Apparent displacement due to observer movement

Usage examples of parallax.

So I spoke readily enough with the captain of my vessel about the sea compass and the meridian compass, the astrolabe and the cross-staff, but when I discoursed with him upon eccentricity and parallax, he told me in a few words that he was master of ebbs or floods and not of instruments.

Arcturus: of the precession of equinoxes: of Orion with belt and sextuple sun theta and nebula in which 100 of our solar systems could be contained: of moribund and of nascent new stars such as Nova in 1901: of our system plunging towards the constellation of Hercules: of the parallax or parallactic drift of socalled fixed stars, in reality evermoving wanderers from immeasurably remote eons to infinitely remote futures in comparison with which the years, threescore and ten, of allotted human life formed a parenthesis of infinitesimal brevity.

Staring at the stars, he calculated the precise astrometric parallax measurements by which to fly back to Serpentia.

The five starships grew against the sky with every heartbeat, the harmonies of color and intensity shifting and reordering as parallaxes changed, building complexity on complexity like light poured through prisms of flowing water.

To each memorable image you attach a thought, a label, a category, a piece of the cosmic furniture, syllogisms, an enormous sorites, chains of apothegms, strings of hypallages, rosters of zeugmas, dances of hysteron proteron, apophantic logoi, hierarchic stoichea, processions of equinoxes and parallaxes, herbaria, genealogies of gymnosophists— and so on, to infinity.

This was not mere scientific caution and restraint, a reluctance to shift a paradigm until compelling evidence, such as the annual parallax, was available.

The long-debated annual parallax was at last discovered-not by better arguments, but by better instruments.

I can estimate the distance to my finger from the amount of this apparent motion, or parallax.

For an animal with side-mounted eyes, forward movements result in parallax shifts (apparent motion of near objects relative to distant objects).

Click on any star and you get a complete description including name, Yale catalog designation, magnitude, spectral type, distance in light years, parallax, right ascension and declination, ecliptic and galactic latitude and longitude, and rising and setting time for any date and location of Earth's surface.

To each memorable image you attach a thought, a label, a category, a piece of the cosmic furniture, syllogisms, an enormous sorites, chains of apothegms, strings of hypallages, rosters of zeugmas, dances of hysteron proteron, apophantic logoi, hierarchic stoichea, processions of equinoxes and parallaxes, herbaria, genealogies of gymnosophists—.

To each memorable image you attach a thought, a label, a category, a piece of the cosmic furniture, syllogisms, an enormous sorites, chains of apothegms, strings of hypallages, rosters of zeugmas, dances of hysteron proteron, apophantic logoi, hierarchic stoichea, processions of equinoxes and parallaxes, herbaria, genealogies of gymnosophists- and so on, to infinity.

Get parallaxes so we can determine the location in space, transverse component of velocity, intrinsic brightness.

I asked if there was parallax on the previous solution, for the most common antennae pointings, and if so, what was the convergence point?

The absence of detectable stellar parallax as the Earth moved suggested that the stars were much farther away than the Sun.