Robert Maynard
Volunteer Moderator
How about now: https://1drv.ms/x/s!AhwMM1shYJvNohBiIN_5yLFmqWzy
This link doesn't work for me any more, as it just tells me to go north instead of following the great circle around the planet.This would probably work for you as well...
https://www.igismap.com/map-tool/bearing-angle
You will need to periodically recheck your bearing as Robert pointed out, else you will find yourself spiralling and never actually hit the point.
Latitude Longitude Heading
You cannot circumnavigate a planet at 90°/ 270° unless at the equator.Latitude Longitude Heading
69.00000° 39.00000° 90.00000°
Those figures agree with my workings out in that it gives
270.00° 0.00000° -51.00000° 21.00000°
So the .. arrrrggghhhh..... My brain hurts
Take what you can get. Of course, you could always re-start doing the equatorial route!! [wacky]On a positive note, I saw Pluto again today![]()
My StatusDisplay app can display distance, bearing and estimated time to arrival to a user defined point on a body's surface - in an overlay window that, according to one user at least, works in VR.
Alternatively:
[tr][td]Distance[/td][td]Latitude[/td][td]Longitude[/td][td]Heading[/td][/tr][tr][td]0.00°[/td][td]69.3697°[/td][td]39.1685°[/td][td]125.87°[/td][/tr][tr][td]6.00°[/td][td]65.3904°[/td][td]50.9047°[/td][td]136.72°[/td][/tr][tr][td]12.00°[/td][td]60.7503°[/td][td]59.3389°[/td][td]144.24°[/td][/tr][tr][td]18.00°[/td][td]55.7176°[/td][td]65.5641°[/td][td]149.54°[/td][/tr][tr][td]24.00°[/td][td]50.4430°[/td][td]70.3365°[/td][td]153.36°[/td][/tr][tr][td]30.00°[/td][td]45.0128°[/td][td]74.1374°[/td][td]156.18°[/td][/tr][tr][td]36.00°[/td][td]39.4785°[/td][td]77.2727°[/td][td]158.29°[/td][/tr][tr][td]42.00°[/td][td]33.8725°[/td][td]79.9419°[/td][td]159.89°[/td][/tr][tr][td]48.00°[/td][td]28.2161°[/td][td]82.2798°[/td][td]161.09°[/td][/tr][tr][td]54.00°[/td][td]22.5240°[/td][td]84.3810°[/td][td]162.00°[/td][/tr][tr][td]60.00°[/td][td]16.8068°[/td][td]86.3152°[/td][td]162.65°[/td][/tr][tr][td]66.00°[/td][td]11.0726°[/td][td]88.1356°[/td][td]163.09°[/td][/tr][tr][td]72.00°[/td][td]5.3279°[/td][td]89.8859°[/td][td]163.34°[/td][/tr][tr][td]78.00°[/td][td]-0.4217°[/td][td]91.6036°[/td][td]163.41°[/td][/tr][tr][td]84.00°[/td][td]-6.1709°[/td][td]93.3238°[/td][td]163.31°[/td][/tr][tr][td]90.00°[/td][td]-11.9144°[/td][td]95.0819°[/td][td]163.03°[/td][/tr][tr][td]96.00°[/td][td]-17.6466°[/td][td]96.9161°[/td][td]162.57°[/td][/tr][tr][td]102.00°[/td][td]-23.3607°[/td][td]98.8711°[/td][td]161.88°[/td][/tr][tr][td]108.00°[/td][td]-29.0483°[/td][td]101.0023°[/td][td]160.94°[/td][/tr][tr][td]114.00°[/td][td]-34.6984°[/td][td]103.3821°[/td][td]159.68°[/td][/tr][tr][td]120.00°[/td][td]-40.2954°[/td][td]106.1100°[/td][td]158.02°[/td][/tr][tr][td]126.00°[/td][td]-45.8168°[/td][td]109.3284°[/td][td]155.82°[/td][/tr][tr][td]132.00°[/td][td]-51.2280°[/td][td]113.2494°[/td][td]152.88°[/td][/tr][tr][td]138.00°[/td][td]-56.4736°[/td][td]118.1994°[/td][td]148.87°[/td][/tr][tr][td]144.00°[/td][td]-61.4603°[/td][td]124.6933°[/td][td]143.30°[/td][/tr][tr][td]150.00°[/td][td]-66.0239°[/td][td]133.5362°[/td][