... 6 3.1 First Coaxial and TE11 Mode Horn Set: 15.3 cm Aperture .. ... 7 3.2.1 TE11 Mode Feed Horn Geometry.. ... Feed Type 48 47 10xLog10(Aeff[mІ]) 46 TE11 Mode Horn 26.0 cm Parkes TE11 mode Horn 24.0 cm Bird Coax Horn 19.6 cm Coax Horn 19.0 cm Lowell Coax horn 15.3 cm TE11 mode Horn 19.0 cm TE11 mode Horn 15.3 cm 45 44 43 42 1.200 1.250 1.300 1.350 1.400 1.450 1.500 1.550 Frequency [ GHz ] Figure 6.1 Antenna Effective Aperture at Pixel # 0 vs. frequency and ...

... Chapter 12: Near Infrared Camera and Multi-Object Spectrometer(NICMOS) > 12.5 Tabular Data . ... Only exposures using the corresponding configuration ( NIC1 , NIC2 , NIC3 ) may use a given camera?s apertures. ... One aperture in each camera ( NIC1?FIX , NIC2?FIX , NIC3?FIX ) corresponds to a fixed pixel at or near the center of the detector array, which will not change on orbit. ... Only exposures using the corresponding configuration ( NIC1 , NIC2 , NIC3 ) may use a given camera?s spectral elements...

SAS Builds - xmmls11 Eduardo Ojero Pascual (SAS Integration - XMM-Newton SOC) <eduardo.ojero@sciops.esa.int> . Fri, 8 May 2009 16:00:30 GMT . Previous message: [sas-uploads] xcolorcod-1.21.tgz . Next message: [sas-uploads] SAS manifest reltrackun [xmmsas_20090508_1701_md5sums] uploaded . Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] . ...

Computer Ephemeris for 2014 from DE200/LE200. Apparent places of fundamental stars. ... Due to huge amount of data in this section of Computer Ephemeris, please, download zip file here. ... The first row contains FK5 number, magnitude, spectral class, name of the star. ... The second row contains date when upper culmination of star take place twice. ... Line 'J1997.5' contains seconds of alpha and delta to be added to alpha0 delta0 to form mean place at J1997.5. ...

Delay Line Pipes & Supports Design Description v1.0 INT-406-VEN-0115.doc Y Z MRO Delay Line Delay Line Pipes and Supports Design Description Document No. ... 8 2.1.4 End Sections and End Plates .. ... A depiction of the pipes and supports at the BCA end of the delay line is shown in Figure 1. ... 9 Delay Line Pipes & Supports Design Description v1.0 INT-406-VEN-0115.doc End Plate Limit target Plate End Section O-ring B1 M5 M6 M4 B2 M1 M2 Buffer Assembly M3 S1 S2 S3 S4 Figure 4 BCA End Plate. ...

... Asteroid Introduction (This Page) . ... Asteroid Summary . Asteroids . Gaspra , Ida & Dactyl , Toutatis , Castalia , Vesta , Geographos, Mathilde . ... NEAR Spacecraft Homepage . Near-Earth Asteroid 3753 - Earth's Curious Companion . ... Then on October 1991 asteroid 951 Gaspra was visited by the Galileo spacecraft and became the first asteroid to have hi-resolution images taken of it. ... Both Gaspra and Ida are classified as S-type asteroids composed of metal-rich silicates. ... Gaspra . ...

... Stuart and Binzel Asher et al. year 1984 1998 entity collisions method historic comet encounters comet dynamics comet dynamics comet dynamics Spaceguard close encounters with NEAs close encounters with comets Spaceguard lunar meteorites close encounters with NEAs active comets 43 Myr (mostly 1 km) Halley-type comets "comparable with NEAs" Impact frequencies Estimates of Tunguska-like impact frequencies have varied enormously over the years. ... The actual number of active H T comets is ~25. ...

... Digital systems . ... Standard Stars - CCD Photometry, Transformations and Comparisons . ... Figure 2: A typical sample of transformation relations to the Landolt standard system (1996 Nov. ... 0.006 . ... Landolt's natural GaAs u - b system is not very close to the standard U - B system and so it is likely that, because the transformations were made using a U - B colour term alone, systematic U - B differences exist for some kinds of stars namely, A-F stars, reddened B-A stars and giant A-F stars. ...

... Printed in U.S.A. The Hipparcos and Tycho Photometric System Passbands MICHAEL S. BESSELL Research School of Astronomy and Astrophysics, Institute of Advanced Studies, The Australian National University, Private Bag, Weston Creek P.O., ACT 2611, Australia ; bessell=mso.anu.edu.au Received 2000 March 6 ; accepted 2000 April 17 ABSTRACT. Hipparcos and T ycho magnitudes have been extracted for many of the E-region standard stars. ... B [V regression for the E-region stars. ...

The Catalogue of Solar Flare Events with X-ray Class M1-X > 17.5 XXIII Cycle of Solar Activity (1996 - 2008) by V.N. Ishkov IZMIRAN, GC RAN Version 2 - with some corrections and additions: da - the angular span of the CME (Halo = 360 deg.); Solar proton enhancement. y m d - date: year, month, day; to tm te - begin, maximum, end of the flare event; Xray/opt - X-ray class and optical importance of the flare event; L (J*m-2) - the integrated flux from start-max to 1/2 max, in joule m-2; lt, lg, L - the