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3. The receiver will compare the exact time of transmitters.
4. Scientists determine the geocentric position of an Earth satellite
using the SLR.
5. RTK can yield positions to within a few millimeters.

6. Each satellite is transmitting a precise ephemeris with
information on its own position.
7. GNSS can locate a receiver to within a few meters.

8. In DORIS the ground station emits the signal and the satellite
receiver.

Task 2. Transform the verb into the noun and translate into
Ukrainian. Find the examples in the texts.

To position, to observe, to develop, to move, to
navigate, to improve, to explore, to apply, to install, to
transmit, to rotate

Task 3. Open the brackets and use the adjective or adverb in
the correct degree of comparison.

1. Earth-bound methods are ___ (advanced) in the world today.

2. The observation process in Earth-bound methods are ___
(good) under control than in space-to-space methods.
3. SLR is ___ (accurate) technique currently available to

determine the geometric position of an earth satellite.
4. GPS is ___ (prominent) system in the world which consists of a
constellation of 31 satellites in high.
5. 4 pseudoranges are needed to obtain ___ (precise) time.

6. In comparison with the GNSS ___ (sophisticated) methods
such as RTK can yield positions to within a few millimiteres.
7. Satellite geodesy includes such techniques as a very ___ (long)

baseline interferometry.
8. Satellite geodesy belongs to a ___ (broad) field of space
geodesy.

Task 4. Open the brackets and use the verb in the Present
Simple Tense. Make the sentences interrogative and negative.

1. Satellite geodesy ___ (to be) the measurement of the figure of
the Earth’s gravity field by means of artificial satellite technologies.
2. Satellite geodesy ___ (to include) a lunar laser ranging.

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