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Visiting PMO in June (2018)

The portable toilets have arrived at PMO (and the road has been graded) as of June 15! PMO is now open for Friday and Saturday night tours, and June can be a good opportunity to visit. Keep in mind, however, that sunsets are late (8:45 p.m. or so), and you should plan on staying until at least 11:00 ...

Visiting PMO in May (2018) – PMO Opens May 25-26 of Memorial Day weekend for public tours

No viewing through telescopes is planned Friday due to poor weather. We hope to see you on Saturday! PMO telescope dome in May 2018 with Milky Way rising. It’s that time of year – public night sky tours at PMO begin Friday and Saturday, May 25-26, of Memorial Day weekend! Please note that ...

PMO Volunteers Annual Meeting (2018)

The annual orientation meeting for PMO volunteers has been scheduled for Saturday April 28 at 3 p.m. at PMO. Potential new volunteers are welcome, but should call or email the PMO site manager first for additional information and to register. [Contact: Alton Luken, Operations Manager, Pine Mountain ...

Thanks for a great season!

Thanks to all the visitors (well over 1,000) who helped to make the 2017 summer tour season another great season at PMO. We had quite a few really nice clear nights, and we look forward to seeing many of you again in 2018, beginning Memorial Day weekend (Friday-Saturday, May 25-26, 2018). We also ...

Visiting PMO in September (2017)

Note: No additional tours for Labor Day weekend; Friday and Saturday (Sept. 1-2) only. Also PMO will be closed the last weekend in September (Sept. 29-30). Sunsets at PMO continue to rapidly become earlier in September – from about 7:40 p.m. at the outset to before 7:00 p.m. at the end. Please ...

Final Reminder – PMO Not Open for Eclipse!

As a final reminder, PMO is not in the path of totality, and will not be open, for the Aug. 21 solar eclipse or for normal evening viewing this weekend. See the post “Visiting PMO in August (2017)” for more details. Anyone viewing the eclipse from PMO grounds will be on their own, and ...

Visiting PMO in August (2017)

Important reminder: PMO is NOT in the path of totality for the August 21 total solar eclipse, and will NOT be open that day or the weekend of August 18-20. For a possible eclipse viewing site, see https://www.oregonsolarfest.com/. The eclipse at PMO will be 98.9% partial in terms of ...

Visiting PMO in July (2017)

Reminder – No extra tours for the July 4 holiday (Friday/Saturday only). PMO remains open for Friday and Saturday night tours, and with the start of July, we’re entering the “prime” of the tour season. Sunsets remain late (8:30 to 8:45 p.m. or so), so you should plan on staying until at ...

Excellent sky conditions expected this weekend (June 23-24)

After poor sky and weather conditions earlier this month, things have improved greatly, and we’re expecting an excellent weekend of viewing on Friday, June 23 and Saturday, June 24. The sky should be dark (no moonlight) and transparent, and nighttime temperatures at PMO should only dip into ...

PMO Closed Saturday June 10 due to poor weather

We regret that Pine Mountain Observatory will be closed on Saturday, June 10, due to forecast very poor weather conditions, including likelihood of rain and snow showers, and wind gusts. Viewing will also be very limited on Friday June 9, with only one small portable telescope to be available if it ...
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