January 1931 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

25 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 5 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

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

Planetary outlook

January 1931 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: 0.7
Sternbild: Capricornus
Angular diameter: 9.0"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektaszension: 18h27m08s
Deklination: -20°07'04"

Venus

Excellent
Scheinbare Helligkeit: -4.7
Sternbild: Sagittarius
Angular diameter: 31.1"
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

Rektaszension: 16h29m48s
Deklination: -17°30'29"

Mars

Excellent
Scheinbare Helligkeit: -1.2
Sternbild: Leo
Angular diameter: 13.9"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektaszension: 09h02m12s
Deklination: +21°21'30"

Jupiter

Excellent
Scheinbare Helligkeit: -2.7
Sternbild: Cancer
Angular diameter: 46.7"
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: 07h02m27s
Deklination: +22°51'15"

Saturn

Excellent
Scheinbare Helligkeit: 0.5
Sternbild: Capricornus
Angular diameter: 15.1"
Status: near eastern quadrature

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

Rektaszension: 19h06m31s
Deklination: -22°13'49"

Uranus

Fair
Scheinbare Helligkeit: 5.9
Sternbild: Aries
Angular diameter: 3.5"
Status: near western quadrature

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

Rektaszension: 00h44m03s
Deklination: +04°01'25"

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: 10h29m58s
Deklination: +10°11'52"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Sagittarius
Angular diameter: 11965.1"
Status: Moon illumination 13.9%

Observation tip: Moon illumination 13.9%; good for observing lunar surface detail

Rektaszension: 16h32m23s
Deklination: -25°53'38"