Memory Alpha
Memory Alpha
Multiple realities
(covers information from several alternate timelines)
Starfleet insignia with serial number

A Starfleet insignia, inscribed with the wearer's serial number.

Serial numbers, or service numbers, were often used by military organizations as a means of identification.

United States military[]

Federation Starfleet[]

22nd century[]

The serial numbers featured on screen in "The Catwalk" include the initials of the actor; SB for Scott Bakula, JB for Jolene Blalock, and DK for Dominic Keating.

23rd century[]

Prime reality[]

Alternate reality[]

24th century[]

Terran Empire Starfleet[]

Michael Burnham mirror badge

Mirror Burnham's serial number mostly mirrors the prime universe Burnham's Starfleet serial number, except for the order of the letters SHN which remain the same.

The last three characters are illegible on the screen.

See also[]