July 1989 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

26 himlahändelser totalt, inklusive 4 månfaser och 3 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

July 1989 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.9
Stjärnbild: Cancer
Angular diameter: 5.1"
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: 07h20m55s
Deklination: +23°21'46"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Leo
Angular diameter: 11.4"
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: 09h28m01s
Deklination: +16°39'49"

Mars

Excellent
Skenbar magnitud: 1.8
Stjärnbild: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascension: 09h22m08s
Deklination: +16°39'16"

Jupiter

Excellent
Skenbar magnitud: -2.0
Stjärnbild: Gemini
Angular diameter: 32.9"
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: 05h45m15s
Deklination: +23°02'31"

Saturn

Excellent
Skenbar magnitud: 0.1
Stjärnbild: Capricornus
Angular diameter: 18.4"
Status: near western quadrature

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

Rektascension: 18h42m04s
Deklination: -22°29'14"

Uranus

Fair
Skenbar magnitud: 5.6
Stjärnbild: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascension: 18h11m07s
Deklination: -23°41'25"

Neptune

Fair
Skenbar magnitud: 7.8
Stjärnbild: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 18h46m08s
Deklination: -22°05'00"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Sagittarius
Angular diameter: 11800.6"
Status: Moon illumination 85.0%

Observation tip: Moon illumination 85.0%; good for observing lunar surface detail

Rektascension: 16h16m55s
Deklination: -26°30'30"