The position on 26 April
At noon in every year from 1930 to 2035 the Sun on this date stood between roughly five and a quarter and just under seven degrees of Taurus. Six degrees is the figure to work with, and the spread is under a degree and a half because the leap year cycle holds the date and the orbit in step.
That is inside the first face of the sign, the band from zero to ten degrees. Every year in the sample falls within it, so both the sign and the band are settled by the date without needing an hour.
Domicile rulership and face rulership
Venus is the domicile ruler of Taurus. That assignment covers the whole thirty degrees and does not vary between schemes, and in traditional practice it is the strongest form of rulership a sign carries.
Face rulership is a separate and finer layer sitting inside it. The Chaldean order walks the seven planets in a fixed loop from the start of Aries and reaches Mercury for the first face of Taurus. The triplicity scheme instead gives each earth decan to Taurus, Virgo and Capricorn in turn, so the first belongs to Taurus and its ruler is Venus again. Under that count the same planet holds both layers.
The two layers are used differently as well. Domicile rulership is what a traditional reading reaches for first when it asks which planet is responsible for the Sun's condition. The face is a finer grain, brought in to distinguish between births in the same sign, and it is usually treated as a modifier rather than as an answer in its own right.
What the doubling is read as
Marked as tradition rather than fact, a band whose face ruler matches its sign ruler is described as the sign in an undiluted form, with nothing borrowed from elsewhere in the zodiac. For the first face of Taurus that means the Venus material with no second influence layered over it.
The Chaldean answer produces a very different reading of the same ten degrees, with a Mercury layer inside a Venus sign and the mobility that implies. Both descriptions have been in circulation for centuries and they cannot both be applied at once. The useful move is to notice which scheme a source is using, since almost none of them say.
Rulership is not the whole chart
None of this reaches beyond the Sun. On 26 April the Moon can be in either of two signs depending on the hour, and in any of the twelve across different years, with its own sign ruler that has nothing to do with Venus. The ascendant turns through all twelve signs in a day and cannot be recovered from a date.
So the date fixes a Sun in the opening third of a fixed earth sign, near six degrees, with Venus as the domicile ruler in every scheme. The widget above takes your year, hour and birthplace, gives the exact degree in place of the range, and reports how far the birth fell from the nearest sign boundary.
Questions people ask about this
Is 26 April definitely Taurus?
Yes. Every year checked at noon between 1930 and 2035 puts the Sun about six degrees into Taurus on this date, which is around six days of margin from the boundary.
Does Venus rule this birthday twice?
Under the triplicity scheme, effectively yes, since Venus rules both Taurus and its first earth decan. Under the Chaldean face order the sign is Venus and the band is Mercury.
Which rulership matters more?
Domicile rulership of the sign is the stronger layer in traditional practice, and it is Venus either way. The face ruler is a finer subdivision used alongside it, not instead of it.
What degree is a 26 April Sun?
About six degrees of Taurus, with a century range of roughly five and a quarter to seven. The widget above gives the exact figure from your own details.
Does a doubled ruler make the placement stronger?
The tradition reads it as the sign undiluted rather than as strength or weakness. This site does not treat any position as good or bad, and a different scheme gives a different ruler anyway.
What does the date leave undecided?
The Moon, the rising sign, the houses and every planet apart from the Sun. All of those need the birth hour and the birthplace as well as the date.