July 2017 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

24 astronominių įvykių iš viso, įskaitant 5 Mėnulio fazes ir 2 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

July 2017 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.2
Žvaigždynas: Leo
Angular diameter: 6.1"
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: 09h12m06s
Deklinacija: +17°22'47"

Venus

Excellent
Regimasis ryškis: -4.1
Žvaigždynas: Gemini
Angular diameter: 16.3"
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: 04h39m26s
Deklinacija: +19°48'21"

Mars

Excellent
Regimasis ryškis: 1.6
Žvaigždynas: Cancer
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascensija: 07h54m40s
Deklinacija: +21°54'30"

Jupiter

Excellent
Regimasis ryškis: -1.9
Žvaigždynas: Libra
Angular diameter: 35.9"
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: 12h57m13s
Deklinacija: -04°45'36"

Saturn

Excellent
Regimasis ryškis: 0.2
Žvaigždynas: Sagittarius
Angular diameter: 18.1"
Status: near western quadrature

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

Rektascensija: 17h27m33s
Deklinacija: -21°55'32"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Aries
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascensija: 01h46m17s
Deklinacija: +10°21'19"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascensija: 23h02m39s
Deklinacija: -07°07'18"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Aries
Angular diameter: 12135.7"
Status: Moon illumination 69.3%

Observation tip: Moon illumination 69.3%; good for observing lunar surface detail

Rektascensija: 00h05m06s
Deklinacija: -02°45'37"