December 1978 வான் நிகழ்வுகள்

Observer Location:Beijing (39.904°, 116.407°)

கோள்களின் கண்ணோட்டம்

24 sky events total, including 4 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 1978 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.4
நட்சத்திர மண்டலம்: Sagittarius
Angular diameter: 8.5"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 16h16m01s
விலக்கம்: -18°23'30"

Venus

Excellent
Apparent magnitude: -4.9
நட்சத்திர மண்டலம்: Scorpius
Angular diameter: 39.7"
Status: near greatest eastern elongation

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: 14h42m26s
விலக்கம்: -12°51'16"

Mars

Excellent
Apparent magnitude: 1.2
நட்சத்திர மண்டலம்: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

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

Right ascension: 18h07m31s
விலக்கம்: -24°15'29"

Jupiter

Excellent
Apparent magnitude: -2.5
நட்சத்திர மண்டலம்: Leo
Angular diameter: 43.5"
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: 08h44m06s
விலக்கம்: +18°39'44"

Saturn

Excellent
Apparent magnitude: 0.7
நட்சத்திர மண்டலம்: Virgo
Angular diameter: 18.3"
Status: near eastern quadrature

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

Right ascension: 11h03m14s
விலக்கம்: +07°59'35"

Uranus

Fair
Apparent magnitude: 5.6
நட்சத்திர மண்டலம்: Scorpius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Right ascension: 15h05m56s
விலக்கம்: -17°06'23"

Neptune

Fair
Apparent magnitude: 8.0
நட்சத்திர மண்டலம்: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 17h09m13s
விலக்கம்: -21°32'28"

Moon

Excellent
Apparent magnitude: -12.7
நட்சத்திர மண்டலம்: Gemini
Angular diameter: 11625.1"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

Right ascension: 05h51m47s
விலக்கம்: +18°27'36"