January 1939 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

21 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

January 1939 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -0.3
Souhvězdí: Capricornus
Angular diameter: 5.5"
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: 18h15m38s
Deklinace: -23°13'39"

Venus

Excellent
Zdánlivá magnituda: -4.7
Souhvězdí: Sagittarius
Angular diameter: 30.1"
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: 16h28m20s
Deklinace: -17°33'12"

Mars

Excellent
Zdánlivá magnituda: 1.3
Souhvězdí: Scorpius
Angular diameter: 5.2"
Status: near eastern quadrature

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

Rektascenze: 15h15m50s
Deklinace: -17°14'27"

Jupiter

Excellent
Zdánlivá magnituda: -2.1
Souhvězdí: Pisces
Angular diameter: 34.5"
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: 22h22m19s
Deklinace: -11°13'56"

Saturn

Excellent
Zdánlivá magnituda: 0.7
Souhvězdí: Aries
Angular diameter: 17.4"
Status: near western quadrature

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

Rektascenze: 00h48m19s
Deklinace: +02°32'22"

Uranus

Fair
Zdánlivá magnituda: 5.7
Souhvězdí: Taurus
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascenze: 02h46m02s
Deklinace: +15°39'31"

Neptune

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

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

Rektascenze: 11h36m58s
Deklinace: +03°46'03"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Scorpius
Angular diameter: 11790.2"
Status: Moon illumination 26.0%

Observation tip: Moon illumination 26.0%; good for observing lunar surface detail

Rektascenze: 15h21m58s
Deklinace: -17°49'52"