MAGNETIC OBSERVATORY, HERMANUS SOUTH AFRICA, IN COLLABORATION WITH THE COSMIC RAY RESEARCH UNIT, POTCHEFSTROOM UNIVERSITY HERMANUS 12-NM-64 NEUTRON MONITOR COORDINATES 34 25 S, 19 13 E ALTITUDE 26 METERS REAL COUNTS 100 TIMES TABULATED VALUES CORRECTED TO 760.0 MM HG CO-EFFICIENT 0.95 PERCENT/MM HG DATE DAY UT 01 02 03 04 05 06 07 08 09 10 11 12 DAILY MEANS 13 14 15 16 17 18 19 20 21 22 23 24 1 12 1997 335 4411 4392 4335 4381 4393 4394 4399 4386 4439 4450 4434 4393 4417 4425 4430 4429 4408 4404 4409 4397 4379 4393 4410 4390 4404.1 24 2 12 1997 336 4385 4381 4399 4420 4385 4410 4415 4422 4414 4437 4433 4394 4407 4410 4410 4409 4391 4411 4395 4397 4383 4377 4381 4375 4401.7 24 3 12 1997 337 4380 4381 4363 4397 4382 4390 4392 4407 4393 4388 4395 4427 4396 4391 4410 4401 4395 4384 4406 4403 4391 4397 4394 4395 4394.1 24 4 12 1997 338 4390 4392 4409 4398 4379 4393 4391 4394 4398 4397 4410 4393 4403 4419 4384 4398 4394 4384 4392 4381 4385 4372 4371 4376 4391.8 24 5 12 1997 339 4366 4369 4395 4375 4372 4371 4392 4368 4364 4380 4390 4393 4390 4378 4380 4376 4360 4368 4399 4371 4363 4358 4365 4366 4375.4 24 6 12 1997 340 4368 4372 4372 4361 4366 4342 4369 4381 4373 4358 4362 4377 4384 4373 4395 4378 4366 4362 4358 4371 4356 4377 4366 4391 4369.9 24 7 12 1997 341 4384 4372 4373 4371 4363 4383 4372 4383 4378 4362 4370 4379 4371 4365 4362 4375 4364 4357 4344 4375 4378 4381 4383 4380 4371.9 24 8 12 1997 342 4394 4369 4375 4386 4390 4383 4392 4365 4376 4362 4371 4383 4366 4366 4367 4359 4357 4370 4379 4378 4364 4382 4378 4376 4374.5 24 9 12 1997 343 4384 4364 4368 4346 4346 4369 4371 4375 4363 4388 4374 4388 4360 4365 4381 4373 4403 4381 4367 4366 4390 4382 4379 4368 4373.0 24 10 12 1997 344 4394 4370 4377 4370 4387 4370 4359 4380 4359 4349 4339 4347 4361 4366 4355 4376 4366 4371 4367 4382 4373 4353 4345 4351 4365.3 24 11 12 1997 345 4361 4368 4363 4355 4344 4319 4307 4335 4329 4333 4331 4321 4302 4290 4341 4326 4330 4335 4329 4336 4340 4349 4349 4373 4336.1 24 12 12 1997 346 4358 4355 4352 4344 4359 4357 4356 4375 4353 4380 4372 4355 4379 4392 4389 4375 4397 4369 4374 4383 4385 4383 4384 4376 4370.9 24 13 12 1997 347 4355 4362 4390 4362 4370 4388 4374 4373 4391 4388 4400 4404 4418 4406 4431 4410 4418 4427 4423 4422 4426 4418 4404 4418 4399.1 24 14 12 1997 348 4384 4395 4392 4400 4404 4423 4445 4430 4449 4439 4422 4426 4425 4404 4423 4413 4426 4428 4428 4428 4409 4420 4416 4456 4420.2 24 15 12 1997 349 4427 4425 4446 4429 4433 4432 4424 4427 4443 4431 4428 4412 4407 4429 4424 4421 4411 