td]135.36°[/td][/tr][tr][td]156.00°[/td][td]-69.8733°[/td][td]145.8602°[/td][td]123.93°[/td][/tr][tr][td]162.00°[/td][td]-72.5283°[/td][td]162.6513°[/td][td]108.02°[/td][/tr][tr][td]168.00°[/td][td]-73.4046°[/td][td]-176.9813°[/td][td]88.52°[/td][/tr][tr][td]174.00°[/td][td]-72.2370°[/td][td]-156.9513°[/td][td]69.37°[/td][/tr][tr][td]180.00°[/td][td]-69.3697°[/td][td]-140.8315°[/td][td]54.13°[/td][/tr][tr][td]186.00°[/td][td]-65.3904°[/td][td]-129.0953°[/td][td]43.28°[/td][/tr][tr][td]192.00°[/td][td]-60.7503°[/td][td]-120.6611°[/td][td]35.76°[/td][/tr][tr][td]198.00°[/td][td]-55.7176°[/td][td]-114.4359°[/td][td]30.46°[/td][/tr][tr][td]204.00°[/td][td]-50.4430°[/td][td]-109.6635°[/td][td]26.64°[/td][/tr][tr][td]210.00°[/td][td]-45.0128°[/td][td]-105.8626°[/td][td]23.82°[/td][/tr][tr][td]216.00°[/td][td]-39.4785°[/td][td]-102.7273°[/td][td]21.71°[/td][/tr][tr][td]222.00°[/td][td]-33.8725°[/td][td]-100.0581°[/td][td]20.11°[/td][/tr][tr][td]228.00°[/td][td]-28.2161°[/td][td]-97.7202°[/td][td]18.91°[/td][/tr][tr][td]234.00°[/td][td]-22.5240°[/td][td]-95.6190°[/td][td]18.00°[/td][/tr][tr][td]240.00°[/td][td]-16.8068°[/td][td]-93.6848°[/td][td]17.35°[/td][/tr][tr][td]246.00°[/td][td]-11.0726°[/td][td]-91.8644°[/td][td]16.91°[/td][/tr][tr][td]252.00°[/td][td]-5.3279°[/td][td]-90.1141°[/td][td]16.66°[/td][/tr][tr][td]258.00°[/td][td]0.4217°[/td][td]-88.3964°[/td][td]16.59°[/td][/tr][tr][td]264.00°[/td][td]6.1709°[/td][td]-86.6762°[/td][td]16.69°[/td][/tr][tr][td]270.00°[/td][td]11.9144°[/td][td]-84.9181°[/td][td]16.97°[/td][/tr][tr][td]276.00°[/td][td]17.6466°[/td][td]-83.0839°[/td][td]17.43°[/td][/tr][tr][td]282.00°[/td][td]23.3607°[/td][td]-81.1289°[/td][td]18.12°[/td][/tr][tr][td]288.00°[/td][td]29.0483°[/td][td]-78.9977°[/td][td]19.06°[/td][/tr][tr][td]294.00°[/td][td]34.6984°[/td][td]-76.6179°[/td][td]20.32°[/td][/tr][tr][td]300.00°[/td][td]40.2954°[/td][td]-73.8900°[/td][td]21.98°[/td][/tr][tr][td]306.00°[/td][td]45.8168°[/td][td]-70.6716°[/td][td]24.18°[/td][/tr][tr][td]312.00°[/td][td]51.2280°[/td][td]-66.7506°[/td][td]27.12°[/td][/tr][tr][td]318.00°[/td][td]56.4736°[/td][td]-61.8006°[/td][td]31.13°[/td][/tr][tr][td]324.00°[/td][td]61.4603°[/td][td]-55.3067°[/td][td]36.70°[/td][/tr][tr][td]330.00°[/td][td]66.0239°[/td][td]-46.4638°[/td][td]44.64°[/td][/tr][tr][td]336.00°[/td][td]69.8733°[/td][td]-34.1398°[/td][td]56.07°[/td][/tr][tr][td]342.00°[/td][td]72.5283°[/td][td]-17.3487°[/td][td]71.98°[/td][/tr][tr][td]348.00°[/td][td]73.4046°[/td][td]3.0187°[/td][td]91.48°[/td][/tr][tr][td]354.00°[/td][td]72.2370°[/td][td]23.0487°[/td][td]110.63°[/td][/tr][tr][td]360.00°[/td][td]69.3697°[/td][td]39.1685°[/td][td]125.87°[/td][/tr]
Pah!Nope![]()
Oh, go on then....Want a clue?
A sphereWhat do you need to be able to define a great circle?
What do you need to be able to define a great circle?
How about a sextant.A sphere
OH! So much THIS!How about a sextant.![]()
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Two points on said sphere.Technically, yes a sphere
But that's not the answer.
Almost. What if those two points are (for example) the poles?Two points on said sphere.