April 1920 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

15 celkem nebeských úkazů, včetně 4 fáze Měsíce a 2 planetární jevy.

Denní nebeské úkazy

Všechny časy jsou v místním čase (Asia/Shanghai)

Group Datum Východ/západ Slunce Východ/západ Měsíce Fáze Měsíce Astronomické jevy

Planetary outlook

April 1920 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: 0.5
Souhvězdí: Pisces
Angular diameter: 8.2"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascenze: 23h53m47s
Deklinace: -02°56'42"

Venus

Excellent
Zdánlivá magnituda: -3.8
Souhvězdí: Aries
Angular diameter: 10.7"
Status: near inferior conjunction

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

Rektascenze: 00h15m34s
Deklinace: +00°00'30"

Mars

Excellent
Zdánlivá magnituda: -1.6
Souhvězdí: Scorpius
Angular diameter: 15.6"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascenze: 14h06m36s
Deklinace: -10°56'28"

Jupiter

Excellent
Zdánlivá magnituda: -2.2
Souhvězdí: Leo
Angular diameter: 39.3"
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

Rektascenze: 08h43m49s
Deklinace: +19°02'58"

Saturn

Excellent
Zdánlivá magnituda: 0.5
Souhvězdí: Virgo
Angular diameter: 19.2"
Status: near western quadrature

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

Rektascenze: 10h31m10s
Deklinace: +11°25'15"

Uranus

Fair
Zdánlivá magnituda: 6.0
Souhvězdí: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascenze: 22h26m21s
Deklinace: -10°33'59"

Neptune

Fair
Zdánlivá magnituda: 7.9
Souhvězdí: Leo
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascenze: 08h44m42s
Deklinace: +18°04'11"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Pisces
Angular diameter: 12071.1"
Status: Moon illumination 18.2%

Observation tip: Moon illumination 18.2%; good for observing lunar surface detail

Rektascenze: 22h17m57s
Deklinace: -05°14'45"