April 1939 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

19 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

April 1939 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 1.9
Stjärnbild: Aries
Angular diameter: 10.7"
Status: near greatest eastern elongation

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

Rektascension: 00h21m34s
Deklination: +02°07'07"

Venus

Excellent
Skenbar magnitud: -4.0
Stjärnbild: Pisces
Angular diameter: 13.7"
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: 23h15m18s
Deklination: -06°05'20"

Mars

Excellent
Skenbar magnitud: -0.1
Stjärnbild: Capricornus
Angular diameter: 9.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascension: 18h57m39s
Deklination: -23°28'18"

Jupiter

Excellent
Skenbar magnitud: -2.1
Stjärnbild: Pisces
Angular diameter: 33.9"
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: 23h40m58s
Deklination: -03°11'37"

Saturn

Excellent
Skenbar magnitud: 0.6
Stjärnbild: Aries
Angular diameter: 16.0"
Status: near eastern quadrature

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

Rektascension: 01h22m32s
Deklination: +06°16'14"

Uranus

Fair
Skenbar magnitud: 5.9
Stjärnbild: Taurus
Angular diameter: 3.4"
Status: near western quadrature

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

Rektascension: 02h56m18s
Deklination: +16°26'48"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Virgo
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 11h29m16s
Deklination: +04°37'24"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Pisces
Angular diameter: 11542.2"
Status: Moon illumination 20.6%

Observation tip: Moon illumination 20.6%; good for observing lunar surface detail

Rektascension: 22h03m12s
Deklination: -06°44'24"