4429 4437 4428 4455 4429 4441 4434 4429.3 24 16 12 1997 350 4421 4420 4428 4425 4417 4430 4411 4441 4457 4418 4427 4422 4436 4432 4460 4433 4441 4432 4438 4437 4434 4466 4463 4449 4434.9 24 17 12 1997 351 4440 4430 4425 4439 4447 4428 4434 4428 4452 4428 4435 4419 4415 4408 4423 4423 4404 4419 4398 4440 4437 4458 4467 4465 4431.8 24 18 12 1997 352 4463 4454 4462 4440 4419 4447 4412 4407 4415 4397 4396 4410 4402 4393 4407 4398 4382 4392 4370 4381 4387 4388 4357 4363 4405.9 24 19 12 1997 353 4363 4378 4388 4379 4381 4390 4392 4371 4365 4372 4348 4360 4359 4359 4369 4349 4369 4353 4359 4365 4359 4352 4337 4334 4364.6 24 20 12 1997 354 4342 4342 4343 4352 4358 4344 4361 4362 4328 4358 4358 4377 4379 4361 4375 4340 4364 4359 4359 4347 4347 4354 4376 4354 4355.8 24 21 12 1997 355 4360 4349 4369 4364 4346 4369 4378 4367 4367 4385 4387 4375 4371 4370 4378 4368 4373 4356 4376 4361 4374 4362 4360 4356 4367.5 24 22 12 1997 356 4373 4341 4363 4357 4350 4371 4371 4352 4380 4379 4389 4363 4384 4391 4366 4345 4371 4383 4367 4363 4365 4348 4373 4388 4368.0 24 23 12 1997 357 4350 4372 4369 4361 4378 4384 4380 4377 4383 4362 4392 4376 4394 4379 4389 4361 4398 4377 4388 4388 4374 4366 4372 4389 4377.5 24 24 12 1997 358 4380 4394 4362 4387 4398 4395 4419 4431 4395 4392 4375 4394 4390 4393 4394 4392 4376 4405 4388 4397 4425 4389 4414 4407 4395.5 24 25 12 1997 359 4405 4385 4408 4391 4406 4392 4395 4393 4397 4416 4409 4436 4421 4407 4404 4394 4403 4410 4415 4390 4401 4400 4396 4417 4403.8 24 26 12 1997 360 4399 4398 4375 4398 4425 4398 4396 4399 4402 4393 4400 4407 4388 4394 4403 4402 4409 4414 4420 4412 4425 4441 4445 4421 4406.8 24 27 12 1997 361 4434 4420 4421 4418 4409 4405 4415 4420 4410 4419 4425 4413 4411 4408 4418 4413 4371 4411 4403 4397 4408 4405 4408 4407 4411.2 24 28 12 1997 362 4430 4406 4412 4407 4402 4403 4379 4408 4410 4378 4398 4422 4406 4412 4394 4435 4401 4402 4405 4414 4410 4406 4398 4384 4405.1 24 29 12 1997 363 4387 4377 4397 4385 4387 4392 4416 4436 4417 4424 4414 4427 4425 4421 4419 4410 4381 4390 4387 4375 4366 4361 4365 4380 4397.5 24 30 12 1997 364 4413 4398 4376 4387 4421 4421 4404 4408 4423 4415 4403 4403 4395 4389 4418 4413 4423 4436 4421 4381 4393 4410 4413 4401 4406.9 24 31 12 1997 365 4420 4403 4399 4375 4379 4385 4394 4382 4371 4354 4364 4382 4374 4357 4365 4352 4365 4350 4355 4346 4358 4345 4353 4361 4370.4 24 MONTHLY MEANS 4391 4385 4387 4386 4387 4390 4391 4393 4393 4391 4392 4393 4391 4389 4396 4389 4388 4389 4389 4387 4388 4388 4389 4390 4389.7 C-12 &l0H