August 1998 Événements célestes

Lieu d'observation:Beijing (39.904°, 116.407°)

Aperçu des événements célestes mensuels

22 événements célestes au total, dont 4 phases lunaires et 3 événements planétaires.

Événements célestes quotidiens

Toutes les heures en heure locale (Asia/Shanghai)

Group Date Lever/Coucher du soleil Lever/Coucher de la lune Phase lunaire Événements célestes

Planetary outlook

August 1998 mid-month observing conditions

Mercury

Fair
Magnitude apparente: 5.2
Constellation: Leo
Angular diameter: 10.9"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 09h24m33s
Déclinaison: +10°25'58"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Leo
Angular diameter: 10.5"
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

Ascension droite: 08h17m18s
Déclinaison: +20°08'51"

Mars

Excellent
Magnitude apparente: 1.7
Constellation: Cancer
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 07h53m46s
Déclinaison: +21°48'59"

Jupiter

Excellent
Magnitude apparente: -2.8
Constellation: Pisces
Angular diameter: 48.0"
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

Ascension droite: 23h50m39s
Déclinaison: -02°37'32"

Saturn

Excellent
Magnitude apparente: 0.3
Constellation: Taurus
Angular diameter: 18.6"
Status: near eastern quadrature

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

Ascension droite: 02h09m07s
Déclinaison: +10°17'44"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Aquarius
Angular diameter: 3.7"
Status: near western quadrature

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

Ascension droite: 20h51m46s
Déclinaison: -18°18'49"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 20h09m12s
Déclinaison: -19°46'18"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Taurus
Angular diameter: 12524.9"
Status: Moon illumination 48.1%

Observation tip: Moon illumination 48.1%; good for observing lunar surface detail

Ascension droite: 03h32m55s
Déclinaison: +13°45'23"