Measurement results by the hour (Kodaira) 28 Dec., 2020 - 3 Jan., 2021

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., 03 Jan. 0.0348 0.0304 0.0320
22:01-23:00, Sun., 03 Jan. 0.0335 0.0293 0.0315
21:01-22:00, Sun., 03 Jan. 0.0335 0.0291 0.0313
20:01-21:00, Sun., 03 Jan. 0.0331 0.0282 0.0311
19:01-20:00, Sun., 03 Jan. 0.0330 0.0284 0.0306
18:01-19:00, Sun., 03 Jan. 0.0328 0.0284 0.0303
17:01-18:00, Sun., 03 Jan. 0.0319 0.0281 0.0298
16:01-17:00, Sun., 03 Jan. 0.0322 0.0281 0.0301
15:01-16:00, Sun., 03 Jan. 0.0323 0.0283 0.0303
14:01-15:00, Sun., 03 Jan. 0.0322 0.0285 0.0304
13:01-14:00, Sun., 03 Jan. 0.0325 0.0286 0.0304
12:01-13:00, Sun., 03 Jan. 0.0325 0.0295 0.0308
11:01-12:00, Sun., 03 Jan. 0.0326 0.0288 0.0308
10:01-11:00, Sun., 03 Jan. 0.0328 0.0286 0.0311
09:01-10:00, Sun., 03 Jan. 0.0330 0.0284 0.0303
08:01-09:00, Sun., 03 Jan. 0.0331 0.0286 0.0307
07:01-08:00, Sun., 03 Jan. 0.0341 0.0293 0.0319
06:01-07:00, Sun., 03 Jan. 0.0347 0.0309 0.0326
05:01-06:00, Sun., 03 Jan. 0.0341 0.0299 0.0315
04:01-05:00, Sun., 03 Jan. 0.0342 0.0295 0.0314
03:01-04:00, Sun., 03 Jan. 0.0332 0.0292 0.0310
02:01-03:00, Sun., 03 Jan. 0.0325 0.0289 0.0306
01:01-02:00, Sun., 03 Jan. 0.0319 0.0279 0.0299
00:01-01:00, Sun., 03 Jan. 0.0322 0.0270 0.0299
23:01-24:00, Sat., 02 Jan. 0.0316 0.0272 0.0300
22:01-23:00, Sat., 02 Jan. 0.0319 0.0280 0.0300
21:01-22:00, Sat., 02 Jan. 0.0316 0.0275 0.0299
20:01-21:00, Sat., 02 Jan. 0.0320 0.0280 0.0300
19:01-20:00, Sat., 02 Jan. 0.0320 0.0280 0.0300
18:01-19:00, Sat., 02 Jan. 0.0323 0.0286 0.0302
17:01-18:00, Sat., 02 Jan. 0.0321 0.0279 0.0301
16:01-17:00, Sat., 02 Jan. 0.0323 0.0283 0.0303
15:01-16:00, Sat., 02 Jan. 0.0325 0.0284 0.0305
14:01-15:00, Sat., 02 Jan. 0.0328 0.0287 0.0306
13:01-14:00, Sat., 02 Jan. 0.0334 0.0290 0.0314
12:01-13:00, Sat., 02 Jan. 0.0337 0.0297 0.0320
11:01-12:00, Sat., 02 Jan. 0.0344 0.0303 0.0323
10:01-11:00, Sat., 02 Jan. 0.0350 0.0304 0.0324
09:01-10:00, Sat., 02 Jan. 0.0357 0.0304 0.0328
08:01-09:00, Sat., 02 Jan. 0.0348 0.0310 0.0324
07:01-08:00, Sat., 02 Jan. 0.0348 0.0299 0.0321
06:01-07:00, Sat., 02 Jan. 0.0341 0.0298 0.0322
05:01-06:00, Sat., 02 Jan. 0.0341 0.0304 0.0324
04:01-05:00, Sat., 02 Jan. 0.0344 0.0301 0.0322
03:01-04:00, Sat., 02 Jan. 0.0340 0.0297 0.0321
02:01-03:00, Sat., 02 Jan. 0.0338 0.0301 0.0321
01:01-02:00, Sat., 02 Jan. 0.0347 0.0306 0.0322
00:01-01:00, Sat., 02 Jan. 0.0354 0.0295 0.0321
23:01-24:00, Fri., 01 Jan. 0.0339 0.0296 0.0316
22:01-23:00, Fri., 01 Jan. 0.0330 0.0293 0.0312
21:01-22:00, Fri., 01 Jan. 0.0327 0.0279 0.0304
20:01-21:00, Fri., 01 Jan. 0.0317 0.0277 0.0298
19:01-20:00, Fri., 01 Jan. 0.0323 0.0281 0.0300
18:01-19:00, Fri., 01 Jan. 0.0314 0.0283 0.0299
