Jonathan T Wojack wrote: > > "High solar angles" means that the Sun is near the orbit plane > > normal, so > > the satellite is in sunlight along the entire orbit (or just too > > long). > > > > This total illumination occurs approximately every 60 days, but only > > during > > summer and winter. > > > > In May 2002 this is on days 26-29. > > Do the exterior surfaces of the Space Shuttle and the ISS explain why the > Shuttle cannot withstand this blackout period, but the ISS can? I think (I read this elsewhere), the problem is with shuttle's radiators. Those radiators - removing excessive heat from orbiter's systems - must be kept in shadow, to be efficient. And in high beta angles this condition cannot be met for longer periods of time. > > > ------------------------------ > Jonathan T. Wojack tlj18@juno.com > 39.706d N 75.683d W 5 hours behind UT (-5) > ***DOZENS OF SCIENTIFIC AMERICAN, ASTRONOMY, > SKY AND TELESCOPE, AD ASTRA MAGAZINES ARE FOR SALE*** > > ________________________________________________________________ > GET INTERNET ACCESS FROM JUNO! > Juno offers FREE or PREMIUM Internet access for less! > Join Juno today! For your FREE software, visit: > http://dl.www.juno.com/get/web/. > > ----------------------------------------------------------------- > Unsubscribe from SeeSat-L by sending a message with 'unsubscribe' > in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org > http://www.satellite.eu.org/seesat/seesatindex.html -- ---------------------------------------------------------- Antonin Vitek Office: Main Library - Academy of Sciences of the Czech Republic Narodni 3, CZ-115 22 Praha 1, Czech Republic Phone: +420(2)21 40 32 55 **** Note change in phone no. **** Fax: +420(2)24 24 05 26 E-mail:AVITEK@LIB.CAS.CZ My satellite home page: http://www.lib.cas.cz/knav/space.40/index.html Home: Kytin 127, CZ-525 10 p. Mnisek p.B., Czech Republic Phone: +420(305)592865 Coordinates: 14.2193 deg E, 49.8488 deg N, 442 m ASL ----------------------------------------------------------
This archive was generated by hypermail 2b29 : Sat Mar 23 2002 - 02:01:50 EST