January 1981 வான் நிகழ்வுகள்

Observer Location:Beijing (39.904°, 116.407°)

கோள்களின் கண்ணோட்டம்

20 sky events total, including 4 moon phases and 0 planetary events.

வான நிகழ்வுகள்

All times are in local time (Asia/Shanghai)

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

Planetary outlook

January 1981 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.0
நட்சத்திர மண்டலம்: Aquarius
Angular diameter: 5.0"
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

Right ascension: 20h27m06s
விலக்கம்: -21°16'18"

Venus

Excellent
Apparent magnitude: -3.9
நட்சத்திர மண்டலம்: Capricornus
Angular diameter: 10.7"
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: 18h20m13s
விலக்கம்: -23°05'41"

Mars

Excellent
Apparent magnitude: 1.2
நட்சத்திர மண்டலம்: Aquarius
Angular diameter: 4.1"
Status: near western quadrature

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

Right ascension: 20h58m33s
விலக்கம்: -18°18'13"

Jupiter

Excellent
Apparent magnitude: -2.1
நட்சத்திர மண்டலம்: Libra
Angular diameter: 38.5"
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: 12h39m46s
விலக்கம்: -02°47'41"

Saturn

Excellent
Apparent magnitude: 0.8
நட்சத்திர மண்டலம்: Libra
Angular diameter: 18.0"
Status: near eastern quadrature

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

Right ascension: 12h39m43s
விலக்கம்: -01°38'41"

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: 15h47m32s
விலக்கம்: -19°43'41"

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: 17h32m08s
விலக்கம்: -21°58'58"

Moon

Excellent
Apparent magnitude: -12.7
நட்சத்திர மண்டலம்: Taurus
Angular diameter: 12585.1"
Status: Moon illumination 67.8%

Observation tip: Moon illumination 67.8%; good for observing lunar surface detail

Right ascension: 02h58m38s
விலக்கம்: +11°28'44"