Can someone please explain to me Leavitt's law? - Physics Forums
Jun 30, 2016 · Astronomy Cosmology Explain Law Stars In summary, the conversation discusses how a scientist discovered a relationship between the periods and brightness of cepheid …
How can we be sure that Leavitt’s law works? - Physics Forums
Oct 6, 2023 · Leavitt’s law, or the Period-Luminosity relation, has been tested extensively across different types of Cepheid variables, including both classical and Type II Cepheids. …
Why Didn't Henrietta Leavitt Sign Her Own Discovery Paper?
Aug 29, 2023 · Leavitt's Law, or the period-luminosity relationship, had a profound impact on astronomy. It provided a reliable method to measure the distance to Cepheid variable stars, …
What process allows us to 'see' lightyears of distance with the …
Apr 18, 2019 · Leavitt's Law allows us to determine how far stars are from us by calculating their variable magnitude of brightness. Please explain how it's possible then for us to see, with the …
Hubble's law- little bit of help - Physics Forums
Oct 29, 2004 · Hubble's Law is a fundamental principle in cosmology that describes the relationship between the distance of a galaxy from Earth and its velocity. It was first …
How do we determine the - Physics Forums
Nov 27, 2019 · For that we are looking for cepheids that are near to SN Ia. We can calculate the distance to the cepheid using Leavitt's law. So to the SN Ia. But what does it mean calibrates …
Can We Measure the Diameter of Stars Using Angular Resolution …
Jan 23, 2009 · You can get the idea of the size of an object by knowing the distance to the object and the angular distance between the object's edges. Obviously, this is an intuative part of …
Is the Kuiper Belt responsible for the subtle slowdown in Bode's law?
Sep 16, 2004 · Bode's law has been tested in other solar systems, but it does not seem to hold up as well as it does in our own. This could be due to the different planetary compositions and …
Can Luminosity Give You a Star's Age? - Physics Forums
Oct 25, 2013 · In summary, two yellow stars at the same distance with the same mass can have different luminosities. While the luminosity of a star does increase somewhat with age, it would …
How Do Scientists Measure Distance Using Standard Candles?
Apr 17, 2008 · I'm kinda confused about how standard candle works. I know they use type 1 supernovae since their luminosity is the same everywhere but how do scientists know how far …