Table 2 The number of orbits at N and S
From: Conjugate observations of power line harmonic radiation onboard DEMETER
Zone | Months | Daytime orbits (Number of PLE) | Nighttime orbits (Number of PLE) | ||||
|---|---|---|---|---|---|---|---|
Total | With PLHR | Without PLHR | Total | With PLHR | Without PLHR | ||
N | Apr–Sep | 395 (149) | 1 (1) | 394 (148) | 399 (36) | 0 (0) | 399 (36) |
Jan–Mar and Oct–Dec | 426 (257) | 21 (21) | 405 (236) | 455 (117) | 5 (4) | 450 (113) | |
S | Apr–Sep | 56 (2) | 0 (0) | 56 (2) | 53 (7) | 0 (0) | 53 (7) |
Jan–Mar and Oct–Dec | 58 (6) | 10 (0) | 48 (6) | 60 (1) | 0 (0) | 60 (1) | |