Measurement results by the hour (Shinjuku) 30 Jan., 2017 - 5 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., 05 Feb. 0.0326 0.0293 0.0308
22:01-23:00, Sun., 05 Feb. 0.0323 0.0280 0.0308
21:01-22:00, Sun., 05 Feb. 0.0325 0.0289 0.0307
20:01-21:00, Sun., 05 Feb. 0.0326 0.0289 0.0307
19:01-20:00, Sun., 05 Feb. 0.0325 0.0290 0.0310
18:01-19:00, Sun., 05 Feb. 0.0326 0.0294 0.0311
17:01-18:00, Sun., 05 Feb. 0.0335 0.0294 0.0316
16:01-17:00, Sun., 05 Feb. 0.0333 0.0301 0.0315
15:01-16:00, Sun., 05 Feb. 0.0332 0.0292 0.0313
14:01-15:00, Sun., 05 Feb. 0.0330 0.0292 0.0310
13:01-14:00, Sun., 05 Feb. 0.0345 0.0301 0.0322
12:01-13:00, Sun., 05 Feb. 0.0332 0.0294 0.0313
11:01-12:00, Sun., 05 Feb. 0.0340 0.0288 0.0312
10:01-11:00, Sun., 05 Feb. 0.0335 0.0292 0.0315
09:01-10:00, Sun., 05 Feb. 0.0342 0.0295 0.0317
08:01-09:00, Sun., 05 Feb. 0.0346 0.0292 0.0317
07:01-08:00, Sun., 05 Feb. 0.0334 0.0290 0.0313
06:01-07:00, Sun., 05 Feb. 0.0329 0.0295 0.0311
05:01-06:00, Sun., 05 Feb. 0.0331 0.0286 0.0309
04:01-05:00, Sun., 05 Feb. 0.0328 0.0292 0.0307
03:01-04:00, Sun., 05 Feb. 0.0326 0.0286 0.0309
02:01-03:00, Sun., 05 Feb. 0.0331 0.0287 0.0308
01:01-02:00, Sun., 05 Feb. 0.0323 0.0284 0.0305
00:01-01:00, Sun., 05 Feb. 0.0332 0.0280 0.0302
23:01-24:00, Sat., 04 Feb. 0.0322 0.0284 0.0301
22:01-23:00, Sat., 04 Feb. 0.0323 0.0286 0.0303
21:01-22:00, Sat., 04 Feb. 0.0319 0.0279 0.0302
20:01-21:00, Sat., 04 Feb. 0.0324 0.0279 0.0303
19:01-20:00, Sat., 04 Feb. 0.0323 0.0275 0.0300
18:01-19:00, Sat., 04 Feb. 0.0313 0.0275 0.0298
17:01-18:00, Sat., 04 Feb. 0.0325 0.0282 0.0301
16:01-17:00, Sat., 04 Feb. 0.0318 0.0282 0.0302
15:01-16:00, Sat., 04 Feb. 0.0325 0.0280 0.0304
14:01-15:00, Sat., 04 Feb. 0.0340 0.0286 0.0304
13:01-14:00, Sat., 04 Feb. 0.0325 0.0282 0.0304
12:01-13:00, Sat., 04 Feb. 0.0317 0.0287 0.0302
11:01-12:00, Sat., 04 Feb. 0.0330 0.0284 0.0305
10:01-11:00, Sat., 04 Feb. 0.0322 0.0294 0.0306
09:01-10:00, Sat., 04 Feb. 0.0320 0.0284 0.0304
08:01-09:00, Sat., 04 Feb. 0.0328 0.0280 0.0303
07:01-08:00, Sat., 04 Feb. 0.0323 0.0281 0.0300
06:01-07:00, Sat., 04 Feb. 0.0320 0.0282 0.0299
05:01-06:00, Sat., 04 Feb. 0.0322 0.0282 0.0299
04:01-05:00, Sat., 04 Feb. 0.0319 0.0283 0.0302
03:01-04:00, Sat., 04 Feb. 0.0319 0.0283 0.0302
02:01-03:00, Sat., 04 Feb. 0.0324 0.0289 0.0302
01:01-02:00, Sat., 04 Feb. 0.0323 0.0284 0.0301
00:01-01:00, Sat., 04 Feb. 0.0320 0.0276 0.0302
23:01-24:00, Fri., 03 Feb. 0.0323 0.0286 0.0303
22:01-23:00, Fri., 03 Feb. 0.0331 0.0286 0.0302
21:01-22:00, Fri., 03 Feb. 0.0322 0.0277 0.0300
20:01-21:00, Fri., 03 Feb. 0.0317 0.0275 0.0297
19:01-20:00, Fri., 03 Feb. 0.0313 0.0277 0.0299
18:01-19:00, Fri., 03 Feb. 0.0321 0.0278 0.0300
17:01-18:00, Fri., 03 Feb. 0.0323 0.0276 0.0298
