| Official name | DELTA 1 R/B |
| Alternative name | Star 37D (Delta J) |
| Cospar ID | 1968-055B |
| Norad ID | 3315 |
| Launch date | 1968-07-04 |
| Launch site | AFWTR |
| Launch vehicle | Delta-J |
| RCS size | MEDIUM |
| Decay date | ON ORBIT |
| Period (min) | 155.57 |
| Inclination (deg) | 120.68 |
| Perigee (km) | 676 |
| Apogee (km) | 5731 |
| Eccentricity | 0.788980802247542 |
| Mean motion (revs. per day) | 9.25628334511795 |
| Semi-Major axis (km) | 9581.635 |
| Raan (deg) | 38.7775 |
| Arg of perigee (deg) | 88.4499 |
| Shape | Sphere + Cone |
| Mass (kg) | 70 |
| Height (m) | 1 |
| Width (m) | 0.9 |
| Depth (m) | 1 |
| Span (m^2) | 1 |
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