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nflfastR 4.6.1

Thank you to @andrewtek, @gregalvi86, @Ic4ru5Wing, @JoeMarino2021, @jreddy1990, @marvin3FF, @mrcaseb, @RicShern, @SPNE, and @trivialfis for their questions, feedback, and contributions towards this release.

nflfastR 4.6.0

New Features

Minor Improvements and Bugfixes

Thank you to @903124, @ak47twq, @andrewtek, @darkhark, @dennisbrookner, @marvin3FF, @mistakia, @mrcaseb, @nicholasmendoza22, @rickstarblazer, @RileyJohnson22, and @tanho63 for their questions, feedback, and contributions towards this release.

nflfastR 4.5.1

nflfastR 4.5.0

New (experimental) functions

Bugfixes and Minor Improvements

nflfastR 4.4.0

New Functions, Options, Data

Deprecation

Bugfixes and Minor Improvements

nflfastR 4.3.0

Minor Changes

Bug Fixes

nflfastR 4.2.0

nflfastR 4.1.0

Breaking changes

Functions

New Variables

Minor improvements and fixes

nflfastR 4.0.0

Breaking changes

Changed Functions

New Functions and Variables

Models and Miscellaneous

Minor improvements and fixes

nflfastR 3.2.0

Models

Minor improvements and fixes

nflfastR 3.1.1

New features

Database Function update_db()

New Functions

Minor improvements and fixes

nflfastR 3.0.0

Breaking changes

New features

Minor improvements and fixes

nflfastR 2.2.1

nflfastR 2.2.0

nflfastR 2.1.3

nflfastR 2.1.2

nflfastR 2.1.1

Functions

Miscellaneous

nflfastR 2.1.0

Models

Functions

Bugs

Miscellaneous

nflfastR 2.0.6

nflfastR 2.0.5

nflfastR 2.0.4

nflfastR 2.0.3

nflfastR 2.0.2

nflfastR 2.0.1

nflfastR 2.0.0

Models

Functions

Miscellaneous

Play-by-Play Output

The output has changed a little bit.

The following variables were dropped

Dropped Variables Description
game_key RS feed game identifier.
game_time_local Kickoff time in local time zone.
iso_time Kickoff time according ISO 8601.
game_type One of ‘REG’, ‘WC’, ‘DIV’, ‘CON’, ‘SB’ indicating if a game was a regular season game or one of the playoff rounds.
site_id RS feed id for game site.
site_city Game site city.
site_state Game site state.
drive_possession_team_abbr Abbreviation of the possession team in a given drive.
scoring_team_abbr Abbreviation of the scoring team if the play was a scoring play.
scoring_type String indicating the scoring type. One of ‘FG’, ‘TD’, ‘PAT’, ‘SFTY’, ‘PAT2’.
alert_play_type String describing the play type of a play the NFL has listed as alert play. For most of those plays there are highlight clips available through fast_scraper_clips.
time_of_day Local time at the beginning of the play.
yards Analogue yards_gained but with the kicking team being the possession team (which means that there are many yards gained through kickoffs and punts).
end_yardline_number Yardline number within the above given side at the end of the given play.
end_yardline_side String indicating the side of the field at the end of the given play.

The following variables were renamed

Renamed Variables Description
game_time_eastern -> start_time Kickoff time in eastern time zone.
site_fullname -> stadium Game site name.
drive_how_started -> drive_start_transition String indicating how the offense got the ball.
drive_how_ended -> drive_end_transition String indicating how the offense lost the ball.
drive_start_time -> drive_game_clock_start Game time at the beginning of a given drive.
drive_end_time -> drive_game_clock_end Game time at the end of a given drive.
drive_start_yardline -> drive_start_yard_line String indicating where a given drive started consisting of team half and yard line number.
drive_end_yardline -> drive_end_yard_line String indicating where a given drive ended consisting of team half and yard line number.
roof_type -> roof One of ‘dome’, ‘outdoors’, ‘closed’, ‘open’ indicating indicating the roof status of the stadium the game was played in. (Source: Pro-Football-Reference)

The following variables were added

Added Variables Description
vegas_wp Estimated win probabiity for the posteam given the current situation at the start of the given play, incorporating pre-game Vegas line.
vegas_home_wp Estimated win probability for the home team incorporating pre-game Vegas line.
weather String describing the weather including temperature, humidity and wind (direction and speed). Doesn’t change during the game!
nfl_api_id UUID of the game in the new NFL API.
play_clock Time on the playclock when the ball was snapped.
play_deleted Binary indicator for deleted plays.
end_clock_time Game time at the end of a given play.
end_yard_line String indicating the yardline at the end of the given play consisting of team half and yard line number.
drive_real_start_time Local day time when the drive started (currently not used by the NFL and therefore mostly ‘NA’).
drive_ended_with_score Binary indicator the drive ended with a score.
drive_quarter_start Numeric value indicating in which quarter the given drive has started.
drive_quarter_end Numeric value indicating in which quarter the given drive has ended.
drive_play_id_started Play_id of the first play in the given drive.
drive_play_id_ended Play_id of the last play in the given drive.
away_score Total points scored by the away team.
home_score Total points scored by the home team.
location Either ‘Home’ o ‘Neutral’ indicating if the home team played at home or at a neutral site.
result Equals home_score - away_score and means the game outcome from the perspective of the home team.
total Equals home_score + away_score and means the total points scored in the given game.
spread_line The closing spread line for the game. A positive number means the home team was favored by that many points, a negative number means the away team was favored by that many points. (Source: Pro-Football-Reference)
total_line The closing total line for the game. (Source: Pro-Football-Reference)
div_game Binary indicator for if the given game was a division game.
roof One of ‘dome’, ‘outdoors’, ‘closed’, ‘open’ indicating indicating the roof status of the stadium the game was played in. (Source: Pro-Football-Reference)
surface What type of ground the game was played on. (Source: Pro-Football-Reference)
temp The temperature at the stadium only for ‘roof’ = ‘outdoors’ or ‘open’.(Source: Pro-Football-Reference)
wind The speed of the wind in miles/hour only for ‘roof’ = ‘outdoors’ or ‘open’. (Source: Pro-Football-Reference)
home_coach First and last name of the home team coach. (Source: Pro-Football-Reference)
away_coach First and last name of the away team coach. (Source: Pro-Football-Reference)
stadium_id ID of the stadium the game was played in. (Source: Pro-Football-Reference)
game_stadium Name of the stadium the game was played in. (Source: Pro-Football-Reference)

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.