February 1931 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

23 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 2 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

Group Datum Sonnenaufgang/-untergang Mondaufgang/-untergang Mondphase Himmelsereignisse

Planetary outlook

February 1931 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: -0.2
Sternbild: Aquarius
Angular diameter: 5.4"
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

Rektaszension: 20h30m42s
Deklination: -20°18'29"

Venus

Excellent
Scheinbare Helligkeit: -4.4
Sternbild: Capricornus
Angular diameter: 21.6"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektaszension: 18h38m22s
Deklination: -20°24'32"

Mars

Excellent
Scheinbare Helligkeit: -1.0
Sternbild: Leo
Angular diameter: 13.2"
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

Rektaszension: 08h14m34s
Deklination: +24°17'02"

Jupiter

Excellent
Scheinbare Helligkeit: -2.5
Sternbild: Cancer
Angular diameter: 44.2"
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

Rektaszension: 06h48m29s
Deklination: +23°13'18"

Saturn

Excellent
Scheinbare Helligkeit: 0.6
Sternbild: Capricornus
Angular diameter: 15.4"
Status: near eastern quadrature

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

Rektaszension: 19h21m22s
Deklination: -21°49'27"

Uranus

Fair
Scheinbare Helligkeit: 5.9
Sternbild: Aries
Angular diameter: 3.4"
Status: near western quadrature

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

Rektaszension: 00h47m45s
Deklination: +04°25'55"

Neptune

Fair
Scheinbare Helligkeit: 7.8
Sternbild: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektaszension: 10h27m09s
Deklination: +10°28'57"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Aquarius
Angular diameter: 11582.9"
Status: Moon illumination 6.0%

Observation tip: Moon illumination 6.0%; good for observing lunar surface detail

Rektaszension: 20h02m00s
Deklination: -25°35'43"