December 1981 Nebeske pojave

Lokacija promatrača:Beijing (39.904°, 116.407°)

Pregled mjesečnih nebeskih događaja

22 astronomskih događaja ukupno, uključujući 4 faze Mjeseca i 2 planetarne događaje.

Dnevni nebeskih događaji

Sva vremena su u lokalnom vremenu (Asia/Shanghai)

Group Datum Izlazak/Zalazak Sunca Izlazak/Zalazak Mjeseca Faza Mjeseca Nebeske pojave

Planetary outlook

December 1981 mid-month observing conditions

Mercury

Excellent
Prividni sjaj: -1.1
Zviježđe: Sagittarius
Angular diameter: 4.7"
Status: near greatest western elongation

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

Rektascenzija: 17h39m34s
Deklinacija: -24°52'43"

Venus

Excellent
Prividni sjaj: -4.9
Zviježđe: Aquarius
Angular diameter: 39.8"
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

Rektascenzija: 20h26m10s
Deklinacija: -20°51'29"

Mars

Excellent
Prividni sjaj: 1.0
Zviježđe: Libra
Angular diameter: 6.4"
Status: near eastern quadrature

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

Rektascenzija: 12h01m36s
Deklinacija: +02°07'14"

Jupiter

Excellent
Prividni sjaj: -1.8
Zviježđe: Scorpius
Angular diameter: 32.7"
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

Rektascenzija: 14h06m02s
Deklinacija: -11°33'28"

Saturn

Excellent
Prividni sjaj: 0.8
Zviježđe: Libra
Angular diameter: 16.5"
Status: near eastern quadrature

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

Rektascenzija: 13h18m43s
Deklinacija: -05°45'52"

Uranus

Fair
Prividni sjaj: 5.7
Zviježđe: Scorpius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascenzija: 15h58m41s
Deklinacija: -20°20'40"

Neptune

Fair
Prividni sjaj: 8.0
Zviježđe: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascenzija: 17h36m18s
Deklinacija: -22°04'20"

Moon

Excellent
Prividni sjaj: -12.7
Zviježđe: Leo
Angular diameter: 12545.2"
Status: Moon illumination 82.2%

Observation tip: Moon illumination 82.2%; good for observing lunar surface detail

Rektascenzija: 09h04m01s
Deklinacija: +18°39'22"