May 1990 Nebeske pojave

Lokacija opazovalca:Beijing (39.904°, 116.407°)

Pregled mesečnih nebesnih dogodkov

23 astronomskih dogodkov skupaj, vključno 5 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

May 1990 mid-month observing conditions

Mercury

Good
Navidezna magnituda: 2.5
Ozvezdje: Taurus
Angular diameter: 11.3"
Status: near greatest eastern elongation

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

Rektascenzija: 02h26m02s
Deklinacija: +11°54'41"

Venus

Excellent
Navidezna magnituda: -4.1
Ozvezdje: Aries
Angular diameter: 16.1"
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

Rektascenzija: 00h47m50s
Deklinacija: +03°12'01"

Mars

Excellent
Navidezna magnituda: 0.7
Ozvezdje: Pisces
Angular diameter: 6.4"
Status: near eastern quadrature

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

Rektascenzija: 23h18m25s
Deklinacija: -06°20'48"

Jupiter

Excellent
Navidezna magnituda: -1.9
Ozvezdje: Cancer
Angular diameter: 33.7"
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: 06h41m09s
Deklinacija: +23°14'49"

Saturn

Excellent
Navidezna magnituda: 0.4
Ozvezdje: Capricornus
Angular diameter: 17.5"
Status: near eastern quadrature

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

Rektascenzija: 19h48m44s
Deklinacija: -20°56'03"

Uranus

Fair
Navidezna magnituda: 5.6
Ozvezdje: Capricornus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascenzija: 18h40m07s
Deklinacija: -23°26'13"

Neptune

Fair
Navidezna magnituda: 7.8
Ozvezdje: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascenzija: 19h01m57s
Deklinacija: -21°48'02"

Moon

Excellent
Navidezna magnituda: -12.7
Ozvezdje: Capricornus
Angular diameter: 11707.7"
Status: Moon illumination 77.2%

Observation tip: Moon illumination 77.2%; good for observing lunar surface detail

Rektascenzija: 19h31m59s
Deklinacija: -23°26'49"