February 1981 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

22 天文事件合计,包括 4 月相和 2 行星事件。

每日天象

所有时间均为本地时间 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

February 1981 mid-month observing conditions

Mercury

Good
视星等: 3.9
星座: Pisces
Angular diameter: 10.1"
Status: near superior conjunction

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

赤经: 22h08m37s
赤纬: -07°41'09"

Venus

Excellent
视星等: -3.9
星座: Aquarius
Angular diameter: 10.1"
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

赤经: 21h04m46s
赤纬: -17°41'45"

Mars

Excellent
视星等: 1.1
星座: Pisces
Angular diameter: 4.0"
Status: near western quadrature

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

赤经: 22h33m59s
赤纬: -10°06'07"

Jupiter

Excellent
视星等: -2.3
星座: Libra
Angular diameter: 42.1"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

赤经: 12h37m56s
赤纬: -02°27'11"

Saturn

Excellent
视星等: 0.6
星座: Libra
Angular diameter: 18.9"
Status: near eastern quadrature

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

赤经: 12h37m35s
赤纬: -01°16'02"

Uranus

Fair
视星等: 5.6
星座: Scorpius
Angular diameter: 3.7"
Status: near eastern quadrature

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

赤经: 15h51m19s
赤纬: -19°55'22"

Neptune

Fair
视星等: 7.9
星座: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤经: 17h35m53s
赤纬: -22°00'35"

Moon

Excellent
视星等: -12.7
星座: Cancer
Angular diameter: 12299.5"
Status: Moon illumination 83.4%

Observation tip: Moon illumination 83.4%; good for observing lunar surface detail

赤经: 06h34m35s
赤纬: +20°20'15"