MAGSAT | 1979 Oct 30 | 6 months | 158 kg | 351 km/578 km/ 96.74° | 93.9 min | 0.000574 | 16 samples/s, 1 nT resolution | duskside, 58-60° latitudes, close plasmapause, during quiet time, switching polarizations between L and R modes |
DE-2 | 1981 Aug 3 | 1.5 years | 420 kg | 309 km/1,012 km/89.99° | 98 min | 0.03 | 16 vectors/s, 1.5 nT, 0.1 mV/m resolution | electron temperature enhancement accompanies with Pc1, caused by thermal electron acceleration |
Viking | 1986 Feb 22 | | 535 kg | 822 km/14,000 km/ 98.7° | 270 min | 0.477 | 53 vectors/s, 1 nT resolution | Latitudinal width of Pc1 ~ 1° |
Freja | 1992 Oct 6 | 4 years | 274 kg | 601 km/1,756 km/63° | 108.9 min | | 8 samples/s, 1 V/m | Dispersive Pc1 bursts (peals), latitudinal width of Pc1 ~ 0.5° |
CHAMP | 2000 July 15 | 10 years | 500 kg | 450 km/87.18° | 93.5 min | 0.0007 | 50 Hz, RMS noise level of 0.05 nT | Climatology of Pc1 |
SWARM A, B & C | 2013 Nov 22 | 4 years | 468 kg | 460 km/87.4° | 104 min | | 50 Hz, 0.01 nT resolution | |