Measurement results by the hour (Shinjuku) 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. 0.0321 0.0288 0.0306
22:01-23:00, Sun., 19 Feb. 0.0320 0.0282 0.0304
21:01-22:00, Sun., 19 Feb. 0.0328 0.0280 0.0301
20:01-21:00, Sun., 19 Feb. 0.0326 0.0284 0.0303
19:01-20:00, Sun., 19 Feb. 0.0335 0.0283 0.0305
18:01-19:00, Sun., 19 Feb. 0.0326 0.0278 0.0302
17:01-18:00, Sun., 19 Feb. 0.0326 0.0280 0.0300
16:01-17:00, Sun., 19 Feb. 0.0322 0.0283 0.0303
15:01-16:00, Sun., 19 Feb. 0.0323 0.0283 0.0302
14:01-15:00, Sun., 19 Feb. 0.0323 0.0279 0.0304
13:01-14:00, Sun., 19 Feb. 0.0318 0.0284 0.0306
12:01-13:00, Sun., 19 Feb. 0.0319 0.0285 0.0303
11:01-12:00, Sun., 19 Feb. 0.0324 0.0285 0.0305
10:01-11:00, Sun., 19 Feb. 0.0323 0.0287 0.0302
09:01-10:00, Sun., 19 Feb. 0.0324 0.0285 0.0305
08:01-09:00, Sun., 19 Feb. 0.0330 0.0284 0.0305
07:01-08:00, Sun., 19 Feb. 0.0327 0.0281 0.0305
06:01-07:00, Sun., 19 Feb. 0.0323 0.0287 0.0302
05:01-06:00, Sun., 19 Feb. 0.0324 0.0279 0.0305
04:01-05:00, Sun., 19 Feb. 0.0337 0.0283 0.0306
03:01-04:00, Sun., 19 Feb. 0.0321 0.0286 0.0305
02:01-03:00, Sun., 19 Feb. 0.0345 0.0290 0.0314
01:01-02:00, Sun., 19 Feb. 0.0340 0.0301 0.0320
00:01-01:00, Sun., 19 Feb. 0.0326 0.0290 0.0309
23:01-24:00, Sat., 18 Feb. 0.0329 0.0286 0.0305
22:01-23:00, Sat., 18 Feb. 0.0322 0.0285 0.0306
21:01-22:00, Sat., 18 Feb. 0.0324 0.0287 0.0305
20:01-21:00, Sat., 18 Feb. 0.0327 0.0288 0.0303
19:01-20:00, Sat., 18 Feb. 0.0330 0.0288 0.0305
18:01-19:00, Sat., 18 Feb. 0.0327 0.0280 0.0305
17:01-18:00, Sat., 18 Feb. 0.0339 0.0285 0.0306
16:01-17:00, Sat., 18 Feb. 0.0323 0.0282 0.0304
15:01-16:00, Sat., 18 Feb. 0.0334 0.0289 0.0307
14:01-15:00, Sat., 18 Feb. 0.0332 0.0290 0.0306
13:01-14:00, Sat., 18 Feb. 0.0327 0.0290 0.0307
12:01-13:00, Sat., 18 Feb. 0.0333 0.0292 0.0307
11:01-12:00, Sat., 18 Feb. 0.0322 0.0285 0.0307
10:01-11:00, Sat., 18 Feb. 0.0328 0.0290 0.0310
09:01-10:00, Sat., 18 Feb. 0.0332 0.0286 0.0306
08:01-09:00, Sat., 18 Feb. 0.0323 0.0285 0.0306
07:01-08:00, Sat., 18 Feb. 0.0326 0.0280 0.0306
06:01-07:00, Sat., 18 Feb. 0.0327 0.0292 0.0307
05:01-06:00, Sat., 18 Feb. 0.0330 0.0285 0.0307
04:01-05:00, Sat., 18 Feb. 0.0328 0.0286 0.0307
03:01-04:00, Sat., 18 Feb. 0.0333 0.0292 0.0305
02:01-03:00, Sat., 18 Feb. 0.0328 0.0288 0.0306
01:01-02:00, Sat., 18 Feb. 0.0330 0.0285 0.0310
00:01-01:00, Sat., 18 Feb. 0.0340 0.0289 0.0313
23:01-24:00, Fri., 17 Feb. 0.0338 0.0290 0.0311
22:01-23:00, Fri., 17 Feb. 0.0331 0.0296 0.0312
21:01-22:00, Fri., 17 Feb. 0.0331 0.0293 0.0314
20:01-21:00, Fri., 17 Feb. 0.0339 0.0289 0.0314
19:01-20:00, Fri., 17 Feb. 0.0329 0.0288 0.0307
18:01-19:00, Fri., 17 Feb. 0.0331 0.0292 0.0304
17:01-18:00, Fri., 17 Feb. 0.0323 0.0286 0.0304
