December 1984 Nebeske pojave

Lokacija promatrača:Beijing (39.904°, 116.407°)

Pregled mjesečnih nebeskih događaja

24 astronomskih događaja ukupno, uključujući 4 faze Mjeseca i 3 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 1984 mid-month observing conditions

Mercury

Fair
Prividni sjaj: 5.9
Zviježđe: Sagittarius
Angular diameter: 9.9"
Status: near greatest eastern elongation

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

Rektascenzija: 17h26m41s
Deklinacija: -21°17'25"

Venus

Excellent
Prividni sjaj: -4.2
Zviježđe: Aquarius
Angular diameter: 17.3"
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

Rektascenzija: 20h39m24s
Deklinacija: -20°41'57"

Mars

Excellent
Prividni sjaj: 0.8
Zviježđe: Aquarius
Angular diameter: 5.8"
Status: near western quadrature

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

Rektascenzija: 21h39m41s
Deklinacija: -15°17'02"

Jupiter

Excellent
Prividni sjaj: -1.9
Zviježđe: Capricornus
Angular diameter: 32.6"
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

Rektascenzija: 19h16m20s
Deklinacija: -22°30'44"

Saturn

Excellent
Prividni sjaj: 0.6
Zviježđe: Scorpius
Angular diameter: 15.5"
Status: near eastern quadrature

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

Rektascenzija: 15h24m30s
Deklinacija: -16°32'17"

Uranus

Fair
Prividni sjaj: 5.7
Zviježđe: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenzija: 16h52m07s
Deklinacija: -22°31'29"

Neptune

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

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

Rektascenzija: 18h03m38s
Deklinacija: -22°19'29"

Moon

Excellent
Prividni sjaj: -12.7
Zviježđe: Virgo
Angular diameter: 12504.4"
Status: Moon illumination 57.4%

Observation tip: Moon illumination 57.4%; good for observing lunar surface detail

Rektascenzija: 11h11m50s
Deklinacija: +10°35'06"