| Official name | ATLAS 2A CENTAUR R/B |
| Alternative name | ATLAS (Atlas IIA) |
| Cospar ID | 1998-058B |
| Norad ID | 25502 |
| Launch date | 1998-10-20 |
| Launch site | AFETR |
| Launch vehicle | Atlas-2A |
| RCS size | LARGE |
| Decay date | ON ORBIT |
| Period (min) | 320.67 |
| Inclination (deg) | 27.01 |
| Perigee (km) | 267 |
| Apogee (km) | 18015 |
| Eccentricity | 0.970790941910076 |
| Mean motion (revs. per day) | 4.49059781083357 |
| Semi-Major axis (km) | 15519.135 |
| Raan (deg) | 205.678 |
| Arg of perigee (deg) | 209.6059 |
| Shape | Cyl |
| Mass (kg) | 2095 |
| Diameter (m) | 3.05 |
| Height (m) | 10.1 |
| Span (m^2) | 10.1 |
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