16:01-17:00, Fri., 17 Feb. 0.0337 0.0279 0.0303
15:01-16:00, Fri., 17 Feb. 0.0327 0.0284 0.0306
14:01-15:00, Fri., 17 Feb. 0.0322 0.0286 0.0303
13:01-14:00, Fri., 17 Feb. 0.0320 0.0283 0.0304
12:01-13:00, Fri., 17 Feb. 0.0324 0.0287 0.0305
11:01-12:00, Fri., 17 Feb. 0.0330 0.0283 0.0304
10:01-11:00, Fri., 17 Feb. 0.0323 0.0280 0.0304
09:01-10:00, Fri., 17 Feb. 0.0321 0.0284 0.0304
08:01-09:00, Fri., 17 Feb. 0.0325 0.0283 0.0304
07:01-08:00, Fri., 17 Feb. 0.0327 0.0287 0.0308
06:01-07:00, Fri., 17 Feb. 0.0326 0.0290 0.0309
05:01-06:00, Fri., 17 Feb. 0.0324 0.0274 0.0306
04:01-05:00, Fri., 17 Feb. 0.0330 0.0293 0.0309
03:01-04:00, Fri., 17 Feb. 0.0334 0.0294 0.0314
02:01-03:00, Fri., 17 Feb. 0.0332 0.0292 0.0311
01:01-02:00, Fri., 17 Feb. 0.0339 0.0289 0.0309
00:01-01:00, Fri., 17 Feb. 0.0326 0.0293 0.0309
23:01-24:00, Thu., 16 Feb. 0.0323 0.0286 0.0307
22:01-23:00, Thu., 16 Feb. 0.0331 0.0282 0.0305
21:01-22:00, Thu., 16 Feb. 0.0322 0.0280 0.0305
20:01-21:00, Thu., 16 Feb. 0.0322 0.0287 0.0305
19:01-20:00, Thu., 16 Feb. 0.0330 0.0285 0.0305
18:01-19:00, Thu., 16 Feb. 0.0332 0.0283 0.0302
17:01-18:00, Thu., 16 Feb. 0.0324 0.0279 0.0301
16:01-17:00, Thu., 16 Feb. 0.0322 0.0284 0.0303
15:01-16:00, Thu., 16 Feb. 0.0331 0.0284 0.0308
14:01-15:00, Thu., 16 Feb. 0.0326 0.0280 0.0303
13:01-14:00, Thu., 16 Feb. 0.0321 0.0288 0.0304
12:01-13:00, Thu., 16 Feb. 0.0327 0.0293 0.0309
11:01-12:00, Thu., 16 Feb. 0.0343 0.0289 0.0310
10:01-11:00, Thu., 16 Feb. 0.0328 0.0287 0.0310
09:01-10:00, Thu., 16 Feb. 0.0325 0.0279 0.0310
08:01-09:00, Thu., 16 Feb. 0.0335 0.0288 0.0309
07:01-08:00, Thu., 16 Feb. 0.0329 0.0286 0.0310
06:01-07:00, Thu., 16 Feb. 0.0331 0.0293 0.0307
05:01-06:00, Thu., 16 Feb. 0.0320 0.0287 0.0304
04:01-05:00, Thu., 16 Feb. 0.0327 0.0289 0.0307
03:01-04:00, Thu., 16 Feb. 0.0325 0.0278 0.0304
02:01-03:00, Thu., 16 Feb. 0.0321 0.0286 0.0302
01:01-02:00, Thu., 16 Feb. 0.0325 0.0288 0.0302
00:01-01:00, Thu., 16 Feb. 0.0321 0.0278 0.0299
23:01-24:00, Wed., 15 Feb. 0.0321 0.0285 0.0302
22:01-23:00, Wed., 15 Feb. 0.0315 0.0284 0.0299
21:01-22:00, Wed., 15 Feb. 0.0313 0.0268 0.0295
20:01-21:00, Wed., 15 Feb. 0.0326 0.0273 0.0299
19:01-20:00, Wed., 15 Feb. 0.0325 0.0277 0.0298
18:01-19:00, Wed., 15 Feb. 0.0319 0.0276 0.0301
17:01-18:00, Wed., 15 Feb. 0.0317 0.0277 0.0300
16:01-17:00, Wed., 15 Feb. 0.0322 0.0281 0.0302
15:01-16:00, Wed., 15 Feb. 0.0323 0.0282 0.0302
14:01-15:00, Wed., 15 Feb. 0.0324 0.0285 0.0304
13:01-14:00, Wed., 15 Feb. 0.0324 0.0281 0.0303
12:01-13:00, Wed., 15 Feb. 0.0320 0.0287 0.0304
11:01-12:00, Wed., 15 Feb. 0.0324 0.0284 0.0302
10:01-11:00, Wed., 15 Feb. 0.0318 0.0279 0.0303
09:01-10:00, Wed., 15 Feb. 0.0329 0.0286 0.0304
