December 2007 வான் நிகழ்வுகள்

Observer Location:Beijing (39.904°, 116.407°)

கோள்களின் கண்ணோட்டம்

27 sky events total, including 5 moon phases and 3 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 2007 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.3
நட்சத்திர மண்டலம்: Sagittarius
Angular diameter: 4.6"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 17h21m06s
விலக்கம்: -24°15'35"

Venus

Excellent
Apparent magnitude: -4.1
நட்சத்திர மண்டலம்: Scorpius
Angular diameter: 16.1"
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

Right ascension: 14h37m41s
விலக்கம்: -12°58'04"

Mars

Excellent
Apparent magnitude: -1.6
நட்சத்திர மண்டலம்: Cancer
Angular diameter: 15.8"
Status: near eastern quadrature

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

Right ascension: 06h28m41s
விலக்கம்: +26°18'24"

Jupiter

Excellent
Apparent magnitude: -1.8
நட்சத்திர மண்டலம்: Sagittarius
Angular diameter: 31.6"
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

Right ascension: 17h56m10s
விலக்கம்: -23°14'31"

Saturn

Excellent
Apparent magnitude: 0.6
நட்சத்திர மண்டலம்: Virgo
Angular diameter: 18.5"
Status: near eastern quadrature

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

Right ascension: 10h43m09s
விலக்கம்: +09°51'36"

Uranus

Fair
Apparent magnitude: 5.9
நட்சத்திர மண்டலம்: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Right ascension: 23h05m46s
விலக்கம்: -06°38'02"

Neptune

Fair
Apparent magnitude: 7.8
நட்சத்திர மண்டலம்: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 21h29m11s
விலக்கம்: -15°09'12"

Moon

Excellent
Apparent magnitude: -12.7
நட்சத்திர மண்டலம்: Aquarius
Angular diameter: 12036.6"
Status: Moon illumination 25.2%

Observation tip: Moon illumination 25.2%; good for observing lunar surface detail

Right ascension: 21h41m30s
விலக்கம்: -14°30'38"