January 2015 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

21 himmelbegivenheder i alt, inklusive 4 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

January 2015 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.5
Stjernebillede: Aquarius
Angular diameter: 6.9"
Status: near superior conjunction

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

Rektascension: 21h04m03s
Deklination: -17°17'46"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Aquarius
Angular diameter: 10.6"
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: 21h08m44s
Deklination: -18°02'58"

Mars

Excellent
Tilsyneladende magnitude: 1.2
Stjernebillede: Pisces
Angular diameter: 4.6"
Status: near western quadrature

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

Rektascension: 22h17m28s
Deklination: -11°41'17"

Jupiter

Excellent
Tilsyneladende magnitude: -2.5
Stjernebillede: Leo
Angular diameter: 44.6"
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: 09h32m40s
Deklination: +15°31'09"

Saturn

Excellent
Tilsyneladende magnitude: 0.6
Stjernebillede: Sagittarius
Angular diameter: 15.8"
Status: near eastern quadrature

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

Rektascension: 16h02m03s
Deklination: -18°40'57"

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: 00h48m11s
Deklination: +04°27'38"

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: 22h31m20s
Deklination: -10°04'25"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 11938.1"
Status: Moon illumination 34.6%

Observation tip: Moon illumination 34.6%; good for observing lunar surface detail

Rektascension: 14h43m54s
Deklination: -13°17'48"