August 1978 Événements célestes

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

Aperçu des événements célestes mensuels

25 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 1978 mid-month observing conditions

Mercury

Fair
Magnitude apparente: 4.2
Constellation: Leo
Angular diameter: 11.1"
Status: near superior conjunction

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

Ascension droite: 09h56m46s
Déclinaison: +07°23'56"

Venus

Excellent
Magnitude apparente: -4.3
Constellation: Libra
Angular diameter: 20.9"
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

Ascension droite: 12h25m31s
Déclinaison: -03°33'50"

Mars

Excellent
Magnitude apparente: 1.6
Constellation: Libra
Angular diameter: 4.4"
Status: near western quadrature

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

Ascension droite: 12h24m58s
Déclinaison: -02°17'07"

Jupiter

Excellent
Magnitude apparente: -1.9
Constellation: Cancer
Angular diameter: 32.3"
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: 07h50m45s
Déclinaison: +21°12'36"

Saturn

Excellent
Magnitude apparente: 0.7
Constellation: Virgo
Angular diameter: 16.2"
Status: near western quadrature

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

Ascension droite: 10h19m33s
Déclinaison: +11°58'29"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Scorpius
Angular diameter: 3.8"
Status: near western quadrature

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

Ascension droite: 14h40m58s
Déclinaison: -15°15'57"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Sagittarius
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 16h58m05s
Déclinaison: -21°12'38"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Capricornus
Angular diameter: 12802.4"
Status: Moon illumination 83.3%

Observation tip: Moon illumination 83.3%; good for observing lunar surface detail

Ascension droite: 18h15m19s
Déclinaison: -18°13'58"