RFO

For Detailed Information

To learn more about events
listed here, see
Star Parties
and Classes

 

Where we are:

Nestled in the hills of
Sugarloaf Ridge State Park

Longitude: West 122° 30' 28"
Latitude: North 38° 26' 18"
Elevation: 1275'

Map and Directions

 

Current sky conditions:

Call the Observatory at
(707) 833-6979
or see the
Clear Sky Chart

 

What to Wear:

Warm layers, gloves and hats. Wool socks and sturdy shoes are helpful. Nights can be very cold. Bring a flashlight. We will provide red cellophane covers to protect your night vision.

 

RFO Calendar

Upcoming RFO Events

Monthly Listing of Public Events and Classes

March 2017
  • Monday, 3/20/2017 - RFO on KSVY
    Time: 9 AM - 12 Midnight (at -)
    • RFO will be on the air live at 9:20AM, Sonoma TV channel 27 (live stream http://www.svtv27.com/svtv-live-stream/) and KSVY 91.3FM. Tune us in!
  • Monday, 3/20/2017 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended
  • Saturday, 3/25/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 3/25/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 3/27/2017 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended

April 2017
  • Saturday, 4/8/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 4/8/2017 - Public Star Party - Lunar Observing
    Time: 8 PM - 12 Midnight
    • Tonight we have a special program devoted to observing the moon. Come and learn learn more about earth's special natural satellite!
  • Thursday, 4/13/2017 - Yuri's Night at the California Academy of Sciences
    Time: 6 PM - 10 PM (at California Academy of Science, Golden Gate Park, SF)
    • Join RFO at the California Academy of Sciences as we celebrate "Yuri's NIght"! We'll be remoting into RFO to do live astrophotgraphy, and there's also live music, loads of other Bay Area astronomy groups: all in California's coolest--and greenest--museum of science. (adults only)
  • Monday, 4/17/2017 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Saturday, 4/22/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 4/22/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 4/24/2017 - RFO on KSVY
    Time: 9 AM - 12 Midnight (at -)
    • RFO will be on the air live at 9:20AM, Sonoma TV channel 27 (live stream http://www.svtv27.com/svtv-live-stream/) and KSVY 91.3FM. Tune us in!
  • Monday, 4/24/2017 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended
  • Saturday, 4/29/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 4/29/2017 - Astronomy Day
    Time: 11 AM - 12 Midnight (at Robert Ferguson Observatory)
    • It's Astronomy Day, and the Robert Ferguson Observatory invites the public to Sugarloaf Ridge State Park: solar observing, games and educational activities for kids and families, a Planet Walk hike with docents, and starting around dusk, a Star Party!
  • Saturday, 4/29/2017 - Public Star Party - Astronomy Day
    Time: 8 PM - 12 Midnight

May 2017
  • Wednesday, 5/3/2017 - New Docent Training
    Time: 7 PM - 12 Midnight
    • Interested in volunteering at RFO? Want to learn how to operate telescopes and work with amazing people? SIgn up online to become an RFO docent! Go to rfo.org, click "Volunteer" and follow the link on the left sidebar to fill out an online application!
  • Saturday, 5/20/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 5/20/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 5/22/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended
  • Thursday, 5/25/2017 - What's Up?
    Time: 8 PM - 12 Midnight
    • "What's Up?" is a ticketed star party for the public, limited to 50 visitors. Stay tuned for for more information on purchasing tickets.

      In case of cancellation due to weather, this event will be rescheduled for Thursday, July 27th.

June 2017
  • Saturday, 6/17/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 6/17/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 6/19/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Saturday, 6/24/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 6/24/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 6/26/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended

July 2017
  • Monday, 7/17/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Saturday, 7/22/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 7/22/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 7/24/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended

August 2017
  • Monday, 8/14/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended
  • Saturday, 8/19/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 8/19/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 8/21/2017 - Public Solar Eclipse
    Time: 8 AM - 12 Noon (at -)
    • -

September 2017
  • Saturday, 9/16/2017 - Observing Lab: Star Death
    Time: 7 PM - 12 Midnight
    • "Star Death: The End of Stellar Fusion" - An intensive telescope observing session after a brief presentation on the night's theme. Handouts/Observing Lists provided. Attendance limited to 10. ("Rain check" Wed, 9/20.) Fee: $30. Reservations Required
  • Monday, 9/18/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended
  • Saturday, 9/23/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 9/23/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Saturday, 9/30/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 9/30/2017 - Public Star Party - Astronomy Day
    Time: 8 PM - 12 Midnight

October 2017
  • Monday, 10/16/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Saturday, 10/21/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 10/21/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 10/23/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended

November 2017
  • Saturday, 11/11/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 11/11/2017 - Public Star Party
    Time: 6 PM - 12 Midnight
  • Monday, 11/13/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Monday, 11/20/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Friday, 11/24/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Friday, 11/24/2017 - Public Star Party
    Time: 6 PM - 12 Midnight
    • Public Star Party

December 2017
  • Monday, 12/11/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended

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