Pegasus
Payload Accommodations
Payload Compartment | |
Maximum Dynamic Payload Diameter | 1168 mm (46.0 in.) |
Maximum Cylinder Length | 1110 mm (43.72 in.) |
Maximum Cone Length | 1016 mm (40.0 in.) |
Payload Adapter Interface Diameter (bolt circle) | 985.8 mm (38.81 in.) |
Payload Integration | |
Nominal Mission Schedule Begins | T–104 weeks |
Launch Window | |
Last Countdown Hold Not Requiring Recycling | T–4 min |
On-Pad Storage Capability | Indefinite |
Last Access to Payload | T–3 h |
Environment | |
Maximum Axial Load | +11 g (payload weight dependent) |
Maximum Lateral Load | +4.7 g static during pull up, ±3.75 g in z-axis at base with sinusoidal input during drop transient. |
Minimum Lateral/Longitudinal Payload Frequency | 20 Hz/20 Hz |
Maximum Acoustic Level | 119 dB at 800 Hz |
Overall Sound Pressure Level | 124.8 dB |
Maximum Flight Shock (including separation) | 3500 g from 1000–10,000 Hz |
Maximum Dynamic Pressure on Fairing | 48 kPa (1018 lbf/ft2) |
Maximum Aeroheating Rate at Fairing Separation | 4542 W/m2 (0.4 BTU/ft2/s) |
Maximum Pressure Change in Fairing | Very low |
Cleanliness Level in Fairing | Class 100,000 or better available |
Payload Delivery | |
Standard Orbit Injection Accuracy (3 sigma) | For 500 km (270 nmi) circular polar orbit: ±111 km (60 nmi), ±0.3 deg inclination With hydrazine precision injection kit: ±28 km (15 nmi), ±0.05 deg inclination |
Attitude Accuracy (3 sigma) | ±3 deg inertial, ±4 deg sun pointing |
Nominal Payload Separation Rate | 1 m/s (3 ft/s) (mass dependent) |
Deployment Rotation Rate Available | Payload mass dependent |
Loiter Duration in Orbit | > 60 min |
Maneuvers (Thermal/Collision Avoidance) | Yes |
Multiple/Auxiliary Payloads | |
Multiple or Comanifest | Multiple and comanifesting are common. Payloads can be supported in a dual payload attach fitting or the lower satellite(s) may be load bearing. |
Auxiliary Payloads | Auxiliary payloads can be accommodated depending on available performance and volume. |