guy2221

5 ms·

1. 1.▲
   by guy2221 14y ago

   The specific situation where it makes sense to map an angular speed to some sort of absolute speed is if you're told - or have some way of figuring out or knowing - the distance of the camera to the two objects (including if it is very high
2. 2.▲
   by guy2221 14y ago

   Okay, it is problematic. If the camera lens is at a fixed point and then swings from pointing at Earth to pointing at Mars, and we imagine how fast something would have to travel leaving Earth to remain at the center of the camera sensor as
3. 3.▲
   by guy2221 14y ago

   Let's get to the bottom of this. It is a panning motion, this much is physically, visually true. Does it still make sense to talk about 'speed of motion'? Now I'm confused. What happens when you pan from the moon to the sun (during a n
4. 4.▲
   by guy2221 14y ago

   This is tragic and heart-breaking. Please be strong and live every minute to the fullest. But I do have one constructive comment perhaps someone can get to this author. >The bottom line, now, I'm afraid, is that as a late stage gall bl
5. 5.▲
   by guy2221 14y ago

   You're talking about a first-person view, aren't you? But we don't start with that, we start with a third-person view of Earth and then "pan" across the sky... So wouldn't panning across the sky from whatever vantage point actually produce