SOHO and the 2006 Mercury transit

8 November 2006 20:09:32 UTC - 9 November 2006 01:07:59 UTC

Transit data

The Mercury transit will be seen by SOHO. The data on the transit as it is seen from SOHO are summarized below:

The angular radius of the Sun as seen from SOHO 0.27137º
The lowest SOHO/Sun/Mercury angle 0.1153º
Ingress (just touching outside) 8 Nov 2006 at 20:09:32 UTC
Ingress (just touching inside) 8 Nov 2006 at 20:11:23 UTC
Greatest transit (closest approach of the centers) 8 Nov 2006 at 22:38:43 UTC
Separation at greatest transit 413.978 arc-sec
Egress (just touching inside) 9 Nov 2006 at 01:06:08 UTC
Egress (just touching outside) 9 Nov 2006 at 01:07:59 UTC
Transit total duration 4 h 58 min 27 s

The data provided by the Flight Dynamics Facility (FDF) in 5 min increments is on the web in HTML, text and Excel formats. For summary information on the view from Earth, see here.

Synopsis of SOHO observations (to-be-completed)

EIT Observes the transit in all four wavelengths between 8 Nov 2006 18:45 UT and 9 Nov 2006 02:20 UT
LASCO Observes Mercury through its C2 and C3 fields
MDI High-rate observations throughout the transit

Further information is available in the SOHO's Science Planning Working Group minutes.


SOHO Links

SOHO-related links

Miscellaneous Links

Past transits observed with SOHO

Last modified on 7 Nov 2006 02:00 UTC by T. Siili