Verfahren zur Wiederlangung der Lage eines dreiachs-stabilisierten Satelliten mittels Sternidentifizierung

• Main Author: FLAMENT, PATRICK, F-06110 LE CANNET, FR
• Format: Patent
• Language: German
• Published: 17.08.1995
• Edition: 6
• Subjects: AIRCRAFT; ANALOGOUS ARRANGEMENTS USING OTHER WAVES; AVIATION; CONTROLLING; COSMONAUTICS; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; GYROSCOPIC INSTRUMENTS; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PERFORMING OPERATIONS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; RADIO DIRECTION-FINDING; RADIO NAVIGATION; REGULATING; SURVEYING; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES; TESTING; TRANSPORTING; VEHICLES OR EQUIPMENT THEREFOR

For reacquisition of the attitude of a satellite wholly or partly three-axis stabilised, the method tests whether an Earth detector detects the Earth (test 1) and whether a star detector detects a star of magnitude at least approximately equal to that of a given reference star (test 2):   * case a :...