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#1
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On 3/18/2021 11:50 AM, India November wrote:
Eric, I'm curious about the wing loadings quoted for the Jeta from 7,58-13,72 lb/ft^2. For the conditions I fly in Ontario where thermals average 2 to 4 kts, I see these heavy wing loadings as a disadvantage even in a flapped ship. I fly my D2 mostly dry at less than 6 lb/ft^2. What am I missing? Ian, newer flapped designs do well in weak conditions even with higher wing-loadings. The glider I'm flying at the moment has a minimum wing-loading of 9.5 lbs/ft2 (and I'm a lighter pilot), but I've never landed it when someone else was able to climb away. Span-loading helps (18m better than 15m). Not comparable to older unflapped designs. |
#2
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On Thursday, 18 March 2021 at 19:48:23 UTC, wrote:
Ian, newer flapped designs do well in weak conditions even with higher wing-loadings. The glider I'm flying at the moment has a minimum wing-loading of 9.5 lbs/ft2 (and I'm a lighter pilot), but I've never landed it when someone else was able to climb away. Span-loading helps (18m better than 15m). Not comparable to older unflapped designs. When flying the Arcus M with a copilot and no ballast my wing loading is 49 kg/m2 (10 lbs/ft2). In spite of being a 'newer flapped design', in very weak lift pure gliders without ballast simply climb away from me. You may rightly assume that is indicative of my piloting skills, or lack of them! But when a good pilot joined me for a comp, the first time he was flying in very weak lift he quickly admitted that I hadn't been fibbing about not being able to climb in weak lift. |
#3
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On 3/18/2021 7:07 PM, waremark wrote:
When flying the Arcus M with a copilot and no ballast my wing loading is 49 kg/m2 (10 lbs/ft2). In spite of being a 'newer flapped design', in very weak lift pure gliders without ballast simply climb away from me. You may rightly assume that is indicative of my piloting skills, or lack of them! I wasn't going to say anything... ArcusM isn't quite as good in weak lift, but anyway it's minimum loading is MUCH higher than the Jeta; IIRC for me and usual passengers ArcusM was around 9.5 also. Also Ian's comparing to a non-flapped glider... |
#4
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On Friday, 19 March 2021 at 03:04:04 UTC, wrote:
On 3/18/2021 7:07 PM, waremark wrote: When flying the Arcus M with a copilot and no ballast my wing loading is 49 kg/m2 (10 lbs/ft2). In spite of being a 'newer flapped design', in very weak lift pure gliders without ballast simply climb away from me. You may rightly assume that is indicative of my piloting skills, or lack of them! I wasn't going to say anything... ArcusM isn't quite as good in weak lift, but anyway it's minimum loading is MUCH higher than the Jeta; IIRC for me and usual passengers ArcusM was around 9.5 also. Also Ian's comparing to a non-flapped glider... It was a different glider in 2020 - when for Covid social distancing reasons I always flew it solo! |
#5
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https://www.msn.com/en-us/news/techn...?ocid=msedgdhp
This is IT! No more pesky recharging problem. No more limited self retrieve range! Sign me up! Nick T |
#6
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On Wednesday, March 31, 2021 at 8:41:34 AM UTC-7, wrote:
https://www.msn.com/en-us/news/techn...?ocid=msedgdhp Debunked: https://www.youtube.com/watch?v=uzV_uzSTCTM |
#7
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On Wednesday, March 31, 2021 at 8:41:34 AM UTC-7, wrote:
https://www.msn.com/en-us/news/techn...?ocid=msedgdhp This is IT! No more pesky recharging problem. No more limited self retrieve range! Sign me up! Nick T It's a day early for APRIL FOOLS! |
#8
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On Wednesday, March 31, 2021 at 11:41:34 AM UTC-4, wrote:
https://www.msn.com/en-us/news/techn...?ocid=msedgdhp This is IT! No more pesky recharging problem. No more limited self retrieve range! Sign me up! Nick T Good news, the heat off the "pile" can keep you warm in wave flights! I'm thinking of "the Martian".......sorta real info although a movie.... |
#9
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Well Charlie,
Since you're a fan of "The Martian" (one of my all-time favorites, BTW), can you explain to me why JPL had him cut a hole in the top of the rover and place an inflated balloon in it? Inquiring minds... Dan 5J On 3/31/21 4:49 PM, Charlie M. (UH & 002 owner/pilot) wrote: On Wednesday, March 31, 2021 at 11:41:34 AM UTC-4, wrote: https://www.msn.com/en-us/news/techn...?ocid=msedgdhp This is IT! No more pesky recharging problem. No more limited self retrieve range! Sign me up! Nick T Good news, the heat off the "pile" can keep you warm in wave flights! I'm thinking of "the Martian".......sorta real info although a movie.... |
#10
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What a neat idea! But all of the stacked cells would make your cell
phone weitg on the order of 37 pounds... And the required lead shielding would another 213 pounds. So you'd need a new Tesla pickup to cart the thing around... Dan 5J On 3/31/21 9:41 AM, Nicholas Kennedy wrote: https://www.msn.com/en-us/news/techn...?ocid=msedgdhp This is IT! No more pesky recharging problem. No more limited self retrieve range! Sign me up! Nick T |
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