2187 May the 11th
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 364.67s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on 2187/5/11 at 10h 28m 50.88s. |
|---|
| Geocentric longitude of Mercury |
50° 48' 53.986". |
| Geocentric latitude of Mercury |
-0° 1' 37.74". |
| Geocentric longitude of the Sun |
50° 48' 53.986". |
| Geocentric latitude of the Sun |
-0° 0' 0.15". |
| Equatorial parallax of the Sun |
8.71". |
| Equatorial parallax of Mercury |
15.77". |
| True semi-diameter of the Sun |
15' 50.8". |
| True semi-diameter of Mercury |
6.03". |
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 11 th at 6h 25m 50.2s |
-178° 48.4' |
+19° 15.8' |
- 82° 57.7' |
+17° 59.3' |
| Ingress, interior contact |
the 11 th at 6h 28m 51.1s |
-178° 1.9' |
+19° 11.5' |
- 82° 12.3' |
+17° 59.2' |
| Least angular distance |
the 11 th at 10h 24m 27.8s |
- 80° 13.5' |
-59° 5.5' |
- 23° 3.1' |
+17° 54.9' |
| Egress, interior contact |
the 11 th at 14h 19m 54.4s |
+114° 42.4' |
-29° 48.0' |
+ 36° 3.5' |
+17° 50.5' |
| Egress, exterior contact |
the 11 th at 14h 22m 55.3s |
+115° 29.2' |
-29° 43.8' |
+ 36° 48.9' |
+17° 50.5' |
Durations of the general phases
- Duration of the general transit : 7h 57m 5.10s.
- Duration of the transit inside the shadow : 7h 51m 3.28s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 133.97 R
- Geocentric distance of the edge of the shadow : 120.36 R
- Geocentric distance of the edge of the penumbra : 122.07 R
- Semi-diameter of the cone of penombra : 135.68 R
- Least topocentric distance : 1' 28.945"
Geocentric phases
| Geocentric phases |
Date and instant in UTC |
Mercury being in the Zenith in |
Position Angle P |
|---|
| Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 11 th at 6h 27m 35.8s |
- 82° 31.2' |
+17° 59.2' |
+ 69° 53.1' |
| Ingress, interior contact |
the 11 th at 6h 30m 36.7s |
- 81° 45.8' |
+17° 59.2' |
+ 69° 57.7' |
| Least angular distance |
the 11 th at 10h 24m 27.0s |
- 23° 3.3' |
+17° 54.9' |
--- |
| Egress, interior contact |
the 11 th at 14h 18m 8.6s |
+ 35° 36.9' |
+17° 50.6' |
+238° 34.6' |
| Egress, exterior contact |
the 11 th at 14h 21m 9.5s |
+ 36° 22.4' |
+17° 50.5' |
+238° 39.1' |
Durations of the geocentric phases
- Duration of the general transit : 7h 53m 33.68s.
- Duration of the transit of the shadow : 7h 47m 31.84s.
- Least geocentric angular distance : 1' 35.980"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP2187.html
Last update : March 22nd, 2004.
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