March 1991 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

23 himlahändelser totalt, inklusive 4 månfaser och 2 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

March 1991 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.3
Stjärnbild: Aries
Angular diameter: 5.6"
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: 00h21m36s
Deklination: +02°17'13"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Aries
Angular diameter: 12.4"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascension: 01h33m53s
Deklination: +09°36'46"

Mars

Excellent
Skenbar magnitud: 0.8
Stjärnbild: Gemini
Angular diameter: 6.9"
Status: near western quadrature

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

Rektascension: 05h16m59s
Deklination: +25°08'43"

Jupiter

Excellent
Skenbar magnitud: -2.4
Stjärnbild: Leo
Angular diameter: 42.8"
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

Rektascension: 08h25m48s
Deklination: +20°02'27"

Saturn

Excellent
Skenbar magnitud: 0.7
Stjärnbild: Aquarius
Angular diameter: 15.7"
Status: near eastern quadrature

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

Rektascension: 20h24m39s
Deklination: -19°32'16"

Uranus

Fair
Skenbar magnitud: 5.8
Stjärnbild: Capricornus
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 18h58m00s
Deklination: -23°06'49"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 19h10m51s
Deklination: -21°38'32"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Pisces
Angular diameter: 12029.6"
Status: Moon illumination 2.1%

Observation tip: Moon illumination 2.1%; good for observing lunar surface detail

Rektascension: 22h31m37s
Deklination: -05°40'28"