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1743 November the 5th



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 10.61s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on 1743/11/5 at 10h 16m 12.42s.
Geocentric longitude of Mercury 222° 37' 25.542".
Geocentric latitude of Mercury -0° 9' 7.68".
Geocentric longitude of the Sun 222° 37' 25.542".
Geocentric latitude of the Sun +0° 0' 0.63".
Equatorial parallax of the Sun 8.88".
Equatorial parallax of Mercury 13.02".
True semi-diameter of the Sun 16' 9.0".
True semi-diameter of Mercury 4.98".


General phases

Phases Date and instant
in UTC
Position of the contacts Mercury being in the Zenith in
Longitude Latitude Longitude Latitude
Ingress, exterior contact the 5 th at 8h 11m 41.4s -167° 7.6' -56° 48.2' - 53° 10.9' -15° 51.5'
Ingress, interior contact the 5 th at 8h 13m 43.6s -166° 58.3' -57° 8.7' - 52° 40.1' -15° 51.4'
Least angular distance the 5 th at 10h 29m 45.6s + 99° 56.1' -60° 9.1' - 18° 27.2' -15° 47.2'
Egress, interior contact the 5 th at 12h 46m 2.9s +107° 9.8' - 7° 51.3' + 15° 49.5' -15° 43.1'
Egress, exterior contact the 5 th at 12h 48m 5.2s +107° 33.5' - 7° 28.6' + 16° 20.3' -15° 43.0'

Durations of the general phases

  • Duration of the general transit : 4h 36m 23.81s.
  • Duration of the transit inside the shadow : 4h 32m 19.30s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 232.68 R
  • Geocentric distance of the edge of the shadow : 101.77 R
  • Geocentric distance of the edge of the penumbra : 104.18 R
  • Semi-diameter of the cone of penombra : 235.09 R
  • Least topocentric distance : 8' 58.259"

Geocentric phases

Geocentric phases Date and instant in UTC Mercury being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 5 th at 8h 12m 32.1s - 52° 58.1' -15° 51.4' +150° 5.7'
Ingress, interior contact the 5 th at 8h 14m 34.5s - 52° 27.3' -15° 51.4' +150° 29.5'
Least angular distance the 5 th at 10h 29m 51.7s - 18° 25.7' -15° 47.2' ---
Egress, interior contact the 5 th at 12h 45m 12.0s + 15° 36.7' -15° 43.1' +261° 43.6'
Egress, exterior contact the 5 th at 12h 47m 14.5s + 16° 7.5' -15° 43.0' +262° 7.3'

Durations of the geocentric phases

  • Duration of the general transit : 4h 34m 42.40s.
  • Duration of the transit of the shadow : 4h 30m 37.42s.
  • Least geocentric angular distance : 9' 2.392"


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URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP1743.html
Last update : March 22nd, 2004.