Measurement results by the hour (Kodaira) 30 Jan., 2012 - 5 Feb., 2012

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. 0.0440 0.0374 0.0411
22:01-23:00, Sun., 05 Feb. 0.0444 0.0391 0.0413
21:01-22:00, Sun., 05 Feb. 0.0449 0.0383 0.0410
20:01-21:00, Sun., 05 Feb. 0.0433 0.0375 0.0404
19:01-20:00, Sun., 05 Feb. 0.0447 0.0376 0.0406
18:01-19:00, Sun., 05 Feb. 0.0438 0.0387 0.0407
17:01-18:00, Sun., 05 Feb. 0.0432 0.0372 0.0406
16:01-17:00, Sun., 05 Feb. 0.0430 0.0371 0.0406
15:01-16:00, Sun., 05 Feb. 0.0440 0.0375 0.0407
14:01-15:00, Sun., 05 Feb. 0.0442 0.0372 0.0406
13:01-14:00, Sun., 05 Feb. 0.0439 0.0378 0.0406
12:01-13:00, Sun., 05 Feb. 0.0441 0.0378 0.0411
11:01-12:00, Sun., 05 Feb. 0.0452 0.0362 0.0412
10:01-11:00, Sun., 05 Feb. 0.0448 0.0380 0.0412
09:01-10:00, Sun., 05 Feb. 0.0457 0.0380 0.0425
08:01-09:00, Sun., 05 Feb. 0.0457 0.0401 0.0428
07:01-08:00, Sun., 05 Feb. 0.0452 0.0392 0.0421
06:01-07:00, Sun., 05 Feb. 0.0447 0.0379 0.0415
05:01-06:00, Sun., 05 Feb. 0.0440 0.0377 0.0411
04:01-05:00, Sun., 05 Feb. 0.0459 0.0382 0.0418
03:01-04:00, Sun., 05 Feb. 0.0450 0.0396 0.0420
02:01-03:00, Sun., 05 Feb. 0.0450 0.0388 0.0421
01:01-02:00, Sun., 05 Feb. 0.0453 0.0389 0.0420
00:01-01:00, Sun., 05 Feb. 0.0455 0.0390 0.0417
23:01-24:00, Sat., 04 Feb. 0.0441 0.0377 0.0410
22:01-23:00, Sat., 04 Feb. 0.0433 0.0374 0.0408
21:01-22:00, Sat., 04 Feb. 0.0438 0.0378 0.0406
20:01-21:00, Sat., 04 Feb. 0.0433 0.0381 0.0407
19:01-20:00, Sat., 04 Feb. 0.0432 0.0370 0.0405
18:01-19:00, Sat., 04 Feb. 0.0445 0.0375 0.0406
17:01-18:00, Sat., 04 Feb. 0.0442 0.0368 0.0407
16:01-17:00, Sat., 04 Feb. 0.0441 0.0382 0.0409
15:01-16:00, Sat., 04 Feb. 0.0439 0.0373 0.0411
14:01-15:00, Sat., 04 Feb. 0.0437 0.0373 0.0406
13:01-14:00, Sat., 04 Feb. 0.0440 0.0377 0.0409
12:01-13:00, Sat., 04 Feb. 0.0436 0.0382 0.0412
11:01-12:00, Sat., 04 Feb. 0.0441 0.0383 0.0412
10:01-11:00, Sat., 04 Feb. 0.0444 0.0392 0.0416
09:01-10:00, Sat., 04 Feb. 0.0445 0.0389 0.0416
08:01-09:00, Sat., 04 Feb. 0.0449 0.0399 0.0427
07:01-08:00, Sat., 04 Feb. 0.0458 0.0395 0.0426
06:01-07:00, Sat., 04 Feb. 0.0480 0.0401 0.0429
05:01-06:00, Sat., 04 Feb. 0.0461 0.0401 0.0432
04:01-05:00, Sat., 04 Feb. 0.0465 0.0407 0.0434
03:01-04:00, Sat., 04 Feb. 0.0456 0.0394 0.0426
02:01-03:00, Sat., 04 Feb. 0.0472 0.0391 0.0430
01:01-02:00, Sat., 04 Feb. 0.0457 0.0399 0.0424
00:01-01:00, Sat., 04 Feb. 0.0460 0.0388 0.0422
23:01-24:00, Fri., 03 Feb. 0.0462 0.0397 0.0421
22:01-23:00, Fri., 03 Feb. 0.0466 0.0392 0.0423
21:01-22:00, Fri., 03 Feb. 0.0447 0.0391 0.0418
20:01-21:00, Fri., 03 Feb. 0.0443 0.0381 0.0407
19:01-20:00, Fri., 03 Feb. 0.0439 0.0380 0.0410
18:01-19:00, Fri., 03 Feb. 0.0431 0.0386 0.0406
17:01-18:00, Fri., 03 Feb. 0.0443 0.0383 0.0407
