European Space Agency
Science & Technology
GAIA DATA RELEASE DOCUMENTATION
Gaia Data Release 2
Documentation release 1.2
Gaia Data Release 2
Documentation release 1.2
I
Introduction to Gaia DR2
II
Gaia data processing
III
Gaia data analysis
IV
Gaia catalogue
9
Catalogue consolidation
10
Catalogue validation
11
Cross-match with GDR1
12
Catalogue statistics and plots
12.1
Introduction
12.2
Sky Density
12.3
Photometry
12.4
Positions
12.5
Parallaxes
12.6
Proper motions
12.7
Astrometric correlations
12.8
Observations
12.9
Radial Velocity
12.10
Astrophysical parameters
12.11
Other astrometric parameters
V
Gaia archive
Miscellaneous
Bibliography
12
Catalogue statistics and plots
12.3
Photometry
12.5
Parallaxes
12.4
Positions
Figure 12.11:
HEALPix map of
α
error
(larger)
, and
δ
error
(larger)
.
Figure 12.12:
Histogram of
α
error
(larger)
, and
δ
error
(larger)
.
Figure 12.13:
Histogram of
α
error
(larger)
, and
δ
error
(larger)
as a function of
G
magnitude.
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