September 1989 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

26 himlahändelser totalt, inklusive 4 månfaser och 2 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

September 1989 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 1.3
Stjärnbild: Libra
Angular diameter: 9.7"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 12h30m22s
Deklination: -07°44'50"

Venus

Excellent
Skenbar magnitud: -4.1
Stjärnbild: Scorpius
Angular diameter: 15.5"
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: 14h01m35s
Deklination: -13°14'45"

Mars

Excellent
Skenbar magnitud: 1.7
Stjärnbild: Virgo
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascension: 11h50m28s
Deklination: +01°59'13"

Jupiter

Excellent
Skenbar magnitud: -2.2
Stjärnbild: Cancer
Angular diameter: 37.2"
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: 06h34m13s
Deklination: +22°54'59"

Saturn

Excellent
Skenbar magnitud: 0.4
Stjärnbild: Capricornus
Angular diameter: 17.1"
Status: near western quadrature

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

Rektascension: 18h31m44s
Deklination: -22°45'52"

Uranus

Fair
Skenbar magnitud: 5.7
Stjärnbild: Capricornus
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascension: 18h05m53s
Deklination: -23°42'23"

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: 18h41m35s
Deklination: -22°11'40"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Pisces
Angular diameter: 12871.3"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

Rektascension: 23h02m57s
Deklination: -04°11'46"