SRO
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    • SITE CONDITIONS
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    • GALLERY - Videos and General
    • GALLERY - SPECIAL
    • SRO: Views From Above
    • New Construction: Buildings 11 & 12
    • New Construction: Buildings 13 & 14
    • New Construction: Building 15
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  • For Sale
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    • WEATHER
    • TELEMETRY QUICK VIEW
    • SRO Building 1-4 LIVE CAMS
    • SRO Building 5-8 LIVE CAMS
    • SRO Building 9 LIVE CAMS
    • SRO Building 10 LIVE CAMS
    • SRO Building 11 LIVE CAMS
    • SRO Building 12 LIVE CAMS
    • SRO Building 13 LIVE CAMS
    • SRO Building 14 LIVE CAMS
    • SRO Building 15 (Standard Private Observatory)
    • SRO Building 16 (Custom)
    • SEEING DATA & DARKNESS
    • ALL SKY CAMERAS
  • Contact
Place your telescope at a unique site ​in the Sierra Nevada Mountains.  Sierra Remote Observatories (SRO) is an infrastructure intensive site with on-site technicians 365 days/year, free technical support, easy access, fiber optic internet, systems redundancy and unparalleled seeing conditions.  We have been operational since 2007, and currently have over 146 operational telescopes on site.

Telescope Hosting: Prices starting as low as $600/month.  Contact us for questions and pricing information.

Contact iTelescope to image with their 24" Planewave CDK at SRO. 

​SRO also rents telescopes for long term use.  Contact us for availability.​
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             Seeing Conditions:
      1 Arcsecond Summer Seeing
      Subarcsecond Peak Seeeing 

          290 Clear Nights/year
    Dark Skies: 21.80 Mag/ArcSec²
         No Summer Monsoons
​    Average Wind Speed of 1 mph
   Sierra Remote Observatories
​

     World Class Telescope
    Hosting for
Remote
   Astronomical Imaging,
   Data Acquisition, Satellite Tracking and Space Communications

 We have more than 180 telescopes on-site

 and still growing.
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Infrastructure:
​ 24/7 Technical Support
Easy Access
 Fiber Optic Internet at 1 Gbps 
 (Higher Gigabit Speeds Available)
​  Machine Shop Services 

  Turnkey Installations
iTelescope at SRO!

For those interested in renting a CDK24 at SRO, we are pleased to recommend you contact  iTelescope.net for assistance.  iTelescope has pioneered the use of rentable remotely operated telescopes and now has dozens of telescopes at multiple locations in the Northern and Southern hemispheres.  At SRO, they have successfully operated their largest telescope, a 24" PlaneWave CDK, for many years, taking advantage of our frequent sub-arcsecond seeing.  For those who want to image from SRO or another region, or just test SRO out, this is a great option!


​
​
​SRO Billboard
Now located at the main tab above under "For Sale"
Includes items for sale and for full time rent, as well as telescope sharing arrangements.

Sierra Remote Observatories (SRO) Summary
Sierra Remote Observatories (SRO) provides hosting services for remotely operated telescopes at an exceptional site in the Sierra Nevada Mountains. SRO has been continuously in operation since 2007, currently hosting more than 174 telescope systems and growing. We are honored to host a roster of clients, which include astronomers from universities and science institutes, space industry professionals, and astrophotographers. Our site has: 

    • 180 Telescopes Currently On-Site
     • 1 arcsecond summer seeing
     
• 1.2 arcsecond winter seeing
    • subarcsecond peak seeing
     
• dark skies: 21.80 Mag/ArcSec²
     • 290 clear nights each year
     
• an average wind speed of 1 mph
     
• rare thunderstorms
     
• no summer monsoons
     
• high speed fiber optic internet 
     
• 1 Gbps with higher speeds available
     
• Starlink internet backup
     
• 24/7 technical support
​     
• on-site machine shop services
     
• secure VPN with redundancy
     • all site generator backup
     • 2 hours of free tech support per month
     
• on-site headquarters
​    
 • client facilities

Our seeing conditions are unique, with 1 arcsecond summer and 1.2 arcsecond winter seeing.  Peak seeing measurements are on average subarcsecond (one hour after onset of astronomical twilight).  We have fiber optic internet with standard 1 Gbps download and upload speeds (full duplex), with higher speeds and dedicated fiber available.  Access to the site is easy, being only one hour by car from the Fresno-Yosemite International Airport.  We have full time 24/7 technical support with local and on-site machine shop and computer services available.  We provide 2 hours of free techinical support per month, more than enough for most all our clients.   Most repairs are performed on-site and we can ship more complicated issues within 24 hours.  We will then reassemble your telescope and make it ready for your use.   For new installations, if you are unable to come out, we can assemble your telescope system for you.         

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Site Conditions
A significant number of clear nights (290/year), calm weather, and year-round accessibility are just a few factors that contribute to our excellent site conditions.

Learn More →

Services & Support
Full-time, experienced support staff, along with on-site machine shop services. Standard free support (two hours each month) and more extensive monthly hosting support packages are also available.

Learn More →
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​Hosting Services
SRO offers telescope hosting in multi-telescope shared observatories, private observatories and custom observatories. You place your telescope and imaging system at SRO and we provide the excellent site conditions and infrastructure. Hosting service packages include: base pier, power (with generator back-up), fiber optic internet (with Starlink backup), network services (including secure VPN, with redundancy), telemetry services, and on-site support. We handle the infrastructure and provide a site with excellent seeing so you can focus on data acquisition, imaging, satellite tracking and communications.


​To inquire about observatory availability at SRO, including private, multi-telescope or custom observatories, please contact us via email at [email protected].
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Corporate Office:
Sierra Remote Observatories
42120 Bald Mountain Road
Auberry, CA 93602 USA

Observatory Site: Auberry, California
​
Contact Information:
Email: [email protected]
Website: www.sierra-remote.com
Corporate Office: 559-855-2473 (PST)
​
Observatory Phone: 559-855-5590 (PST)
​
Keith Quattrocchi: President and Founder
Email: [email protected]
​ Cell: 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​

  • Home
  • About Us
  • News
  • The Site
    • SITE CONDITIONS
    • INFRASTRUCTURE
    • GALLERY - Videos and General
    • GALLERY - SPECIAL
    • SRO: Views From Above
    • New Construction: Buildings 11 & 12
    • New Construction: Buildings 13 & 14
    • New Construction: Building 15
  • Services
    • SRO Services
    • NEW CLIENT OPTIONS
  • For Sale
  • Partners
  • Images
  • Telemetry
    • WEATHER
    • TELEMETRY QUICK VIEW
    • SRO Building 1-4 LIVE CAMS
    • SRO Building 5-8 LIVE CAMS
    • SRO Building 9 LIVE CAMS
    • SRO Building 10 LIVE CAMS
    • SRO Building 11 LIVE CAMS
    • SRO Building 12 LIVE CAMS
    • SRO Building 13 LIVE CAMS
    • SRO Building 14 LIVE CAMS
    • SRO Building 15 (Standard Private Observatory)
    • SRO Building 16 (Custom)
    • SEEING DATA & DARKNESS
    • ALL SKY CAMERAS
  • Contact