October 1998 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

23 sky events total, including 4 moon phases and 2 planetary events.

Daily Sky Events

All times are in local time (Asia/Shanghai)

Group Date Sunrise/Sunset Moonrise/Moonset Moon Phase Sky Events

Planetary outlook

October 1998 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.5
Constellation: Scorpius
Angular diameter: 4.9"
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

Right ascension: 14h08m05s
Declination: -13°36'44"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Libra
Angular diameter: 9.7"
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

Right ascension: 13h06m36s
Declination: -05°41'09"

Mars

Excellent
Apparent magnitude: 1.7
Constellation: Virgo
Angular diameter: 4.3"
Status: near eastern quadrature

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

Right ascension: 10h27m44s
Declination: +11°07'36"

Jupiter

Excellent
Apparent magnitude: -2.8
Constellation: Pisces
Angular diameter: 48.2"
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: 23h24m11s
Declination: -05°31'29"

Saturn

Excellent
Apparent magnitude: 0.1
Constellation: Aries
Angular diameter: 20.0"
Status: near eastern quadrature

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

Right ascension: 01h58m49s
Declination: +09°10'46"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Aquarius
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 20h45m42s
Declination: -18°41'35"

Neptune

Fair
Apparent magnitude: 7.8
Constellation: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 20h05m52s
Declination: -19°57'36"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Leo
Angular diameter: 11814.4"
Status: Moon illumination 25.1%

Observation tip: Moon illumination 25.1%; good for observing lunar surface detail

Right ascension: 09h34m21s
Declination: +13°35'18"