| 2003A-PA-02B-0252 | Schuler,King | Chromospheric Activity and Lithium Abundance Scatter in the Young Open Cluster M35 |
| 2003A-PA-02B-0342 | Statler,Young | The Evolution of CO-Rich Elliptical Galaxies: Stellar and Ionized Gas Kinematics |
| 2003A-PA-03A-0091 | Izotov,Thuan,Guseva | The Wolf-Rayet Stellar Populations in Low-Metallicity Star- Forming Galaxies |
| 2003A-PA-03A-0452 | Kulkarni,York,Khare,Lauroesch,Crotts,Nakamura | The Evolution of Metals and Dust in Damped Lyman-Alpha Quasar Absorbers |
| 2003A-SAO-2 | McLeod,Conroy | Minicam Engineering |
| 2003A-SAO-5 | Kirshner,Matheson,Challis,Cho,Hicken | Late-Time Supernova Light Curves |
| 2003A-SAO-7 | McLeod,Garnavich,Stanek,Bersier,Garcia,Jha,Szentgyorgyi | Gamma Ray Burst Polarization with Minicam |
| 2003A-SAO-8 | Barmby,Pahre,Huang,Willner,Huchra,Fazio | Deep IR Imaging of the Groth Strip |
| 2003A-SAO-9 | Stanek,Bersier,McLeod,Sasselov,Szentgyorgyi,Macri | Project DIRECT: Calibrating the P-L Relation for Cepheids Via the Maser-Host Galaxy NGC4258 |
| 2003A-SAO-10 | C.Lada,E.Lada,Muench,Alves | From Brown Dwarfs to Super Planets: The Substellar Initial Mass Function in Orion |
| 2003A-SAO-11 | Fabricant,McLeod,Caldwell,Szentgyorgyi | F/5 Commissioning |
| 2003A-SAO-12 | W.Brown,Geller,Kenyon,Kleyna | Exploring the Galactic Halo |
| 2003A-SAO-13 | Elvis,Karovska,Korista,Ward,Peterson,Murray | AGN Solutions from Near-IR Paschen & Brackett Lines |
| 2003A-SAO-15 | Luhman,Fazio | Searching for the Bottom of the Initial Mass Function |
| 2003A-SAO-16 | P.Zhao,Grindlay,Laycock,Edmonds,Hong,Schlegel,Cohn,Lugger | ChaMPlane Survey: Spectroscopy Follow-Up |
| 2003A-SAO-17 | McLeod,Elston | Flamingos Engineering |
| 2003A-SAO-19 | Kirshner,Matheson,Challis,Cho,Hicken | Supernova Spectroscopy |
| 2003A-SAO-20 | Holman,Grav,Kavelaars,Gladman | Astrometric Follow-Up of Jovian Irregular Satellites |
| 2003A-SAO-24 | Caldwell,Jha,Rose,Garnavich | Spectra of SN Ia Host Galaxies |
| 2003A-UAO-E2 | McCarthy | Commissioning the ARIES InstrumenT |
| 2003A-UAO-L2 | Impey,Petry,Eriksen,Marble,Bai | Cosmology with Quasar Pairs |
| 2003A-UAO-L6 | Fan,Strauss | A Survey of Luminous Quasars at z ~ 6 in the Northern Galactic Cap |
| 2003A-UAO-S1 | Egami,G.Rieke,Papovich,Dole,Rigby | Deep Near-IR Imaging of the SIRTF Lensing Cluster Survey Sample |
| 2003A-UAO-S2 | P.Hinz,Liu,Hoffmann | The First Search for Exo-Solar Zodiacal Dust Using Nulling Interferometry |
| 2003A-UAO-S6 | Olszewski,Morrison,Mateo,Harding,Helmi | Structure of the Milky Way Halo from the Spaghetti Imaging/Spectroscopy Survey |
| 2003A-UAO-S8 | Kennicutt,Chen,Rauch | Kinematics and Chemical Abundances of Damped Lyman- Alpha Absorbing Galaxies |
| 2003A-UAO-S9 | Gillespie,van | Zee,Schade Spectroscopic Observations of Low Surface Brightness Galaxies from the SMUDGES Survey |
| 2003A-UAO-S10 | Zaritsky,Gonzalez | Mass Estimators in the Supercluster Environment |
| 2003A-UAO-S11 | Garnett,Kennicutt,Bresolin | Calibrating the Extragalactic Abundance Scale |
| 2003A-UAO-S12 | Leistra,Liebert,Cotera | NIR Survey of Young Stellar Clusters in the Galaxy |
| 2003A-UAO-S13 | Finn,Zaritsky,McCarthy | HAlpha-Derived Star-Formation Rates of z H 0.8 Galaxy Clusters |
| 2003A-UAO-S14 | Eisenstein,Pindor | Spectroscopic Confirmation of SDSS QSO Lensing Candidates |
| 2003A-UAO-S15 | Fan | Exploring the Environment of a z = 6.43 Quasar |
| 2003A-UAO-S16 | Lee,Alonso-Herrero,J.Hinz | The Near-IR Luminosity-Metallicity Relationship for Dwarf Galaxies |
| 2003A-UAO-S31 | Hathi,Windhorst | Constraining Omega-Lambda and Omega-Matter from the Redshift Distribution of Elliptical Galaxies |
| 2003A-UAO-S32 | Schmidt,P.Smith | Magnetic White Dwarfs from the SDSS |
