July 1903 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

25 himmelbegivenheder i alt, inklusive 5 månefaser og 3 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

July 1903 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.2
Stjernebillede: Cancer
Angular diameter: 5.6"
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: 06h35m39s
Deklination: +23°18'07"

Venus

Excellent
Tilsyneladende magnitude: -4.5
Stjernebillede: Virgo
Angular diameter: 25.3"
Status: near superior 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: 10h34m22s
Deklination: +09°19'54"

Mars

Excellent
Tilsyneladende magnitude: 0.4
Stjernebillede: Libra
Angular diameter: 7.8"
Status: near western quadrature

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

Rektascension: 13h04m11s
Deklination: -07°18'09"

Jupiter

Excellent
Tilsyneladende magnitude: -2.6
Stjernebillede: Pisces
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: 23h37m30s
Deklination: -03°52'11"

Saturn

Excellent
Tilsyneladende magnitude: 0.3
Stjernebillede: Aquarius
Angular diameter: 18.5"
Status: near eastern quadrature

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

Rektascension: 20h38m41s
Deklination: -19°05'18"

Uranus

Fair
Tilsyneladende magnitude: 5.6
Stjernebillede: Sagittarius
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascension: 17h27m24s
Deklination: -23°23'04"

Neptune

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

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

Rektascension: 06h17m45s
Deklination: +22°20'38"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Pisces
Angular diameter: 11645.8"
Status: Moon illumination 76.8%

Observation tip: Moon illumination 76.8%; good for observing lunar surface detail

Rektascension: 23h16m47s
Deklination: -02°40'50"