Ground-based ASIs:
  - themis_asi
  - rainbow
  - rego
  - ago
  - miracle
  - trex_blue
  - trex_nir
  - trex_rgb
  - trex_spect

Ground-based ASI sites:
  - atha
  - chbg
  - ekat
  - fsim
  - fsmi
  - fykn
  - gako
  - gbay
  - gill
  - inuv
  - kakt
  - kapu
  - kian
  - kuuj
  - luck
  - lyrn
  - mcgr
  - nrsq
  - pina
  - rabb
  - rank
  - resu
  - sach
  - snap
  - snkq
  - talo
  - tpas
  - whit

Satellite Traces (satellite_traces):
  - arase
  - epop
  - cluster1
  - dmsp06
  - dmsp07
  - dmsp08
  - dmsp09
  - dmsp10
  - dmsp11
  - dmsp12
  - dmsp13
  - dmsp14
  - dmsp15
  - dmsp16
  - dmsp17
  - dmsp18
  - dmsp19
  - fast
  - mms1
  - noaa8
  - noaa10
  - noaa12
  - noaa14
  - noaa15
  - noaa16
  - noaa17
  - noaa18
  - noaa19
  - noaa20
  - rbspa
  - rbspb
  - sampex
  - swarma
  - swarmb
  - swarmc
  - themisa
  - themisb
  - themisc
  - themisd
  - themise

Swarm EFI keograms (swarm_efi):
  - swarm_a_horizontal
  - swarm_a_vertical
  - swarm_b_horizontal
  - swarm_b_vertical
  - swarm_c_horizontal
  - swarm_c_vertical

Swarm FAC plots (swarm_fac):
  - swarm_a
  - swarm_b
  - swarm_c

Other:
  - epop_instrument_operations
  - fast_keo