April 1977 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

21 himlahändelser totalt, inklusive 4 månfaser och 3 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

April 1977 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 0.7
Stjärnbild: Taurus
Angular diameter: 8.7"
Status: near superior conjunction

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

Rektascension: 02h39m08s
Deklination: +18°39'18"

Venus

Excellent
Skenbar magnitud: -4.2
Stjärnbild: Aries
Angular diameter: 56.6"
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

Rektascension: 00h32m01s
Deklination: +09°59'21"

Mars

Excellent
Skenbar magnitud: 1.2
Stjärnbild: Pisces
Angular diameter: 4.5"
Status: near eastern quadrature

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

Rektascension: 23h25m52s
Deklination: -05°00'25"

Jupiter

Excellent
Skenbar magnitud: -2.0
Stjärnbild: Gemini
Angular diameter: 33.9"
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: 04h01m21s
Deklination: +20°02'54"

Saturn

Excellent
Skenbar magnitud: 0.3
Stjärnbild: Leo
Angular diameter: 18.8"
Status: near western quadrature

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

Rektascension: 08h50m45s
Deklination: +18°42'10"

Uranus

Fair
Skenbar magnitud: 5.4
Stjärnbild: Scorpius
Angular diameter: 4.0"
Status: near eastern quadrature

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

Rektascension: 14h32m32s
Deklination: -14°30'15"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 16h59m37s
Deklination: -21°11'11"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Pisces
Angular diameter: 11841.7"
Status: Moon illumination 11.2%

Observation tip: Moon illumination 11.2%; good for observing lunar surface detail

Rektascension: 23h03m27s
Deklination: -02°28'40"