September 1978 Événements célestes

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

Aperçu des événements célestes mensuels

23 événements célestes au total, dont 4 phases lunaires et 2 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

September 1978 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.2
Constellation: Virgo
Angular diameter: 5.6"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 10h43m02s
Déclinaison: +09°55'15"

Venus

Excellent
Magnitude apparente: -4.6
Constellation: Scorpius
Angular diameter: 30.1"
Status: near superior 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: 14h11m54s
Déclinaison: -17°29'24"

Mars

Excellent
Magnitude apparente: 1.6
Constellation: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

Ascension droite: 13h39m16s
Déclinaison: -10°17'35"

Jupiter

Excellent
Magnitude apparente: -1.9
Constellation: Leo
Angular diameter: 33.9"
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: 08h16m24s
Déclinaison: +20°01'17"

Saturn

Excellent
Magnitude apparente: 0.8
Constellation: Virgo
Angular diameter: 16.2"
Status: near eastern quadrature

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

Ascension droite: 10h34m26s
Déclinaison: +10°34'53"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Scorpius
Angular diameter: 3.7"
Status: near western quadrature

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

Ascension droite: 14h45m01s
Déclinaison: -15°35'18"

Neptune

Fair
Magnitude apparente: nan
Constellation: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Ascension droite: 16h58m15s
Déclinaison: -21°14'35"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aquarius
Angular diameter: 12784.8"
Status: Moon illumination 95.5%

Observation tip: Moon illumination 95.5%; good for observing lunar surface detail

Ascension droite: 21h55m00s
Déclinaison: -09°55'11"