16:01-17:00, Fri., 03 Feb. 0.0325 0.0286 0.0302
15:01-16:00, Fri., 03 Feb. 0.0320 0.0289 0.0303
14:01-15:00, Fri., 03 Feb. 0.0323 0.0286 0.0301
13:01-14:00, Fri., 03 Feb. 0.0328 0.0282 0.0305
12:01-13:00, Fri., 03 Feb. 0.0323 0.0280 0.0303
11:01-12:00, Fri., 03 Feb. 0.0329 0.0279 0.0303
10:01-11:00, Fri., 03 Feb. 0.0331 0.0285 0.0304
09:01-10:00, Fri., 03 Feb. 0.0324 0.0289 0.0303
08:01-09:00, Fri., 03 Feb. 0.0322 0.0292 0.0303
07:01-08:00, Fri., 03 Feb. 0.0327 0.0288 0.0303
06:01-07:00, Fri., 03 Feb. 0.0324 0.0286 0.0302
05:01-06:00, Fri., 03 Feb. 0.0323 0.0286 0.0301
04:01-05:00, Fri., 03 Feb. 0.0327 0.0276 0.0305
03:01-04:00, Fri., 03 Feb. 0.0321 0.0274 0.0302
02:01-03:00, Fri., 03 Feb. 0.0324 0.0284 0.0304
01:01-02:00, Fri., 03 Feb. 0.0329 0.0288 0.0302
00:01-01:00, Fri., 03 Feb. 0.0327 0.0278 0.0303
23:01-24:00, Thu., 02 Feb. 0.0324 0.0278 0.0302
22:01-23:00, Thu., 02 Feb. 0.0315 0.0276 0.0300
21:01-22:00, Thu., 02 Feb. 0.0320 0.0280 0.0301
20:01-21:00, Thu., 02 Feb. 0.0320 0.0273 0.0300
19:01-20:00, Thu., 02 Feb. 0.0316 0.0281 0.0300
18:01-19:00, Thu., 02 Feb. 0.0322 0.0277 0.0298
17:01-18:00, Thu., 02 Feb. 0.0325 0.0270 0.0296
16:01-17:00, Thu., 02 Feb. 0.0323 0.0276 0.0299
15:01-16:00, Thu., 02 Feb. 0.0319 0.0282 0.0300
14:01-15:00, Thu., 02 Feb. 0.0329 0.0281 0.0301
13:01-14:00, Thu., 02 Feb. 0.0325 0.0281 0.0304
12:01-13:00, Thu., 02 Feb. 0.0331 0.0281 0.0304
11:01-12:00, Thu., 02 Feb. 0.0327 0.0288 0.0305
10:01-11:00, Thu., 02 Feb. 0.0327 0.0282 0.0304
09:01-10:00, Thu., 02 Feb. 0.0324 0.0288 0.0306
08:01-09:00, Thu., 02 Feb. 0.0322 0.0286 0.0306
07:01-08:00, Thu., 02 Feb. 0.0328 0.0288 0.0305
06:01-07:00, Thu., 02 Feb. 0.0327 0.0286 0.0304
05:01-06:00, Thu., 02 Feb. 0.0318 0.0284 0.0302
04:01-05:00, Thu., 02 Feb. 0.0325 0.0286 0.0304
03:01-04:00, Thu., 02 Feb. 0.0324 0.0283 0.0307
02:01-03:00, Thu., 02 Feb. 0.0327 0.0289 0.0308
01:01-02:00, Thu., 02 Feb. 0.0329 0.0285 0.0308
00:01-01:00, Thu., 02 Feb. 0.0335 0.0293 0.0312
23:01-24:00, Wed., 01 Feb. 0.0341 0.0296 0.0312
22:01-23:00, Wed., 01 Feb. 0.0331 0.0285 0.0306
21:01-22:00, Wed., 01 Feb. 0.0328 0.0288 0.0305
20:01-21:00, Wed., 01 Feb. 0.0328 0.0287 0.0305
19:01-20:00, Wed., 01 Feb. 0.0326 0.0286 0.0306
18:01-19:00, Wed., 01 Feb. 0.0317 0.0287 0.0303
17:01-18:00, Wed., 01 Feb. 0.0337 0.0284 0.0306
16:01-17:00, Wed., 01 Feb. 0.0327 0.0288 0.0303
15:01-16:00, Wed., 01 Feb. 0.0328 0.0289 0.0305
14:01-15:00, Wed., 01 Feb. 0.0323 0.0290 0.0306
13:01-14:00, Wed., 01 Feb. 0.0331 0.0280 0.0307
12:01-13:00, Wed., 01 Feb. 0.0325 0.0290 0.0308
11:01-12:00, Wed., 01 Feb. 0.0330 0.0289 0.0311
10:01-11:00, Wed., 01 Feb. 0.0334 0.0294 0.0309
09:01-10:00, Wed., 01 Feb. 0.0330 0.0288 0.0307
