July 1990 Ĉielaj Eventoj

Loko de observanto:Beijing (39.904°, 116.407°)

Superrigardo de Planedoj

27 ĉielaj eventoj entute, inkluzive de 4 lunfazoj kaj 4 planedaj eventoj.

Ĉielaj Eventoj

Ĉiuj tempoj estas en loka tempo (Asia/Shanghai)

Group Dato Sunleviĝo/Sunsubiro Lunleviĝo/Lunsubiro Luna fazo Ĉielaj Eventoj

Planetary outlook

July 1990 mid-month observing conditions

Mercury

Excellent
Ŝajna magnitudo: -0.9
Konstelacio: Leo
Angular diameter: 5.3"
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

Rekta supreniro: 08h34m41s
Deklinacio: +20°33'30"

Venus

Excellent
Ŝajna magnitudo: -3.9
Konstelacio: Gemini
Angular diameter: 11.7"
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

Rekta supreniro: 05h33m14s
Deklinacio: +22°19'01"

Mars

Excellent
Ŝajna magnitudo: 0.1
Konstelacio: Taurus
Angular diameter: 8.4"
Status: near eastern quadrature

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

Rekta supreniro: 02h00m41s
Deklinacio: +10°05'43"

Jupiter

Excellent
Ŝajna magnitudo: -1.8
Konstelacio: Cancer
Angular diameter: 31.6"
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

Rekta supreniro: 07h37m05s
Deklinacio: +21°48'00"

Saturn

Excellent
Ŝajna magnitudo: -0.0
Konstelacio: Capricornus
Angular diameter: 18.5"
Status: near western quadrature

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

Rekta supreniro: 19h35m01s
Deklinacio: -21°34'14"

Uranus

Fair
Ŝajna magnitudo: 5.6
Konstelacio: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Rekta supreniro: 18h30m30s
Deklinacio: -23°35'07"

Neptune

Fair
Ŝajna magnitudo: 7.8
Konstelacio: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Rekta supreniro: 18h55m51s
Deklinacio: -21°56'40"

Moon

Excellent
Ŝajna magnitudo: -12.7
Konstelacio: Aries
Angular diameter: 12446.3"
Status: Moon illumination 55.3%

Observation tip: Moon illumination 55.3%; good for observing lunar surface detail

Rekta supreniro: 00h52m16s
Deklinacio: +10°55'56"