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-920 May the 23rd



All the instants are given in Universal Time, for the present date the value of the difference between the Terrestrial Time TT and the Universal Time UT is taken as 25257.14s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on -920/5/23 at 16h 41m 5.06s.
Geocentric longitude of Venus 52° 30' 2.940".
Geocentric latitude of Venus -0° 15' 58.85".
Geocentric longitude of the Sun 52° 30' 2.940".
Geocentric latitude of the Sun -0° 0' 6.39".
Equatorial parallax of the Sun 8.64".
Equatorial parallax of Venus 30.34".
True semi-diameter of the Sun 15' 42.8".
True semi-diameter of Venus 28.79".


General phases

Phases Date and instant
in UTC
Position of the contacts Venus being in the Zenith in
Longitude Latitude Longitude Latitude
Ingress, exterior contact the 23 rd at 14h 47m 7.6s - 26° 7.3' -44° 55.9' + 43° 49.6' +18° 27.1'
Least angular distance the 23 rd at 16h 6m 5.8s + 10° 31.0' -60° 23.2' + 63° 39.2' +18° 25.8'
Egress, exterior contact the 23 rd at 17h 24m 58.7s + 68° 22.5' -70° 35.0' + 83° 27.6' +18° 24.5'

Durations of the general phases

  • Duration of the general transit : 2h 37m 51.16s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 42.12 R
  • Geocentric distance of the edge of the shadow : -1.30 R
  • Geocentric distance of the edge of the penumbra : 1.35 R
  • Semi-diameter of the cone of penombra : 44.77 R
  • Least topocentric distance : 15' 20.556"

Geocentric phases

Geocentric phases Date and instant in UTC Venus being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 23 rd at 15h 6m 31.4s + 48° 41.8' +18° 26.8' +142° 23.2'
Least angular distance the 23 rd at 16h 6m 3.8s + 63° 38.8' +18° 25.8' ---
Egress, exterior contact the 23 rd at 17h 5m 36.2s + 78° 35.7' +18° 24.8' +170° 40.2'

Durations of the geocentric phases

  • Duration of the general transit : 1h 59m 4.71s.
  • Least geocentric angular distance : 15' 42.201"


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URL: http://www.imcce.fr/ephem/passage_eng/html_passage/VenusN920.html
Last update : March 22nd, 2004.