Since version 7, Mathematica includes gigabytes of curated data relevant to many different fields, including physics, chemistry, graph theory, finance, geography and many more.

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5
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3answers
113 views

Is it possible to get CityData for different years?

Is it possible to get CityData for different years? Or get a year of origin of data in CityData?
5
votes
3answers
98 views

How to ignore year in DateListPlot

I just upgraded to Mathematica 10, and I am trying to get the hang of the new TimeSeries data objects, which are preventing my old strategy of overlaying data from ...
5
votes
1answer
150 views

Confused by result of MoonPosition when running on Linux [closed]

I've just switched from Windows to Linux and am running Mathematica 10.1 on Ubuntu 14.04. MoonPosition[] Gives me: ...
7
votes
1answer
617 views

Why does Mathematica's date for the battle Agincourt differ from the US Navy's?

If I ask Mathematica for the Julian Date for the battle of Agincourt with WolframAlpha["battle of agincourt date"] it reports ...
7
votes
2answers
314 views

Wolfram Language symbols by their Ranks

I'd like to get the top 50, the bottom 50 and an ordered list of all Wolfram Language symbols based on their "Ranks". With ...
6
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0answers
85 views

Heliocentric coordinates in PlanetData

I tried to use planets' HeliocentricLongitude and I wonder if anyone has any insight on what coordinate system they use. I took vernal equinox times from http://ns1763.ca/equinox/eqindex.html and ...
3
votes
1answer
95 views

WeatherData for visibility seems to be missing

When I explore the document of WeatherData of wolfram document center. It is said that WeatherData has properties of visibility. ...
0
votes
1answer
60 views

Formula lookup wildcards [closed]

When I give the command: FormulaLookup["sphere"] I get no results even though I know there are formulas involving spheres. Do I need to use some kind of wild ...
11
votes
1answer
219 views

How can I get curated data to be expressed consistently in SI units?

AstronomicalData objects are consistently in SI units: ...
2
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0answers
77 views

Exporting organization of Mathematica's documentation to a JSON file

In this answer, @Vitaliy Kaurov explores and utilizes new Mathematica's functionality WolframLanguageData: ...
2
votes
1answer
59 views

FlightData missing in Transportation Data but available through WolframAlpha

FlightData is listed in Transportation Data but its link does not work in Mathematica help or on the website reference help. It also returns a symbol-not-found ...
1
vote
1answer
84 views

Is there a hidden location-type property for TropicalStormData?

TropicalStormData gives you time-series data on tropical storms. In the property list there is not a location (geographic coordinates) property listed. There are ...
3
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0answers
79 views

Possible bug in fetching price index data?

I seem only able to fetch price index data for the U.S. For example, the following fails (Mathematica 10.2): ...
8
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0answers
55 views

CountryData vs EntityProperty: why do different data access methods produce different results?

Illustrative example: using CountryData we are told the data is missing, but we can nevertheless access it via an EntityProperty....
1
vote
1answer
87 views

Comparing stock indices using TradingChart [closed]

Below I show a TradingChart specific to the SP500 index for a one month period. How do I produce a similar plot where three other indices (ASX200, Shanghai Comp, ...
7
votes
1answer
166 views

Determining FinancialData for Countries

How do I determine the FinancialData for Australia. For instance the one for USA follows as: FinancialData["NYSE", "Members"] ...
13
votes
1answer
188 views

Form of citation for data via Wolfram Mathematica

What citation or reference should I adhere to if I'm using curated data obtained via Mathematica? I'm talking about data, or eg. plots thereof, obtained using functions such as SatelliteData, ...
1
vote
1answer
123 views

Three dimensional plot with CountryData

I wish to visualize a 3D layout of country data using the following code. How can the output be improved as currently it looks smeared to one side. ...
4
votes
2answers
435 views

Find all synonyms of word X that rhyme with word Y

Given two words x and y, I'd like to find the set of all words that rhyme with x and are synonymous with y. Is this possible with WordData or ...
0
votes
2answers
336 views

“Part specification is longer than depth” warning in Position function [duplicate]

I'm working on a project which analyzes financial data. I download the price and dividend information for the SPY ETF which tracks the S&P 500: ...
3
votes
1answer
198 views

“ReliefMap” and “ContourMap” unable to download error

This question may be closed as "too localized". I post in the event other users have had this error and resolved it. The problem: inability to use "ReliefMap" or "ContourMap" options for ...
1
vote
0answers
57 views

ThermodynamicData missing [closed]

Yesterday I was using ThermodynamicData[] and all was fine, today I try to use it and I get: Missing[NotAvailable] Does ...
1
vote
0answers
74 views

GDP Per Capita isn't right when called from CountryData? [closed]

CountryData["USA", "GDPPerCapita"] gives $\$45230.20$ per person per year in July, 2015. But ...
15
votes
1answer
231 views

Mma 10.2 `Alphabet` and `LanguageData` give different and both erroneous list of letters

Bug introduced in 10.2 and fixed in 10.3 The new function Alphabet introduced in Mathematica 10.2 gives the wrong list of letters for the Spanish language in my ...
2
votes
0answers
46 views

PlanetData “VelocityAroundSun” giving inconsistent answers

My goal is to create a ListPlot showing the Earth's orbital speed over the course of a year, with one datapoint per day. I'm seeing problems long before I even get to the point of plotting the data! ...
2
votes
0answers
164 views

Can't get map of Italy from Geographics [closed]

On Mathematica 10.1 Desktop version, I'm trying: GeoGraphics[Polygon[Entity["Country", "Italy"]]] but it doesn't get the Italy location and throws this error: ...
5
votes
0answers
94 views

Is there a problem with some of the curated Star Data?

