Questions tagged [resource-request]

Questions asking "What is a good book about X?" or more generally, "What should I read to learn about X?", typically where there is not a single authoritative reference. Also requests for multimedia, like video lectures.

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43 views

How many asteroids were discovered via GAIA? Is there a list?

The ESA Science & Technology video Gaia's asteroid discoveries shows trajectories for hundreds of asteroids that were seen by GAIA, but as far as I can deduce from the extensive notes there, only ...
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Power Spectral Response Method

Can any one suggest me how we can apply the power spectral response method to calculate the best fit spectral index in python ? And plot the probability vs spectral index ?? Or any reference to ...
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1answer
47 views

What are the various ways we can quickly generate custom star charts to find moving asteroids or comets in binoculars and telescopes?

Where can I find the positions of the planets, stars, moons, artificial satellites, etc. and visualize them? is an amazing resource and @user21 has set it up with a community wiki answer for all of us ...
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What is the differential emission measure (DEM)? what are its physical significant in solar plasma? [closed]

I'm trying to understand what differential emission measure (DEM) is, especially its physical significant in solar plasma. Is it possible to give a short description and perhaps suggest to me some ...
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1answer
26 views

Is there any conferences/symposiums/workshops/schools aggregator service?

I'm looking for a conference/etc.. for next year and I've found that this information is very much scattered about. One almost has to know beforehand the existence of a given conference/etc.. because ...
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Help finding a database or analysis of plage regions on the Sun

Plages are phenomena of stellar activity. A plage is a bright region in the chromosphere of the Sun, typically found in and around active regions. The term itself is poetically taken from the French ...
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15 views

Stromgren photometric data in Vizier

Is there a catalog in Vizier that provides Stromgren photometric data for stars, (the all four uvby, not just the indices b-y, m and c) I would like to try the photometric transform given in my book, ...
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2answers
44 views

How can I find more information on a certain galaxy when NED isn't helping?

The paper High Frequency Peakers: Young radio sources or flaring blazars? by S.Tinti et.al. lists some nice radio-wavelength SEDs, like these for instance: When looking for more photometric info on a ...
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1answer
85 views

Is there a complete guide on how to use telescopes?

tl;dr As said by @uhoh in the comments, is there A Big Book of Telescopes? i.e: Is there some kind of media that gives a complete treatment to telescopes? I am relatively new to Astronomy.SE. I wanted ...
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23 views

How to locate helpful and instructive books and resources about numerical methods in cosmology?

I am interested in the hydrodynamical and N-body simulations, and I want to use simulation results to examine the theoretical models. Hence I am searching for some helpful and instructive books and ...
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Reference request (explaining) how optical correlators combine light from multiple telescopes to produce ultra-high resolution interferometric images?

This is a reference or resource-request because it may be too challenging to explain in an answer post, but if you'd like to attempt a short summary as well, that will be great! I have a basic ...
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3answers
156 views

Learning astrophysics from zero

I'm a liberal arts student, an undergraduate English student who out of the blue, started getting interested in astronomy and physics, searching for facts all the time, googling about some theories, ...
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2answers
84 views

Basic, learning examples of applications of CFD and MHD in astrophysics, and current research directions using these techniques?

I am an undergraduate in Physics, and I have an opportunity to work with a some of my seniors to learn Computational Fluid Dynamics (CFD) and Magnetohydrodynamics (MHD). I would like to choose my ...
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1answer
68 views

Orbital resonances - expansion of disturbing function

I want to study the orbital resonance type 3:1 between an asteroid and Jupiter. For this purpose, I found the expansion of the disturbing function, $R$, in Celletti A., Stability and Chaos in ...
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0answers
45 views

How to derive density and mass from the pseudo isothermal model for mapping the density profile for dark matter?

I recently read about dark matter haloes and ways to profile their density. I came across this model called the pseudo isothermal model for the halo and I wanted to know how you would model the ...
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1answer
114 views

Resource Recommendations to systematically develop a foundation via Self study in Astrophysics/Astronomy?