08:01-09:00, Wed., 01 Feb. 0.0328 0.0290 0.0309
07:01-08:00, Wed., 01 Feb. 0.0330 0.0286 0.0306
06:01-07:00, Wed., 01 Feb. 0.0325 0.0287 0.0304
05:01-06:00, Wed., 01 Feb. 0.0323 0.0282 0.0302
04:01-05:00, Wed., 01 Feb. 0.0320 0.0277 0.0301
03:01-04:00, Wed., 01 Feb. 0.0317 0.0279 0.0301
02:01-03:00, Wed., 01 Feb. 0.0323 0.0282 0.0301
01:01-02:00, Wed., 01 Feb. 0.0322 0.0282 0.0300
00:01-01:00, Wed., 01 Feb. 0.0318 0.0280 0.0298
23:01-24:00, Tue., 31 Jan. 0.0317 0.0275 0.0300
22:01-23:00, Tue., 31 Jan. 0.0318 0.0281 0.0301
21:01-22:00, Tue., 31 Jan. 0.0320 0.0287 0.0302
20:01-21:00, Tue., 31 Jan. 0.0314 0.0280 0.0297
19:01-20:00, Tue., 31 Jan. 0.0317 0.0281 0.0297
18:01-19:00, Tue., 31 Jan. 0.0317 0.0277 0.0299
17:01-18:00, Tue., 31 Jan. 0.0328 0.0284 0.0299
16:01-17:00, Tue., 31 Jan. 0.0317 0.0284 0.0299
15:01-16:00, Tue., 31 Jan. 0.0320 0.0283 0.0302
14:01-15:00, Tue., 31 Jan. 0.0317 0.0278 0.0297
13:01-14:00, Tue., 31 Jan. 0.0316 0.0279 0.0301
12:01-13:00, Tue., 31 Jan. 0.0323 0.0282 0.0302
11:01-12:00, Tue., 31 Jan. 0.0318 0.0273 0.0299
10:01-11:00, Tue., 31 Jan. 0.0320 0.0282 0.0301
09:01-10:00, Tue., 31 Jan. 0.0322 0.0282 0.0299
08:01-09:00, Tue., 31 Jan. 0.0316 0.0284 0.0300
07:01-08:00, Tue., 31 Jan. 0.0319 0.0275 0.0298
06:01-07:00, Tue., 31 Jan. 0.0321 0.0281 0.0302
05:01-06:00, Tue., 31 Jan. 0.0322 0.0285 0.0302
04:01-05:00, Tue., 31 Jan. 0.0327 0.0290 0.0308
03:01-04:00, Tue., 31 Jan. 0.0326 0.0291 0.0309
02:01-03:00, Tue., 31 Jan. 0.0332 0.0282 0.0310
01:01-02:00, Tue., 31 Jan. 0.0324 0.0284 0.0305
00:01-01:00, Tue., 31 Jan. 0.0326 0.0279 0.0303
23:01-24:00, Mon., 30 Jan. 0.0328 0.0285 0.0305
22:01-23:00, Mon., 30 Jan. 0.0320 0.0288 0.0304
21:01-22:00, Mon., 30 Jan. 0.0322 0.0282 0.0303
20:01-21:00, Mon., 30 Jan. 0.0318 0.0279 0.0302
19:01-20:00, Mon., 30 Jan. 0.0327 0.0282 0.0302
18:01-19:00, Mon., 30 Jan. 0.0324 0.0276 0.0301
17:01-18:00, Mon., 30 Jan. 0.0320 0.0285 0.0304
16:01-17:00, Mon., 30 Jan. 0.0323 0.0281 0.0305
15:01-16:00, Mon., 30 Jan. 0.0328 0.0286 0.0315
14:01-15:00, Mon., 30 Jan. 0.0340 0.0293 0.0317
13:01-14:00, Mon., 30 Jan. 0.0344 0.0298 0.0317
12:01-13:00, Mon., 30 Jan. 0.0342 0.0298 0.0317
11:01-12:00, Mon., 30 Jan. 0.0347 0.0303 0.0326
10:01-11:00, Mon., 30 Jan. 0.0338 0.0290 0.0316
09:01-10:00, Mon., 30 Jan. 0.0335 0.0299 0.0316
08:01-09:00, Mon., 30 Jan. 0.0334 0.0296 0.0313
07:01-08:00, Mon., 30 Jan. 0.0341 0.0294 0.0313
06:01-07:00, Mon., 30 Jan. 0.0332 0.0292 0.0317
05:01-06:00, Mon., 30 Jan. 0.0339 0.0299 0.0318
04:01-05:00, Mon., 30 Jan. 0.0338 0.0296 0.0317
03:01-04:00, Mon., 30 Jan. 0.0338 0.0287 0.0317
02:01-03:00, Mon., 30 Jan. 0.0341 0.0293 0.0318
01:01-02:00, Mon., 30 Jan. 0.0338 0.0287 0.0316
00:01-01:00, Mon., 30 Jan. 0.0339 0.0296 0.0315