Radiometry

• A.G. di Sarra (ENEA, Italy)
• D. Meloni (ENEA, Italy)

Photometry

• T.Nakajima (Jaxa, JP)
• O. Dubovik (LOA, France)
• B. Torres ( LOA, France)
• P. Goloub (LOA, France)
• M. Campanelli (ISAC, CNR)
• S. Kazadzis (PMOD, CH)

Spectrometry

• F. Wittrock (Uni Bremen. DE)
• N. Kouremeti (PMOD, CH)
• H. Diemoz (ARPA VDA)
• A.M. Siani (Sapienza University)
• M. Tiefengraber (Luftblick, AT)

CAL/VAL for satellite missions

• A.M. Iannarelli (SERCO, IT)
• C. Zehner (Sentinel 5 manager)/S. Casadio ( SERCO, IT)
• Tijl Verhoelst (BIRA-IASB, BE)
• S. Federico (ISAC-CNR, IT)
• C. Bassani ( IIA-CNR, IT)