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2170 November the 16th and the 17th



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 329.30s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on 2170/11/16 at 23h 37m 32.15s.
Geocentric longitude of Mercury 234° 42' 17.067".
Geocentric latitude of Mercury +0° 14' 49.50".
Geocentric longitude of the Sun 234° 42' 17.067".
Geocentric latitude of the Sun -0° 0' 0.21".
Equatorial parallax of the Sun 8.89".
Equatorial parallax of Mercury 12.99".
True semi-diameter of the Sun 16' 9.9".
True semi-diameter of Mercury 4.97".


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 16 th at 22h 3m 50.5s + 81° 40.5' +38° 54.8' +154° 34.3' -18° 43.9'
Ingress, interior contact the 16 th at 22h 7m 45.5s + 83° 20.1' +40° 2.1' +155° 33.4' -18° 43.8'
Least angular distance the 16 th at 23h 15m 48.4s +121° 57.1' +60° 43.9' +172° 40.6' -18° 41.9'
Egress, interior contact the 17 th at 0h 24m 8.3s -163° 7.0' +70° 20.6' -170° 8.0' -18° 40.0'
Egress, exterior contact the 17 th at 0h 28m 3.2s -158° 32.4' +70° 9.5' -169° 8.9' -18° 39.9'

Durations of the general phases

  • Duration of the general transit : 2h 24m 12.71s.
  • Duration of the transit inside the shadow : 2h 16m 22.81s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 234.99 R
  • Geocentric distance of the edge of the shadow : -20.59 R
  • Geocentric distance of the edge of the penumbra : -23.01 R
  • Semi-diameter of the cone of penombra : 237.41 R
  • Least topocentric distance : 14' 36.327"

Geocentric phases

Geocentric phases Date and instant in UTC Mercury being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 16 th at 22h 5m 26.2s +154° 58.3' -18° 43.8' + 47° 56.5'
Ingress, interior contact the 16 th at 22h 9m 25.7s +155° 58.6' -18° 43.7' + 46° 39.9'
Least angular distance the 16 th at 23h 15m 57.5s +172° 42.8' -18° 41.9' ---
Egress, interior contact the 17 th at 0h 22m 28.3s -170° 33.2' -18° 40.1' +358° 9.3'
Egress, exterior contact the 17 th at 0h 26m 27.8s -169° 32.9' -18° 40.0' +356° 52.7'

Durations of the geocentric phases

  • Duration of the general transit : 2h 21m 1.65s.
  • Duration of the transit of the shadow : 2h 13m 2.59s.
  • Least geocentric angular distance : 14' 40.421"


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URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP2170.html
Last update : March 22nd, 2004.