December 1977 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

24 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 4 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

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

Planetary outlook

December 1977 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: 1.0
Sternbild: Capricornus
Angular diameter: 9.0"
Status: near superior conjunction

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

Rektaszension: 18h29m02s
Deklination: -23°15'06"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: Sagittarius
Angular diameter: 9.9"
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: 16h49m39s
Deklination: -22°04'01"

Mars

Excellent
Scheinbare Helligkeit: -0.6
Sternbild: Leo
Angular diameter: 12.1"
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: 08h59m38s
Deklination: +20°19'59"

Jupiter

Excellent
Scheinbare Helligkeit: -2.7
Sternbild: Cancer
Angular diameter: 47.4"
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

Rektaszension: 06h09m22s
Deklination: +23°08'48"

Saturn

Excellent
Scheinbare Helligkeit: 0.4
Sternbild: Virgo
Angular diameter: 18.9"
Status: near eastern quadrature

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

Rektaszension: 10h12m22s
Deklination: +12°33'06"

Uranus

Fair
Scheinbare Helligkeit: 5.6
Sternbild: Scorpius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektaszension: 14h48m37s
Deklination: -15°49'14"

Neptune

Fair
Scheinbare Helligkeit: 8.0
Sternbild: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektaszension: 17h00m19s
Deklination: -21°18'22"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Aquarius
Angular diameter: 12552.0"
Status: Moon illumination 24.7%

Observation tip: Moon illumination 24.7%; good for observing lunar surface detail

Rektaszension: 21h33m40s
Deklination: -10°23'53"