Measurement results by the hour (Chofu) 13 Feb., 2017 - 19 Feb., 2017

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., 19 Feb. 0.0322 0.0278 0.0302
22:01-23:00, Sun., 19 Feb. 0.0325 0.0280 0.0303
21:01-22:00, Sun., 19 Feb. 0.0324 0.0284 0.0304
20:01-21:00, Sun., 19 Feb. 0.0319 0.0281 0.0301
19:01-20:00, Sun., 19 Feb. 0.0321 0.0277 0.0300
18:01-19:00, Sun., 19 Feb. 0.0314 0.0277 0.0298
17:01-18:00, Sun., 19 Feb. 0.0316 0.0282 0.0297
16:01-17:00, Sun., 19 Feb. 0.0315 0.0279 0.0297
15:01-16:00, Sun., 19 Feb. 0.0316 0.0276 0.0297
14:01-15:00, Sun., 19 Feb. 0.0312 0.0276 0.0295
13:01-14:00, Sun., 19 Feb. 0.0319 0.0274 0.0297
12:01-13:00, Sun., 19 Feb. 0.0318 0.0279 0.0297
11:01-12:00, Sun., 19 Feb. 0.0315 0.0277 0.0297
10:01-11:00, Sun., 19 Feb. 0.0316 0.0280 0.0299
09:01-10:00, Sun., 19 Feb. 0.0324 0.0274 0.0300
08:01-09:00, Sun., 19 Feb. 0.0325 0.0277 0.0300
07:01-08:00, Sun., 19 Feb. 0.0324 0.0279 0.0299
06:01-07:00, Sun., 19 Feb. 0.0318 0.0272 0.0300
05:01-06:00, Sun., 19 Feb. 0.0318 0.0283 0.0300
04:01-05:00, Sun., 19 Feb. 0.0320 0.0274 0.0300
03:01-04:00, Sun., 19 Feb. 0.0322 0.0291 0.0304
02:01-03:00, Sun., 19 Feb. 0.0329 0.0294 0.0311
01:01-02:00, Sun., 19 Feb. 0.0335 0.0301 0.0317
00:01-01:00, Sun., 19 Feb. 0.0326 0.0278 0.0303
23:01-24:00, Sat., 18 Feb. 0.0320 0.0279 0.0298
22:01-23:00, Sat., 18 Feb. 0.0318 0.0283 0.0299
21:01-22:00, Sat., 18 Feb. 0.0321 0.0277 0.0297
20:01-21:00, Sat., 18 Feb. 0.0318 0.0277 0.0298
19:01-20:00, Sat., 18 Feb. 0.0323 0.0285 0.0301
18:01-19:00, Sat., 18 Feb. 0.0325 0.0281 0.0302
17:01-18:00, Sat., 18 Feb. 0.0324 0.0283 0.0303
16:01-17:00, Sat., 18 Feb. 0.0328 0.0281 0.0302
15:01-16:00, Sat., 18 Feb. 0.0318 0.0277 0.0299
14:01-15:00, Sat., 18 Feb. 0.0324 0.0285 0.0302
13:01-14:00, Sat., 18 Feb. 0.0318 0.0287 0.0305
12:01-13:00, Sat., 18 Feb. 0.0320 0.0287 0.0303
11:01-12:00, Sat., 18 Feb. 0.0329 0.0286 0.0306
10:01-11:00, Sat., 18 Feb. 0.0323 0.0287 0.0305
09:01-10:00, Sat., 18 Feb. 0.0332 0.0278 0.0306
08:01-09:00, Sat., 18 Feb. 0.0329 0.0287 0.0305
07:01-08:00, Sat., 18 Feb. 0.0329 0.0287 0.0304
06:01-07:00, Sat., 18 Feb. 0.0315 0.0279 0.0301
05:01-06:00, Sat., 18 Feb. 0.0318 0.0288 0.0305
04:01-05:00, Sat., 18 Feb. 0.0324 0.0281 0.0303
03:01-04:00, Sat., 18 Feb. 0.0331 0.0280 0.0303
02:01-03:00, Sat., 18 Feb. 0.0326 0.0289 0.0305
01:01-02:00, Sat., 18 Feb. 0.0322 0.0280 0.0306
00:01-01:00, Sat., 18 Feb. 0.0328 0.0284 0.0304
23:01-24:00, Fri., 17 Feb. 0.0323 0.0283 0.0309
22:01-23:00, Fri., 17 Feb. 0.0330 0.0292 0.0309
21:01-22:00, Fri., 17 Feb. 0.0330 0.0284 0.0308
20:01-21:00, Fri., 17 Feb. 0.0331 0.0290 0.0308
19:01-20:00, Fri., 17 Feb. 0.0320 0.0278 0.0300
18:01-19:00, Fri., 17 Feb. 0.0315 0.0268 0.0293