08:01-09:00, Wed., 15 Feb. 0.0325 0.0290 0.0307
07:01-08:00, Wed., 15 Feb. 0.0329 0.0283 0.0306
06:01-07:00, Wed., 15 Feb. 0.0324 0.0286 0.0304
05:01-06:00, Wed., 15 Feb. 0.0325 0.0289 0.0304
04:01-05:00, Wed., 15 Feb. 0.0329 0.0285 0.0308
03:01-04:00, Wed., 15 Feb. 0.0329 0.0283 0.0309
02:01-03:00, Wed., 15 Feb. 0.0324 0.0282 0.0305
01:01-02:00, Wed., 15 Feb. 0.0329 0.0282 0.0304
00:01-01:00, Wed., 15 Feb. 0.0328 0.0276 0.0301
23:01-24:00, Tue., 14 Feb. 0.0327 0.0285 0.0303
22:01-23:00, Tue., 14 Feb. 0.0324 0.0284 0.0304
21:01-22:00, Tue., 14 Feb. 0.0324 0.0288 0.0301
20:01-21:00, Tue., 14 Feb. 0.0326 0.0279 0.0301
19:01-20:00, Tue., 14 Feb. 0.0321 0.0280 0.0301
18:01-19:00, Tue., 14 Feb. 0.0325 0.0282 0.0303
17:01-18:00, Tue., 14 Feb. 0.0323 0.0285 0.0301
16:01-17:00, Tue., 14 Feb. 0.0330 0.0283 0.0303
15:01-16:00, Tue., 14 Feb. 0.0323 0.0280 0.0303
14:01-15:00, Tue., 14 Feb. 0.0323 0.0283 0.0304
13:01-14:00, Tue., 14 Feb. 0.0325 0.0285 0.0305
12:01-13:00, Tue., 14 Feb. 0.0322 0.0285 0.0305
11:01-12:00, Tue., 14 Feb. 0.0323 0.0286 0.0304
10:01-11:00, Tue., 14 Feb. 0.0322 0.0283 0.0305
09:01-10:00, Tue., 14 Feb. 0.0328 0.0285 0.0305
08:01-09:00, Tue., 14 Feb. 0.0324 0.0288 0.0307
07:01-08:00, Tue., 14 Feb. 0.0326 0.0285 0.0305
06:01-07:00, Tue., 14 Feb. 0.0324 0.0287 0.0307
05:01-06:00, Tue., 14 Feb. 0.0321 0.0284 0.0302
04:01-05:00, Tue., 14 Feb. 0.0335 0.0288 0.0303
03:01-04:00, Tue., 14 Feb. 0.0325 0.0275 0.0301
02:01-03:00, Tue., 14 Feb. 0.0322 0.0280 0.0300
01:01-02:00, Tue., 14 Feb. 0.0318 0.0280 0.0300
00:01-01:00, Tue., 14 Feb. 0.0319 0.0285 0.0303
23:01-24:00, Mon., 13 Feb. 0.0333 0.0279 0.0305
22:01-23:00, Mon., 13 Feb. 0.0322 0.0279 0.0302
21:01-22:00, Mon., 13 Feb. 0.0327 0.0282 0.0301
20:01-21:00, Mon., 13 Feb. 0.0317 0.0278 0.0300
19:01-20:00, Mon., 13 Feb. 0.0318 0.0278 0.0298
18:01-19:00, Mon., 13 Feb. 0.0317 0.0272 0.0300
17:01-18:00, Mon., 13 Feb. 0.0321 0.0278 0.0299
16:01-17:00, Mon., 13 Feb. 0.0335 0.0284 0.0301
15:01-16:00, Mon., 13 Feb. 0.0326 0.0284 0.0301
14:01-15:00, Mon., 13 Feb. 0.0318 0.0285 0.0302
13:01-14:00, Mon., 13 Feb. 0.0321 0.0281 0.0301
12:01-13:00, Mon., 13 Feb. 0.0321 0.0279 0.0305
11:01-12:00, Mon., 13 Feb. 0.0331 0.0287 0.0306
10:01-11:00, Mon., 13 Feb. 0.0328 0.0283 0.0308
09:01-10:00, Mon., 13 Feb. 0.0325 0.0287 0.0307
08:01-09:00, Mon., 13 Feb. 0.0327 0.0281 0.0307
07:01-08:00, Mon., 13 Feb. 0.0326 0.0285 0.0306
06:01-07:00, Mon., 13 Feb. 0.0327 0.0285 0.0304
05:01-06:00, Mon., 13 Feb. 0.0322 0.0282 0.0302
04:01-05:00, Mon., 13 Feb. 0.0325 0.0287 0.0306
03:01-04:00, Mon., 13 Feb. 0.0320 0.0287 0.0303
02:01-03:00, Mon., 13 Feb. 0.0320 0.0284 0.0303
01:01-02:00, Mon., 13 Feb. 0.0318 0.0290 0.0304
00:01-01:00, Mon., 13 Feb. 0.0323 0.0287 0.0304