April 1985 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

23 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 1985 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: 1.9
Souhvězdí: Aries
Angular diameter: 10.8"
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: 00h25m45s
Deklinace: +02°35'31"

Venus

Excellent
Zdánlivá magnituda: -4.3
Souhvězdí: Aries
Angular diameter: 55.4"
Status: near greatest eastern 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: 00h20m17s
Deklinace: +08°26'03"

Mars

Excellent
Zdánlivá magnituda: 1.5
Souhvězdí: Taurus
Angular diameter: 4.0"
Status: near western quadrature

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

Rektascenze: 03h18m00s
Deklinace: +18°40'34"

Jupiter

Excellent
Zdánlivá magnituda: -2.1
Souhvězdí: Aquarius
Angular diameter: 36.9"
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: 21h02m55s
Deklinace: -17°19'47"

Saturn

Excellent
Zdánlivá magnituda: 0.2
Souhvězdí: Scorpius
Angular diameter: 18.3"
Status: near eastern quadrature

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

Rektascenze: 15h40m53s
Deklinace: -17°11'28"

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: 17h06m46s
Deklinace: -22°53'54"

Neptune

Fair
Zdánlivá magnituda: 7.9
Souhvězdí: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascenze: 18h15m30s
Deklinace: -22°14'46"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Pisces
Angular diameter: 11682.9"
Status: Moon illumination 23.2%

Observation tip: Moon illumination 23.2%; good for observing lunar surface detail

Rektascenze: 22h06m58s
Deklinace: -17°07'23"