https://uwcscholar.uwc.ac.za/items/66567ac7-a02f-4af6-b2d3-3acf977691d6
Further observations of Hipparcos red stars and standards for UBV(RI)C photometry
We present homogeneous and standardized UBV(RI)C JHK photometry for over 100 M stars selected from an earlier paper on the basis of apparent photometric...
red starsobservationshipparcosstandardsubv
https://astronomia.zcu.cz/hvezdy/hipparcos/141-vysledek-vyhledavani?hip_text=HIP+111954
Hvězdy - Katalog HIPPARCOS a SIMBAD - Výsledek vyhledávání
Hvězdy - multimediální učební text
kataloghipparcossimbad
https://gak.it/3532/sabato-20-ottobre-serata-osservativa-a-rocca-di-cave-organizzata-da-hipparcos/
Sabato 20 Ottobre serata osservativa a Rocca di Cave organizzata da Hipparcos | GAK.it
Jan 17, 2013 - Sabato 20 Ottobre il Gruppo Astrofili Hipparcos organizza una serata osservativa guidata presso l'osservatorio astronomico di Rocca di Cave.
rocca di cavesabatoottobreserataosservativa
https://iris.polito.it/handle/11583/1676289
Ground attitude determination in the Hipparcos mission
attitude determinationgroundhipparcosmission
https://hyperphysics.phy-astr.gsu.edu/hbasees/Solar/Hipparcos.html
Hipparcos
hipparcos