2391 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 946.43s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on 2391/5/11 at 4h 48m 26.94s. |
|---|
| Geocentric longitude of Mercury |
50° 15' 4.322". |
| Geocentric latitude of Mercury |
+0° 15' 58.91". |
| Geocentric longitude of the Sun |
50° 15' 4.322". |
| Geocentric latitude of the Sun |
-0° 0' 0.25". |
| Equatorial parallax of the Sun |
8.72". |
| Equatorial parallax of Mercury |
15.69". |
| True semi-diameter of the Sun |
15' 51.8". |
| True semi-diameter of Mercury |
6.00". |
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 4h 41m 16.1s |
+ 32° 0.2' |
+67° 59.0' |
-108° 50.1' |
+18° 1.7' |
| Ingress, interior contact |
the 11 th at 4h 58m 30.7s |
+ 28° 27.4' |
+65° 18.6' |
-104° 30.3' |
+18° 1.4' |
| Least angular distance |
the 11 th at 5h 30m 46.4s |
+ 25° 25.1' |
+59° 20.5' |
- 96° 24.3' |
+18° 0.8' |
| Egress, interior contact |
the 11 th at 6h 2m 9.8s |
+ 25° 46.9' |
+52° 54.1' |
- 88° 31.5' |
+18° 0.2' |
| Egress, exterior contact |
the 11 th at 6h 19m 24.4s |
+ 26° 56.7' |
+49° 17.5' |
- 84° 11.7' |
+17° 59.9' |
Durations of the general phases
- Duration of the general transit : 1h 38m 8.29s.
- Duration of the transit inside the shadow : 1h 3m 39.16s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 135.71 R
- Geocentric distance of the edge of the shadow : -0.27 R
- Geocentric distance of the edge of the penumbra : -1.99 R
- Semi-diameter of the cone of penombra : 137.44 R
- Least topocentric distance : 15' 36.992"
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 4h 50m 21.5s |
-106° 33.2' |
+18° 1.6' |
+344° 6.9' |
| Ingress, interior contact |
the 11 th at 5h 15m 43.8s |
-100° 10.9' |
+18° 1.1' |
+337° 57.9' |
| Least angular distance |
the 11 th at 5h 30m 19.9s |
- 96° 31.0' |
+18° 0.8' |
--- |
| Egress, interior contact |
the 11 th at 5h 44m 55.9s |
- 92° 51.0' |
+18° 0.5' |
+330° 47.4' |
| Egress, exterior contact |
the 11 th at 6h 10m 18.3s |
- 86° 28.8' |
+18° 0.1' |
+324° 38.3' |
Durations of the geocentric phases
- Duration of the general transit : 1h 19m 56.85s.
- Duration of the transit of the shadow : 0h 29m 12.14s.
- Least geocentric angular distance : 15' 43.941"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP2391.html
Last update : March 22nd, 2004.
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