16:01-17:00, Fri., 03 Feb. 0.0436 0.0374 0.0404
15:01-16:00, Fri., 03 Feb. 0.0433 0.0381 0.0411
14:01-15:00, Fri., 03 Feb. 0.0445 0.0377 0.0410
13:01-14:00, Fri., 03 Feb. 0.0443 0.0378 0.0408
12:01-13:00, Fri., 03 Feb. 0.0457 0.0372 0.0414
11:01-12:00, Fri., 03 Feb. 0.0457 0.0396 0.0418
10:01-11:00, Fri., 03 Feb. 0.0443 0.0381 0.0411
09:01-10:00, Fri., 03 Feb. 0.0452 0.0395 0.0423
08:01-09:00, Fri., 03 Feb. 0.0459 0.0385 0.0426
07:01-08:00, Fri., 03 Feb. 0.0460 0.0394 0.0425
06:01-07:00, Fri., 03 Feb. 0.0469 0.0384 0.0428
05:01-06:00, Fri., 03 Feb. 0.0466 0.0393 0.0426
04:01-05:00, Fri., 03 Feb. 0.0460 0.0380 0.0421
03:01-04:00, Fri., 03 Feb. 0.0442 0.0387 0.0414
02:01-03:00, Fri., 03 Feb. 0.0440 0.0368 0.0412
01:01-02:00, Fri., 03 Feb. 0.0463 0.0391 0.0416
00:01-01:00, Fri., 03 Feb. 0.0442 0.0385 0.0411
23:01-24:00, Thu., 02 Feb. 0.0451 0.0384 0.0415
22:01-23:00, Thu., 02 Feb. 0.0447 0.0386 0.0415
21:01-22:00, Thu., 02 Feb. 0.0449 0.0384 0.0413
20:01-21:00, Thu., 02 Feb. 0.0440 0.0380 0.0409
19:01-20:00, Thu., 02 Feb. 0.0453 0.0370 0.0410
18:01-19:00, Thu., 02 Feb. 0.0448 0.0393 0.0414
17:01-18:00, Thu., 02 Feb. 0.0449 0.0372 0.0411
16:01-17:00, Thu., 02 Feb. 0.0453 0.0370 0.0412
15:01-16:00, Thu., 02 Feb. 0.0447 0.0384 0.0411
14:01-15:00, Thu., 02 Feb. 0.0440 0.0392 0.0412
13:01-14:00, Thu., 02 Feb. 0.0440 0.0380 0.0409
12:01-13:00, Thu., 02 Feb. 0.0444 0.0381 0.0411
11:01-12:00, Thu., 02 Feb. 0.0456 0.0388 0.0418
10:01-11:00, Thu., 02 Feb. 0.0439 0.0389 0.0417
09:01-10:00, Thu., 02 Feb. 0.0444 0.0387 0.0416
08:01-09:00, Thu., 02 Feb. 0.0445 0.0390 0.0417
07:01-08:00, Thu., 02 Feb. 0.0441 0.0384 0.0414
06:01-07:00, Thu., 02 Feb. 0.0450 0.0379 0.0413
05:01-06:00, Thu., 02 Feb. 0.0446 0.0380 0.0414
04:01-05:00, Thu., 02 Feb. 0.0447 0.0384 0.0417
03:01-04:00, Thu., 02 Feb. 0.0442 0.0385 0.0414
02:01-03:00, Thu., 02 Feb. 0.0442 0.0386 0.0411
01:01-02:00, Thu., 02 Feb. 0.0448 0.0390 0.0416
00:01-01:00, Thu., 02 Feb. 0.0438 0.0390 0.0415
23:01-24:00, Wed., 01 Feb. 0.0452 0.0378 0.0412
22:01-23:00, Wed., 01 Feb. 0.0453 0.0386 0.0411
21:01-22:00, Wed., 01 Feb. 0.0434 0.0387 0.0414
20:01-21:00, Wed., 01 Feb. 0.0436 0.0378 0.0407
19:01-20:00, Wed., 01 Feb. 0.0429 0.0374 0.0404
18:01-19:00, Wed., 01 Feb. 0.0441 0.0377 0.0409
17:01-18:00, Wed., 01 Feb. 0.0441 0.0382 0.0412
16:01-17:00, Wed., 01 Feb. 0.0449 0.0388 0.0413
15:01-16:00, Wed., 01 Feb. 0.0445 0.0373 0.0412
14:01-15:00, Wed., 01 Feb. 0.0442 0.0389 0.0414
13:01-14:00, Wed., 01 Feb. 0.0445 0.0381 0.0412
12:01-13:00, Wed., 01 Feb. 0.0436 0.0383 0.0410
11:01-12:00, Wed., 01 Feb. 0.0445 0.0377 0.0410
10:01-11:00, Wed., 01 Feb. 0.0433 0.0370 0.0406
09:01-10:00, Wed., 01 Feb. 0.0442 0.0380 0.0411
