-1277 November the 21st and the 22nd
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 33225.98s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on -1277/11/22 at 0h 48m 2.97s. |
|---|
| Geocentric longitude of Venus |
228° 55' 34.488". |
| Geocentric latitude of Venus |
+0° 12' 58.74". |
| Geocentric longitude of the Sun |
228° 55' 34.488". |
| Geocentric latitude of the Sun |
+0° 0' 8.98". |
| Equatorial parallax of the Sun |
8.95". |
| Equatorial parallax of Venus |
33.35". |
| True semi-diameter of the Sun |
16' 17.2". |
| True semi-diameter of Venus |
31.64". |
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 21 st at 21h 29m 49.8s |
+ 61° 51.2' |
+21° 6.4' |
+144° 22.6' |
-17° 35.7' |
| Ingress, interior contact |
the 21 st at 21h 53m 21.8s |
+ 69° 16.0' |
+25° 7.6' |
+150° 17.1' |
-17° 35.2' |
| Least angular distance |
the 22 nd at 0h 18m 54.2s |
+130° 6.1' |
+59° 34.2' |
-173° 10.5' |
-17° 32.7' |
| Egress, interior contact |
the 22 nd at 2h 44m 26.0s |
- 99° 28.3' |
+67° 57.5' |
-136° 38.3' |
-17° 30.2' |
| Egress, exterior contact |
the 22 nd at 3h 7m 58.1s |
- 85° 19.8' |
+65° 17.4' |
-130° 43.8' |
-17° 29.7' |
Durations of the general phases
- Duration of the general transit : 5h 38m 8.33s.
- Duration of the transit inside the shadow : 4h 51m 4.23s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 38.76 R
- Geocentric distance of the edge of the shadow : -7.59 R
- Geocentric distance of the edge of the penumbra : -10.19 R
- Semi-diameter of the cone of penombra : 41.35 R
- Least topocentric distance : 12' 15.920"
Geocentric phases
| Geocentric phases |
Date and instant in UTC |
Venus being in the Zenith in |
Position Angle P |
|---|
| Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 21 st at 21h 38m 39.6s |
+146° 35.6' |
-17° 35.5' |
+ 66° 22.5' |
| Ingress, interior contact |
the 21 st at 22h 3m 3.3s |
+152° 43.1' |
-17° 35.1' |
+ 61° 45.1' |
| Least angular distance |
the 22 nd at 0h 18m 53.7s |
-173° 10.6' |
-17° 32.7' |
--- |
| Egress, interior contact |
the 22 nd at 2h 34m 45.8s |
-139° 4.0' |
-17° 30.3' |
+348° 41.8' |
| Egress, exterior contact |
the 22 nd at 2h 59m 9.5s |
-132° 56.5' |
-17° 29.9' |
+344° 4.4' |
Durations of the geocentric phases
- Duration of the general transit : 5h 20m 29.92s.
- Duration of the transit of the shadow : 4h 31m 42.50s.
- Least geocentric angular distance : 12' 40.255"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/VenusN1277.html
Last update : March 22nd, 2004.
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