December 2021 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

22 astronomskih dogodkov skupaj, vključno 4 lunine faze in 0 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 2021 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -0.9
Ozvezdje: Capricornus
Angular diameter: 4.8"
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: 18h08m44s
Deklinacija: -25°25'37"

Venus

Excellent
Navidezna magnituda: -4.9
Ozvezdje: Capricornus
Angular diameter: 48.7"
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: 19h53m15s
Deklinacija: -21°58'43"

Mars

Excellent
Navidezna magnituda: 1.6
Ozvezdje: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Rektascenzija: 15h55m56s
Deklinacija: -20°19'57"

Jupiter

Excellent
Navidezna magnituda: -2.2
Ozvezdje: Pisces
Angular diameter: 36.9"
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: 22h00m06s
Deklinacija: -13°18'29"

Saturn

Excellent
Navidezna magnituda: 0.7
Ozvezdje: Aquarius
Angular diameter: 15.7"
Status: near western quadrature

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

Rektascenzija: 20h51m25s
Deklinacija: -18°28'44"

Uranus

Fair
Navidezna magnituda: 5.7
Ozvezdje: Taurus
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascenzija: 02h36m04s
Deklinacija: +14°49'59"

Neptune

Fair
Navidezna magnituda: 7.8
Ozvezdje: Pisces
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascenzija: 23h26m43s
Deklinacija: -04°49'57"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Taurus
Angular diameter: 11549.2"
Status: Moon illumination 85.2%

Observation tip: Moon illumination 85.2%; good for observing lunar surface detail

Rektascenzija: 02h24m59s
Deklinacija: +12°07'45"