fix counting error in star catalog appendix

Stellarium · Nov 15, 2024 · 6132e86 · 6132e86
1 parent 7e5eb50
commit 6132e86
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Showing 2 changed files with 9 additions and 9 deletions.
diff --git a/guide/app_star_catalogue.tex b/guide/app_star_catalogue.tex
@@ -98,7 +98,7 @@ \subsection{General Description}%\label{general-description}
 \midrule
 \file{stars\_0\_0v0\_8.cat} & 0 & 28 bytes & 0 &      4,979 & Hipparcos\\
 \file{stars\_1\_0v0\_8.cat} & 0 & 28 bytes & 1 &     21,806 & Hipparcos\\
-\file{stars\_2\_0v0\_8.cat} & 0 & 28 bytes & 2 &    150,824 & Hipparcos\\
+\file{stars\_2\_0v0\_8.cat} & 0 & 28 bytes & 2 &    150,826 & Hipparcos\\
 \file{stars\_3\_1v0\_4.cat} & 1 & 10 bytes & 3 &    425,807 & Tycho 2\\
 \file{stars\_4\_1v0\_2.cat} & 1 & 10 bytes & 4 &  1,692,779 & Tycho 2\\
 \file{stars\_5\_2v0\_1.cat} & 2 &  8 bytes & 5 &  7,083,058 & NOMAD\\
@@ -225,16 +225,16 @@ \subsubsection{Star Data Records}%\label{star-data-records}
 											   the line number in the file - 1\\%\midrule
 x0             &  4 & int                & 4 & position of the star relative to the central point in the star's zone, in axis 1\\%\midrule
 x1             &  8 & int                & 4 & position of the star relative to the central point in the star's zone, in axis 2\\%\midrule
-b\_v           &  9 & unsigned char      & 1 & magnitude level in B-V colour. This value refers to one of 256 discrete steps 
+b\_v           & 12 & unsigned char      & 1 & magnitude level in B-V colour. This value refers to one of 256 discrete steps 
                                                in the magnitude range for the file\\%\midrule
-mag            & 10 & unsigned char      & 1 & magnitude level in the V-I colour. This value refers to one of 256 discrete steps 
+mag            & 13 & unsigned char      & 1 & magnitude level in the V-I colour. This value refers to one of 256 discrete steps 
                                                in the magnitude range for the file\\%\midrule
-sp\_int        & 11 & unsigned short int & 2 & index into an array of spectral type descriptions 
+sp\_int        & 14 & unsigned short int & 2 & index into an array of spectral type descriptions 
                                                which is taken from the file \file{stars\_hip\_sp.cat}, the index corresponds to the 
 											   line number in the file - 1\\%\midrule
-dx0            & 13 & int                & 4 & proper motion of the star in axis 1\\%\midrule
-dx1            & 17 & int                & 4 & proper motion of the star in axis 2\\%\midrule
-plx            & 21 & int                & 4 & parallax of the star. To get the actual value, divide by 10000.\\\bottomrule
+dx0            & 16 & int                & 4 & proper motion of the star in axis 1\\%\midrule
+dx1            & 20 & int                & 4 & proper motion of the star in axis 2\\%\midrule
+plx            & 24 & int                & 4 & parallax of the star. To get the actual value, divide by 10000.\\\bottomrule
 \end{tabular}
 \caption{Star Data Record Type 0}
 \label{tab:StarDataRecord0}

diff --git a/src/core/modules/Star.hpp b/src/core/modules/Star.hpp
@@ -99,7 +99,7 @@ struct Star1 { // 28 byte
 	struct Data {
 		quint8  hip[3];	      // 3 bytes
 		quint8  componentIds; // 1 byte
-		quint32 x0;           // 4 bytes
+		qint32  x0;           // 4 bytes
 		qint32  x1;           // 4 bytes
 		quint8  b_v; 		  // 1 byte
 		quint8  vmag;         // 1 bytes
@@ -284,4 +284,4 @@ struct Star3 {  // 6 byte
 };
 static_assert(sizeof(Star3) == 6, "Size of Star3 must be 6 bytes");
 
-#endif // STAR_HPP
+#endif // STAR_HPP