Upon closer inspection of the uplink report, it looks like the 4K channel was removed to make room for Fairbanks and Juneau, Alaska locals on CONUS.
18 changes seen 12/8/17 at 3:02pm ET (v22)
Channels Moved
15294 WJXT3 JACKSONVILLE, FL moved from 26s46 (Alaska) to TP 11 at 110° (OTA EPG Data)
15295 KTNL2 SITKA, AK (CBS) moved from 26s46 (Alaska) to TP 11 at 110° (OTA EPG Data)
8292 KATN (2 Local) FAIRBANKS, AK (ABC) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8293 K13XD (13 Local) FAIRBANKS, AK (CBS) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8294 KTVF (11 Local) FAIRBANKS, AK (NBC) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8295 KATN2 (7 Local) FAIRBANKS, AK (ABC) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8297 KUAC (9 Local) FAIRBANKS, AK (PBS) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8298 KJNP (4 Local) NORTH POLE, AK (TBN) moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
8299 ALSKA (70 Local) STATEWIDE ALASKA moved from 26s46 (Alaska) to TP 11 at 110° (SD Fairbanks, AK market Hidden)
9377 KJUD3 (7 Local) JUNEAU, AK (FOX) moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
9378 KJUD (8 Local) JUNEAU, AK (ABC) moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
9379 KTNL (2 Local) SITKA, AK (CBS) moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
9380 KATH (5 Local) JUNEAU-DOUGLAS, AK (NBC) moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
9383 KTOO (3 Local) JUNEAU, AK (PBS) moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
9384 ALSKA (70 Local) STATEWIDE ALASKA moved from 26s46 (Alaska) to TP 11 at 110° (SD Juneau, AK market Hidden)
Uplinks Removed
540 4K removed from 110° TP 11 (4K Hidden)
If so, maybe this gives some options for those who would want to "move" to get west coast (really far west) network feeds.