December 1909 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 1909 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -0.9
Ozvezdje: Sagittarius
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: 17h55m11s
Deklinacija: -25°18'26"

Venus

Excellent
Navidezna magnituda: -4.7
Ozvezdje: Aquarius
Angular diameter: 28.8"
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: 20h48m22s
Deklinacija: -19°59'09"

Mars

Excellent
Navidezna magnituda: -0.4
Ozvezdje: Aries
Angular diameter: 11.1"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascenzija: 00h34m43s
Deklinacija: +03°45'44"

Jupiter

Excellent
Navidezna magnituda: -1.9
Ozvezdje: Libra
Angular diameter: 34.7"
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: 12h44m01s
Deklinacija: -03°23'08"

Saturn

Excellent
Navidezna magnituda: 0.5
Ozvezdje: Aries
Angular diameter: 18.7"
Status: near western quadrature

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

Rektascenzija: 01h04m27s
Deklinacija: +04°02'03"

Uranus

Fair
Navidezna magnituda: 5.9
Ozvezdje: Capricornus
Angular diameter: 3.4"
Status: near western quadrature

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

Rektascenzija: 19h24m49s
Deklinacija: -22°28'22"

Neptune

Fair
Navidezna magnituda: 7.8
Ozvezdje: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascenzija: 07h20m16s
Deklinacija: +21°26'47"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Capricornus
Angular diameter: 12064.7"
Status: Moon illumination 5.0%

Observation tip: Moon illumination 5.0%; good for observing lunar surface detail

Rektascenzija: 19h20m23s
Deklinacija: -25°37'53"