May 2018 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

21 himlahändelser totalt, inklusive 4 månfaser och 1 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

May 2018 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -0.3
Stjärnbild: Taurus
Angular diameter: 6.2"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 02h04m05s
Deklination: +09°49'09"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Gemini
Angular diameter: 12.1"
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: 05h35m58s
Deklination: +24°44'31"

Mars

Excellent
Skenbar magnitud: -0.8
Stjärnbild: Aquarius
Angular diameter: 12.8"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascension: 20h08m28s
Deklination: -22°08'13"

Jupiter

Excellent
Skenbar magnitud: -2.5
Stjärnbild: Scorpius
Angular diameter: 44.8"
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: 15h02m00s
Deklination: -15°52'11"

Saturn

Excellent
Skenbar magnitud: 0.3
Stjärnbild: Capricornus
Angular diameter: 17.8"
Status: near eastern quadrature

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

Rektascension: 18h37m05s
Deklination: -22°16'25"

Uranus

Fair
Skenbar magnitud: 5.9
Stjärnbild: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

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

Rektascension: 01h52m15s
Deklination: +10°58'00"

Neptune

Fair
Skenbar magnitud: 7.8
Stjärnbild: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 23h10m31s
Deklination: -06°19'15"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Taurus
Angular diameter: 12591.5"
Status: Moon illumination 0.5%

Observation tip: Moon illumination 0.5%; good for observing lunar surface detail

Rektascension: 03h05m56s
Deklination: +12°16'45"