December 1909 வான் நிகழ்வுகள்

Observer Location:Beijing (39.904°, 116.407°)

கோள்களின் கண்ணோட்டம்

23 sky events total, including 4 moon phases and 2 planetary events.

வான நிகழ்வுகள்

All times are in local time (Asia/Shanghai)

Group தேதி Sunrise/Sunset Moonrise/Moonset Moon Phase வான் நிகழ்வுகள்

Planetary outlook

December 1909 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.9
நட்சத்திர மண்டலம்: 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

Right ascension: 17h55m11s
விலக்கம்: -25°18'26"

Venus

Excellent
Apparent magnitude: -4.7
நட்சத்திர மண்டலம்: 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

Right ascension: 20h48m22s
விலக்கம்: -19°59'09"

Mars

Excellent
Apparent magnitude: -0.4
நட்சத்திர மண்டலம்: 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

Right ascension: 00h34m43s
விலக்கம்: +03°45'44"

Jupiter

Excellent
Apparent magnitude: -1.9
நட்சத்திர மண்டலம்: 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

Right ascension: 12h44m01s
விலக்கம்: -03°23'08"

Saturn

Excellent
Apparent magnitude: 0.5
நட்சத்திர மண்டலம்: 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

Right ascension: 01h04m27s
விலக்கம்: +04°02'03"

Uranus

Fair
Apparent magnitude: 5.9
நட்சத்திர மண்டலம்: Capricornus
Angular diameter: 3.4"
Status: near western quadrature

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

Right ascension: 19h24m49s
விலக்கம்: -22°28'22"

Neptune

Fair
Apparent magnitude: 7.8
நட்சத்திர மண்டலம்: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 07h20m16s
விலக்கம்: +21°26'47"

Moon

Excellent
Apparent magnitude: -12.7
நட்சத்திர மண்டலம்: Capricornus
Angular diameter: 12064.7"
Status: Moon illumination 5.0%

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

Right ascension: 19h20m23s
விலக்கம்: -25°37'53"