I'm not really sure if I'm doing something wrong, or if there's a problem with some of the Mathematica curated data on stars. My problem is this: I'm trying to find the location (latitude and ...
25
votes
0answers
424 views

Summer Solstice Spurious Correlations Challenge [closed]

I came across this hilarious web site that has charts of bizarre "correlations" between disparate categories. Results like this: In the spirit of my summer solstice shedding spuriously earned rep. ...
0
votes
1answer
199 views

Financial data source change

So I am using the command FinancialData["name"] to get the live price for any given stock. The openings are very important in my studies that I am conducting and it ...
5
votes
1answer
142 views

Inaccurate Heliocentric coordinates of PlanetaryMoonData

I have noticed that the heliocentric coordinates obtained with PlanetaryMoonData are very inaccurate. Fore example, consider the Galilean moons of Jupiter: ...
7
votes
2answers
167 views

How to set the timeout value for *Data functions

I haven't measured this precisely but it seems the default timeout value for retrieving EntityValues with *Data functions is in ...
2
votes
1answer
97 views

How to find µ (Gravitational constant mass product) with PlanetData?

I would like to use PlanetData to get µ, the product of the Gravitational constant G and a ...
2
votes
2answers
100 views

Is there any way to pull interest rates, or an interest rate curve, with FinancialData[]?

Let's say I want to know the 5 year swap rate and the 10 year swap rate right now, is there a way to get this with FinancialData[]?
8
votes
2answers
453 views

Generate a list of symbols for the planets

I would like to generate a list of the symbols for the planets to include in a nice table with other data. How can I programmatically generate (eg. using a pure function) the symbols from a list of ...
3
votes
1answer
150 views

How to change the atom size of LatticeData [duplicate]

Using the "Image" property of LatticeData, I can generate representation of lattice structures (like the first basic example did)...
2
votes
2answers
110 views

Incompatibility of CountryData[] between v. 9.0 and 10.1

There seems to be an incompatibility between the representation in CountryData[] for versions 9.0 and 10.1. The documentation on ...
1
vote
2answers
52 views

Want apply “Position” in my list of Entities

I want apply "Position" in my list of Entities: Entity /@ GeoEntities[CountryData["Belarus"], "Lake" | "Canal"]["Position"] ...
15
votes
2answers
488 views

How to ContourPlot a function of the coordinates on the Earth's surface on a map projection

There are two similar questions (this and this), but one is too specific and the other is apparently not clear and has no answers. I'll try to make the question more complete. Suppose you have a ...
-1
votes
1answer
74 views

The energy released from burning one gallon of gasoline

How can I get this information from Mathematica or Wolfram|Alpha?
4
votes
1answer
61 views

Accessing Coordinates of Astronomical Data, e.g. Declination of all Galaxies

I am trying to access the coordinate information of all galaxies, stars, etc, available to the new astronomical data incorparated to Mathematica. However, the suggested (documented) approach fails. ...
2
votes
1answer
255 views

How do I download and export data from many weather stations?

I tried this code, which downloads data from several weather stations. ...
19
votes
1answer
620 views

Right Ascension and Declination in astronomical functions

In the process of answering this question, I was forced to confront the various astronomical coordinate systems used by Mathematica. Background In astronomy, positions of celestial objects (stars, ...
6
votes
2answers
444 views

How do I plot my country map with weather data stations?

I've tried this code, but I can't plot the coordinates in my country map. ...
6
votes
0answers
259 views

CountryData fails for some tags and properties

The problem has gone, presumably resolved by WRI. See kirma's comment. I'm using Mathematica 10.0.2 for Mac, and for the first time just tried CountryData. ...
6
votes
1answer
101 views

Why is CurrencyConvert so slow?

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15
votes
3answers
269 views

How to keep downloaded curated data

If I run StarData[], Mathematica will download the entire database from its server, which is quite a lot of data and takes some time: "Downloading entities ...
7
votes
1answer
166 views

How to get star coordinates for a given time

Fixed in 10.3.1 In the documentation of StarData, there is an example that shows how to get the altitude of Sirius at a given time (in the horizontal coordinate ...
1
vote
2answers
127 views

What is the URL of the site used by ExampleData?

When ExampleData is evaluated, Mathematica downloads data from a Wolfram Research Data server. What's the exact domain of this, though? I bet it's something.wolfram....
4
votes
1answer
194 views

MovingMap maps to second level unexpectedly

I'm trying to build a financial indicator in mathematica. I import some historical data ...
1
vote
1answer
173 views

Missing elements using FinancialData

I have a list of stock symbols which I selected with FinancialData["Menbers"] that looks like the following list: ...