July 2021 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

22 celkem nebeských úkazů, včetně 5 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

July 2021 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -0.7
Souhvězdí: Cancer
Angular diameter: 6.3"
Status: near inferior conjunction

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

Rektascenze: 06h20m45s
Deklinace: +22°25'50"

Venus

Excellent
Zdánlivá magnituda: -3.9
Souhvězdí: Leo
Angular diameter: 11.8"
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: 09h37m53s
Deklinace: +15°52'34"

Mars

Excellent
Zdánlivá magnituda: 1.8
Souhvězdí: Leo
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascenze: 09h33m58s
Deklinace: +15°42'15"

Jupiter

Excellent
Zdánlivá magnituda: -2.7
Souhvězdí: Pisces
Angular diameter: 46.9"
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: 22h14m40s
Deklinace: -12°01'53"

Saturn

Excellent
Zdánlivá magnituda: 0.3
Souhvězdí: Aquarius
Angular diameter: 18.5"
Status: near eastern quadrature

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

Rektascenze: 20h56m43s
Deklinace: -18°02'59"

Uranus

Fair
Zdánlivá magnituda: 5.8
Souhvězdí: Taurus
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenze: 02h47m43s
Deklinace: +15°43'39"

Neptune

Fair
Zdánlivá magnituda: 7.7
Souhvězdí: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascenze: 23h36m28s
Deklinace: -03°47'14"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Virgo
Angular diameter: 12218.3"
Status: Moon illumination 24.5%

Observation tip: Moon illumination 24.5%; good for observing lunar surface detail

Rektascenze: 11h37m58s
Deklinace: +07°52'38"