[FRIAM] Great Circle

[Steve Smith]

I'm wondering if there are any obvious rule-of-thumb ways to guess or
recognize "great-circleness".   

It seems like such calculations are (too) full of compound trig
functions to intuit easily?


On 9/19/21 1:53 PM, Edward Angel wrote:
> Close: https://www.airmilescalculator.com/distance/clt-to-hnl/
> <https://www.airmilescalculator.com/distance/clt-to-hnl/>
> _______________________
>
> Ed Angel
>
> Founding Director, Art, Research, Technology and Science Laboratory
> (ARTS Lab)
> Professor Emeritus of Computer Science, University of New Mexico
>
> 1017 Sierra Pinon
> Santa Fe, NM 87501
> 505-984-0136 (home) angel at cs.unm.edu <mailto:angel at cs.unm.edu>
> 505-453-4944 (cell) http://www.cs.unm.edu/~angel
> <http://www.cs.unm.edu/~angel>
>
>> On Sep 19, 2021, at 1:48 PM, Frank Wimberly <wimberly3 at gmail.com
>> <mailto:wimberly3 at gmail.com>> wrote:
>>
>> Not to change the subject but...
>>
>> A large airliner recently, 15 minutes ago, flew over Santa Fe headed
>> west.  My Flight Radar app tells me that it's a Boeing 777 going from
>> Charlotte to Honolulu at an altitude of 38000 feet.  I wouldn't have
>> thought that Santa Fe was on a great Circle route between those two
>> cities.  But maybe it is.
>>
>> ---
>> Frank C. Wimberly
>> 140 Calle Ojo Feliz,
>> Santa Fe, NM 87505
>>
>> 505 670-9918
>> Santa Fe, NM
>>
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