JANUARY, 2021 SKYNOTES

JANUARY STAR CHART, 2021
Please click on the Chart to enlarge.

The chart shows the whole sky, at the times given at the top left of the chart.
The edge of the chart is the HORIZON, and the ZENITH is at the centre.

This chart is for LATITUDE 54 degrees NORTH, and is produced using 'PLANETARIUM GOLD' software.

JANUARY 2021

JANUARY 2021

 SUMMARY

The phenomena of the month : January 2021
Times are given in daylight time for SCARBOROUGH (0° 25' 5" W, 54° 16' 30" N, zone 0 = UNIVERSAL TIME).

Date Hour Description of the phenomenon
yyyy mm dd hh:mm

2021 01 02 15:00 The Earth at its perihelion (distance to the Sun = 0.98326 AU)
2021 01 03 01:09 Close encounter between the Moon and Regulus (topocentric dist. centre to centre = 4.0°)
2021 01 03 08:42 Meteor shower : Quadrantids (110 meteors/hour at zenith; duration = 16.0 days)
2021 01 03 19:05 Minimum of the variable star Algol (beta Persei)
2021 01 05 16:02 Maximum of the variable star delta Cephei
2021 01 06 10:37 LAST QUARTER OF THE MOON
2021 01 06 15:54 Minimum of the variable star Algol (beta Persei)
2021 01 07 16:28 Maximum of the variable star eta Aquilae
2021 01 09 00:19 Maximum of the variable star zeta Gemini
2021 01 09 12:43 Minimum of the variable star Algol (beta Persei)
2021 01 09 16:39 Moon at perigee (geocentric dist. = 367387 km)
2021 01 09 16:41 Close encounter between Venus and M 8 (topocentric dist. centre to centre = 1.2°)
2021 01 10 05:06 Close encounter between Mercury and Saturn (topocentric dist. centre to centre = 1.6°)
2021 01 11 00:50 Maximum of the variable star delta Cephei
2021 01 11 19:36 Close encounter between Mercury and Jupiter (topocentric dist. centre to centre = 1.4°)
2021 01 11 21:44 Close encounter between the Moon and Venus (topocentric dist. centre to centre = 2.0°)
2021 01 11 22:35 Minimum of the variable star beta Lyrae
2021 01 12 09:32 Minimum of the variable star Algol (beta Persei)
2021 01 13 06:00 NEW MOON
2021 01 14 08:39 Close encounter between the Moon and Mercury (topocentric dist. centre to centre = 3.1°)
2021 01 14 15:17 CONJUNCTION between Pluto and the Sun (geoc. dist. centre to centre = 1.2°)
2021 01 14 20:43 Maximum of the variable star eta Aquilae
2021 01 15 06:21 Minimum of the variable star Algol (beta Persei)
2021 01 15 13:48 Close encounter between Venus and M 22 (topocentric dist. centre to centre = 0.8°)
2021 01 16 09:38 Maximum of the variable star delta Cephei
2021 01 17 09:33 Close encounter between the Moon and Neptune (topocentric dist. centre to centre = 5.0°)
2021 01 17 19:09 Comet 323P SOHO at its perihelion (dist. to the Sun = 0.039 AU; magn. = 6.0)
2021 01 18 03:11 Minimum of the variable star Algol (beta Persei)
2021 01 19 03:55 Maximum of the variable star zeta Gemini
2021 01 20 19:31 Close encounter between Mars and Uranus (topocentric dist. centre to centre = 1.6°)
2021 01 20 22:01 FIRST QUARTER OF THE MOON
2021 01 21 00:00 Minimum of the variable star Algol (beta Persei)
2021 01 21 09:40 Close encounter between the Moon and Uranus (topocentric dist. centre to centre = 3.9°)
2021 01 21 10:16 Close encounter between the Moon and Mars (topocentric dist. centre to centre = 5.5°)
2021 01 21 14:11 Moon at apogee (geocentric dist. = 404360 km)
2021 01 21 14:50 Opposition of the asteroid 15 Eunomia with the Sun (dist. to the Sun = 2.559 AU; magn. = 8.5)
2021 01 21 18:26 Maximum of the variable star delta Cephei
2021 01 21 23:01 Beginning of occultation of 38 Ari (magn. = 5.17)
2021 01 21 23:54 End of occultation of 38 Ari (magn. = 5.17)
2021 01 22 00:57 Maximum of the variable star eta Aquilae
2021 01 23 20:49 Minimum of the variable star Algol (beta Persei)
2021 01 24 04:03 CONJUNCTION between Saturn and the Sun (geoc. dist. centre to centre = 0.4°)
2021 01 24 06:00 GREATEST EASTERN ELONGATION of Mercury (18.6°)
2021 01 24 15:37 Opposition of the asteroid 14 Irene with the Sun (dist. to the Sun = 2.316 AU; magn. = 9.1)
2021 01 24 21:10 Minimum of the variable star beta Lyrae
2021 01 26 00:47 Close encounter between the Moon and M 35 (topocentric dist. centre to centre = 0.2°)
2021 01 26 17:39 Minimum of the variable star Algol (beta Persei)
2021 01 26 22:38 Beginning of occultation of 42-omega Gem (magn. = 5.20)
2021 01 26 23:30 End of occultation of 42-omega Gem (magn. = 5.20)
2021 01 27 03:14 Maximum of the variable star delta Cephei
2021 01 28 17:42 Close encounter between Venus and Pluto (topocentric dist. centre to centre = 0.7°)
2021 01 28 20:16 FULL MOON
2021 01 28 22:10 Opposition of the asteroid 10 Hygiea with the Sun (dist. to the Sun = 3.202 AU; magn. = 9.8)
2021 01 29 02:41 CONJUNCTION between Jupiter and the Sun (geoc. dist. centre to centre = 0.5°)
2021 01 29 03:00 Mercury at its perihelion (distance to the Sun = 0.30750 AU)
2021 01 29 05:12 Maximum of the variable star eta Aquilae
2021 01 29 07:31 Maximum of the variable star zeta Gemini
2021 01 29 14:28 Minimum of the variable star Algol (beta Persei)

Calculations courtesy of: CoelixApex software.

 

 

 

LUNAR OCCULTATIONS in JANUARY, 2021 visible from the Scarborough (UK) area. The time given is UT

Created using Coelix Apex Software.

The angular size and the appearance of the planets during JANUARY 2021. Click the image to enlarge, if needs be.
In an astronomical telescope, the image of the planet is often reversed.