17:01-18:00, Fri., 01 Jan. 0.0315 0.0285 0.0304
16:01-17:00, Fri., 01 Jan. 0.0322 0.0287 0.0303
15:01-16:00, Fri., 01 Jan. 0.0330 0.0288 0.0304
14:01-15:00, Fri., 01 Jan. 0.0330 0.0290 0.0307
13:01-14:00, Fri., 01 Jan. 0.0332 0.0286 0.0304
12:01-13:00, Fri., 01 Jan. 0.0335 0.0286 0.0308
11:01-12:00, Fri., 01 Jan. 0.0332 0.0295 0.0311
10:01-11:00, Fri., 01 Jan. 0.0338 0.0298 0.0316
09:01-10:00, Fri., 01 Jan. 0.0341 0.0291 0.0316
08:01-09:00, Fri., 01 Jan. 0.0346 0.0295 0.0317
07:01-08:00, Fri., 01 Jan. 0.0344 0.0306 0.0324
06:01-07:00, Fri., 01 Jan. 0.0342 0.0297 0.0322
05:01-06:00, Fri., 01 Jan. 0.0342 0.0307 0.0324
04:01-05:00, Fri., 01 Jan. 0.0339 0.0300 0.0320
03:01-04:00, Fri., 01 Jan. 0.0335 0.0299 0.0317
02:01-03:00, Fri., 01 Jan. 0.0341 0.0298 0.0317
01:01-02:00, Fri., 01 Jan. 0.0333 0.0291 0.0313
00:01-01:00, Fri., 01 Jan. 0.0339 0.0295 0.0314
23:01-24:00, Thu., 31 Dec. 0.0341 0.0299 0.0319
22:01-23:00, Thu., 31 Dec. 0.0342 0.0292 0.0315
21:01-22:00, Thu., 31 Dec. 0.0341 0.0291 0.0311
20:01-21:00, Thu., 31 Dec. 0.0320 0.0284 0.0304
19:01-20:00, Thu., 31 Dec. 0.0318 0.0279 0.0300
18:01-19:00, Thu., 31 Dec. 0.0329 0.0280 0.0303
17:01-18:00, Thu., 31 Dec. 0.0317 0.0288 0.0300
16:01-17:00, Thu., 31 Dec. 0.0319 0.0282 0.0301
15:01-16:00, Thu., 31 Dec. 0.0323 0.0287 0.0305
14:01-15:00, Thu., 31 Dec. 0.0324 0.0287 0.0304
13:01-14:00, Thu., 31 Dec. 0.0325 0.0287 0.0306
12:01-13:00, Thu., 31 Dec. 0.0324 0.0287 0.0307
11:01-12:00, Thu., 31 Dec. 0.0325 0.0288 0.0311
10:01-11:00, Thu., 31 Dec. 0.0324 0.0288 0.0310
09:01-10:00, Thu., 31 Dec. 0.0329 0.0291 0.0310
08:01-09:00, Thu., 31 Dec. 0.0323 0.0288 0.0306
07:01-08:00, Thu., 31 Dec. 0.0330 0.0289 0.0307
06:01-07:00, Thu., 31 Dec. 0.0330 0.0278 0.0305
05:01-06:00, Thu., 31 Dec. 0.0326 0.0293 0.0310
04:01-05:00, Thu., 31 Dec. 0.0325 0.0287 0.0309
03:01-04:00, Thu., 31 Dec. 0.0328 0.0287 0.0309
02:01-03:00, Thu., 31 Dec. 0.0332 0.0288 0.0311
01:01-02:00, Thu., 31 Dec. 0.0326 0.0286 0.0306
00:01-01:00, Thu., 31 Dec. 0.0328 0.0286 0.0308
23:01-24:00, Wed., 30 Dec. 0.0332 0.0290 0.0308
22:01-23:00, Wed., 30 Dec. 0.0337 0.0283 0.0309
21:01-22:00, Wed., 30 Dec. 0.0331 0.0288 0.0309
20:01-21:00, Wed., 30 Dec. 0.0328 0.0283 0.0309
19:01-20:00, Wed., 30 Dec. 0.0335 0.0289 0.0309
18:01-19:00, Wed., 30 Dec. 0.0333 0.0289 0.0310
17:01-18:00, Wed., 30 Dec. 0.0333 0.0291 0.0312
16:01-17:00, Wed., 30 Dec. 0.0339 0.0292 0.0313
15:01-16:00, Wed., 30 Dec. 0.0334 0.0294 0.0313
14:01-15:00, Wed., 30 Dec. 0.0334 0.0295 0.0316
13:01-14:00, Wed., 30 Dec. 0.0335 0.0292 0.0314
12:01-13:00, Wed., 30 Dec. 0.0340 0.0298 0.0317
11:01-12:00, Wed., 30 Dec. 0.0353 0.0299 0.0321
10:01-11:00, Wed., 30 Dec. 0.0365 0.0305 0.0331
09:01-10:00, Wed., 30 Dec. 0.0384 0.0330 0.0355
