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RCH01: Commander AMC
RCH02: Deputy Commander AMC
RCH03: Commander of 618th Tanker Airlift Control Center & 18th Air Force?
RCH04: Commander of 618th Tanker Airlift Control Center & 18th Air Force?
RCH5Ex: Antartica Mission?
RCH6Ex: Antartica Mission?
RCH28x: seems related to POTUS support
RCH29x: seems related to POTUS support
RCH34x: seems related to POTUS support
RCH35x: seems related to POTUS support
RCH36x: seems related to POTUS support
RCH37x: seems related to POTUS support
RCH47x: seems related to POTUS support
RCH48x: seems related to POTUS support
RCH50x: seems related to POTUS support
RCH51x: seems related to POTUS support
RCHxxxT: seems related to POTUS support
RCHxxxH: Humanitarian
RCH181x & RCH182x: Diplomatic flights, always 437th AMW C-17
RCH802x: Always a 437th AMW C-17 (x = various letters e.g RCH802W)
RCHxxxx: derived from their tailnumber.
RCH10xx: Special Ops a/c Ferry?
RCH01x: ???
RCH05x: AAR ferry.
RCH06x: AAR ferry.
RCH07x: AAR Ferry
RCH08x: AAR ferry
RCH09x: AAR ferry
RCH0xx: Various
RCH1xx: Various
RCH2xx: Various
RCH3xx: Various
RCH4xx: Various
RCH5xx: Various
RCH6xx: Various
RCH7xx: Various
RCH8xx: Various
RCH9xx: Various
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