October 1940 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

28 himmelbegivenheder i alt, inklusive 5 månefaser og 1 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

October 1940 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Scorpius
Angular diameter: 6.1"
Status: near greatest western elongation

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

Rektascension: 14h47m52s
Deklination: -18°47'07"

Venus

Excellent
Tilsyneladende magnitude: -4.2
Stjernebillede: Virgo
Angular diameter: 16.7"
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

Rektascension: 10h44m11s
Deklination: +08°40'23"

Mars

Excellent
Tilsyneladende magnitude: 1.8
Stjernebillede: Libra
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 12h23m45s
Deklination: -01°33'08"

Jupiter

Excellent
Tilsyneladende magnitude: -2.9
Stjernebillede: Taurus
Angular diameter: 48.9"
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

Rektascension: 02h44m20s
Deklination: +14°25'41"

Saturn

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Taurus
Angular diameter: 20.1"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascension: 02h44m52s
Deklination: +13°10'46"

Uranus

Fair
Tilsyneladende magnitude: 5.7
Stjernebillede: Taurus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 03h32m28s
Deklination: +18°50'44"

Neptune

Fair
Tilsyneladende magnitude: 8.0
Stjernebillede: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 11h48m00s
Deklination: +02°36'37"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Aries
Angular diameter: 11453.5"
Status: Moon illumination 98.4%

Observation tip: Moon illumination 98.4%; good for observing lunar surface detail

Rektascension: 00h24m58s
Deklination: +03°06'55"