Fleet
6 spacecraft under OrbitGuard screening
Fleet posture
Spacecraft6
Propellant28.5/ 48.3 kg
Aggregate Δv521m/s
Under screening6 of 6
Acting now1
Shortest runway1.4yr
Station-keeping runway
usable propellant above reserve
OG-1Meridian-12.1 yr
6.14 of 12.4 kg · reserve 2.2 kg · Hydrazine monopropellant, 4x0.6N
OG-2Meridian-21.4 yr
4.82 of 12.4 kg · reserve 2.2 kg · Hydrazine monopropellant, 4x0.6N
OG-3Sentinel-A6.5 yr
3.41 of 5.0 kg · reserve 0.8 kg · Xenon Hall-effect thruster
OG-4Sentinel-B7.2 yr
3.66 of 5.0 kg · reserve 0.8 kg · Xenon Hall-effect thruster
OG-5Halcyon7.0 yr
9.88 of 12.4 kg · reserve 2.2 kg · Hydrazine monopropellant, 4x0.6N
OG-6Kestrel1.4 yr
0.62 of 1.1 kg · reserve 0.2 kg · Cold gas (GN2)
Spacecraft
| Spacecraft | NORAD | Bus | Alt km | Incl ° | Period min | Propellant kg | Reserve kg | Δv m/s | SK runway | Active events |
|---|---|---|---|---|---|---|---|---|---|---|
| OG-1Meridian-1 | 58412 | ESPA-Grande / hydrazine | 512 | 97.4 | 94.8 | 6.14/ 12.4 | 2.2 | 27.3 | 2.1 yr | 2 |
| OG-2Meridian-2 | 58413 | ESPA-Grande / hydrazine | 514 | 97.4 | 94.9 | 4.82/ 12.4 | 2.2 | 18.2 | 1.4 yr | 1 |
| OG-3Sentinel-A | 59120 | SmallSat-200 / xenon | 548 | 53.0 | 95.6 | 3.41/ 5.0 | 0.8 | 197.8 | 6.5 yr | 1 |
| OG-4Sentinel-B | 59121 | SmallSat-200 / xenon | 547 | 53.0 | 95.6 | 3.66/ 5.0 | 0.8 | 216.6 | 7.2 yr | 1 |
| OG-5Halcyon | 60233 | ESPA-Grande / hydrazine | 705 | 98.2 | 98.8 | 9.88/ 12.4 | 2.2 | 49.7 | 7.0 yr | 2 |
| OG-6Kestrel | 61044 | CubeSat-12U / cold gas | 495 | 97.3 | 94.5 | 0.62/ 1.1 | 0.2 | 11.5 | 1.4 yr | 1 |