Please use our contact lines below that suits your needs.

Postal Address

Observatorium Bosscha
FMIPA Institut Teknologi Bandung
Jl. Peneropongan Bintang, Lembang, Bandung Barat 40391
Jawa Barat, Indonesia


Phone (NOT for Visit admission/inquiry) +62 22 278 6027
Information inquiry by phone/fax will be responded only on workdays: Monday–Friday 09:00 to 15:00 Western Indonesian Time (WIB, UT+7).


Replace ‘[at]’ with ‘@’ symbol when you send e-mail.

Public visit kunjungan[at]
Research/Academic bosscha[at]
Library ely[at]