February 2017 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

18 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 0 planetinius įvykius.

Dienos dangaus reiškiniai

Visi laikai nurodyti vietos laiku (Asia/Shanghai)

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

Planetary outlook

February 2017 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.5
Žvaigždynas: Aquarius
Angular diameter: 5.0"
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: 20h58m38s
Deklinacija: -19°02'40"

Venus

Excellent
Regimasis ryškis: -4.9
Žvaigždynas: Aries
Angular diameter: 37.7"
Status: near superior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascensija: 00h22m17s
Deklinacija: +06°42'59"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Aries
Angular diameter: 4.8"
Status: near western quadrature

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

Rektascensija: 00h48m48s
Deklinacija: +05°03'10"

Jupiter

Excellent
Regimasis ryškis: -2.2
Žvaigždynas: Libra
Angular diameter: 40.7"
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

Rektascensija: 13h27m22s
Deklinacija: -07°35'16"

Saturn

Excellent
Regimasis ryškis: 0.5
Žvaigždynas: Sagittarius
Angular diameter: 15.8"
Status: near eastern quadrature

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

Rektascensija: 17h41m48s
Deklinacija: -22°04'28"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Aries
Angular diameter: 3.4"
Status: near western quadrature

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

Rektascensija: 01h20m22s
Deklinacija: +07°50'49"

Neptune

Fair
Regimasis ryškis: 7.8
Žvaigždynas: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascensija: 22h51m41s
Deklinacija: -08°10'17"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Libra
Angular diameter: 11770.5"
Status: Moon illumination 83.6%

Observation tip: Moon illumination 83.6%; good for observing lunar surface detail

Rektascensija: 12h58m04s
Deklinacija: -02°26'34"