May 1990 Nebeske pojave

Lokacija promatrača:Beijing (39.904°, 116.407°)

Pregled mjesečnih nebeskih događaja

23 astronomskih događaja ukupno, uključujući 5 faze Mjeseca i 2 planetarne događaje.

Dnevni nebeskih događaji

Sva vremena su u lokalnom vremenu (Asia/Shanghai)

Group Datum Izlazak/Zalazak Sunca Izlazak/Zalazak Mjeseca Faza Mjeseca Nebeske pojave

Planetary outlook

May 1990 mid-month observing conditions

Mercury

Good
Prividni sjaj: 2.5
Zviježđe: 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
Prividni sjaj: -4.1
Zviježđe: 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
Prividni sjaj: 0.7
Zviježđe: 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
Prividni sjaj: -1.9
Zviježđe: 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
Prividni sjaj: 0.4
Zviježđe: 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
Prividni sjaj: 5.6
Zviježđe: 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
Prividni sjaj: 7.8
Zviježđe: 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
Prividni sjaj: -12.7
Zviježđe: 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"