Measurement results by the hour (Hachioji) 21 Feb., 2022 - 27 Feb., 2022

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., 27 Feb. 0.0331 0.0293 0.0306
22:01-23:00, Sun., 27 Feb. 0.0335 0.0280 0.0306
21:01-22:00, Sun., 27 Feb. 0.0324 0.0285 0.0306
20:01-21:00, Sun., 27 Feb. 0.0333 0.0285 0.0307
19:01-20:00, Sun., 27 Feb. 0.0326 0.0285 0.0306
18:01-19:00, Sun., 27 Feb. 0.0330 0.0289 0.0308
17:01-18:00, Sun., 27 Feb. 0.0326 0.0288 0.0308
16:01-17:00, Sun., 27 Feb. 0.0330 0.0291 0.0310
15:01-16:00, Sun., 27 Feb. 0.0335 0.0285 0.0308
14:01-15:00, Sun., 27 Feb. 0.0326 0.0290 0.0308
13:01-14:00, Sun., 27 Feb. 0.0334 0.0281 0.0308
12:01-13:00, Sun., 27 Feb. 0.0319 0.0285 0.0303
11:01-12:00, Sun., 27 Feb. 0.0329 0.0288 0.0304
10:01-11:00, Sun., 27 Feb. 0.0323 0.0290 0.0307
09:01-10:00, Sun., 27 Feb. 0.0329 0.0289 0.0308
08:01-09:00, Sun., 27 Feb. 0.0333 0.0290 0.0309
07:01-08:00, Sun., 27 Feb. 0.0335 0.0292 0.0311
06:01-07:00, Sun., 27 Feb. 0.0332 0.0285 0.0309
05:01-06:00, Sun., 27 Feb. 0.0330 0.0289 0.0309
04:01-05:00, Sun., 27 Feb. 0.0340 0.0296 0.0311
03:01-04:00, Sun., 27 Feb. 0.0330 0.0292 0.0311
02:01-03:00, Sun., 27 Feb. 0.0330 0.0292 0.0309
01:01-02:00, Sun., 27 Feb. 0.0331 0.0281 0.0312
00:01-01:00, Sun., 27 Feb. 0.0339 0.0290 0.0309
23:01-24:00, Sat., 26 Feb. 0.0325 0.0288 0.0309
22:01-23:00, Sat., 26 Feb. 0.0330 0.0285 0.0305
21:01-22:00, Sat., 26 Feb. 0.0331 0.0281 0.0303
20:01-21:00, Sat., 26 Feb. 0.0339 0.0282 0.0305
19:01-20:00, Sat., 26 Feb. 0.0328 0.0286 0.0303
18:01-19:00, Sat., 26 Feb. 0.0334 0.0286 0.0307
17:01-18:00, Sat., 26 Feb. 0.0327 0.0288 0.0303
16:01-17:00, Sat., 26 Feb. 0.0320 0.0286 0.0304
15:01-16:00, Sat., 26 Feb. 0.0319 0.0281 0.0302
14:01-15:00, Sat., 26 Feb. 0.0325 0.0280 0.0303
13:01-14:00, Sat., 26 Feb. 0.0331 0.0284 0.0302
12:01-13:00, Sat., 26 Feb. 0.0328 0.0286 0.0302
11:01-12:00, Sat., 26 Feb. 0.0327 0.0281 0.0303
10:01-11:00, Sat., 26 Feb. 0.0329 0.0280 0.0302
09:01-10:00, Sat., 26 Feb. 0.0323 0.0281 0.0305
08:01-09:00, Sat., 26 Feb. 0.0332 0.0284 0.0306
07:01-08:00, Sat., 26 Feb. 0.0332 0.0288 0.0309
06:01-07:00, Sat., 26 Feb. 0.0322 0.0289 0.0306
05:01-06:00, Sat., 26 Feb. 0.0333 0.0290 0.0306
04:01-05:00, Sat., 26 Feb. 0.0332 0.0293 0.0309
03:01-04:00, Sat., 26 Feb. 0.0335 0.0289 0.0309
02:01-03:00, Sat., 26 Feb. 0.0323 0.0292 0.0308
01:01-02:00, Sat., 26 Feb. 0.0335 0.0286 0.0303
00:01-01:00, Sat., 26 Feb. 0.0325 0.0285 0.0304
23:01-24:00, Fri., 25 Feb. 0.0325 0.0282 0.0305
22:01-23:00, Fri., 25 Feb. 0.0322 0.0287 0.0305
21:01-22:00, Fri., 25 Feb. 0.0329 0.0279 0.0303
20:01-21:00, Fri., 25 Feb. 0.0317 0.0286 0.0301
19:01-20:00, Fri., 25 Feb. 0.0309 0.0280 0.0299
18:01-19:00, Fri., 25 Feb. 0.0311 0.0267 0.0294