17:01-18:00, Fri., 17 Feb. 0.0313 0.0282 0.0296
16:01-17:00, Fri., 17 Feb. 0.0318 0.0282 0.0297
15:01-16:00, Fri., 17 Feb. 0.0307 0.0275 0.0293
14:01-15:00, Fri., 17 Feb. 0.0321 0.0265 0.0294
13:01-14:00, Fri., 17 Feb. 0.0321 0.0279 0.0294
12:01-13:00, Fri., 17 Feb. 0.0316 0.0276 0.0296
11:01-12:00, Fri., 17 Feb. 0.0311 0.0275 0.0295
10:01-11:00, Fri., 17 Feb. 0.0325 0.0268 0.0294
09:01-10:00, Fri., 17 Feb. 0.0319 0.0276 0.0297
08:01-09:00, Fri., 17 Feb. 0.0336 0.0288 0.0315
07:01-08:00, Fri., 17 Feb. 0.0340 0.0305 0.0319
06:01-07:00, Fri., 17 Feb. 0.0344 0.0291 0.0323
05:01-06:00, Fri., 17 Feb. 0.0339 0.0287 0.0315
04:01-05:00, Fri., 17 Feb. 0.0334 0.0288 0.0314
03:01-04:00, Fri., 17 Feb. 0.0338 0.0298 0.0317
02:01-03:00, Fri., 17 Feb. 0.0335 0.0291 0.0313
01:01-02:00, Fri., 17 Feb. 0.0332 0.0301 0.0315
00:01-01:00, Fri., 17 Feb. 0.0331 0.0295 0.0312
23:01-24:00, Thu., 16 Feb. 0.0341 0.0287 0.0312
22:01-23:00, Thu., 16 Feb. 0.0335 0.0291 0.0310
21:01-22:00, Thu., 16 Feb. 0.0319 0.0284 0.0302
20:01-21:00, Thu., 16 Feb. 0.0323 0.0278 0.0299
19:01-20:00, Thu., 16 Feb. 0.0318 0.0278 0.0300
18:01-19:00, Thu., 16 Feb. 0.0312 0.0280 0.0296
17:01-18:00, Thu., 16 Feb. 0.0320 0.0276 0.0293
16:01-17:00, Thu., 16 Feb. 0.0313 0.0272 0.0293
15:01-16:00, Thu., 16 Feb. 0.0315 0.0275 0.0296
14:01-15:00, Thu., 16 Feb. 0.0320 0.0275 0.0296
13:01-14:00, Thu., 16 Feb. 0.0319 0.0279 0.0298
12:01-13:00, Thu., 16 Feb. 0.0319 0.0282 0.0299
11:01-12:00, Thu., 16 Feb. 0.0319 0.0279 0.0300
10:01-11:00, Thu., 16 Feb. 0.0331 0.0291 0.0308
09:01-10:00, Thu., 16 Feb. 0.0340 0.0293 0.0311
08:01-09:00, Thu., 16 Feb. 0.0334 0.0284 0.0307
07:01-08:00, Thu., 16 Feb. 0.0328 0.0293 0.0306
06:01-07:00, Thu., 16 Feb. 0.0319 0.0290 0.0306
05:01-06:00, Thu., 16 Feb. 0.0325 0.0281 0.0303
04:01-05:00, Thu., 16 Feb. 0.0317 0.0282 0.0302
03:01-04:00, Thu., 16 Feb. 0.0322 0.0279 0.0302
02:01-03:00, Thu., 16 Feb. 0.0317 0.0275 0.0300
01:01-02:00, Thu., 16 Feb. 0.0320 0.0277 0.0299
00:01-01:00, Thu., 16 Feb. 0.0320 0.0281 0.0298
23:01-24:00, Wed., 15 Feb. 0.0321 0.0278 0.0296
22:01-23:00, Wed., 15 Feb. 0.0315 0.0279 0.0295
21:01-22:00, Wed., 15 Feb. 0.0310 0.0278 0.0295
20:01-21:00, Wed., 15 Feb. 0.0308 0.0275 0.0293
19:01-20:00, Wed., 15 Feb. 0.0315 0.0268 0.0292
18:01-19:00, Wed., 15 Feb. 0.0315 0.0275 0.0294
17:01-18:00, Wed., 15 Feb. 0.0312 0.0272 0.0292
16:01-17:00, Wed., 15 Feb. 0.0311 0.0279 0.0294
15:01-16:00, Wed., 15 Feb. 0.0319 0.0272 0.0296
14:01-15:00, Wed., 15 Feb. 0.0320 0.0270 0.0296
13:01-14:00, Wed., 15 Feb. 0.0317 0.0277 0.0296
12:01-13:00, Wed., 15 Feb. 0.0315 0.0274 0.0294
11:01-12:00, Wed., 15 Feb. 0.0310 0.0274 0.0297
10:01-11:00, Wed., 15 Feb. 0.0316 0.0276 0.0296
09:01-10:00, Wed., 15 Feb. 0.0327 0.0280 0.0300