08:01-09:00, Wed., 01 Feb. 0.0455 0.0375 0.0411
07:01-08:00, Wed., 01 Feb. 0.0437 0.0376 0.0411
06:01-07:00, Wed., 01 Feb. 0.0449 0.0385 0.0416
05:01-06:00, Wed., 01 Feb. 0.0453 0.0383 0.0413
04:01-05:00, Wed., 01 Feb. 0.0447 0.0383 0.0412
03:01-04:00, Wed., 01 Feb. 0.0438 0.0374 0.0412
02:01-03:00, Wed., 01 Feb. 0.0444 0.0376 0.0411
01:01-02:00, Wed., 01 Feb. 0.0436 0.0370 0.0407
00:01-01:00, Wed., 01 Feb. 0.0438 0.0365 0.0408
23:01-24:00, Tue., 31 Jan. 0.0433 0.0382 0.0403
22:01-23:00, Tue., 31 Jan. 0.0428 0.0374 0.0405
21:01-22:00, Tue., 31 Jan. 0.0429 0.0368 0.0406
20:01-21:00, Tue., 31 Jan. 0.0435 0.0370 0.0406
19:01-20:00, Tue., 31 Jan. 0.0438 0.0370 0.0405
18:01-19:00, Tue., 31 Jan. 0.0428 0.0370 0.0403
17:01-18:00, Tue., 31 Jan. 0.0425 0.0370 0.0403
16:01-17:00, Tue., 31 Jan. 0.0439 0.0370 0.0408
15:01-16:00, Tue., 31 Jan. 0.0452 0.0380 0.0408
14:01-15:00, Tue., 31 Jan. 0.0437 0.0384 0.0409
13:01-14:00, Tue., 31 Jan. 0.0441 0.0377 0.0412
12:01-13:00, Tue., 31 Jan. 0.0444 0.0384 0.0416
11:01-12:00, Tue., 31 Jan. 0.0451 0.0388 0.0417
10:01-11:00, Tue., 31 Jan. 0.0446 0.0385 0.0416
09:01-10:00, Tue., 31 Jan. 0.0462 0.0388 0.0420
08:01-09:00, Tue., 31 Jan. 0.0467 0.0397 0.0430
07:01-08:00, Tue., 31 Jan. 0.0465 0.0404 0.0431
06:01-07:00, Tue., 31 Jan. 0.0462 0.0399 0.0427
05:01-06:00, Tue., 31 Jan. 0.0467 0.0393 0.0425
04:01-05:00, Tue., 31 Jan. 0.0450 0.0391 0.0420
03:01-04:00, Tue., 31 Jan. 0.0446 0.0393 0.0417
02:01-03:00, Tue., 31 Jan. 0.0447 0.0390 0.0411
01:01-02:00, Tue., 31 Jan. 0.0436 0.0379 0.0409
00:01-01:00, Tue., 31 Jan. 0.0435 0.0378 0.0409
23:01-24:00, Mon., 30 Jan. 0.0448 0.0384 0.0409
22:01-23:00, Mon., 30 Jan. 0.0441 0.0381 0.0408
21:01-22:00, Mon., 30 Jan. 0.0428 0.0379 0.0405
20:01-21:00, Mon., 30 Jan. 0.0440 0.0380 0.0408
19:01-20:00, Mon., 30 Jan. 0.0428 0.0373 0.0403
18:01-19:00, Mon., 30 Jan. 0.0440 0.0366 0.0399
17:01-18:00, Mon., 30 Jan. 0.0427 0.0368 0.0401
16:01-17:00, Mon., 30 Jan. 0.0428 0.0367 0.0400
15:01-16:00, Mon., 30 Jan. 0.0437 0.0364 0.0400
14:01-15:00, Mon., 30 Jan. 0.0439 0.0374 0.0404
13:01-14:00, Mon., 30 Jan. 0.0435 0.0367 0.0404
12:01-13:00, Mon., 30 Jan. 0.0431 0.0366 0.0406
11:01-12:00, Mon., 30 Jan. 0.0434 0.0373 0.0408
10:01-11:00, Mon., 30 Jan. 0.0450 0.0370 0.0404
09:01-10:00, Mon., 30 Jan. 0.0431 0.0371 0.0403
08:01-09:00, Mon., 30 Jan. 0.0433 0.0370 0.0405
07:01-08:00, Mon., 30 Jan. 0.0431 0.0367 0.0399
06:01-07:00, Mon., 30 Jan. 0.0433 0.0387 0.0408
05:01-06:00, Mon., 30 Jan. 0.0443 0.0370 0.0405
04:01-05:00, Mon., 30 Jan. 0.0437 0.0374 0.0408
03:01-04:00, Mon., 30 Jan. 0.0437 0.0371 0.0404
02:01-03:00, Mon., 30 Jan. 0.0457 0.0379 0.0408
01:01-02:00, Mon., 30 Jan. 0.0440 0.0370 0.0407
00:01-01:00, Mon., 30 Jan. 0.0443 0.0378 0.0406