December 1997 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

20 hemelgebeurtenissen totaal, inclusief 4 maanfasen en 1 planetaire gebeurtenissen.

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

December 1997 mid-month observing conditions

Mercury

Fair
Schijnbare helderheid: 4.3
Sterrenbeeld: Sagittarius
Angular diameter: 9.8"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rechte klimming: 17h53m39s
Declinatie: -22°13'42"

Venus

Excellent
Schijnbare helderheid: -4.9
Sterrenbeeld: Aquarius
Angular diameter: 43.1"
Status: near superior conjunction

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

Rechte klimming: 20h15m27s
Declinatie: -21°15'37"

Mars

Excellent
Schijnbare helderheid: 1.1
Sterrenbeeld: Capricornus
Angular diameter: 4.5"
Status: near western quadrature

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

Rechte klimming: 19h59m04s
Declinatie: -21°52'36"

Jupiter

Excellent
Schijnbare helderheid: -2.1
Sterrenbeeld: Aquarius
Angular diameter: 35.8"
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

Rechte klimming: 21h26m31s
Declinatie: -15°59'20"

Saturn

Excellent
Schijnbare helderheid: 0.5
Sterrenbeeld: Aries
Angular diameter: 18.5"
Status: near western quadrature

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

Rechte klimming: 00h53m50s
Declinatie: +02°57'29"

Uranus

Fair
Schijnbare helderheid: 5.9
Sterrenbeeld: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Rechte klimming: 20h35m13s
Declinatie: -19°17'28"

Neptune

Fair
Schijnbare helderheid: 7.9
Sterrenbeeld: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Rechte klimming: 20h01m32s
Declinatie: -20°07'40"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Cancer
Angular diameter: 12209.9"
Status: Moon illumination 98.9%

Observation tip: Moon illumination 98.9%; good for observing lunar surface detail

Rechte klimming: 06h18m00s
Declinatie: +18°39'44"