| 2003B-PA-03A-0001 | Dobrzycki,Bechtold,Ebeling | Chandra Observation of HS 1603+3820 A Bright,High Redshift Quasar with Very Rich Associated Absorption |
| 2003B-PA-03A-0066 | Veilleux,Rupke | Superwinds in Ultraluminous Infrared Galaxies: The Spring Sample |
| 2003B-PA-03A-0346 | Turnshek,Rao,Nestor | A Survey for Low-Redshift High Column Density QSO Absorption Line Systems |
| 2003B-SAO-4 | Steeghs,Miller,Charles,Casares,Homan | The Persistent Black-Hole Candidate 4U1957+115: Establishing its Mass via Bowen Fluorescence |
| 2003B-SAO-11 | Fabricant,McLeod,Szentgyorgyi,Caldwell | f/5 Commissioning |
| 2003B-SAO-12 | W.Brown,Geller,Kenyon,Kleyna | Exploring the Galactic Halo |
| 2003B-SAO-19 | Kirshner,Matheson,Challis,Cho,Hicken | Supernova Spectroscopy |
| 2003B-UAO-L3 | Impey,Petry,Bai,Eriksen,Marble | Cosmology with Quasar Pairs |
| 2003B-UAO-L6 | Fan,Strauss | A Survey of Luminous Quasars at z ~ 6 in the Northern Galactic Cap |
| 2003B-UAO-A04 | Wagner,Starrfield,Schwarz | A Key Test of the Nova Phenomenon |
| 2003B-UAO-A05 | Liu,P.Hinz,Hoffmann | Searching Main-Sequence Stars for Exosolar Zodiacal Dust with Nulling Interferometry |
| 2003B-UAO-A12 | Davi,Williger,Clowes,Haines,Graham | Very Large Scale Structure at z ~ 1.3 from C IV and Mg II Absorbers in a Large Quasar Group |
| 2003B-UAO-A28 | Gillespie,van | Zee,Schade Spectroscopic Observations of Low Surface Brightness Galaxies from the SMUDGES Survey |
| 2003B-UAO-A38 | Hathi,Windhorst | Constraining Omega-Lambda and Omega-Matter from the Redshift Distribution of Elliptical Galaxies |
| 2003B-UAO-A41 | Egami,G.Rieke,Papovich,Dole,Rigby | Deep Near-IR Imaging of the SIRTF Lensing Cluster Survey Sample |
| 2003B-UAO-A45 | Wildi,Lloyd-Hart,Brusa,P.Hinz,Hoffman,Close | Development and Characterization of the MMT AO System |
| 2003B-UAO-A46 | Close,Bieging,P.Hinz,Hoffmann,Marengo,Lloyd-Hart | A New Era of Ultra-High Precision Imaging from Large Telescopes: Thermal Imaging of Dusty Disks and Shells Around AGB Stars with an Adaptive Secondary |
