February 2018 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

19 himmelbegivenheder i alt, inklusive 3 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

February 2018 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.5
Stjernebillede: Aquarius
Angular diameter: 4.8"
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

Rektascension: 21h49m06s
Deklination: -15°22'23"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Pisces
Angular diameter: 9.9"
Status: near greatest western elongation

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

Rektascension: 22h29m41s
Deklination: -11°01'15"

Mars

Excellent
Tilsyneladende magnitude: 1.0
Stjernebillede: Sagittarius
Angular diameter: 6.1"
Status: near eastern quadrature

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

Rektascension: 16h41m43s
Deklination: -21°43'46"

Jupiter

Excellent
Tilsyneladende magnitude: -2.1
Stjernebillede: Scorpius
Angular diameter: 37.4"
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

Rektascension: 15h21m27s
Deklination: -17°16'31"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Capricornus
Angular diameter: 15.6"
Status: near eastern quadrature

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

Rektascension: 18h26m43s
Deklination: -22°24'57"

Uranus

Fair
Tilsyneladende magnitude: 5.9
Stjernebillede: Aries
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascension: 01h34m49s
Deklination: +09°18'06"

Neptune

Fair
Tilsyneladende magnitude: 7.8
Stjernebillede: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascension: 22h59m44s
Deklination: -07°24'30"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Aquarius
Angular diameter: 11605.8"
Status: Moon illumination 0.7%

Observation tip: Moon illumination 0.7%; good for observing lunar surface detail

Rektascension: 21h15m40s
Deklination: -16°02'14"