17:01-18:00, Fri., 25 Feb. 0.0316 0.0278 0.0297
16:01-17:00, Fri., 25 Feb. 0.0324 0.0266 0.0300
15:01-16:00, Fri., 25 Feb. 0.0314 0.0279 0.0297
14:01-15:00, Fri., 25 Feb. 0.0322 0.0280 0.0301
13:01-14:00, Fri., 25 Feb. 0.0319 0.0283 0.0302
12:01-13:00, Fri., 25 Feb. 0.0322 0.0284 0.0302
11:01-12:00, Fri., 25 Feb. 0.0324 0.0290 0.0305
10:01-11:00, Fri., 25 Feb. 0.0334 0.0280 0.0303
09:01-10:00, Fri., 25 Feb. 0.0333 0.0283 0.0303
08:01-09:00, Fri., 25 Feb. 0.0323 0.0286 0.0304
07:01-08:00, Fri., 25 Feb. 0.0325 0.0287 0.0306
06:01-07:00, Fri., 25 Feb. 0.0335 0.0282 0.0312
05:01-06:00, Fri., 25 Feb. 0.0337 0.0290 0.0314
04:01-05:00, Fri., 25 Feb. 0.0335 0.0294 0.0311
03:01-04:00, Fri., 25 Feb. 0.0331 0.0293 0.0312
02:01-03:00, Fri., 25 Feb. 0.0333 0.0299 0.0316
01:01-02:00, Fri., 25 Feb. 0.0333 0.0295 0.0312
00:01-01:00, Fri., 25 Feb. 0.0325 0.0293 0.0307
23:01-24:00, Thu., 24 Feb. 0.0328 0.0286 0.0308
22:01-23:00, Thu., 24 Feb. 0.0320 0.0278 0.0305
21:01-22:00, Thu., 24 Feb. 0.0311 0.0278 0.0295
20:01-21:00, Thu., 24 Feb. 0.0318 0.0281 0.0296
19:01-20:00, Thu., 24 Feb. 0.0313 0.0271 0.0295
18:01-19:00, Thu., 24 Feb. 0.0312 0.0279 0.0296
17:01-18:00, Thu., 24 Feb. 0.0317 0.0281 0.0298
16:01-17:00, Thu., 24 Feb. 0.0319 0.0277 0.0300
15:01-16:00, Thu., 24 Feb. 0.0316 0.0279 0.0299
14:01-15:00, Thu., 24 Feb. 0.0321 0.0277 0.0298
13:01-14:00, Thu., 24 Feb. 0.0321 0.0274 0.0301
12:01-13:00, Thu., 24 Feb. 0.0330 0.0284 0.0306
11:01-12:00, Thu., 24 Feb. 0.0331 0.0282 0.0307
10:01-11:00, Thu., 24 Feb. 0.0337 0.0288 0.0307
09:01-10:00, Thu., 24 Feb. 0.0327 0.0289 0.0307
08:01-09:00, Thu., 24 Feb. 0.0336 0.0290 0.0315
07:01-08:00, Thu., 24 Feb. 0.0337 0.0291 0.0316
06:01-07:00, Thu., 24 Feb. 0.0338 0.0293 0.0314
05:01-06:00, Thu., 24 Feb. 0.0329 0.0291 0.0310
04:01-05:00, Thu., 24 Feb. 0.0341 0.0290 0.0311
03:01-04:00, Thu., 24 Feb. 0.0337 0.0290 0.0313
02:01-03:00, Thu., 24 Feb. 0.0320 0.0279 0.0304
01:01-02:00, Thu., 24 Feb. 0.0323 0.0285 0.0304
00:01-01:00, Thu., 24 Feb. 0.0323 0.0282 0.0303
23:01-24:00, Wed., 23 Feb. 0.0316 0.0289 0.0300
22:01-23:00, Wed., 23 Feb. 0.0329 0.0280 0.0299
21:01-22:00, Wed., 23 Feb. 0.0320 0.0287 0.0303
20:01-21:00, Wed., 23 Feb. 0.0318 0.0278 0.0301
19:01-20:00, Wed., 23 Feb. 0.0317 0.0282 0.0301
18:01-19:00, Wed., 23 Feb. 0.0325 0.0282 0.0300
17:01-18:00, Wed., 23 Feb. 0.0319 0.0284 0.0303
16:01-17:00, Wed., 23 Feb. 0.0337 0.0284 0.0304
15:01-16:00, Wed., 23 Feb. 0.0326 0.0284 0.0303
14:01-15:00, Wed., 23 Feb. 0.0325 0.0285 0.0303
13:01-14:00, Wed., 23 Feb. 0.0322 0.0284 0.0301
12:01-13:00, Wed., 23 Feb. 0.0322 0.0291 0.0304
11:01-12:00, Wed., 23 Feb. 0.0339 0.0287 0.0309
10:01-11:00, Wed., 23 Feb. 0.0333 0.0291 0.0310
09:01-10:00, Wed., 23 Feb. 0.0330 0.0291 0.0312
