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2499 November 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 1364.44s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on 2499/11/17 at 8h 39m 49.22s.
Geocentric longitude of Mercury 235° 19' 23.836".
Geocentric latitude of Mercury +0° 3' 38.29".
Geocentric longitude of the Sun 235° 19' 23.836".
Geocentric latitude of the Sun -0° 0' 0.83".
Equatorial parallax of the Sun 8.88".
Equatorial parallax of Mercury 13.01".
True semi-diameter of the Sun 16' 8.7".
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 17 th at 5h 52m 43.7s +179° 30.4' - 9° 9.1' - 88° 13.2' -19° 3.4'
Ingress, interior contact the 17 th at 5h 54m 27.6s +179° 58.7' - 9° 1.3' - 87° 47.1' -19° 3.4'
Least angular distance the 17 th at 8h 34m 24.1s - 98° 31.1' +61° 4.4' - 47° 32.8' -18° 59.0'
Egress, interior contact the 17 th at 11h 14m 25.9s + 68° 50.5' +32° 50.2' - 7° 17.3' -18° 54.7'
Egress, exterior contact the 17 th at 11h 16m 9.8s + 69° 19.9' +32° 42.6' - 6° 51.2' -18° 54.6'

Durations of the general phases

  • Duration of the general transit : 5h 23m 26.04s.
  • Duration of the transit inside the shadow : 5h 19m 58.26s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 233.29 R
  • Geocentric distance of the edge of the shadow : -180.82 R
  • Geocentric distance of the edge of the penumbra : -183.23 R
  • Semi-diameter of the cone of penombra : 235.70 R
  • Least topocentric distance : 3' 32.662"

Geocentric phases

Geocentric phases Date and instant in UTC Mercury being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 17 th at 5h 53m 26.9s - 88° 2.3' -19° 3.4' + 99° 34.0'
Ingress, interior contact the 17 th at 5h 55m 10.8s - 87° 36.2' -19° 3.3' + 99° 25.7'
Least angular distance the 17 th at 8h 34m 24.5s - 47° 32.7' -18° 59.0' ---
Egress, interior contact the 17 th at 11h 13m 42.8s - 7° 28.1' -18° 54.7' +304° 59.3'
Egress, exterior contact the 17 th at 11h 15m 26.7s - 7° 2.0' -18° 54.7' +304° 51.0'

Durations of the geocentric phases

  • Duration of the general transit : 5h 21m 59.86s.
  • Duration of the transit of the shadow : 5h 18m 32.03s.
  • Least geocentric angular distance : 3' 36.783"


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URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP2499.html
Last update : March 22nd, 2004.