Telemetry Quick View
For site telemetry updates, please refresh page.
Clear.Sky.Clock
(If the Clear Sky Clock is on a prior date, clear your history and it will update)
(If the Clear Sky Clock is on a prior date, clear your history and it will update)

Primary Alcor.Seeing.Monitor
The Alcor seeing monitor begins at about 10:15 PM in summer and about 8 PM in the winter, specifically at the end of Astronomical Twilight (beginning of Astronomical Darkness), when the sun is 18 degrees below the horizon. During the day this number represents the mean seeing for the previous night. During the evening, this number represents the current mean seeing for that evening.
The Alcor seeing monitor begins at about 10:15 PM in summer and about 8 PM in the winter, specifically at the end of Astronomical Twilight (beginning of Astronomical Darkness), when the sun is 18 degrees below the horizon. During the day this number represents the mean seeing for the previous night. During the evening, this number represents the current mean seeing for that evening.
Current Mean Seeing and Graphic
Primary Cyclope Seeing Monitor
Primary Cyclope Seeing Monitor


Secondary Alcor.Seeing.Monitor
This second Alcor Seeing Monitor is independently measuring local seeing. Starts once the Sun is 18 degrees below the horizon
This second Alcor Seeing Monitor is independently measuring local seeing. Starts once the Sun is 18 degrees below the horizon
Current Mean Seeing and Graphic
Secondary Cyclope Seeing Monitor
Secondary Cyclope Seeing Monitor


Alcor.Flux.Data from Primary Alcor Seeing Monitor
This reading is a measure of sky transparency, generated by the Alcor Cyclope Seeing Monitor.
Starts at 9:30 PM
This reading is a measure of sky transparency, generated by the Alcor Cyclope Seeing Monitor.
Starts at 9:30 PM

SBIG Seeing Monitor
Starting Time Variable: Approximately 9:00 PM (winter) and 7:00 PM (summer).
Starting Time Variable: Approximately 9:00 PM (winter) and 7:00 PM (summer).

SkyAlert Weather

Live SRO High Resolution All-Sky Monochrome Camera
North is up with East to the right.
North is up with East to the right.

Live SRO High Resolution All-Sky Color Camera
North is up with East to the right.
North is up with East to the right.

Sky Quality
(Unihedron Sky Quality Monitor LE utilizing Knightware Software)
(Unihedron Sky Quality Monitor LE utilizing Knightware Software)

Sky Quality: Secondary Meter
(Unihedron Sky Quality Monitor LE utilizing Knightware Software)
(Unihedron Sky Quality Monitor LE utilizing Knightware Software)

SRO Live Cams





Corporate Office:
Sierra Remote Observatories
42120 Bald Mountain Road
Auberry, CA 93602 USA
Observatory Site: Auberry, California
Contact Information:
Email: Info@SROservice.com
Website: www.sierra-remote.com
Corporate Office: 559-855-2473 (PST)
Observatory Phone: 559-855-5590 (PST)
Keith Quattrocchi: President and Founder
Email: Keith@SroService.com
Phone: 530-401-0643 (PST)
SRO® and Sierra Remote Observatories® are Registered in the U.S. Patent and Trademark Office
Banner images by Keith Quattrocchi, Bray Falls, Eric Coles and Mel Helm
Sierra Remote Observatories
42120 Bald Mountain Road
Auberry, CA 93602 USA
Observatory Site: Auberry, California
Contact Information:
Email: Info@SROservice.com
Website: www.sierra-remote.com
Corporate Office: 559-855-2473 (PST)
Observatory Phone: 559-855-5590 (PST)
Keith Quattrocchi: President and Founder
Email: Keith@SroService.com
Phone: 530-401-0643 (PST)
SRO® and Sierra Remote Observatories® are Registered in the U.S. Patent and Trademark Office
Banner images by Keith Quattrocchi, Bray Falls, Eric Coles and Mel Helm