Back to the homepage
   List of Venus transits       Commented and guided tour       Direct links        Iconography       Canon of transits   



1618 November the 4th



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 92.28s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on 1618/11/4 at 13h 33m 19.78s.
Geocentric longitude of Mercury 222° 4' 30.245".
Geocentric latitude of Mercury -0° 5' 56.45".
Geocentric longitude of the Sun 222° 4' 30.245".
Geocentric latitude of the Sun +0° 0' 0.23".
Equatorial parallax of the Sun 8.88".
Equatorial parallax of Mercury 13.02".
True semi-diameter of the Sun 16' 9.4".
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 4 th at 11h 7m 36.5s -114° 36.3' -45° 37.4' - 9° 16.6' -15° 39.6'
Ingress, interior contact the 4 th at 11h 9m 25.1s -114° 16.9' -45° 49.9' - 8° 49.3' -15° 39.6'
Least angular distance the 4 th at 13h 42m 7.2s +147° 47.1' -60° 2.2' + 29° 35.2' -15° 34.9'
Egress, interior contact the 4 th at 16h 14m 59.0s +155° 52.6' + 4° 35.1' + 68° 2.1' -15° 30.2'
Egress, exterior contact the 4 th at 16h 16m 47.6s +156° 15.7' + 4° 48.3' + 68° 29.4' -15° 30.1'

Durations of the general phases

  • Duration of the general transit : 5h 9m 11.16s.
  • Duration of the transit inside the shadow : 5h 5m 33.94s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 233.24 R
  • Geocentric distance of the edge of the shadow : 147.91 R
  • Geocentric distance of the edge of the penumbra : 150.32 R
  • Semi-diameter of the cone of penombra : 235.65 R
  • Least topocentric distance : 5' 48.725"

Geocentric phases

Geocentric phases Date and instant in UTC Mercury being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 4 th at 11h 8m 21.5s - 9° 5.3' -15° 39.6' +137° 39.1'
Ingress, interior contact the 4 th at 11h 10m 10.2s - 8° 37.9' -15° 39.5' +137° 52.8'
Least angular distance the 4 th at 13h 42m 9.8s + 29° 35.9' -15° 34.9' ---
Egress, interior contact the 4 th at 16h 14m 13.9s + 67° 50.8' -15° 30.2' +274° 38.2'
Egress, exterior contact the 4 th at 16h 16m 2.6s + 68° 18.1' -15° 30.1' +274° 51.9'

Durations of the geocentric phases

  • Duration of the general transit : 5h 7m 41.11s.
  • Duration of the transit of the shadow : 5h 4m 3.75s.
  • Least geocentric angular distance : 5' 52.850"


Send your suggestion to the author of the notes :


URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP1618.html
Last update : March 22nd, 2004.