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2220 May the 9th



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 440.71s
Longitudes are counted positively towards West and negatively towards East.

Parameters at the instant of conjunction in longitude


Conjunction on 2220/5/9 at 9h 24m 18.92s.
Geocentric longitude of Mercury 48° 51' 10.599".
Geocentric latitude of Mercury +0° 12' 19.53".
Geocentric longitude of the Sun 48° 51' 10.599".
Geocentric latitude of the Sun -0° 0' 0.85".
Equatorial parallax of the Sun 8.72".
Equatorial parallax of Mercury 15.71".
True semi-diameter of the Sun 15' 51.4".
True semi-diameter of Mercury 6.01".


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 9 th at 7h 20m 47.2s +152° 46.3' +67° 40.0' - 69° 3.1' +17° 38.6'
Ingress, interior contact the 9 th at 7h 25m 21.5s +152° 10.3' +68° 11.1' - 67° 54.3' +17° 38.5'
Least angular distance the 9 th at 9h 57m 11.2s + 91° 7.9' +59° 6.4' - 29° 47.1' +17° 35.7'
Egress, interior contact the 9 th at 12h 28m 27.2s +105° 9.8' +22° 50.2' + 8° 11.5' +17° 32.8'
Egress, exterior contact the 9 th at 12h 33m 1.6s +106° 0.5' +22° 2.3' + 9° 20.4' +17° 32.7'

Durations of the general phases

  • Duration of the general transit : 5h 12m 14.39s.
  • Duration of the transit inside the shadow : 5h 3m 5.74s.

Parameters of the shadow and penumbra cones and minimum elongation

  • Semi-diameter of the shadow cone : 135.12 R
  • Geocentric distance of the edge of the shadow : -31.00 R
  • Geocentric distance of the edge of the penumbra : -32.71 R
  • Semi-diameter of the cone of penombra : 136.83 R
  • Least topocentric distance : 12' 1.532"

Geocentric phases

Geocentric phases Date and instant in UTC Mercury being in the Zenith in Position Angle P
LongitudeLatitude
Ingress, exterior contact the 9 th at 7h 23m 25.7s - 68° 23.3' +17° 38.5' + 14° 14.2'
Ingress, interior contact the 9 th at 7h 28m 2.8s - 67° 13.8' +17° 38.5' + 13° 22.6'
Least angular distance the 9 th at 9h 56m 58.6s - 29° 50.3' +17° 35.7' ---
Egress, interior contact the 9 th at 12h 25m 45.3s + 7° 30.9' +17° 32.9' +294° 21.6'
Egress, exterior contact the 9 th at 12h 30m 22.5s + 8° 40.5' +17° 32.8' +293° 30.0'

Durations of the geocentric phases

  • Duration of the general transit : 5h 6m 56.81s.
  • Duration of the transit of the shadow : 4h 57m 42.55s.
  • Least geocentric angular distance : 12' 8.510"


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URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP2220.html
Last update : March 22nd, 2004.