I am a high school senior (Grade 12) with a passion for Astronomy/Astrophysics. I already searched quite a bit here on the other questions on resources, but I couldn't find any that shows a concise, ...
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546 views

What is the best database for identification of spectral lines?

What is the best database for the identification of spectral lines? For instance, I have a red spectrum of A0 star and I would like to recognize the most prominent lines, where to find them? Many ...
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1answer
98 views

On Augustus' Actual Prescription to Restore the Julian Calendar to Accuracy

I hope that I may ask this question here as I have seen some favorably received questions related to the Julian calendar on this site. From James Evans' book, ``The History and Practice of Ancient ...
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218 views

What calculations show that Comet Shoemaker-Levy 9 orbited Jupiter for several decades before its spectacular impact? (Chodas, Sekanina & Yeomans)

This answer to A moon in eccentric orbit dipping below Roche limit includes the following about Comet Shoemaker–Levy 9 Here is a nice figure of its last passes: I looked up "fragment A" in ...
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1answer
71 views

Historical estimates of the density parameter

From the reference in this answer I learned that our current estimate for the density parameter (i.e., the density of the universe divided by the critical density, which determines the shape of the ...
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113 views

What are some good books/online resources for astronomy problem sets?

I am currently studying for the international olympiad for astronomy and astrophysics (the syllabus can be found here: https://www.ioaastrophysics.org/syllabus/). I am currently using Carroll Ostlie's ...
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41 views

Samples from the double Schechter luminosity funcion

I want to produce samples from a double Schechter luminosity function. Ideally, I am looking for a python implementation of this problem but am open to other tools if necessary. Do you know of any ...
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82 views

Discovery papers for Uranus and Neptune

I would like to have the discovery papers, notices or announcements done by Herschel with Uranus and Le Verrier with Neptune. I know that Herschel adressed the Royal Society and Le Verrier sent some ...
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1answer
91 views

Catalogs for type K stars and their planetary systems?

I am doing data collection on all type K stars, and their planetary system so I may develop an algorithm for a planetary formation simulation with the Unity game engine. Where could such a catalog of ...
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37 views

Paper recommendations for career guidance

I'm an undergraduate student in astronomy and I'm one year from graduating, but I feel I still can't choose what career path I want to pursue. To date I've only had two courses of proper astrophysics ...
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1answer
234 views

How many meteorites have been found some place other than Earth? Where is an authoritative list maintained?

Backgound: After seeing this tweet by astronomer Kacper Wierzchoś about our not-so-new but at least newly-discovered "mini-moon" I scrolled down and saw the tweeted image below. The object ...
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2answers
100 views

What are good resources to study Gravitational Waves?

I am undergraduate student having basic knowledge of Physics. I'm looking for resources (books, video lectures, research papers, etc) to study Gravitational Waves from scratch, I think initially I ...
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1answer
34 views

Data for spectrum of Wolf-Rayet stars

I'm looking for a way to access the data used to produce these plots for instance. These plots show the spectrum of various Wolf-Rayet stars. I found a few websites where you have some informations on ...
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3answers
256 views

Any book on `How do they know it (in Astronomy)`?

I am reading my college/undergraduate level astronomy textbook. It has lots of ínfomation but every page raises a similar question in my mind: "How do they know it?". It starts from simple ...
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1answer
179 views

Perihelion dates and parameters

I have to find the perihelion and aphelion data for the 20th century for Earth. I found this table http://www.astropixels.com/ephemeris/perap2001.html, but no such table for the past century. I ...
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2answers
404 views

"Table of Astronomy's" depiction of the solar system models

This is going to be a follow up question to my question about the "Table of Astronomy" from yesterday, What is this “Table of astronomy” about?. I wanted to take a close look at the three depiction ...
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1answer
2k views

What is this "Table of astronomy" about?

I found this picture while looking for some tattoo ideas and would like to know what these sketches are supposed to mean. Im especially interested in figures 1, 21, 53 and 56. It appears to be ...
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2answers
382 views

Book recommendation

I'm looking for a modern astrophysics text. I've had Barbara Ryden's book Foundations of Astrophysics recommended to me and it sounds okay, but the only review of it I've seen slagged off the problem ...
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3answers
2k views

Can I learn astrophysics and astronomy with my basic math?

