Venus and 136199 Eris will share the same right ascension, with Venus passing 6°13' to the south of 136199 Eris.
From South El Monte , the pair will become visible at around 19:59 (PDT), 28° above your western horizon, as dusk fades to darkness. They will then sink towards the horizon, setting 3 hours and 30 minutes after the Sun at 22:29.
Venus will be at mag -4.1, and 136199 Eris at mag 18.0, both in the constellation Aries.
A graph of the angular separation between Venus and 136199 Eris around the time of closest approach is available here.
The positions of the two objects at the moment of conjunction will be as follows:
| Object | Right Ascension | Declination | Constellation | Magnitude | Angular Size |
| Venus | 02h32m30s | 16°04'N | Aries | -4.1 | 15"2 |
| 136199 Eris | 02h32m30s | 22°17'N | Aries | 18.0 | 0"0 |
The coordinates above are given in J2000.0. The pair will be at an angular separation of 39° from the Sun, which is in Pisces at this time of year.
The sky on 21 Jun 2026
| The sky on 21 June 2026 | ||||||||||||||||||||||||||||||||||
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50% 6 days old |
All times shown in PDT.
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Source
The circumstances of this event were computed using the DE440 planetary ephemeris published by the Jet Propulsion Laboratory (JPL).
This event was automatically generated by searching the ephemeris for planetary alignments which are of interest to amateur astronomers, and the text above was generated based on an estimate of your location.
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Image credit
The Moon in conjunction with Venus and Jupiter, with the Very Large Telescope in the foreground. Image © Y. Beletsky, ESO, 2009.