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Navigational Aids: CompassesLaajuus (1.25 cr)

Code: MM22M103

Credits

1.25 op

Objective

The student is provided with
• an ability to determine and allow for errors in magnetic and gyro-compasses.
• knowledge of the principles of magnetic and gyro-compasses.
• theoretical knowledge and whether theory has been real-ised with reference to gyro-compasses on vessels as well as the faults and limitations of gyro-compasses.
• an understanding of systems (master/slave) under the con-trol of the master gyro and knowledge of the operation and care of the main types of gyro-compasses.

Content

• The magnetic compass
• Terrestrial and vessel magnetism
• Deviation and deviation coefficients
• The magnetic compass compensation
• Drawing up a deviation curve
• The construction of a magnetic compass
• The gyro-compass
• The free gyro and gyro laws, precession, the north-seeking gyro
• The gyro-compass errors: the latitude error, the speed error, the influence of the course and changes in speed and the ballistic error
• Going through the typical gyro-compasses onboard
• Knowledge of the magnetic and gyro-compass maintenance

Qualifications

Navigational Aids: GNSS, compasses and steering

Enrollment

15.06.2025 - 09.11.2025

Timing

10.11.2025 - 19.12.2025

Number of ECTS credits allocated

1 op

Mode of delivery

Contact teaching

Unit

Faculty of Technology and Seafaring

Teaching languages
  • English
Degree programmes
  • Degree Programme in Maritime Management, Captain
Teachers
  • Ahti Hyppönen
Groups
  • MMC23D-Å
    Maritime Management, Captain, 2023, full-time studies

Objective

The student is provided with
• an ability to determine and allow for errors in magnetic and gyro-compasses.
• knowledge of the principles of magnetic and gyro-compasses.
• theoretical knowledge and whether theory has been real-ised with reference to gyro-compasses on vessels as well as the faults and limitations of gyro-compasses.
• an understanding of systems (master/slave) under the con-trol of the master gyro and knowledge of the operation and care of the main types of gyro-compasses.

Content

• The magnetic compass
• Terrestrial and vessel magnetism
• Deviation and deviation coefficients
• The magnetic compass compensation
• Drawing up a deviation curve
• The construction of a magnetic compass
• The gyro-compass
• The free gyro and gyro laws, precession, the north-seeking gyro
• The gyro-compass errors: the latitude error, the speed error, the influence of the course and changes in speed and the ballistic error
• Going through the typical gyro-compasses onboard
• Knowledge of the magnetic and gyro-compass maintenance

Location and time

According to realization timetable

Materials

SOLAS, Dokmar: Ship Navigation,

Teaching methods

Lectures in the classroom and possibly online studies.
Homework and E-Learning may excist.

Exam schedules

According to realization schedule

Completion alternatives

-

Student workload

33h

Evaluation scale

H-5

Assessment methods and criteria

Test, assignment

Assessment criteria, fail (0)

Do not meet the criteria of evaluation

Assessment criteria, satisfactory (1-2)

• Demonstrates familiarity with core material and concepts
• Correctly use single industry concepts
• Find information for a single situation
• Distinguishes everyday information from the data studied
• Acting in professional situations demonstrates familiarity with their professional field
• Shows that you have achieved your core competence goals
• Work safely
• Act in accordance with the ecological principles of the profession
• Organize your own and group activities

Assessment criteria, good (3-4)

• Demonstrates consistent concepts and knowledge base in the field of familiarity
• Evaluate and limit the need for information
• Work well in professional tasks and situations
• Work in multicultural environments
• Work safely
• Work consistently with the ecological principles of the profession
• Organize your own and group activities consistently

Assessment criteria, excellent (5)

• Expertly use industry concepts and information
• Evaluate and use different sources of information
• Apply the knowledge base in professional varied / challenging tasks with expertise
• To act in different positions, in different operating environments.
• To act independently and responsibly in a professional situation
• Act with safety in mind
• To justify the activity in accordance with the ecological principles of the profession
• To organize your own and the group's activities in a professional manner

Qualifications

Navigational Aids: GNSS, compasses and steering

Enrollment

15.06.2024 - 20.10.2024

Timing

21.10.2024 - 29.11.2024

Number of ECTS credits allocated

1 op

Mode of delivery

Contact teaching

Unit

Faculty of Technology and Seafaring

Teaching languages
  • English
Degree programmes
  • Degree Programme in Maritime Management, Captain
Teachers
  • Ahti Hyppönen
Groups
  • MMC22D-Å
    Maritime Management, Captain, 2022, full-time studies

Objective

The student is provided with
• an ability to determine and allow for errors in magnetic and gyro-compasses.
• knowledge of the principles of magnetic and gyro-compasses.
• theoretical knowledge and whether theory has been real-ised with reference to gyro-compasses on vessels as well as the faults and limitations of gyro-compasses.
• an understanding of systems (master/slave) under the con-trol of the master gyro and knowledge of the operation and care of the main types of gyro-compasses.

Content

• The magnetic compass
• Terrestrial and vessel magnetism
• Deviation and deviation coefficients
• The magnetic compass compensation
• Drawing up a deviation curve
• The construction of a magnetic compass
• The gyro-compass
• The free gyro and gyro laws, precession, the north-seeking gyro
• The gyro-compass errors: the latitude error, the speed error, the influence of the course and changes in speed and the ballistic error
• Going through the typical gyro-compasses onboard
• Knowledge of the magnetic and gyro-compass maintenance

Evaluation scale

H-5

Qualifications

Navigational Aids: GNSS, compasses and steering