January 1971 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

18 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 2 planetinius įvykius.

Dienos dangaus reiškiniai

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Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

January 1971 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.1
Žvaigždynas: Capricornus
Angular diameter: 7.2"
Status: near greatest eastern elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 18h02m46s
Deklinacija: -21°23'50"

Venus

Excellent
Regimasis ryškis: -4.6
Žvaigždynas: Sagittarius
Angular diameter: 26.5"
Status: near greatest eastern elongation

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

Rektascensija: 16h25m14s
Deklinacija: -17°49'23"

Mars

Excellent
Regimasis ryškis: 1.4
Žvaigždynas: Scorpius
Angular diameter: 5.0"
Status: near eastern quadrature

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

Rektascensija: 15h30m57s
Deklinacija: -18°19'17"

Jupiter

Excellent
Regimasis ryškis: -1.8
Žvaigždynas: Scorpius
Angular diameter: 33.3"
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

Rektascensija: 15h52m31s
Deklinacija: -19°18'18"

Saturn

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Taurus
Angular diameter: 19.1"
Status: near western quadrature

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

Rektascensija: 02h55m41s
Deklinacija: +14°20'34"

Uranus

Fair
Regimasis ryškis: 5.5
Žvaigždynas: Libra
Angular diameter: 3.9"
Status: near eastern quadrature

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

Rektascensija: 12h50m59s
Deklinacija: -04°42'31"

Neptune

Fair
Regimasis ryškis: 8.0
Žvaigždynas: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascensija: 16h02m38s
Deklinacija: -19°02'18"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Virgo
Angular diameter: 11513.8"
Status: Moon illumination 89.3%

Observation tip: Moon illumination 89.3%; good for observing lunar surface detail

Rektascensija: 10h16m43s
Deklinacija: +09°50'40"