August 2005 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 4 moon phases and 3 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

August 2005 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.9
กลุ่มดาว: Leo
Angular diameter: 9.6"
Status: near greatest eastern elongation

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

Right ascension: 08h41m36s
เดคลิเนชัน: +14°59'17"

Venus

Excellent
Apparent magnitude: -4.0
กลุ่มดาว: Virgo
Angular diameter: 13.3"
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

Right ascension: 11h52m03s
เดคลิเนชัน: +01°46'44"

Mars

Excellent
Apparent magnitude: -0.7
กลุ่มดาว: Taurus
Angular diameter: 12.5"
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

Right ascension: 02h32m39s
เดคลิเนชัน: +12°02'28"

Jupiter

Excellent
Apparent magnitude: -1.8
กลุ่มดาว: Libra
Angular diameter: 32.9"
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

Right ascension: 12h58m48s
เดคลิเนชัน: -05°01'54"

Saturn

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Leo
Angular diameter: 16.6"
Status: near eastern quadrature

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

Right ascension: 08h24m41s
เดคลิเนชัน: +19°36'56"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 22h45m19s
เดคลิเนชัน: -08°46'26"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Aquarius
Angular diameter: 2.4"
Status: near western quadrature

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

Right ascension: 21h14m08s
เดคลิเนชัน: -16°09'58"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Sagittarius
Angular diameter: 12514.9"
Status: Moon illumination 70.3%

Observation tip: Moon illumination 70.3%; good for observing lunar surface detail

Right ascension: 16h57m57s
เดคลิเนชัน: -27°11'01"