Sixty degrees, five of orb, ten days at a time
A sextile is a sixth of the circle. The allowance here is five degrees rather than the seven given to squares and trines, because the aspect is considered weak and a wide one carries almost nothing. That makes a ten degree band, which the Sun crosses in about ten days.
Two sextiles form each year, one on either side of Pluto, so roughly five or six per cent of births carry the aspect. Pluto contributes no meaningful motion over a lifetime and stays in a sign for between about twelve and thirty years, so once again the sign pair belongs to a generation rather than to any individual born inside it.
Something offered rather than given
The Sun is deliberate purpose and the sense of being a specific person. Pluto is depth, buried force, and the refusal to negotiate. A sextile links them lightly, and the tradition is consistent that this describes access rather than possession: the depth is reachable, and nothing makes anyone reach for it.
Taken up, the descriptions are moderate and quite practical. Comfort with difficult subjects, an ability to see what is going on beneath a situation without being pulled into it, a steady rather than forceful influence on other people. Left alone, the aspect produces nothing at all, which is a perfectly normal outcome and not a failure of the chart.
It helps to compare it with the square, which gives a person no choice about engaging. The sextile gives nothing but permission, and permission is easy to leave unused for a whole life without noticing it was there.
What actually varies between charts
Since the aspect is shared by everyone born in a ten day window, and the signs are shared by a whole generation, the variation is in orb and house. A sextile inside a degree, linking two busy houses, is worth a paragraph. The same sextile at four and a half degrees, connecting quiet parts of the chart, is worth a line. Those two charts would receive identical descriptions almost everywhere else, and the difference between them is the only thing on this page that is actually about you.
House placement needs a birth time, and the houses rotate about a degree every four minutes. If the time is approximate, the house is approximate. It is better to say that than to build a reading on a placement that might be wrong by a whole house. With a faint aspect the stakes are low either way, which is another argument for keeping the claims small.
The case for leaving it out
Of all the aspects on this site, this is among the easiest to drop. If the orb is over four degrees and Pluto has no other contact from a personal body or an angle, the sextile can be left out of the reading with no loss. That is not a hedge, it is the accurate weighting.
Pluto is retrograde for close to half of each year, so a natal retrograde Pluto is the ordinary case and adds nothing here either. The things worth checking are the orb, the two houses, and whether any other part of the chart says the same thing. If nothing does, the aspect is present, small, and best described that way. Charts have plenty of features that matter more, and the reading improves when the small ones are allowed to stay small.
The widget above gives the separation to the minute, which settles it faster than any general description can.
Questions people ask about this
What does Sun sextile Pluto mean?
It is read as easy access to depth and staying power, offered rather than imposed. The tradition treats it as a capacity that has to be taken up, so it is common for someone with the aspect not to recognise the description.
Why is the orb narrower than for other aspects?
Because sextiles are regarded as weaker. A five degree allowance keeps the aspect meaningful. Widening it would include separations that make no practical difference to the chart.
How common is Sun sextile Pluto?
About five or six per cent of births. Two sextiles form each year, one on each side of Pluto, and the Sun crosses each ten degree band in roughly ten days.
Is it worth reading if the orb is wide?
Usually not. Past four degrees, with no other contact to Pluto from a personal body or an angle, the aspect can be left out of the reading without losing anything.
Does the sextile soften harder Pluto aspects?
Some readers use it that way, on the argument that it provides an outlet. It is a reasonable reading, but a faint aspect will not counterbalance a tight square, and it should not be offered as reassurance.
Does a retrograde Pluto change the interpretation?
No. Pluto is retrograde for close to half of every year, so roughly half of all charts have it. It is ordinary, and it does not alter how this sextile is read.