| 2003C-PA-03B-0041 | Nestor,Turnshek,Rao | A Survey for Low-Redshift High Column Density QSO Absorption Line Systems |
| 2003C-PA-03B-0273 | Humphreys,Wagner,Davidson,Weis,N.Smith | Supernova Impostors and Their Kin |
| 2003C-PA-03B-0349 | Bond,Alves,O'Brien | Spectra of Post-AGB Stars in the M31 Halo |
| 2003C-PA-03B-0370 | Kulkarni,York,Lauroesch,Khare,Crotts,Nakamura | The Evolution of Metals and Dust in Damped Lyman-Alpha Quasar Absorbers |
| 2003C-PA-03B-0442 | Massey,Kudritzki,Bresolin,Bianchi,De | Gioia-Eastwood,Puls,Pauldrach The Physical Parameters and Stellar Winds of Hot,Massive Stars at High Metallicity: O-Stars in the Andromeda Galaxy |
| 2003C-SAO-1 | Fabricant,McLeod,Caldwell,Szentgyorgyi | Hectospec/Hectochelle and Megacam Commissioning |
| 2003C-SAO-2 | McLeod,Elston | Flamingos Engineering |
| 2003C-SAO-3 | McLeod,Conroy | Minicam Engineering |
| 2003C-SAO-4 | McLeod,Garnavich,Stanek,Bersier,Garcia,Jha,Szentgyorgyi | Gamma Ray Burst Polarization |
| 2003C-SAO-5 | Winn,Stanek,Sasselov,Garnavich | Fine Structure of a Possible Protoplanetary Disk: Polarimetry |
| 2003C-SAO-6 | Kirshner,Matheson,Challis,Hicken | ESSENCE: Spectroscopy of High-Redshift Type Ia Supernovae |
| 2003C-SAO-7 | Luhman,Fazio | Searching for the Bottom of the Initial Mass Function |
| 2003C-SAO-8 | C.Lada,Muench,Teixeria,E.Lada | Deep Extinction Mapping of IC 5146 |
| 2003C-SAO-9 | Luhman | A Search for Young Brown Dwarfs in Taurus |
| 2003C-SAO-10 | Kirshner,Matheson,Challis,Hicken | ESSENCE: Photometry of High-Redshift Type Ia Supernovae |
| 2003C-SAO-11 | W.Brown,Geller,Kenyon,Kleyna | Exploring the Galactic Halo |
| 2003C-SAO-12 | Elvis,Marengo,Karovska,Korista,B.Peterson,Ward,N.Murray | AGN Solutions from Near-IR Paschen and Bracket Lines |
| 2003C-SAO-14 | Greene,Ho,Huchra | Mass and Accretion Rate for Double Peaked Broad Line AGN |
| 2003C-SAO-15 | Megeath,Allen,Myers,Gutermuth,D.Peterson,Pipher | Star And Planet Formation in Young Stellar Groups and Clusters |
| 2003C-SAO-17 | Marengo,Karovska,P.Hinz,Hoffmann,Fazio,Miller | The Dusty Envelope of the Mira AB Interacting System UAO-S1 Bechtold,Januzzi IGM and the Distribution of Galaxies at z~1 |
| 2003C-UAO-S2 | Biller,Close,P.Hinz,Hoffmann,Miller,Brusa,Bieging | High Strehl,Mid-IR AO Imaging of AGB and Post-AGB Stars with Molecular Reservoirs: Direct Imaging of the Disks around the Red Rectangle,BM Gem,and EP Aqr |
| 2003C-UAO-S3 | Burstein,Li | Nitrogen and the Formation of Globular Clusters |
| 2003C-UAO-S4 | Close,Biller,P.Hinz,Hoffmann,Brusa,Miller | Ultra-Stable PSF Mid-IR AO Imaging of Herbig Ae/Be Disks |
| 2003C-UAO-S6 | Egami,G.Rieke,Papovich,Rigby,Dole | Deep Near-IR Imaging of the SIRTF Lensing Cluster Survey Sample |
| 2003C-UAO-S7 | Egami,Neugebauer | Mid-Infrared Imaging of NGC 1068 with 0.1 (7 pc) Spatial Resolution |
| 2003C-UAO-S8 | Fan,Schmidt,Brandt,Schneider | The Most Distant Blazar? Spectropolarimetry of an X-Ray Loud Quasar at z = 4.94 |
| 2003C-UAO-S9 | Fan,Eisenstein,Hennawi,Pindor,Strauss | Spectroscopy of SDSS QSO Pairs: Distinguishing Lenses from Binaries |
| 2003C-UAO-S10 | Fan,Jiang,Strauss,Hennawi | Faint z ~ 6 Quasars in the SDSS Deep Survey Area |
| 2003C-UAO-S11 | Finn,Zaritsky,McCarthy | H-Alpha Derived Star-Formation Rates of z H 0.8 Galaxy |
| 2003C-UAO-S12 | Gillespie,van | Zee,Schade Spectroscopic Observations of Low Surface Brightness Galaxies from the SMUDGES Survey |
| 2003C-UAO-S13 | P.Hinz,Miller,Brusa,Lloyd-Hart,Close,Kenworthy | Refinement and Characterization of the MMT AO System |
| 2003C-UAO-S14 | Humphreys,Wagner | Supernovae Impostors and Their Kin |
| 2003C-UAO-S15 | Kennicutt,Chen,Rauch | Evolutionary Diagnostics of Damped Lyman-Alpha Absorbing Galaxies |
| 2003C-UAO-S16 | Knierman,McCarthy | Resolving a Tidal Dwarf Galaxy: Stellar Populations and Hidden Mass |
| 2003C-UAO-S17 | Liebert,K.Williams,Munn,Harris,Dahn,von | Hippel,Winget An Improved Luminosity Function of Cool White Dwarfs from the Sloan Digital Sky Survey |
| 2003C-UAO-S18 | Liu,P.Hinz,Hoffmann,Silverstone | Development of Nulling Interferometry for an Exo-Zodiacal Dust Survey |
| 2003C-UAO-S19 | Massey,De | Gioia-Eastwood Evolution of Massive Stars: Closing the Loop Observationally in the Local Group |
| 2003C-UAO-S20 | McCarthy,Knierman,Close,Biller | Commissioning the ARIES Instrument with MMT Adaptive Optics |
| 2003C-UAO-S21 | Olszewski,Saha,Dolphin | Breaking the Age-Metallicity Degeneracy in Deepest Ever HST M31 Halo Field |
| 2003C-UAO-S22 | Oppenheimer,Bieging,Close,P.Hinz,Hoffmann,Lloyd-Hart | Mid-IR AO Imaging of Proto-Planetary Nebulae |
| 2003C-UAO-S24 | Szkody,Schmidt | Determining Magnetic Fields of New SDSS Polars |
| 2003C-UAO-S26 | Wagner,Starrfield,Schwarz | A Key Test of the Nova Phenomenon |
| 2003C-UAO-S27 | Wagner,Starrfield,Bond | Probing the Circumstellar Environment of the Luminous Variable Star V838 Mon |
| 2003C-UAO-S28 | Woodward,T.Jones,Brusa,Close,Fisher,P.Hinz,Hoffmann,Lloyd-Hart,Miller,Wildi | Mid-IR AO Imagery of Comets 2P/Encke and C/2002 T7 (LINEAR) |
