February 1940 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

19 astronominių įvykių iš viso, įskaitant 3 Mėnulio fazes ir 1 planetinius įvykius.

Dienos dangaus reiškiniai

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Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

February 1940 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.3
Žvaigždynas: Pisces
Angular diameter: 5.4"
Status: near greatest western elongation

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

Rektascensija: 22h33m39s
Deklinacija: -10°19'53"

Venus

Excellent
Regimasis ryškis: -4.1
Žvaigždynas: Aries
Angular diameter: 14.4"
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

Rektascensija: 00h13m00s
Deklinacija: +00°48'39"

Mars

Excellent
Regimasis ryškis: 1.0
Žvaigždynas: Aries
Angular diameter: 5.6"
Status: near western quadrature

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

Rektascensija: 01h45m36s
Deklinacija: +11°23'22"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Aries
Angular diameter: 35.1"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Rektascensija: 00h33m49s
Deklinacija: +02°24'16"

Saturn

Excellent
Regimasis ryškis: 0.5
Žvaigždynas: Aries
Angular diameter: 17.1"
Status: near western quadrature

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

Rektascensija: 01h41m51s
Deklinacija: +08°02'42"

Uranus

Fair
Regimasis ryškis: 5.8
Žvaigždynas: Taurus
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascensija: 03h03m03s
Deklinacija: +16°57'03"

Neptune

Fair
Regimasis ryškis: 7.9
Žvaigždynas: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascensija: 11h43m15s
Deklinacija: +03°09'58"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Taurus
Angular diameter: 11663.9"
Status: Moon illumination 35.2%

Observation tip: Moon illumination 35.2%; good for observing lunar surface detail

Rektascensija: 02h23m24s
Deklinacija: +12°44'12"