February 1998 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

21 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 2 planetinius įvykius.

Dienos dangaus reiškiniai

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

Planetary outlook

February 1998 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.1
Žvaigždynas: Aquarius
Angular diameter: 4.8"
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

Rektascensija: 21h33m52s
Deklinacija: -16°41'05"

Venus

Excellent
Regimasis ryškis: -4.9
Žvaigždynas: Capricornus
Angular diameter: 44.0"
Status: near greatest eastern 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: 19h22m49s
Deklinacija: -15°34'16"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Pisces
Angular diameter: 4.1"
Status: near western quadrature

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

Rektascensija: 23h10m34s
Deklinacija: -06°13'41"

Jupiter

Excellent
Regimasis ryškis: -2.0
Žvaigždynas: Pisces
Angular diameter: 32.9"
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: 22h19m13s
Deklinacija: -11°23'35"

Saturn

Excellent
Regimasis ryškis: 0.7
Žvaigždynas: Aries
Angular diameter: 16.7"
Status: near western quadrature

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

Rektascensija: 01h04m59s
Deklinacija: +04°23'24"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Aquarius
Angular diameter: 3.4"
Status: near eastern quadrature

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

Rektascensija: 20h49m14s
Deklinacija: -18°24'05"

Neptune

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

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

Rektascensija: 20h10m57s
Deklinacija: -19°40'09"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Libra
Angular diameter: 11479.5"
Status: Moon illumination 88.8%

Observation tip: Moon illumination 88.8%; good for observing lunar surface detail

Rektascensija: 12h22m54s
Deklinacija: -00°03'34"