April 1903 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

18 celkem nebeských úkazů, včetně 4 fáze Měsíce a 1 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 1903 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -2.1
Souhvězdí: Aries
Angular diameter: 5.1"
Status: near greatest western elongation

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

Rektascenze: 01h36m55s
Deklinace: +09°37'43"

Venus

Excellent
Zdánlivá magnituda: -3.9
Souhvězdí: Taurus
Angular diameter: 12.6"
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: 03h34m06s
Deklinace: +20°07'39"

Mars

Excellent
Zdánlivá magnituda: -1.2
Souhvězdí: Libra
Angular diameter: 14.3"
Status: near western quadrature

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

Rektascenze: 12h09m07s
Deklinace: +01°48'14"

Jupiter

Excellent
Zdánlivá magnituda: -2.1
Souhvězdí: Pisces
Angular diameter: 34.5"
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: 22h56m21s
Deklinace: -07°48'03"

Saturn

Excellent
Zdánlivá magnituda: 0.7
Souhvězdí: Aquarius
Angular diameter: 16.3"
Status: near eastern quadrature

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

Rektascenze: 20h43m24s
Deklinace: -18°35'55"

Uranus

Fair
Zdánlivá magnituda: 5.6
Souhvězdí: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascenze: 17h40m35s
Deklinace: -23°30'12"

Neptune

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

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

Rektascenze: 06h05m12s
Deklinace: +22°22'05"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Scorpius
Angular diameter: 11792.4"
Status: Moon illumination 90.6%

Observation tip: Moon illumination 90.6%; good for observing lunar surface detail

Rektascenze: 15h52m31s
Deklinace: -16°29'41"