March 1991 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

March 1991 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -1.3
Souhvězdí: Aries
Angular diameter: 5.6"
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: 00h21m36s
Deklinace: +02°17'13"

Venus

Excellent
Zdánlivá magnituda: -3.9
Souhvězdí: Aries
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

Rektascenze: 01h33m53s
Deklinace: +09°36'46"

Mars

Excellent
Zdánlivá magnituda: 0.8
Souhvězdí: Gemini
Angular diameter: 6.9"
Status: near western quadrature

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

Rektascenze: 05h16m59s
Deklinace: +25°08'43"

Jupiter

Excellent
Zdánlivá magnituda: -2.4
Souhvězdí: Leo
Angular diameter: 42.8"
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

Rektascenze: 08h25m48s
Deklinace: +20°02'27"

Saturn

Excellent
Zdánlivá magnituda: 0.7
Souhvězdí: Aquarius
Angular diameter: 15.7"
Status: near eastern quadrature

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

Rektascenze: 20h24m39s
Deklinace: -19°32'16"

Uranus

Fair
Zdánlivá magnituda: 5.8
Souhvězdí: Capricornus
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascenze: 18h58m00s
Deklinace: -23°06'49"

Neptune

Fair
Zdánlivá magnituda: 7.9
Souhvězdí: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenze: 19h10m51s
Deklinace: -21°38'32"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Pisces
Angular diameter: 12029.6"
Status: Moon illumination 2.1%

Observation tip: Moon illumination 2.1%; good for observing lunar surface detail

Rektascenze: 22h31m37s
Deklinace: -05°40'28"