February 1991 Nebeske pojave

Lokacija promatrača:Beijing (39.904°, 116.407°)

Pregled mjesečnih nebeskih događaja

20 astronomskih događaja ukupno, uključujući 3 faze Mjeseca i 0 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

February 1991 mid-month observing conditions

Mercury

Excellent
Prividni sjaj: -0.7
Zviježđe: Aquarius
Angular diameter: 4.9"
Status: near inferior conjunction

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

Rektascenzija: 21h09m48s
Deklinacija: -18°25'35"

Venus

Excellent
Prividni sjaj: -3.9
Zviježđe: Pisces
Angular diameter: 11.2"
Status: near greatest western 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: 23h28m30s
Deklinacija: -04°47'12"

Mars

Excellent
Prividni sjaj: 0.2
Zviježđe: Gemini
Angular diameter: 8.7"
Status: near western quadrature

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

Rektascenzija: 04h22m27s
Deklinacija: +23°51'02"

Jupiter

Excellent
Prividni sjaj: -2.6
Zviježđe: Leo
Angular diameter: 45.3"
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: 08h35m57s
Deklinacija: +19°26'01"

Saturn

Excellent
Prividni sjaj: 0.7
Zviježđe: Aquarius
Angular diameter: 15.3"
Status: near eastern quadrature

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

Rektascenzija: 20h12m47s
Deklinacija: -20°08'43"

Uranus

Fair
Prividni sjaj: 5.8
Zviježđe: Capricornus
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenzija: 18h53m19s
Deklinacija: -23°12'24"

Neptune

Fair
Prividni sjaj: 7.9
Zviježđe: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenzija: 19h07m50s
Deklinacija: -21°43'52"

Moon

Excellent
Prividni sjaj: -12.7
Zviježđe: Pisces
Angular diameter: 11889.4"
Status: Moon illumination 0.1%

Observation tip: Moon illumination 0.1%; good for observing lunar surface detail

Rektascenzija: 22h00m31s
Deklinacija: -09°18'38"