April 2031 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

20 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 2031 mid-month observing conditions

Mercury

Good
Zdánlivá magnituda: 2.2
Souhvězdí: Aries
Angular diameter: 11.0"
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: 00h30m33s
Deklinace: +03°24'55"

Venus

Excellent
Zdánlivá magnituda: -4.1
Souhvězdí: Gemini
Angular diameter: 15.4"
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

Rektascenze: 04h10m31s
Deklinace: +22°51'53"

Mars

Excellent
Zdánlivá magnituda: -1.3
Souhvězdí: Scorpius
Angular diameter: 15.0"
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: 15h10m57s
Deklinace: -16°28'51"

Jupiter

Excellent
Zdánlivá magnituda: -2.3
Souhvězdí: Sagittarius
Angular diameter: 41.2"
Status: near eastern 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: 17h55m35s
Deklinace: -22°53'55"

Saturn

Excellent
Zdánlivá magnituda: 0.1
Souhvězdí: Gemini
Angular diameter: 17.0"
Status: near western quadrature

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

Rektascenze: 04h19m04s
Deklinace: +19°48'18"

Uranus

Fair
Zdánlivá magnituda: 5.7
Souhvězdí: Gemini
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascenze: 05h15m46s
Deklinace: +23°09'05"

Neptune

Fair
Zdánlivá magnituda: 7.8
Souhvězdí: Aries
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenze: 00h52m01s
Deklinace: +03°56'50"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Aquarius
Angular diameter: 12525.2"
Status: Moon illumination 44.9%

Observation tip: Moon illumination 44.9%; good for observing lunar surface detail

Rektascenze: 20h08m13s
Deklinace: -15°27'12"