| Identification Data |
| Common Name | Naos |
| Constellation | Puppis |
| Star Name | zet Pup |
| Skymap Number | 8030137 |
| Henry Draper (HD) Number | 66811 |
| Harvard Revised (HR) Number | 3165 |
| SAO Number | 198752 |
| Durchmusterung (DM) Number | CD-39 3939 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 312524 |
| Right Ascension (RA) J2000 | 8h 3m 35.046s |
| Declination (Dec) J2000 | -40° 0' 11.332" |
| Position Uncertainty | 0.0053s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00268 |
| Proper Motion in Dec (J2000) | +0.016866 |
| Radial Velocity | -023.9km s-1 |
| Trigonometric Parallax | +0.00233s |
| Trigonometric Parallax Uncertainty | 0.00051s |
| GCI Unit Vector in X (J2000) | -0.393332 |
| GCI Unit Vector in Y (J2000) | 0.657313 |
| GCI Unit Vector in Z (J2000) | -0.642830 |
| Galactic Longitude | 255.98° |
Galactic Latitude
| -4.71°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.22 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 2.02 |
| Observed B-V Colour | -0.203 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 2.3 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | O5f |
| One-Dimensional Spectral Class | Oe5 |
| Position Angle | |
| Year of Observation | AD |
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