CCD measurements of visual double stars at Calar Alto.

  1. Docobo, J.A. 1
  2. Alvarez, C. 1
  3. Lahulla, J.F. 2
  4. Lancharesi, V. 3
  5. Aguirre, A. 4
  1. 1 Observ. Astron. Ramon Maria Aller, Santiago de Compostela, Spain
  2. 2 Observ. Astronómico Nacional, Madrid, Spain
  3. 3 Universidad de La Rioja
    info

    Universidad de La Rioja

    Logroño, España

    ROR https://ror.org/0553yr311

  4. 4 Ctro. Astron. Hispano-Aleman, Almeria, Spain
Zeitschrift:
Astronomische Nachrichten

ISSN: 0004-6337

Datum der Publikation: 2000

Ausgabe: 321

Nummer: 1

Seiten: 5-54

Art: Artikel

Andere Publikationen in: Astronomische Nachrichten

Institutionelles Repository: lock_openOpen Access Editor

Zusammenfassung

342 CCD measurements of relative positions and magnitude differences for 145 visual double stars are presented. Observations were carried out at the 1.23m telescope of the German-Spanish Astronomical Center at Calar Alto (Spain), all of them in V and R photometric bands.