January 1917 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

25 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 4 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

January 1917 mid-month observing conditions

Mercury

Good
Regimasis ryškis: 2.5
Žvaigždynas: Aquarius
Angular diameter: 9.5"
Status: near superior conjunction

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

Rektascensija: 20h21m09s
Deklinacija: -17°14'45"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Sagittarius
Angular diameter: 11.2"
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

Rektascensija: 17h57m34s
Deklinacija: -22°50'56"

Mars

Excellent
Regimasis ryškis: 1.1
Žvaigždynas: Aquarius
Angular diameter: 4.0"
Status: near western quadrature

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

Rektascensija: 20h27m34s
Deklinacija: -20°15'04"

Jupiter

Excellent
Regimasis ryškis: -2.4
Žvaigždynas: Aries
Angular diameter: 40.8"
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: 01h40m01s
Deklinacija: +09°07'12"

Saturn

Excellent
Regimasis ryškis: -0.3
Žvaigždynas: Cancer
Angular diameter: 20.6"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascensija: 07h57m55s
Deklinacija: +20°53'21"

Uranus

Fair
Regimasis ryškis: 6.0
Žvaigždynas: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascensija: 21h23m44s
Deklinacija: -15°59'58"

Neptune

Fair
Regimasis ryškis: 7.8
Žvaigždynas: Leo
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascensija: 08h24m03s
Deklinacija: +19°05'25"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Libra
Angular diameter: 11728.1"
Status: Moon illumination 64.8%

Observation tip: Moon illumination 64.8%; good for observing lunar surface detail

Rektascensija: 12h17m55s
Deklinacija: -07°34'24"