February 1999 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

20 himmelbegivenheder i alt, inklusive 3 månefaser og 2 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

February 1999 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.4
Stjernebillede: Pisces
Angular diameter: 5.2"
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: 22h26m56s
Deklination: -11°17'40"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Pisces
Angular diameter: 11.3"
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: 23h30m49s
Deklination: -04°31'11"

Mars

Excellent
Tilsyneladende magnitude: 0.2
Stjernebillede: Scorpius
Angular diameter: 9.0"
Status: near eastern quadrature

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

Rektascension: 14h21m28s
Deklination: -11°48'39"

Jupiter

Excellent
Tilsyneladende magnitude: -2.1
Stjernebillede: Aries
Angular diameter: 34.4"
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

Rektascension: 00h03m21s
Deklination: -00°51'44"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Aries
Angular diameter: 17.2"
Status: near western quadrature

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

Rektascension: 01h50m15s
Deklination: +08°50'30"

Uranus

Fair
Tilsyneladende magnitude: 6.0
Stjernebillede: Aquarius
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascension: 21h04m39s
Deklination: -17°22'14"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Aquarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 20h19m47s
Deklination: -19°15'46"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Aquarius
Angular diameter: 12163.5"
Status: Moon illumination 1.9%

Observation tip: Moon illumination 1.9%; good for observing lunar surface detail

Rektascension: 20h48m08s
Deklination: -16°40'50"