I want to learn astrophysics and astronomy, I'm very interested in it because there are many questions that popped up in my head, and really curious about things, but I'm afraid of a little bit on ...
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1answer
63 views

Reference: First spectrographic observations by Fraunhofer

In several books I find reported that the first scientist to perform spectrographic observations of celestial objects was Fraunhofer with the spectrographs he himself produced. I do not find though a ...
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27 views

Anisotropy of quasar distribution

In a paper titled Arp, H. (1984). Distribution of quasars on the sky. Journal of Astrophysics and Astronomy, 5(1):31-41. at Journal of Astrophysics and Astronomy, Halton Arp wrote that there is ...
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47 views

What could be observed with LOFAR in 230 MHz - 10.0 MHz wavelength?

Nuclear astrophysics greatly interests me and i was wondering if there is something that could be observed with the LOFAR project in this wavelength that would benefit the field? Also some general ...
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1answer
68 views

An image for the unified model of AGN

In a paper I'm writing, I've referenced an image I got from the NASA site at https://fermi.gsfc.nasa.gov/science/eteu/agn/ regarding the Unified Model of AGN. I captioned it ...
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1answer
142 views

Comprehensible full manual for bolometric light curve reconstruction

Could anyone point me to some manual or tutorial, possibly step-by-step one, on reconstruction of (quasi-) bolometric light curve using UBVRI-photometry data? Both links and names are fine for me.
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231 views

Is Spherical Astronomy by W. M. Smart a good book on positional/spherical astronomy?

I'm a math undergrad, but I'm really interested in learning positional astronomy; However, the only well-referenced textbook I've come up with is Spherical Astronomy by W. M. Smart. I would like to ...
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2answers
1k views

Tables of aphelion/perihelion dates for other planets?

It's relatively easy to find tables for Earth aphelion and perihelion dates and times, such as this one: http://www.astropixels.com/ephemeris/perap2001.html But what about the other planets in the ...
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1answer
231 views

What are the equations governing stellar evolution (Luminosity, Mass, Temperature, Radius)

I'm looking for ('simplified') equations governing stellar evolution. Especially how mass, luminosity, temperature and radius of a star change during it's lifetime. As well as equations which tell you ...
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1answer
107 views

3C273 jet mass estimate

In this picture of 3C273, we can see a jet—estimated to be around 200,000 light-years long—being emitted. I'm trying to find an estimate for the mass of the jet. It's a stream of ...
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1answer
301 views

Stellar Classification Table and Star RNG

I found a table that was based on data from 2003 for Stellar Classification, and I can't get to the given data source. I plan on using the table as a basis for a program that spits out random star ...
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1answer
116 views

Extragalactic Magnetic Fields - General Information That I'm Missing

I have started studying Extragalactic Magnetic Fields, and mainly focusing on Biermann Battery Theory. I have gathered much information on other Dynamo Theories, as well as about our current ...
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1answer
196 views

Studies on planets without parent star

I am interested in studies and/or publications about planets that wander in space and are not orbiting around a star or its remnants. These dark and frozen worlds should've got ripped away from their ...
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1answer
116 views

Open database with ALL discovered stars and their parameters?

I am looking for an open database, obligatory an up-to-dated one, which includes all discovered stars and their parameters.
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2answers
181 views

Where can I still find solar film?

I, like many others, am excited to see the eclipse. I want to view the eclipse through my telescope, however, I don't have any solar safety equipment for solar viewing and I cannot find any online ...
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1answer
40 views

What are reliable resources for weather and all other atmospheric obstructions?

Everyone knows you need clear skies to see what the stars or the Sun is doing. Weather is not too particularly hard to determine. There are many resources out there that will tell us the weather in ...
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0answers
89 views

Introduction to the Magellanic Clouds?

I'm looking for an introductory textbook on the Magellanic Clouds, something suited for a student about to obtain their Physics BS degree (ie: not a professional astronomer). I'm aware of The ...