August 2017 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

21 himlahändelser totalt, inklusive 4 månfaser och 1 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

August 2017 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 1.5
Stjärnbild: Virgo
Angular diameter: 10.1"
Status: near superior conjunction

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

Rektascension: 10h45m10s
Deklination: +03°20'53"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Cancer
Angular diameter: 13.5"
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

Rektascension: 07h12m12s
Deklination: +21°33'36"

Mars

Excellent
Skenbar magnitud: 1.7
Stjärnbild: Leo
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascension: 09h16m42s
Deklination: +17°01'04"

Jupiter

Excellent
Skenbar magnitud: -1.8
Stjärnbild: Libra
Angular diameter: 33.2"
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

Rektascension: 13h12m07s
Deklination: -06°24'30"

Saturn

Excellent
Skenbar magnitud: 0.3
Stjärnbild: Sagittarius
Angular diameter: 17.4"
Status: near western quadrature

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

Rektascension: 17h22m20s
Deklination: -21°56'22"

Uranus

Fair
Skenbar magnitud: 5.8
Stjärnbild: Aries
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 01h46m39s
Deklination: +10°22'41"

Neptune

Fair
Skenbar magnitud: 7.7
Stjärnbild: Pisces
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascension: 23h00m19s
Deklination: -07°22'45"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Taurus
Angular diameter: 12524.3"
Status: Moon illumination 50.7%

Observation tip: Moon illumination 50.7%; good for observing lunar surface detail

Rektascension: 03h22m39s
Deklination: +13°04'38"