January 1981 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

20 himlahändelser totalt, inklusive 4 månfaser och 0 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

January 1981 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.0
Stjärnbild: 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

Rektascension: 20h27m06s
Deklination: -21°16'18"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: 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

Rektascension: 18h20m13s
Deklination: -23°05'41"

Mars

Excellent
Skenbar magnitud: 1.2
Stjärnbild: 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

Rektascension: 20h58m33s
Deklination: -18°18'13"

Jupiter

Excellent
Skenbar magnitud: -2.1
Stjärnbild: 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

Rektascension: 12h39m46s
Deklination: -02°47'41"

Saturn

Excellent
Skenbar magnitud: 0.8
Stjärnbild: 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

Rektascension: 12h39m43s
Deklination: -01°38'41"

Uranus

Fair
Skenbar magnitud: 5.6
Stjärnbild: Scorpius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 15h47m32s
Deklination: -19°43'41"

Neptune

Fair
Skenbar magnitud: 8.0
Stjärnbild: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 17h32m08s
Deklination: -21°58'58"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Taurus
Angular diameter: 12585.1"
Status: Moon illumination 67.8%

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

Rektascension: 02h58m38s
Deklination: +11°28'44"