July 1917 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

24 astronomskih dogodkov skupaj, vključno 4 lunine faze in 3 planetarni dogodki.

Dnevni nebesni dogodki

Vsi časi so v lokalnem času (Asia/Shanghai)

Group Datum Sončni vzhod/zahod Lunin vzhod/zahod Lunina faza Nebeske pojave

Planetary outlook

July 1917 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -1.9
Ozvezdje: Cancer
Angular diameter: 5.0"
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

Rektascenzija: 07h47m32s
Deklinacija: +22°49'49"

Venus

Excellent
Navidezna magnituda: -3.9
Ozvezdje: Leo
Angular diameter: 10.7"
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

Rektascenzija: 09h04m47s
Deklinacija: +18°20'32"

Mars

Excellent
Navidezna magnituda: 1.5
Ozvezdje: Gemini
Angular diameter: 4.1"
Status: near eastern quadrature

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

Rektascenzija: 05h21m02s
Deklinacija: +23°23'54"

Jupiter

Excellent
Navidezna magnituda: -2.1
Ozvezdje: Gemini
Angular diameter: 35.1"
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

Rektascenzija: 04h04m34s
Deklinacija: +19°57'25"

Saturn

Excellent
Navidezna magnituda: 0.3
Ozvezdje: Leo
Angular diameter: 16.5"
Status: near western quadrature

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

Rektascenzija: 08h19m40s
Deklinacija: +20°00'34"

Uranus

Fair
Navidezna magnituda: 5.8
Ozvezdje: Aquarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektascenzija: 21h42m00s
Deklinacija: -14°35'43"

Neptune

Fair
Navidezna magnituda: 8.0
Ozvezdje: Leo
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascenzija: 08h25m36s
Deklinacija: +19°03'02"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Gemini
Angular diameter: 11930.5"
Status: Moon illumination 16.0%

Observation tip: Moon illumination 16.0%; good for observing lunar surface detail

Rektascenzija: 04h09m26s
Deklinacija: +24°10'20"