Bosscha Observatory - Institut Teknologi Bandung

Bosscha Observatory Sky Brightness Monitoring


This near-real time data is taken by Sky Quality Meter Instrument. This Instrument was set up to active during night time. Just for information, Bosscha Observatory have coordinate 6°49′28″S and 107°36′56″E and Time Zone +7. Geographically situated at Lembang, West Java, Indonesia. Contact Dr. Dhani Herdiwijaya (dhani[at]as.itb.ac.id)

Publications related to this instrument are (in bahasa) "Pengukuran Kecerlangan Langit Arah Zenith di Bandung dan Cimahi dengan Menggunakan Sky Quality Meter" and "Penentuan Waktu Gerhana Bulan Total 16 Juni 2011 Berdasarkan Sky Quality Meter" can be found here: http://astronomy.itb.ac.id/60th/shai/prosiding.html

The Most Recent Data :

Data update every ~ 2 minute.


SQM Readings (latest 1 hours data):

The higher number in Y-axis is darker sky. Scale larger than 19 mag/arcsec2 and smaller than 17 mag/arcsec2 are clear-dark sky and cloud-bright sky, respectively

Data interval 2 minutes, image automatically refreshes every ~ 1 minute.