January 2013 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

18 himmelbegivenheder i alt, inklusive 4 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

January 2013 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.2
Stjernebillede: Capricornus
Angular diameter: 4.7"
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: 19h40m05s
Deklination: -23°22'31"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Capricornus
Angular diameter: 10.4"
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: 18h31m46s
Deklination: -23°07'54"

Mars

Excellent
Tilsyneladende magnitude: 1.2
Stjernebillede: Aquarius
Angular diameter: 4.1"
Status: near western quadrature

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

Rektascension: 21h14m03s
Deklination: -17°11'12"

Jupiter

Excellent
Tilsyneladende magnitude: -2.6
Stjernebillede: Gemini
Angular diameter: 45.2"
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: 04h20m02s
Deklination: +20°47'11"

Saturn

Excellent
Tilsyneladende magnitude: 0.6
Stjernebillede: Scorpius
Angular diameter: 16.6"
Status: near eastern quadrature

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

Rektascension: 14h35m22s
Deklination: -12°42'00"

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: 00h19m41s
Deklination: +01°22'18"

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: 22h14m53s
Deklination: -11°30'51"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Pisces
Angular diameter: 12366.1"
Status: Moon illumination 13.4%

Observation tip: Moon illumination 13.4%; good for observing lunar surface detail

Rektascension: 22h29m55s
Deklination: -04°06'58"