1283 May the 23rd
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 670.20s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on 1283/5/23 at 15h 18m 1.55s. |
|---|
| Geocentric longitude of Venus |
68° 51' 23.805". |
| Geocentric latitude of Venus |
+0° 12' 21.93". |
| Geocentric longitude of the Sun |
68° 51' 23.805". |
| Geocentric latitude of the Sun |
+0° 0' 0.24". |
| Equatorial parallax of the Sun |
8.66". |
| Equatorial parallax of Venus |
30.39". |
| True semi-diameter of the Sun |
15' 44.7". |
| True semi-diameter of Venus |
28.84". |
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 23 rd at 12h 57m 10.6s |
-113° 12.7' |
+57° 22.4' |
+ 15° 9.7' |
+22° 6.0' |
| Ingress, interior contact |
the 23 rd at 13h 19m 21.6s |
-113° 10.5' |
+60° 8.7' |
+ 20° 43.9' |
+22° 5.7' |
| Least angular distance |
the 23 rd at 15h 45m 18.5s |
-162° 40.1' |
+62° 27.4' |
+ 57° 23.0' |
+22° 3.7' |
| Egress, interior contact |
the 23 rd at 18h 11m 17.4s |
-162° 2.4' |
+31° 34.0' |
+ 94° 2.5' |
+22° 1.7' |
| Egress, exterior contact |
the 23 rd at 18h 33m 28.4s |
-158° 28.6' |
+27° 57.1' |
+ 99° 36.8' |
+22° 1.4' |
Durations of the general phases
- Duration of the general transit : 5h 36m 17.89s.
- Duration of the transit inside the shadow : 4h 51m 55.82s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 42.14 R
- Geocentric distance of the edge of the shadow : -8.39 R
- Geocentric distance of the edge of the penumbra : -11.04 R
- Semi-diameter of the cone of penombra : 44.79 R
- Least topocentric distance : 11' 51.929"
Geocentric phases
| Geocentric phases |
Date and instant in UTC |
Venus being in the Zenith in |
Position Angle P |
|---|
| Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 23 rd at 13h 5m 18.4s |
+ 17° 12.2' |
+22° 5.9' |
+ 23° 39.5' |
| Ingress, interior contact |
the 23 rd at 13h 28m 14.0s |
+ 22° 57.6' |
+22° 5.6' |
+ 19° 20.5' |
| Least angular distance |
the 23 rd at 15h 45m 17.9s |
+ 57° 22.8' |
+22° 3.7' |
--- |
| Egress, interior contact |
the 23 rd at 18h 2m 24.2s |
+ 91° 48.6' |
+22° 1.8' |
+305° 54.5' |
| Egress, exterior contact |
the 23 rd at 18h 25m 19.8s |
+ 97° 34.1' |
+22° 1.5' |
+301° 35.5' |
Durations of the geocentric phases
- Duration of the general transit : 5h 20m 1.35s.
- Duration of the transit of the shadow : 4h 34m 10.17s.
- Least geocentric angular distance : 12' 13.606"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/VenusP1283.html
Last update : March 22nd, 2004.
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