, Tue., 13 Mar. 0.0343 0.0293 0.0317
18:01-19:00, Tue., 13 Mar. 0.0335 0.0293 0.0316
17:01-18:00, Tue., 13 Mar. 0.0338 0.0297 0.0314
16:01-17:00, Tue., 13 Mar. 0.0342 0.0298 0.0319
15:01-16:00, Tue., 13 Mar. 0.0339 0.0296 0.0318
14:01-15:00, Tue., 13 Mar. 0.0341 0.0291 0.0313
13:01-14:00, Tue., 13 Mar. 0.0329 0.0291 0.0312
12:01-13:00, Tue., 13 Mar. 0.0336 0.0294 0.0316
11:01-12:00, Tue., 13 Mar. 0.0339 0.0298 0.0319
10:01-11:00, Tue., 13 Mar. 0.0345 0.0307 0.0321
09:01-10:00, Tue., 13 Mar. 0.0345 0.0302 0.0323
08:01-09:00, Tue., 13 Mar. 0.0348 0.0301 0.0322
07:01-08:00, Tue., 13 Mar. 0.0352 0.0298 0.0323
06:01-07:00, Tue., 13 Mar. 0.0346 0.0297 0.0323
05:01-06:00, Tue., 13 Mar. 0.0340 0.0299 0.0320
04:01-05:00, Tue., 13 Mar. 0.0339 0.0300 0.0321
03:01-04:00, Tue., 13 Mar. 0.0354 0.0301 0.0320
02:01-03:00, Tue., 13 Mar. 0.0343 0.0297 0.0322
01:01-02:00, Tue., 13 Mar. 0.0346 0.0300 0.0323
00:01-01:00, Tue., 13 Mar. 0.0346 0.0306 0.0322
23:01-24:00, Mon., 12 Mar. 0.0343 0.0300 0.0319
22:01-23:00, Mon., 12 Mar. 0.0337 0.0297 0.0318
21:01-22:00, Mon., 12 Mar. 0.0340 0.0297 0.0317
20:01-21:00, Mon., 12 Mar. 0.0342 0.0291 0.0313
19:01-20:00, Mon., 12 Mar. 0.0335 0.0291 0.0313
18:01-19:00, Mon., 12 Mar. 0.0339 0.0292 0.0315
17:01-18:00, Mon., 12 Mar. 0.0334 0.0293 0.0313
16:01-17:00, Mon., 12 Mar. 0.0336 0.0288 0.0315
15:01-16:00, Mon., 12 Mar. 0.0333 0.0287 0.0315
14:01-15:00, Mon., 12 Mar. 0.0332 0.0293 0.0311
13:01-14:00, Mon., 12 Mar. 0.0336 0.0301 0.0316
12:01-13:00, Mon., 12 Mar. 0.0341 0.0296 0.0315
11:01-12:00, Mon., 12 Mar. 0.0331 0.0292 0.0315
10:01-11:00, Mon., 12 Mar. 0.0335 0.0292 0.0315
09:01-10:00, Mon., 12 Mar. 0.0339 0.0296 0.0316
08:01-09:00, Mon., 12 Mar. 0.0339 0.0300 0.0317
07:01-08:00, Mon., 12 Mar. 0.0344 0.0301 0.0322
06:01-07:00, Mon., 12 Mar. 0.0346 0.0297 0.0322
05:01-06:00, Mon., 12 Mar. 0.0348 0.0296 0.0322
04:01-05:00, Mon., 12 Mar. 0.0338 0.0304 0.0320
03:01-04:00, Mon., 12 Mar. 0.0334 0.0294 0.0316
02:01-03:00, Mon., 12 Mar. 0.0333 0.0283 0.0316
01:01-02:00, Mon., 12 Mar. 0.0337 0.0293 0.0313
00:01-01:00, Mon., 12 Mar. 0.0335 0.0286 0.0315