January 1987 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

21 astronomskih dogodkov skupaj, vključno 4 lunine faze in 2 planetarni dogodki.

Dnevni nebesni dogodki

Vsi časi so v lokalnem času (Asia/Shanghai)

Group Datum Sončni vzhod/zahod Lunin vzhod/zahod Lunina faza Nebeske pojave

Planetary outlook

January 1987 mid-month observing conditions

Mercury

Excellent
Navidezna magnituda: -1.4
Ozvezdje: Capricornus
Angular diameter: 4.7"
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

Rektascenzija: 19h52m31s
Deklinacija: -23°00'11"

Venus

Excellent
Navidezna magnituda: -4.5
Ozvezdje: Sagittarius
Angular diameter: 25.1"
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

Rektascenzija: 16h25m01s
Deklinacija: -17°59'27"

Mars

Excellent
Navidezna magnituda: 0.7
Ozvezdje: Aries
Angular diameter: 6.4"
Status: near western quadrature

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

Rektascenzija: 00h16m55s
Deklinacija: +01°38'17"

Jupiter

Excellent
Navidezna magnituda: -2.2
Ozvezdje: Pisces
Angular diameter: 36.2"
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

Rektascenzija: 23h24m46s
Deklinacija: -05°04'00"

Saturn

Excellent
Navidezna magnituda: 0.5
Ozvezdje: Sagittarius
Angular diameter: 15.4"
Status: near eastern quadrature

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

Rektascenzija: 17h03m37s
Deklinacija: -21°18'56"

Uranus

Fair
Navidezna magnituda: 5.7
Ozvezdje: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenzija: 17h35m34s
Deklinacija: -23°26'23"

Neptune

Fair
Navidezna magnituda: 7.9
Ozvezdje: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenzija: 18h26m50s
Deklinacija: -22°17'18"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Cancer
Angular diameter: 11478.7"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

Rektascenzija: 07h43m37s
Deklinacija: +26°19'29"