December 2004 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

23 astronomskih dogodkov skupaj, vključno 4 lunine faze in 2 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 2004 mid-month observing conditions

Mercury

Good
Navidezna magnituda: 2.1
Ozvezdje: Sagittarius
Angular diameter: 9.5"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascenzija: 16h47m18s
Deklinacija: -19°42'16"

Venus

Excellent
Navidezna magnituda: -3.9
Ozvezdje: Scorpius
Angular diameter: 11.3"
Status: near inferior 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: 15h43m40s
Deklinacija: -18°21'29"

Mars

Excellent
Navidezna magnituda: 1.6
Ozvezdje: Scorpius
Angular diameter: 4.0"
Status: near eastern quadrature

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

Rektascenzija: 15h21m35s
Deklinacija: -18°07'59"

Jupiter

Excellent
Navidezna magnituda: -1.9
Ozvezdje: Libra
Angular diameter: 34.3"
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: 12h58m20s
Deklinacija: -04°53'44"

Saturn

Excellent
Navidezna magnituda: -0.2
Ozvezdje: Cancer
Angular diameter: 20.2"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascenzija: 07h52m32s
Deklinacija: +20°52'47"

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: 22h22m10s
Deklinacija: -10°59'03"

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: 21h03m18s
Deklinacija: -16°54'14"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Aquarius
Angular diameter: 12852.9"
Status: Moon illumination 12.8%

Observation tip: Moon illumination 12.8%; good for observing lunar surface detail

Rektascenzija: 20h34m15s
Deklinacija: -23°58'45"