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Attachment 3: Presentation to the Committee by the Space Interferometry Mission Project Team
Pages 9-39

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From page 9...
... Attachment 3 Presentation to the Committee on Astronomy and Astrophysics by the Space ~teferometry Mission Project Team at the Jet Propulsion Laboratory 1 r ~ Hi_ 5 , ~ i .
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... Histor~cal Summary PAL .O U: In £ h ~.
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... ~. SIMSciencel990, 1999, 2002 J - LI ; .
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... ~ SIM Science Team Selected in 2000 PAL p . Key Science Projects A,.
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... ~. Astro~netric Planet Detection Spy_ , .
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... 5 1 1 SIM Science Summary Jo | _ SIM Planet Science | g. · The SIM planet science program has 3 components.
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... The Distance Scale and Stellar Evolution "s ~ sit : _ Distances to galactic cepheids to a Kpc can be measured to <1% accuracy, a key element in the cosmic distance scale The utility of RR Lyrae stars as a distance indicator depends on knowing their properties as a function of metallicity - SIM will observe RR Lyrae stars in globular clusters spanning -2.0 fFe/H] <-0.7 SIM will permit 1% mass measurements over the whole range of stellar - _: types, including ~ - Black holes, OB stars to brown dwarfs, and white dwarfs f ~ .
From page 16...
... l 1 5 t 1 _ ~ Active Galaxies and FundamentalPhysics PAL 3 If ~ - ., In f e; f · SIM astrometry at different colors will distinguish between various jet and disk models of AGN if - SIM can detect the orbital motions of two merging AGN (OJ287?
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... Off ~ Calibration, Analysis, and Observation Planning, PLY .
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... 1 l j: 5 1 1 . Summary JPL j .
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... t ~ Knowledge andIgnorance of Ex~asola* Planets PAL | , .
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... 5 ~ Broad Survey ofplanetary systems JPL 5 ; ' - - _ ..
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... :~ Unique Contributions from SIM s_~s _~ 4_- t o S .
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... What is the mass of the largest star ? What is the true dependence of the mass-luminosity relation on age ?
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... Probe of Inner Galactic Potential _lpl_ :$~3 ~ ~~ < ~ .
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... ~ Dynamics of the Local Universe , .
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... l 5 A, U: ~~t £ ~ i At to t.
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... Stellar Masses: questions !
From page 28...
... l 5 ~ ~ Why Measure Precise (1%) Masses?
From page 30...
... q i if Space Interferometry Mission · Salient Features 1 — 3 collinear Michelson Stellar Interferometers 10 meter baseline Visible wavelength Launch Vehicle: Space Shuttle or EELV Earth-trailing solar orbit 5 year mission life wim 10 year goal SIM is a JPL, Caltech, Lockheed Martin, TRW, and SIM Science Team partnership UJ I · Science Perform a search for other planetary systems by surveying 2000 nearby stars for astrometric signatures of planetary companions Survey a sample of 200 nearby stars for orbiting planets down to terrestrial-type masses Improve best current catalog of star positions by >lOOx and extend to fainter stars to allow extension of stellar knowledge to include our entire galaxy Study dynamics and evolution of stars and star clusters in our galaxy to understand how our galaxy was formed and how it will evolve. Calibrate luminosities of important stars and cosmological distance indicators to improve our understanding of stellar processes and to measure precise distance in the distant universe CAA- SIM Program Status ~~ ~ ~ t ~ *
From page 31...
... - ~ ~, Brief History JPL ~ O | · SIM's last presentation to this committee was by Tom FrascheHi (then SIM Project Manager) & Mike Shao in Dec 2000 - Project had just completed an Independent Assessment (IA)
From page 32...
... 1 SIM Astrometric Perfonnance -- Based on "today's" component Technolocy~~~~~~~~ 1 q ~ .
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... 5 SIM Flight System as of Dec 2000 Jp~ | (Obsolete)
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... ~ Current Version (L15X) Shared Baseline JPL .
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... I LV Option l What is it? LV Trades (Ongoing)
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... 1 5 am' J· F _ 1 in_ lo_ V: (3riginH Mission Schedule i CAA- SIM Program Status ~~ ~ ~ ~ fir *
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... t ;' FY'03 In-Guide Project Schedule PAL LRD 4/10 .
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... l ~l J_~ "L ~, ~4 ~_ U: 1 1 ~ NASA (3Zigi^fi Mission 1 Backup CAA- SIM Proglam Siatus ~ ~ ~ ~ ~ *
From page 39...
... L PI . Option2 Project Schedule JPL LRD 8/09 F''98 FY'99 F''OO FY'01 FY'02 FY'03 FY'04 Selac Ind.

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