February 1921 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

18 astronomskih dogodkov skupaj, vključno 3 lunine faze in 4 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

February 1921 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -0.6
Ozvezdje: Pisces
Angular diameter: 7.0"
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: 22h59m13s
Deklinacija: -05°30'26"

Venus

Excellent
Navidezna magnituda: -4.6
Ozvezdje: Aries
Angular diameter: 25.3"
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: 00h43m02s
Deklinacija: +06°30'47"

Mars

Excellent
Navidezna magnituda: 1.3
Ozvezdje: Aries
Angular diameter: 4.4"
Status: near western quadrature

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

Rektascenzija: 00h05m46s
Deklinacija: +00°04'30"

Jupiter

Excellent
Navidezna magnituda: -2.5
Ozvezdje: Virgo
Angular diameter: 44.0"
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: 11h11m35s
Deklinacija: +06°43'33"

Saturn

Excellent
Navidezna magnituda: 0.7
Ozvezdje: Virgo
Angular diameter: 19.5"
Status: near eastern quadrature

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

Rektascenzija: 11h39m11s
Deklinacija: +04°46'36"

Uranus

Fair
Navidezna magnituda: 6.0
Ozvezdje: Pisces
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascenzija: 22h28m42s
Deklinacija: -10°20'01"

Neptune

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

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

Rektascenzija: 08h57m56s
Deklinacija: +17°14'40"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Taurus
Angular diameter: 12219.6"
Status: Moon illumination 41.6%

Observation tip: Moon illumination 41.6%; good for observing lunar surface detail

Rektascenzija: 02h55m52s
Deklinacija: +15°13'26"