08:01-09:00, Wed., 23 Feb. 0.0337 0.0294 0.0319
07:01-08:00, Wed., 23 Feb. 0.0335 0.0298 0.0319
06:01-07:00, Wed., 23 Feb. 0.0334 0.0298 0.0317
05:01-06:00, Wed., 23 Feb. 0.0335 0.0284 0.0312
04:01-05:00, Wed., 23 Feb. 0.0334 0.0290 0.0312
03:01-04:00, Wed., 23 Feb. 0.0341 0.0295 0.0314
02:01-03:00, Wed., 23 Feb. 0.0339 0.0290 0.0308
01:01-02:00, Wed., 23 Feb. 0.0324 0.0282 0.0305
00:01-01:00, Wed., 23 Feb. 0.0328 0.0275 0.0305
23:01-24:00, Tue., 22 Feb. 0.0334 0.0277 0.0303
22:01-23:00, Tue., 22 Feb. 0.0327 0.0281 0.0303
21:01-22:00, Tue., 22 Feb. 0.0320 0.0287 0.0306
20:01-21:00, Tue., 22 Feb. 0.0329 0.0284 0.0305
19:01-20:00, Tue., 22 Feb. 0.0322 0.0286 0.0303
18:01-19:00, Tue., 22 Feb. 0.0328 0.0287 0.0307
17:01-18:00, Tue., 22 Feb. 0.0332 0.0285 0.0304
16:01-17:00, Tue., 22 Feb. 0.0316 0.0279 0.0302
15:01-16:00, Tue., 22 Feb. 0.0322 0.0280 0.0303
14:01-15:00, Tue., 22 Feb. 0.0325 0.0285 0.0304
13:01-14:00, Tue., 22 Feb. 0.0333 0.0283 0.0304
12:01-13:00, Tue., 22 Feb. 0.0333 0.0279 0.0307
11:01-12:00, Tue., 22 Feb. 0.0327 0.0276 0.0305
10:01-11:00, Tue., 22 Feb. 0.0328 0.0280 0.0305
09:01-10:00, Tue., 22 Feb. 0.0323 0.0286 0.0304
08:01-09:00, Tue., 22 Feb. 0.0325 0.0287 0.0301
07:01-08:00, Tue., 22 Feb. 0.0318 0.0275 0.0300
06:01-07:00, Tue., 22 Feb. 0.0326 0.0286 0.0305
05:01-06:00, Tue., 22 Feb. 0.0321 0.0291 0.0304
04:01-05:00, Tue., 22 Feb. 0.0326 0.0290 0.0306
03:01-04:00, Tue., 22 Feb. 0.0324 0.0287 0.0308
02:01-03:00, Tue., 22 Feb. 0.0324 0.0280 0.0306
01:01-02:00, Tue., 22 Feb. 0.0334 0.0286 0.0305
00:01-01:00, Tue., 22 Feb. 0.0329 0.0288 0.0305
23:01-24:00, Mon., 21 Feb. 0.0326 0.0287 0.0303
22:01-23:00, Mon., 21 Feb. 0.0327 0.0279 0.0301
21:01-22:00, Mon., 21 Feb. 0.0326 0.0284 0.0300
20:01-21:00, Mon., 21 Feb. 0.0327 0.0281 0.0301
19:01-20:00, Mon., 21 Feb. 0.0321 0.0277 0.0299
18:01-19:00, Mon., 21 Feb. 0.0319 0.0279 0.0298
17:01-18:00, Mon., 21 Feb. 0.0329 0.0278 0.0300
16:01-17:00, Mon., 21 Feb. 0.0316 0.0284 0.0300
15:01-16:00, Mon., 21 Feb. 0.0318 0.0283 0.0299
14:01-15:00, Mon., 21 Feb. 0.0319 0.0278 0.0300
13:01-14:00, Mon., 21 Feb. 0.0318 0.0280 0.0300
12:01-13:00, Mon., 21 Feb. 0.0316 0.0278 0.0301
11:01-12:00, Mon., 21 Feb. 0.0328 0.0280 0.0303
10:01-11:00, Mon., 21 Feb. 0.0329 0.0284 0.0302
09:01-10:00, Mon., 21 Feb. 0.0323 0.0282 0.0303
08:01-09:00, Mon., 21 Feb. 0.0327 0.0283 0.0302
07:01-08:00, Mon., 21 Feb. 0.0327 0.0291 0.0306
06:01-07:00, Mon., 21 Feb. 0.0324 0.0279 0.0304
05:01-06:00, Mon., 21 Feb. 0.0323 0.0290 0.0305
04:01-05:00, Mon., 21 Feb. 0.0329 0.0275 0.0304
03:01-04:00, Mon., 21 Feb. 0.0331 0.0291 0.0306
02:01-03:00, Mon., 21 Feb. 0.0335 0.0284 0.0308
01:01-02:00, Mon., 21 Feb. 0.0334 0.0282 0.0309
00:01-01:00, Mon., 21 Feb. 0.0324 0.0294 0.0310