0
Apparent magnitude is the brightness of an object as seen from Earth without any atmosphere.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
Why does the star betelegeuse appears bright in the night?
Because it is bright but not bright enough to be seen in the day.
The earth is moved from 1 au from the sun to 2 au from the sun how is the apparent brightness of the sun as seen from earth affected?
It appears to be one quarter as bright.
What variable of apparent brightness is eliminated when discussing absolute brightness?
Distance. "Absolute magnitudes" are all calculated as if viewed from the same distance, while "apparent magnitude" is how bright the star appears to be as seen from Earth.
If Deneb and Rigel were located at Alpha Centauri's distance from earth how would they appear?
They would both be bright enough to be seen by, and probably too bright to look at
Can comets be seen in the morning or at night?
It depends on where the comet is in relation to the earth and sun, but not many comets would be bright enough to be seen before dusk or after early dawn.
How bright a star appears as seen from earths is called?
The apparent magnitude.
How bright a star is as seen from earth is called?
This is called "Apparent Magnitude".
Why does the star betelegeuse appears bright in the night?
Because it is bright but not bright enough to be seen in the day.
The earth is moved from 1 au from the sun to 2 au from the sun how is the apparent brightness of the sun as seen from earth affected?
It appears to be one quarter as bright.
What is earths campanion?
That is sometimes what the Moon is called. Seen from Venus the Earth and Moon would be seen as a pair of bright planets up to 0.5 degrees apart at opposition, which is the diameter of the Moon as seen from Earth.
What is difference between apparent brightness and absolute brightness?
Absolute Brightness: How bright a star appears at a certain distance. Apparent Brightness: The brightness of a star as seen from Earth.
What variable of apparent brightness is eliminated when discussing absolute brightness?
Distance. "Absolute magnitudes" are all calculated as if viewed from the same distance, while "apparent magnitude" is how bright the star appears to be as seen from Earth.
Why does the Earth appears almost as small from the Moon as the Moon does from the Earth?
I dont think so; Earth would appear to be bigger from moon compared to what Moon appears to be from Earth The earth's diameter is 3.67 times the moon's diameter. As seen from the moon, the earth appears 3.67 times as large in the sky as the moon appears from earth.
Why does the moon seen during the night time?
The Moon Is Seen At Night From Earth because, When The Sky Is Dark, So Is The Atmosphere, And The Moon Is Very Bright Compared To The Black Atmosphere, Same Reason The Earth Is Seen From The Moon. :)
How would they apear If Deneb and Rigel were located at Alpha Centuari's distaance from earth?
they would appear bright enough to be seen, although too bright to look at
If Deneb and Rigel were located at Alpha Centauri's distance from earth how would they appear?
They would both be bright enough to be seen by, and probably too bright to look at
What planet has rings so bright they can be seen from Earth?
You can see the rings of Saturn from Earth, but only if you have a telescope ro a good pair of binoculars.
