# Data Dictionary - Players

field | data_type | description
--- | --- | ---
gsis_id | character | GSIS ID for player. Primary key for all data.
display_name | character | Full name of player
common_first_name | character | Common first name of player
first_name | character | First name of player
last_name | character | Last name of player
short_name | character | Player short name (i.e. F.Last)
football_name | character | Common player name (i.e. in most cases common_first_name last_name)
suffix | character | Name suffix of player
esb_id | character | ESB ID of player
nfl_id | character | NFL ID of player (this is used in Big Data Bowl Data)
pfr_id | character | Pro-Football-Reference ID for player
pff_id | character | PFF ID for player
otc_id | character | Over the Cap ID for player
espn_id | character | ESPN ID for player
smart_id | character | SMART ID for player (that’s in raw pbp. It includes a hashed ESB_ID)
birth_date | character | Player birth date (sourced from NFL. Other sources may differ)
position_group | character | Postion group of player as listed by NFL
position | character | Position of player as listed by NFL
ngs_position_group | character | Position group of player as listed by Next Gen Stats
ngs_position | character | Position of player as listed by Next Gen Stats
headshot | character | NFL headshot url for player
college_name | character | Official college (usually the last one attended)
college_conference | character | Conference of college
jersey_number | character | Latest jersey number of player
latest_team | character | Latest team the player was listed in
status | character | Roster status: describes things like Active, Inactive, Injured Reserve, Practice Squad etc
ngs_status | character | Next Gen Stats variant of status
ngs_status_short_description | character | Next Gen Stats status description
pff_position | character | Position of player as listed by PFF
pff_status | character | Roster status as listed by PFF
draft_team | character | Team that drafted player
height | numeric | Height of player (inches)
weight | numeric | Weight of player (lbs)
rookie_season | numeric | 4 digit number indicating which season the player was a rookie
last_season | numeric | 4 digit number indicating which season the player was active the last time
years_of_experience | numeric | Years played in league
draft_year | numeric | Year that player was drafted
draft_round | numeric | Round that player was drafted in
draft_pick | numeric | Pick number of player