June 1991 Événements célestes

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

Aperçu des événements célestes mensuels

26 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

June 1991 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -2.1
Constellation: Gemini
Angular diameter: 5.1"
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: 05h19m19s
Déclinaison: +23°45'58"

Venus

Excellent
Magnitude apparente: -4.4
Constellation: Leo
Angular diameter: 23.9"
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: 08h47m08s
Déclinaison: +20°05'25"

Mars

Excellent
Magnitude apparente: 1.7
Constellation: Leo
Angular diameter: 4.3"
Status: near western quadrature

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

Ascension droite: 08h57m27s
Déclinaison: +18°37'27"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Leo
Angular diameter: 33.1"
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

Ascension droite: 08h56m06s
Déclinaison: +18°04'51"

Saturn

Excellent
Magnitude apparente: 0.4
Constellation: Aquarius
Angular diameter: 18.1"
Status: near eastern quadrature

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

Ascension droite: 20h34m41s
Déclinaison: -19°07'09"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Capricornus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 18h54m52s
Déclinaison: -23°13'12"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascension droite: 19h08m55s
Déclinaison: -21°40'31"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Leo
Angular diameter: 12874.1"
Status: Moon illumination 9.2%

Observation tip: Moon illumination 9.2%; good for observing lunar surface detail

Ascension droite: 08h02m22s
Déclinaison: +19°34'21"