1628 May the 5th
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 86.21s
Longitudes are counted positively towards West and negatively towards East.
 Parameters at the instant of conjunction in longitude
| Conjunction on 1628/5/5 at 17h 58m 32.87s. |
|---|
| Geocentric longitude of Mercury |
45° 31' 16.564". |
| Geocentric latitude of Mercury |
-0° 9' 41.07". |
| Geocentric longitude of the Sun |
45° 31' 16.564". |
| Geocentric latitude of the Sun |
-0° 0' 0.31". |
| Equatorial parallax of the Sun |
8.70". |
| Equatorial parallax of Mercury |
15.82". |
| True semi-diameter of the Sun |
15' 49.7". |
| True semi-diameter of Mercury |
6.05". |
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 5 th at 14h 17m 22.3s |
- 51° 49.7' |
- 8° 28.7' |
+ 35° 1.4' |
+16° 26.1' |
| Ingress, interior contact |
the 5 th at 14h 21m 9.4s |
- 50° 43.6' |
- 8° 60.0' |
+ 35° 58.5' |
+16° 26.1' |
| Least angular distance |
the 5 th at 17h 32m 7.0s |
+ 23° 12.1' |
-58° 22.0' |
+ 83° 54.8' |
+16° 22.5' |
| Egress, interior contact |
the 5 th at 20h 42m 40.5s |
-169° 42.3' |
-59° 41.4' |
+131° 45.0' |
+16° 18.9' |
| Egress, exterior contact |
the 5 th at 20h 46m 27.7s |
-168° 9.7' |
-59° 14.7' |
+132° 42.0' |
+16° 18.8' |
Durations of the general phases
- Duration of the general transit : 6h 29m 5.32s.
- Duration of the transit inside the shadow : 6h 21m 31.07s.
Parameters of the shadow and penumbra cones and minimum elongation
- Semi-diameter of the shadow cone : 132.58 R
- Geocentric distance of the edge of the shadow : 52.35 R
- Geocentric distance of the edge of the penumbra : 54.05 R
- Semi-diameter of the cone of penombra : 134.28 R
- Least topocentric distance : 9' 23.923"
Geocentric phases
| Geocentric phases |
Date and instant in UTC |
Mercury being in the Zenith in |
Position Angle P |
|---|
| Longitude | Latitude |
|---|
| Ingress, exterior contact |
the 5 th at 14h 19m 35.6s |
+ 35° 34.9' |
+16° 26.1' |
+ 99° 6.5' |
| Ingress, interior contact |
the 5 th at 14h 23m 23.6s |
+ 36° 32.1' |
+16° 26.0' |
+ 99° 39.6' |
| Least angular distance |
the 5 th at 17h 31m 55.0s |
+ 83° 51.8' |
+16° 22.5' |
--- |
| Egress, interior contact |
the 5 th at 20h 40m 26.4s |
+131° 11.4' |
+16° 18.9' |
+205° 23.3' |
| Egress, exterior contact |
the 5 th at 20h 44m 14.5s |
+132° 8.6' |
+16° 18.8' |
+205° 56.4' |
Durations of the geocentric phases
- Duration of the general transit : 6h 24m 38.93s.
- Duration of the transit of the shadow : 6h 17m 2.79s.
- Least geocentric angular distance : 9' 31.024"
Send your suggestion to the author of the notes :
URL: http://www.imcce.fr/ephem/passage_eng/html_passage/MercureP1628.html
Last update : March 22nd, 2004.
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