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Questions tagged [prediction]

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0 votes
0 answers
119 views

Based on what grounds can people predict winter & summer solstices?

I asked different AI sites about the formula to calculate the date of the Winter solstices. All of them give me unrelated answers or saying there are no definite equations to do that. If the Winter/...
Hoy Cheung's user avatar
29 votes
2 answers
4k views

How precise are future Solar eclipse timing, path and dates, what could change timing/path?

News says that next Solar eclipse in USA will be in 2044 and 2045 . For 2045 eclipse eclipse begin time is calculated up to the seconds. Duration for USA is mentioned as 1h, 26m, 35s also. I am not ...
puzzled's user avatar
  • 607
1 vote
1 answer
2k views

How to confirm that I am in the center of the path of totality for the Solar Eclipse of April 08 2024 using GPS or Android/Iphone App?

There is going to be a Solar Eclipse on April 08 2024. I will need to travel to be in path of totality from California/Florida. I am trying to get a Android or iPhone App that can tell me if i have ...
puzzled's user avatar
  • 607
4 votes
2 answers
264 views

With only seemingly two measurements 30 minutes apart, how were astronomers able to determine that asteroid 2022 EB5's trajectory intersected Earth?

Earthsky.org's Asteroid discovered hours before Earth impact begins Hungarian astronomer Krisztián Sárneczky at the Piszkésteto Mountain Station – part of Konkoly Observatory near Budapest – ...
uhoh's user avatar
  • 30.7k
2 votes
0 answers
217 views

Make a guide map to comet comet Leonard C/2021 A1 using Skyfield

Sky and Telescope's How Bright will Comet Leonard Get? includes the skymap and projected (possible) light curve for comet Leonard C/2021 A1 that will potentially reach +4 magnitude this month. It has ...
uhoh's user avatar
  • 30.7k
0 votes
1 answer
248 views

How to predict future position of body in solar system (without Kepler's equations, N-body problem)?

I have a solar system where each body interacts with each other by force $F = \frac{Gm_1m_2}{R^2}$ Is it possible to predict future position of some random body after t seconds since bodies velocity ...
Robotex's user avatar
  • 256
3 votes
1 answer
188 views

Has a gravitational microlensing event ever been predicted? If so, has it been observed?

This answer to Are astronomers waiting to see something in an image from a gravitational lens that they've already seen in an adjacent image? describes "Deja vu all over again" (SN "...
uhoh's user avatar
  • 30.7k
3 votes
2 answers
530 views

As the Moon and the Earth are predicted to get into tidal lock, how slow would the Earth rotate?

This answer to Will the Earth ever be tidally locked to the Moon? supports the widely held thinking that during the Sun's red giant phase or later the Earth and the Moon should be tidally locked to ...
Ioannes's user avatar
  • 1,090
22 votes
2 answers
5k views

Do we know a star that is similar to the Sun when it would be a red giant?

In about 5 billion years the Sun is predicted to become a red giant and have more than 200 times its current size, reaching a radius of about 5 AU when largest. I wonder what spectral class the Sun ...
user30007's user avatar
  • 1,236
0 votes
1 answer
40 views

For any given meteor shower in a given year (e.g. Quadrantids, now) where can I see a rough prediction of how many days it will last?

For a given shower the rate hitting the Earth's atmosphere versus time is usually a peak with a width of a few days, though there are some exceptional unicors. Is there a place where I can view this ...
uhoh's user avatar
  • 30.7k
3 votes
1 answer
78 views

Are the Leonid meteor storms a thing of the past?

According to the Wikipedia article on the Leonids, "a close encounter with Jupiter is expected to perturb the comet's path, and many streams, making storms of historic magnitude unlikely for many ...
Empiromancer's user avatar
8 votes
3 answers
1k views

Is it possible to predict a supernova with years or decades of advanced notice?

I know star phenomena like solar flares can (at some degree) be predicted: https://www.dailymail.co.uk/sciencetech/article-5371481/Scientists-predict-solar-flares.html Question: Is there any ...
Carlos Zamora's user avatar
3 votes
1 answer
206 views

Predicting accurate time of local sunrise in mountainous area?

Is there any software which will tell me accurately at what moment any part of the solar disk will become from a specific point on the ground taking account of terrain. I feel like Google maps should ...
Steve Linton's user avatar
  • 10.3k
2 votes
1 answer
107 views

Could science be lost if a phenomena is observed before predicted? [closed]

An observation could validate the predictions made by a previous theory. If something unpredicted is observed, then a new theory which is compatible with the observation should make predictions which ...
LocalFluff's user avatar
  • 11.4k