January 1940 Événements célestes

Lieu d'observation:Beijing (39.904°, 116.407°)

Aperçu des événements célestes mensuels

22 événements célestes au total, dont 5 phases lunaires et 0 événements planétaires.

Événements célestes quotidiens

Toutes les heures en heure locale (Asia/Shanghai)

Group Date Lever/Coucher du soleil Lever/Coucher de la lune Phase lunaire Événements célestes

Planetary outlook

January 1940 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.6
Constellation: Capricornus
Angular diameter: 4.8"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 18h58m05s
Déclinaison: -24°03'31"

Venus

Excellent
Magnitude apparente: -4.0
Constellation: Aquarius
Angular diameter: 12.4"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Ascension droite: 21h53m44s
Déclinaison: -14°33'20"

Mars

Excellent
Magnitude apparente: 0.7
Constellation: Aries
Angular diameter: 6.7"
Status: near western quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 00h27m33s
Déclinaison: +02°55'07"

Jupiter

Excellent
Magnitude apparente: -2.3
Constellation: Aries
Angular diameter: 37.8"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Ascension droite: 00h13m11s
Déclinaison: +00°04'40"

Saturn

Excellent
Magnitude apparente: 0.4
Constellation: Aries
Angular diameter: 18.0"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascension droite: 01h35m14s
Déclinaison: +07°15'44"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Taurus
Angular diameter: 3.7"
Status: near western quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Ascension droite: 03h02m40s
Déclinaison: +16°54'39"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Ascension droite: 11h45m10s
Déclinaison: +02°56'17"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Pisces
Angular diameter: 11481.1"
Status: Moon illumination 25.1%

Observation tip: Moon illumination 25.1%; good for observing lunar surface detail

Ascension droite: 23h32m36s
Déclinaison: -00°08'53"