08:01-09:00, Wed., 30 Dec. 0.0388 0.0326 0.0356
07:01-08:00, Wed., 30 Dec. 0.0350 0.0310 0.0331
06:01-07:00, Wed., 30 Dec. 0.0353 0.0314 0.0332
05:01-06:00, Wed., 30 Dec. 0.0350 0.0308 0.0327
04:01-05:00, Wed., 30 Dec. 0.0346 0.0303 0.0323
03:01-04:00, Wed., 30 Dec. 0.0343 0.0303 0.0324
02:01-03:00, Wed., 30 Dec. 0.0345 0.0304 0.0323
01:01-02:00, Wed., 30 Dec. 0.0339 0.0299 0.0318
00:01-01:00, Wed., 30 Dec. 0.0332 0.0293 0.0311
23:01-24:00, Tue., 29 Dec. 0.0331 0.0293 0.0311
22:01-23:00, Tue., 29 Dec. 0.0328 0.0292 0.0311
21:01-22:00, Tue., 29 Dec. 0.0330 0.0289 0.0312
20:01-21:00, Tue., 29 Dec. 0.0334 0.0289 0.0310
19:01-20:00, Tue., 29 Dec. 0.0332 0.0292 0.0308
18:01-19:00, Tue., 29 Dec. 0.0328 0.0284 0.0309
17:01-18:00, Tue., 29 Dec. 0.0343 0.0283 0.0308
16:01-17:00, Tue., 29 Dec. 0.0334 0.0287 0.0312
15:01-16:00, Tue., 29 Dec. 0.0331 0.0287 0.0309
14:01-15:00, Tue., 29 Dec. 0.0335 0.0290 0.0312
13:01-14:00, Tue., 29 Dec. 0.0332 0.0296 0.0311
12:01-13:00, Tue., 29 Dec. 0.0338 0.0297 0.0317
11:01-12:00, Tue., 29 Dec. 0.0342 0.0290 0.0319
10:01-11:00, Tue., 29 Dec. 0.0345 0.0293 0.0320
09:01-10:00, Tue., 29 Dec. 0.0337 0.0295 0.0311
08:01-09:00, Tue., 29 Dec. 0.0342 0.0299 0.0322
07:01-08:00, Tue., 29 Dec. 0.0350 0.0311 0.0331
06:01-07:00, Tue., 29 Dec. 0.0337 0.0309 0.0325
05:01-06:00, Tue., 29 Dec. 0.0353 0.0308 0.0324
04:01-05:00, Tue., 29 Dec. 0.0338 0.0303 0.0318
03:01-04:00, Tue., 29 Dec. 0.0348 0.0294 0.0320
02:01-03:00, Tue., 29 Dec. 0.0341 0.0298 0.0319
01:01-02:00, Tue., 29 Dec. 0.0338 0.0295 0.0317
00:01-01:00, Tue., 29 Dec. 0.0358 0.0306 0.0323
23:01-24:00, Mon., 28 Dec. 0.0339 0.0293 0.0311
22:01-23:00, Mon., 28 Dec. 0.0326 0.0276 0.0300
21:01-22:00, Mon., 28 Dec. 0.0320 0.0282 0.0300
20:01-21:00, Mon., 28 Dec. 0.0321 0.0285 0.0303
19:01-20:00, Mon., 28 Dec. 0.0331 0.0289 0.0308
18:01-19:00, Mon., 28 Dec. 0.0331 0.0291 0.0311
17:01-18:00, Mon., 28 Dec. 0.0326 0.0285 0.0307
16:01-17:00, Mon., 28 Dec. 0.0322 0.0285 0.0304
15:01-16:00, Mon., 28 Dec. 0.0340 0.0287 0.0307
14:01-15:00, Mon., 28 Dec. 0.0333 0.0288 0.0309
13:01-14:00, Mon., 28 Dec. 0.0341 0.0294 0.0316
12:01-13:00, Mon., 28 Dec. 0.0331 0.0295 0.0314
11:01-12:00, Mon., 28 Dec. 0.0337 0.0290 0.0321
10:01-11:00, Mon., 28 Dec. 0.0353 0.0303 0.0327
09:01-10:00, Mon., 28 Dec. 0.0366 0.0313 0.0334
08:01-09:00, Mon., 28 Dec. 0.0353 0.0313 0.0333
07:01-08:00, Mon., 28 Dec. 0.0346 0.0301 0.0323
06:01-07:00, Mon., 28 Dec. 0.0351 0.0307 0.0322
05:01-06:00, Mon., 28 Dec. 0.0339 0.0294 0.0316
04:01-05:00, Mon., 28 Dec. 0.0341 0.0295 0.0315
03:01-04:00, Mon., 28 Dec. 0.0335 0.0295 0.0317
02:01-03:00, Mon., 28 Dec. 0.0331 0.0278 0.0310
01:01-02:00, Mon., 28 Dec. 0.0324 0.0283 0.0307
00:01-01:00, Mon., 28 Dec. 0.0321 0.0290 0.0303