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Table 4.

Equatorial and ecliptic positions of Aldebaran and Procyon.

Star Gα Mα Gδ Mδ H Z Gλ Mλ Fλ Gβ Mβ Sβ H
Aldebaran 63 10 15 36 S 4 06 00 5 31 45 M
 preamble 63 10 15 36 S 4 06 5 31 45 M
  computed from equatorial 4 06 00 5 31 45 M
  HIP 63 4 15 36 S 4 00 21 5 29 49 M

Procyon 109 30 6 13 S 20 11 15 15 56 20 M
 preamble 109 30 6 13 S 20 11 15 56 20
  computed from equatorial 20 11 19 15 56 22 M
  HIP 109 24 6 13 S 20 04 41 15 56 06 M

Notes. For each star, the first line has the coordinates from Manuscript, the second line those of the preamble of the 121-star catalogue, the third line the ecliptic coordinates computed from the equatorial coordinates in Manuscript with ϵ = 23° 31′, and the fourth line the coordinates in 1586 computed from HIPPARCOS data.

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