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#analemma — Public Fediverse posts

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  1. @AlaskaWx @Climatologist49 What about the radius of apparent solar disc ? Along with refraction, like you wrote, it moves some artic circle phenomenon toward North.
    I like to think about these sunrise and sunset questions with #analemma in mind.

  2. @AlaskaWx @Climatologist49 What about the radius of apparent solar disc ? Along with refraction, like you wrote, it moves some artic circle phenomenon toward North.
    I like to think about these sunrise and sunset questions with #analemma in mind.

  3. @AlaskaWx @Climatologist49 What about the radius of apparent solar disc ? Along with refraction, like you wrote, it moves some artic circle phenomenon toward North.
    I like to think about these sunrise and sunset questions with #analemma in mind.

  4. @AlaskaWx @Climatologist49 What about the radius of apparent solar disc ? Along with refraction, like you wrote, it moves some artic circle phenomenon toward North.
    I like to think about these sunrise and sunset questions with #analemma in mind.

  5. @AlaskaWx @Climatologist49 What about the radius of apparent solar disc ? Along with refraction, like you wrote, it moves some artic circle phenomenon toward North.
    I like to think about these sunrise and sunset questions with #analemma in mind.

  6. @AkaSci
    #NealStephenson the #SciFi author makes some use of them in his large interesting novel #Anathem

    Which also has some echoes of what, perhaps, scientists might consider around this period of Administration of the USA.

    #Analemma #Solstice

  7. @AkaSci
    #NealStephenson the #SciFi author makes some use of them in his large interesting novel #Anathem

    Which also has some echoes of what, perhaps, scientists might consider around this period of Administration of the USA.

    #Analemma #Solstice

  8. @AkaSci
    #NealStephenson the #SciFi author makes some use of them in his large interesting novel #Anathem

    Which also has some echoes of what, perhaps, scientists might consider around this period of Administration of the USA.

    #Analemma #Solstice

  9. @AkaSci
    #NealStephenson the #SciFi author makes some use of them in his large interesting novel #Anathem

    Which also has some echoes of what, perhaps, scientists might consider around this period of Administration of the USA.

    #Analemma #Solstice

  10. @AkaSci
    #NealStephenson the #SciFi author makes some use of them in his large interesting novel #Anathem

    Which also has some echoes of what, perhaps, scientists might consider around this period of Administration of the USA.

    #Analemma #Solstice

  11. I used to wonder why we don't set the time based on the sun being at it's highest point at noon.

    I should probably stop asking this sort of question.

    en.wikipedia.org/wiki/Analemma

    #dst #noon #analemma

  12. I used to wonder why we don't set the time based on the sun being at it's highest point at noon.

    I should probably stop asking this sort of question.

    en.wikipedia.org/wiki/Analemma

    #dst #noon #analemma

  13. I used to wonder why we don't set the time based on the sun being at it's highest point at noon.

    I should probably stop asking this sort of question.

    en.wikipedia.org/wiki/Analemma

    #dst #noon #analemma

  14. I used to wonder why we don't set the time based on the sun being at it's highest point at noon.

    I should probably stop asking this sort of question.

    en.wikipedia.org/wiki/Analemma

    #dst #noon #analemma

  15. I used to wonder why we don't set the time based on the sun being at it's highest point at noon.

    I should probably stop asking this sort of question.

    en.wikipedia.org/wiki/Analemma

    #dst #noon #analemma

  16. 📸 Two Worlds, Two Analemmas
    An analemma shows the Sun’s position at the same time each day over a year. Earth’s forms a figure-8. Mars, with a more eccentric orbit, creates a teardrop shape. The images were taken from Earth (2011–2012) and by the Opportunity rover on Mars (2006–2008).
    📅 June 21, 2025
    📷 Tunc Tezel, NASA/JPL/Cornell/ASU/TAMU
    🔗 stellarsnap.space
    #APOD #Analemma #Earth #Mars #Solstice #PlanetaryScience #Astrophotography #StellarSnap

  17. 📸 Two Worlds, Two Analemmas
    An analemma shows the Sun’s position at the same time each day over a year. Earth’s forms a figure-8. Mars, with a more eccentric orbit, creates a teardrop shape. The images were taken from Earth (2011–2012) and by the Opportunity rover on Mars (2006–2008).
    📅 June 21, 2025
    📷 Tunc Tezel, NASA/JPL/Cornell/ASU/TAMU
    🔗 stellarsnap.space
    #APOD #Analemma #Earth #Mars #Solstice #PlanetaryScience #Astrophotography #StellarSnap

  18. 📸 Two Worlds, Two Analemmas
    An analemma shows the Sun’s position at the same time each day over a year. Earth’s forms a figure-8. Mars, with a more eccentric orbit, creates a teardrop shape. The images were taken from Earth (2011–2012) and by the Opportunity rover on Mars (2006–2008).
    📅 June 21, 2025
    📷 Tunc Tezel, NASA/JPL/Cornell/ASU/TAMU
    🔗 stellarsnap.space
    #APOD #Analemma #Earth #Mars #Solstice #PlanetaryScience #Astrophotography #StellarSnap

  19. 📸 Two Worlds, Two Analemmas
    An analemma shows the Sun’s position at the same time each day over a year. Earth’s forms a figure-8. Mars, with a more eccentric orbit, creates a teardrop shape. The images were taken from Earth (2011–2012) and by the Opportunity rover on Mars (2006–2008).
    📅 June 21, 2025
    📷 Tunc Tezel, NASA/JPL/Cornell/ASU/TAMU
    🔗 stellarsnap.space
    #APOD #Analemma #Earth #Mars #Solstice #PlanetaryScience #Astrophotography #StellarSnap

  20. @jbond You take the photograph of the celestial object at the same time of day over a whole year. The shape is produced because of the tilt of the #Earth in its orbit. The slightly irregular shape by the fact that the orbit is not quite circular but #elliptical. I made a simulated #analemma and posted it here some time ago using #Sellarium, to show what happens.

