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  1. Replies
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    Such a call time will result in lots of false...

    Such a call time will result in lots of false call-outs to SAR and is also no guarantee of quick help. One is often back to the TH later than planned and IMO one should allow extra time when setting...
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    Thanks Tim! Keeping a website going is a big...

    Thanks Tim!

    Keeping a website going is a big job.

    Doug
  3. Sounds good. The ability to see the Milky Way...

    Sounds good. The ability to see the Milky Way and other dim features is getting rarer and rarer these days. I was looking up at the sky from a dark spot in Twin Mountain a few years ago and had...
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    Tim, The Johns Hopkins University data...

    Tim,

    The Johns Hopkins University data includes recovery data (as well as diagnosed case and death data). https://github.com/CSSEGISandData/COVID-19/tree/master/csse_covid_19_data

    The data is...
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    I have been downloading and plotting the data...

    I have been downloading and plotting the data pretty much since it began in the US. Most of the sources just enumerate the cumulative diagnosed cases and deaths. Many (if not most) mild cases are...
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    Or they will decide that the lockdown or other...

    Or they will decide that the lockdown or other measures are no longer needed. (And if protective measures are terminated it will most likely explode again...)

    The ~2 week delay between exposure...
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    These data (and a lot more) for MA can be found...

    These data (and a lot more) for MA can be found at https://www.mass.gov/info-details/covid-19-response-reporting. Click on the "COVID-19 Dashboard" for today's date. It is updated daily.

    I...
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    I'm sure the wind is a factor. When I am near...

    I'm sure the wind is a factor. When I am near someone outside, I position myself so the wind is blowing at a right angle to the line between us so that our exhalation plumes blow away from both of...
  9. Also in the senior group--tried that and I had to...

    Also in the senior group--tried that and I had to wait in a 40 minute line at my favorite supermarket. On the way home (~8am by now) I scouted out a different supermarket and found no line.

    Maybe...
  10. A hockey mask probably is probably more effective...

    A hockey mask probably is probably more effective at scaring other people than at filtering out the virus. On the other hand, enough people around here are sufficiently familiar with hockey masks...
  11. I would expect that the number of troublemakers...

    I would expect that the number of troublemakers that you will meet is approximately proportional to time spent in the store times the number of customers in the store so 9x10min or 1x90min would...
  12. I can think of logic chains that point either...

    I can think of logic chains that point either way, but I don't have the knowledge or evidence to favor either. (While my reading on the topic may be more technical than that of most (non-medical)...
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    Since it takes ~2 weeks on the average between...

    Since it takes ~2 weeks on the average between infection and diagnosis and the virus can be spread by asymptomatic and pre-symptomatic* individuals this is not a guarantee that Lewis County is free...
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    Good reference--REI and Sawyer also have some...

    Good reference--REI and Sawyer also have some info on their websites, but this one is better.

    Permethrin is also toxic to many aquatic organisms, so don't spray near open water. Also any...
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    Many GPSes have an option for "shortest route" or...

    Many GPSes have an option for "shortest route" or "fastest route". Fastest route tends to choose highways, shortest route often chooses dirt roads, cow paths, etc.

    I also check my GPS routes...
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    I expect that they did understand...

    I expect that they did understand this--estimating forces on the gear is an important part of leading. As is dealing with trade-offs from different sources of risk.

    While the reports suggest that...
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    Lowering a climber or catching a falling climber...

    Lowering a climber or catching a falling climber from a bottom belay have the same ratios of forces:

    Both the belayer and the climber are pulling down on the top anchor so the sum of the forces is...
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    Sometimes it's not that simple--one may not have...

    Sometimes it's not that simple--one may not have enough gear to leave backups at each rapping point.

    Doug
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    Use a tripod and manual control for everything...

    Use a tripod and manual control for everything (focus, aperture, and exposure time)--the automation will not work in the dark.

    For terrestrial night photography, just use the above and:
    * shoot...
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    I use lightweight windblocking fleece gloves...

    I use lightweight windblocking fleece gloves (with leather-like gripping surfaces) to handle the camera in the cold. The dexterity is good and my hands stay warm enough.

    I just put the lenscap in...
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    I've used a DSLR for astrophotography (AP) where...

    I've used a DSLR for astrophotography (AP) where one leaves the camera outside all night, so far down to 4F and have had no problems. By then end of the night all sky-facing surfaces can be covered...
  22. Having dropped a battery or two in the snow while...

    Having dropped a battery or two in the snow while changing them in the dark, I decided to carry at least 2 headlamps. If the first runs out of juice, I have the option of switching to the second or...
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    The advice in this thread is still basically...

    The advice in this thread is still basically sound. A smart charger that charges the cells individually at a moderate rate is best for the cells. (Low charging rates may seem to be gentler but are...
  24. 2 Mt Percival hikers escorted to safety, 26 Oct

    An all too common story:
    Lost the trail on the descent, no lights map or compass, called for help ~6pm. Found and escorted down.
    ...
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    Interesting. There are some simpler (and...

    Interesting.

    There are some simpler (and probably less accurate) estimators in the 3rd edition of Freedom of the Hills (1974).

    It would be more accurate to break the hike into uniform-condition...
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