Conjunction of Mercury and Ceres

Dominic Ford, Editor
From the Conjunctions feed


Mercury and 1 Ceres will share the same right ascension, with Mercury passing 4°03' to the north of 1 Ceres.

From South El Monte however, the pair will not be observable – they will reach their highest point in the sky during daytime and will be 5° below the horizon at dawn.

Mercury will be at mag -0.3 in the constellation Aries, and 1 Ceres at mag 9.1 in the neighbouring constellation of Cetus.

The pair will be too widely separated to fit within the field of view of a telescope, but will be visible through a pair of binoculars.

A graph of the angular separation between Mercury and 1 Ceres 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
Mercury 02h19m50s 11°08'N Aries -0.3 6"3
1 Ceres 02h19m50s 7°04'N Cetus 9.1 0"0

The coordinates above are given in J2000.0. The pair will be at an angular separation of 22° from the Sun, which is in Taurus at this time of year.

The sky on 14 Jul 2026

The sky on 14 July 2026
Sunrise
05:48
Sunset
20:04
Twilight ends
21:45
Twilight begins
04:06


Waxing Crescent

2%

1 day old

Planets
Rise Culm. Set
Mercury 05:50 12:41 19:33
Venus 09:18 15:50 22:23
Moon 06:00 13:25 20:40
Mars 02:52 09:59 17:05
Jupiter 06:42 13:41 20:41
Saturn 00:06 06:18 12:30
All times shown in PDT.

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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25 Mar 2138  –  1 Ceres at opposition
10 Jul 2139  –  1 Ceres at opposition

Image credit

The Moon in conjunction with Venus and Jupiter, with the Very Large Telescope in the foreground. Image © Y. Beletsky, ESO, 2009.

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