08:01-09:00, Wed., 15 Feb. 0.0329 0.0292 0.0309
07:01-08:00, Wed., 15 Feb. 0.0332 0.0291 0.0313
06:01-07:00, Wed., 15 Feb. 0.0327 0.0294 0.0309
05:01-06:00, Wed., 15 Feb. 0.0328 0.0289 0.0307
04:01-05:00, Wed., 15 Feb. 0.0338 0.0291 0.0307
03:01-04:00, Wed., 15 Feb. 0.0333 0.0286 0.0313
02:01-03:00, Wed., 15 Feb. 0.0334 0.0295 0.0318
01:01-02:00, Wed., 15 Feb. 0.0328 0.0284 0.0312
00:01-01:00, Wed., 15 Feb. 0.0313 0.0279 0.0297
23:01-24:00, Tue., 14 Feb. 0.0311 0.0277 0.0297
22:01-23:00, Tue., 14 Feb. 0.0315 0.0281 0.0295
21:01-22:00, Tue., 14 Feb. 0.0315 0.0279 0.0295
20:01-21:00, Tue., 14 Feb. 0.0312 0.0274 0.0295
19:01-20:00, Tue., 14 Feb. 0.0325 0.0278 0.0296
18:01-19:00, Tue., 14 Feb. 0.0322 0.0273 0.0295
17:01-18:00, Tue., 14 Feb. 0.0316 0.0271 0.0293
16:01-17:00, Tue., 14 Feb. 0.0321 0.0279 0.0295
15:01-16:00, Tue., 14 Feb. 0.0308 0.0265 0.0293
14:01-15:00, Tue., 14 Feb. 0.0315 0.0269 0.0292
13:01-14:00, Tue., 14 Feb. 0.0315 0.0272 0.0290
12:01-13:00, Tue., 14 Feb. 0.0312 0.0281 0.0296
11:01-12:00, Tue., 14 Feb. 0.0315 0.0274 0.0298
10:01-11:00, Tue., 14 Feb. 0.0321 0.0277 0.0299
09:01-10:00, Tue., 14 Feb. 0.0323 0.0278 0.0300
08:01-09:00, Tue., 14 Feb. 0.0323 0.0281 0.0302
07:01-08:00, Tue., 14 Feb. 0.0327 0.0287 0.0309
06:01-07:00, Tue., 14 Feb. 0.0316 0.0280 0.0298
05:01-06:00, Tue., 14 Feb. 0.0321 0.0274 0.0301
04:01-05:00, Tue., 14 Feb. 0.0321 0.0279 0.0299
03:01-04:00, Tue., 14 Feb. 0.0316 0.0272 0.0296
02:01-03:00, Tue., 14 Feb. 0.0315 0.0276 0.0297
01:01-02:00, Tue., 14 Feb. 0.0322 0.0277 0.0297
00:01-01:00, Tue., 14 Feb. 0.0319 0.0277 0.0295
23:01-24:00, Mon., 13 Feb. 0.0319 0.0278 0.0298
22:01-23:00, Mon., 13 Feb. 0.0315 0.0282 0.0298
21:01-22:00, Mon., 13 Feb. 0.0316 0.0273 0.0297
20:01-21:00, Mon., 13 Feb. 0.0319 0.0278 0.0297
19:01-20:00, Mon., 13 Feb. 0.0312 0.0275 0.0294
18:01-19:00, Mon., 13 Feb. 0.0309 0.0270 0.0292
17:01-18:00, Mon., 13 Feb. 0.0318 0.0276 0.0294
16:01-17:00, Mon., 13 Feb. 0.0312 0.0275 0.0292
15:01-16:00, Mon., 13 Feb. 0.0318 0.0276 0.0294
14:01-15:00, Mon., 13 Feb. 0.0315 0.0281 0.0295
13:01-14:00, Mon., 13 Feb. 0.0316 0.0274 0.0296
12:01-13:00, Mon., 13 Feb. 0.0319 0.0275 0.0295
11:01-12:00, Mon., 13 Feb. 0.0331 0.0277 0.0297
10:01-11:00, Mon., 13 Feb. 0.0317 0.0281 0.0297
09:01-10:00, Mon., 13 Feb. 0.0317 0.0279 0.0299
08:01-09:00, Mon., 13 Feb. 0.0330 0.0295 0.0312
07:01-08:00, Mon., 13 Feb. 0.0326 0.0292 0.0308
06:01-07:00, Mon., 13 Feb. 0.0332 0.0285 0.0306
05:01-06:00, Mon., 13 Feb. 0.0322 0.0285 0.0303
04:01-05:00, Mon., 13 Feb. 0.0320 0.0284 0.0301
03:01-04:00, Mon., 13 Feb. 0.0323 0.0287 0.0304
02:01-03:00, Mon., 13 Feb. 0.0318 0.0274 0.0297
01:01-02:00, Mon., 13 Feb. 0.0318 0.0270 0.0298
00:01-01:00, Mon., 13 Feb. 0.0320 0.0280 0.0294