December 2008 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

24 astronomskih dogodkov skupaj, vključno 4 lunine faze in 1 planetarni dogodki.

Dnevni nebesni dogodki

Vsi časi so v lokalnem času (Asia/Shanghai)

Group Datum Sončni vzhod/zahod Lunin vzhod/zahod Lunina faza Nebeske pojave

Planetary outlook

December 2008 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -0.8
Ozvezdje: Capricornus
Angular diameter: 4.9"
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: 18h17m51s
Deklinacija: -25°29'39"

Venus

Excellent
Navidezna magnituda: -4.2
Ozvezdje: Aquarius
Angular diameter: 18.3"
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: 20h44m37s
Deklinacija: -20°23'20"

Mars

Excellent
Navidezna magnituda: 1.2
Ozvezdje: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascenzija: 17h19m56s
Deklinacija: -23°40'09"

Jupiter

Excellent
Navidezna magnituda: -2.0
Ozvezdje: Capricornus
Angular diameter: 33.2"
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: 19h48m32s
Deklinacija: -21°29'46"

Saturn

Excellent
Navidezna magnituda: 0.9
Ozvezdje: Virgo
Angular diameter: 17.9"
Status: near eastern quadrature

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

Rektascenzija: 11h31m55s
Deklinacija: +05°10'42"

Uranus

Fair
Navidezna magnituda: 5.9
Ozvezdje: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascenzija: 23h20m15s
Deklinacija: -05°06'26"

Neptune

Fair
Navidezna magnituda: 7.8
Ozvezdje: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascenzija: 21h37m50s
Deklinacija: -14°31'02"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Cancer
Angular diameter: 12894.2"
Status: Moon illumination 92.1%

Observation tip: Moon illumination 92.1%; good for observing lunar surface detail

Rektascenzija: 07h53m14s
Deklinacija: +22°10'23"