December 1986 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

26 celkem nebeských úkazů, včetně 5 fáze Měsíce a 3 planetární jevy.

Denní nebeské úkazy

Všechny časy jsou v místním čase (Asia/Shanghai)

Group Datum Východ/západ Slunce Východ/západ Měsíce Fáze Měsíce Astronomické jevy

Planetary outlook

December 1986 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -0.6
Souhvězdí: Sagittarius
Angular diameter: 5.2"
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

Rektascenze: 16h22m08s
Deklinace: -20°46'40"

Venus

Excellent
Zdánlivá magnituda: -4.9
Souhvězdí: Scorpius
Angular diameter: 38.2"
Status: near greatest eastern elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascenze: 14h38m26s
Deklinace: -12°31'27"

Mars

Excellent
Zdánlivá magnituda: 0.3
Souhvězdí: Pisces
Angular diameter: 7.7"
Status: near western quadrature

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

Rektascenze: 22h58m24s
Deklinace: -07°30'43"

Jupiter

Excellent
Zdánlivá magnituda: -2.3
Souhvězdí: Pisces
Angular diameter: 39.5"
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

Rektascenze: 23h07m21s
Deklinace: -07°00'16"

Saturn

Excellent
Zdánlivá magnituda: 0.5
Souhvězdí: Sagittarius
Angular diameter: 15.1"
Status: near eastern quadrature

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

Rektascenze: 16h48m53s
Deklinace: -20°56'16"

Uranus

Fair
Zdánlivá magnituda: 5.8
Souhvězdí: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenze: 17h27m37s
Deklinace: -23°20'42"

Neptune

Fair
Zdánlivá magnituda: 7.9
Souhvězdí: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascenze: 18h21m49s
Deklinace: -22°20'01"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Gemini
Angular diameter: 11488.7"
Status: Moon illumination 98.4%

Observation tip: Moon illumination 98.4%; good for observing lunar surface detail

Rektascenze: 04h24m53s
Deklinace: +25°32'41"