Australian Hydrographic Service - ANTT Questionnaire

AUSTRALIAN HYDROGRAPHIC SERVICE

Australian National Tide Tables - User Questionnaire

The Australian National Tide Tables (ANTT) are constantly changing and improving in response to your needs. By completing the following short questionnaire, you will be helping us to continue this improvement. We appreciate your feedback, Thank you.

1. Are you:

Shipping company	Mariner	Professional Fisherman
Port Authority	Recreational Sailor	Surveyor

Other:

2. Do you predict tides yourself:

Yes

If Yes, then by what method:

Official Electronic Tide Tables from the Australian Hydrographic Service
Other Electronic Tide Tables (please specifiy):
NP159 Admiralty Graphical Method
Other (please specify):

3. Tables and Sections
The ANTT includes several tables and sections that detail information other than Tidal predictions.
Please indicate your level of use of each of these tables and sections by ticking the appropriate box.

1.	Table I - Tidal levels at Standard Ports	Frequent	Occasional	Never
2.	Table II - Levels of Zeros of Predictions	Frequent	Occasional	Never
3.	Table III - Tidal Angles and Factors	Frequent	Occasional	Never
4.	Table IV - Astronomical Arguments	Frequent	Occasional	Never
5.	Part II - Tidal Streams -
	Predictions	Frequent	Occasional	Never
	Diagrams	Frequent	Occasional	Never
6.	Part III - Secondary Ports -
	Time Differences and Tidal Levels	Frequent	Occasional	Never
7.	Part IV - Harmonic Constants
	Geographic Position	Frequent	Occasional	Never
	Chart Datum	Frequent	Occasional	Never
	Zo (LAT)	Frequent	Occasional	Never
	Harmonic Constants	Frequent	Occasional	Never

4. What additional information would you like to see in the ANTT?:
Please enter your contact details in the box below if you would like to be contacted.

Tides Questionnaire
R.A.N. Hydrographic Service

Last Updated: Friday, January 18, 2008 2:39 PM
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