1. Ground-Based Global Navigation Satellite System Combined Broadcast Ephemeris Data (daily files) from NASA CDDIS
  2. temporal
YearFile Count
19921254
19931439
1994765
1995736
1996728
1997721
1998696
1999710
2000841
2001707
2002712
2003713
2004712
20051390
20061406
20071416
20081403
20091407
20101420
20111411
20121425
20132299
20142597
20152575
20164157
20171772
20183335
20194575
20204311
20213567
20224236
20233624
20243167
20252672
2026370