February 1988 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

19 astronominių įvykių iš viso, įskaitant 4 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 1988 mid-month observing conditions

Mercury

Good
Regimasis ryškis: 3.4
Žvaigždynas: Aquarius
Angular diameter: 10.4"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 21h14m32s
Deklinacija: -12°12'08"

Venus

Excellent
Regimasis ryškis: -4.1
Žvaigždynas: Aries
Angular diameter: 15.7"
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: 00h24m05s
Deklinacija: +02°19'51"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Sagittarius
Angular diameter: 5.3"
Status: near eastern quadrature

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

Rektascensija: 17h38m12s
Deklinacija: -23°23'55"

Jupiter

Excellent
Regimasis ryškis: -2.2
Žvaigždynas: Aries
Angular diameter: 36.6"
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: 01h36m41s
Deklinacija: +08°54'01"

Saturn

Excellent
Regimasis ryškis: 0.5
Žvaigždynas: Capricornus
Angular diameter: 15.7"
Status: near eastern quadrature

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

Rektascensija: 18h00m21s
Deklinacija: -22°19'46"

Uranus

Fair
Regimasis ryškis: 5.7
Žvaigždynas: Sagittarius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascensija: 17h59m59s
Deklinacija: -23°37'12"

Neptune

Fair
Regimasis ryškis: 7.9
Žvaigždynas: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascensija: 18h40m22s
Deklinacija: -22°09'22"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Capricornus
Angular diameter: 12840.1"
Status: Moon illumination 10.6%

Observation tip: Moon illumination 10.6%; good for observing lunar surface detail

Rektascensija: 19h20m20s
Deklinacija: -26°57'35"