diff --git a/edosl0util/rdrgen.py b/edosl0util/rdrgen.py
index e3b7a371a264c287f57ee09658e332e76708b26f..e67734d82b3a3dfeb7599c63ea7a98c255aee1da 100644
--- a/edosl0util/rdrgen.py
+++ b/edosl0util/rdrgen.py
@@ -639,7 +639,7 @@ def make_rdr_filename(rdr_types, sat, aggr_begin, aggr_end, orbit_num, creation_
     aggr_begin = iet_to_datetime(aggr_begin)
     aggr_end = iet_to_datetime(aggr_end)
     prod_ids = '-'.join(sorted(t.product_id for t in rdr_types))
-    sat = {'snpp': 'npp'}[sat]
+    sat = {'snpp': 'npp', 'j01': 'j01'}[sat]
     if origin.endswith('-'):
         origin = origin[:-1] + ('c' if compressed else 'u')
 
@@ -698,6 +698,12 @@ def get_overlapping_granules(sat, gran_len, start_iet, stop_iet):
     return rv
 
 
-satellite_base_times = {'snpp': 1698019234000000}
-platform_short_names = {'snpp': 'NPP'}
+satellite_base_times = {
+    'snpp': 1698019234000000,
+    'j01': 1698019234000000,
+}
+platform_short_names = {
+    'snpp': 'NPP',
+    'j01': 'J01',
+}
 instrument_short_names = {'viirs': 'VIIRS', 'cris': 'CrIS', 'atms': 'ATMS', None: 'SPACECRAFT'}