  21. @jbond You take the photograph of the celestial object at the same time of day over a whole year. The shape is produced because of the tilt of the #Earth in its orbit. The slightly irregular shape by the fact that the orbit is not quite circular but #elliptical. I made a simulated #analemma and posted it here some time ago using #Sellarium, to show what happens.

  22. @jbond You take the photograph of the celestial object at the same time of day over a whole year. The shape is produced because of the tilt of the #Earth in its orbit. The slightly irregular shape by the fact that the orbit is not quite circular but #elliptical. I made a simulated #analemma and posted it here some time ago using #Sellarium, to show what happens.

  23. @jbond You take the photograph of the celestial object at the same time of day over a whole year. The shape is produced because of the tilt of the #Earth in its orbit. The slightly irregular shape by the fact that the orbit is not quite circular but #elliptical. I made a simulated #analemma and posted it here some time ago using #Sellarium, to show what happens.

  24. @jbond You take the photograph of the celestial object at the same time of day over a whole year. The shape is produced because of the tilt of the #Earth in its orbit. The slightly irregular shape by the fact that the orbit is not quite circular but #elliptical. I made a simulated #analemma and posted it here some time ago using #Sellarium, to show what happens.

  25. @grobi

    Dates

    The Solar Eclipse Analemma Project
    Image Credit & Copyright: Hunter Wells

    #Sun
    #analemma
    #APOD

  26. @grobi

    Dates

    The Solar Eclipse Analemma Project
    Image Credit & Copyright: Hunter Wells

    #Sun
    #analemma
    #APOD

  27. @grobi

    Dates

    The Solar Eclipse Analemma Project
    Image Credit & Copyright: Hunter Wells

    #Sun
    #analemma
    #APOD

  28. @grobi

    Dates

    The Solar Eclipse Analemma Project
    Image Credit & Copyright: Hunter Wells

    #Sun
    #analemma
    #APOD

  29. @grobi

    Dates

    The Solar Eclipse Analemma Project
    Image Credit & Copyright: Hunter Wells

    #Sun
    #analemma
    #APOD

  30. Taking some inspiration from today's #APOD, here I've used #Stellarium to simulate the apparent trajectory of the #Sun if it were photographed at the beginning of each month at midday where I live during this whole year. The characteristic figure-of-eight path is called an #Analemma. The individual frames were made into an #AnimatedGif using #Gimp.

  31. Taking some inspiration from today's #APOD, here I've used #Stellarium to simulate the apparent trajectory of the #Sun if it were photographed at the beginning of each month at midday where I live during this whole year. The characteristic figure-of-eight path is called an #Analemma. The individual frames were made into an #AnimatedGif using #Gimp.

  32. Taking some inspiration from today's #APOD, here I've used #Stellarium to simulate the apparent trajectory of the #Sun if it were photographed at the beginning of each month at midday where I live during this whole year. The characteristic figure-of-eight path is called an #Analemma. The individual frames were made into an #AnimatedGif using #Gimp.

  33. Taking some inspiration from today's #APOD, here I've used #Stellarium to simulate the apparent trajectory of the #Sun if it were photographed at the beginning of each month at midday where I live during this whole year. The characteristic figure-of-eight path is called an #Analemma. The individual frames were made into an #AnimatedGif using #Gimp.

  34. Taking some inspiration from today's #APOD, here I've used #Stellarium to simulate the apparent trajectory of the #Sun if it were photographed at the beginning of each month at midday where I live during this whole year. The characteristic figure-of-eight path is called an #Analemma. The individual frames were made into an #AnimatedGif using #Gimp.

  35. Here’s a simulation of an #analemma for my location for the #Sun at midday on the first day of each month in 2025. Produced with #Stellarium and #Gimp.

  36. Here’s a simulation of an #analemma for my location for the #Sun at midday on the first day of each month in 2025. Produced with #Stellarium and #Gimp.

  37. Here’s a simulation of an #analemma for my location for the #Sun at midday on the first day of each month in 2025. Produced with #Stellarium and #Gimp.

  38. Here’s a simulation of an #analemma for my location for the #Sun at midday on the first day of each month in 2025. Produced with #Stellarium and #Gimp.

  39. Here’s a simulation of an #analemma for my location for the #Sun at midday on the first day of each month in 2025. Produced with #Stellarium and #Gimp.

  40. Well, at least the Sun will start setting a little later 'round about Friday...

    #WinterSolstice #Analemma

  41. Well, at least the Sun will start setting a little later 'round about Friday...