-2856 May 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 82018.17s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on -2856/5/17 at 14h 14m 21.57s. |
|---|
| Geocentric longitude of Venus |
32° 12' 21.275". |
| Geocentric latitude of Venus |
+0° 14' 2.00". |
| Geocentric longitude of the Sun |
32° 12' 21.274". |
| Geocentric latitude of the Sun |
-0° 0' 36.26". |
| Equatorial parallax of the Sun |
8.64". |
| Equatorial parallax of Venus |
30.44". |
| True semi-diameter of the Sun |
15' 42.6". |
| True semi-diameter of Venus |
28.88". |
General phases
| Phases |
Date and instant
in UTC |
Position of the contacts |
Venus being in the Zenith in |
|---|
| Longitude | Latitude | Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 17 th at 12h 45m 30.6s |
-166° 56.0' |
+77° 36.8' |
+ 13° 22.5' |
+12° 46.3' |
| Ingress, interior contact |
the 17 th at 13h 19m 21.9s |
+171° 12.6' |
+75° 40.0' |
+ 21° 52.4' |
+12° 45.7' |
| Least angular distance |
the 17 th at 14h 46m 34.2s |
+154° 56.5' |
+58° 46.8' |
+ 43° 45.9' |
+12° 44.1' |
| Egress, interior contact |
the 17 th at 16h 13m 46.2s |
+165° 26.5' |
+38° 19.2' |
+ 65° 39.4' |
+12° 42.5' |
| Egress, exterior contact |
the 17 th at 16h 47m 37.4s |
+171° 34.5' |
+31° 20.2' |
+ 74° 9.3' |
+12° 41.9' |
Durations of the general phases
- Duration of the general transit : 4h 2m 6.76s.
- Duration of the transit inside the shadow : 2h 54m 24.34s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 41.91 R
- Geocentric distance of the edge of the shadow : -2.06 R
- Geocentric distance of the edge of the penumbra : -4.71 R
- Semi-diameter of the cone of penombra : 44.55 R
- Least topocentric distance : 14' 7.130"
Geocentric phases
| Geocentric phases |
Date and instant in UTC |
Venus being in the Zenith in |
Position Angle P |
|---|
| Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 17 th at 12h 57m 14.3s |
+ 16° 19.1' |
+12° 46.1' |
+357° 31.8' |
| Ingress, interior contact |
the 17 th at 13h 35m 25.7s |
+ 25° 54.3' |
+12° 45.4' |
+348° 59.6' |
| Least angular distance |
the 17 th at 14h 46m 34.8s |
+ 43° 46.1' |
+12° 44.1' |
--- |
| Egress, interior contact |
the 17 th at 15h 57m 40.8s |
+ 61° 37.0' |
+12° 42.8' |
+312° 58.2' |
| Egress, exterior contact |
the 17 th at 16h 35m 52.1s |
+ 71° 12.2' |
+12° 42.1' |
+304° 25.9' |
Durations of the geocentric phases
- Duration of the general transit : 3h 38m 37.77s.
- Duration of the transit of the shadow : 2h 22m 15.12s.
- Least geocentric angular distance : 14' 28.880"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/VenusN2856.html
Last update : March 22nd, 2004.
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