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WikiCards · Card list · Science cards · Flare star
Uncommon card · Science
Flare star, an Uncommon card
A flare star is a variable star that can undergo unpredictable dramatic increases in brightness for a few minutes.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 61
- DEF
- 51
- Power
- 112
- Wikipedia reads a year
- 24,000
Power 112 (ATK + DEF): stronger than 50 % of WikiCards cards.
Flare star quiz: 3 questions
Three questions on the Flare star card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
The brightness increase is across the ______ spectrum, from X-rays to radio waves.
Answer
electromagnetic. The brightness increase is across the electromagnetic spectrum, from X-rays to radio waves. From the Flare star article on Wikipedia.
In which decade?
Flare activity among late-type stars was first reported by A. van Maanen in ____, for WX Ursae Majoris and YZ Canis Minoris.
Answer
1940s. Flare activity among late-type stars was first reported by A. van Maanen in 1945, for WX Ursae Majoris and YZ Canis Minoris. From the Flare star article on Wikipedia.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- It is believed that the flares on flare stars are analogous to solar flares in that they are powered by magnetic energy stored in the stars' atmospheres.
- The brightness increase is across the electromagnetic spectrum, from X-rays to radio waves.
- Flare activity among late-type stars was first reported by A. van Maanen in 1945, for WX Ursae Majoris and YZ Canis Minoris.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Flare star article was read about 24,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 61 and blocks with 51: each hit it takes is cut by 20 %.
How to get Flare star
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Flare star in the power ranking, all domains together.
- Sixfields StadiumUncommon · Society · ATK 62 DEF 50
- Tom DeanUncommon · Society · ATK 68 DEF 44
- Axel MuntheUncommon · Arts · ATK 64 DEF 48
- Alfred CortotUncommon · Arts · ATK 61 DEF 51
- Annemarie SchwarzenbachUncommon · Arts · ATK 68 DEF 44
- Danilo MedinaUncommon · History · ATK 65 DEF 47
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Flare star (revision), CC BY-SA 4.0. Photo : NASA, ESA, and D. Player (STScI), Public domain, Wikimedia Commons.