Blog
Sports knowledge, filming guides, and better ways to review the game.
Get clear answers on soccer, basketball, hockey, rugby, volleyball and football—plus practical recording advice, product updates, and sideline workflows from Trackd.
Basketball Knowledge
Basketball Court Dimensions: FIBA, NBA and Junior Sizes
Compare FIBA and NBA court length, width, three-point lines, key markings and practical considerations for junior and community courts.
Basketball Knowledge
How Many Players Are on a Basketball Team?
Five players per team are on court at once. Learn how starting lineups, benches, substitutions, foul-outs and 3x3 formats change the numbers.
Basketball Knowledge
Basketball Sizes by Age: Size 5, 6 and 7 Guide
Choose the correct basketball for junior, women's, men's and 3x3 play, with official FIBA sizes and practical age-group guidance.
Basketball Knowledge
What Is Traveling in Basketball? The Gather and Pivot Explained
Learn when a player may take two steps, how the gather works, what makes a pivot legal and why travelling calls can differ between rule sets.
Basketball Knowledge
Basketball Fouls Explained: Personal, Team, Technical and Flagrant
Understand the major foul categories, shooting penalties, bonus situations, offensive fouls and why NBA and FIBA administration differs.
Basketball Knowledge
Basketball Shot Clock, 3-Second and 8-Second Rules Explained
Understand the 24-second shot clock, 14-second resets, backcourt count and lane violations across FIBA and NBA basketball.
Basketball Knowledge
Goaltending vs Basket Interference in Basketball
Learn when a player may touch a shot, what the imaginary cylinder above the rim means and how offensive and defensive violations are penalised.
Basketball Knowledge
Triple-Doubles and Basketball Stats Explained
Understand triple-doubles, plus-minus, shooting percentage, assists, turnovers, steals and blocks without misreading the box score.
Basketball Coaching
2–3 Zone vs 3–2 Zone Defence in Basketball
Compare 2–3 and 3–2 zone shapes, strengths, weak spots, rotation responsibilities and the film cues coaches should review.
Basketball Coaching
Basketball Drills for Kids: 10 Games That Build Real Skills
Ten age-appropriate basketball activities for dribbling, passing, finishing, spacing and defence—with more decisions and less standing in lines.
Basketball Filming
How to Film a Basketball Game: Camera Position and Settings
A practical guide to filming basketball from the sideline or stands, including height, framing, exposure, storage, power and pre-game testing.
Surfing Knowledge
Surf Conditions Explained: Swell, Period, Wind and Tide
Learn how swell height, period, direction, local wind, tide and the shape of the seabed combine to produce surf conditions at a beach.
Surfing Knowledge
Onshore vs Offshore Wind for Surfing
Understand how onshore, offshore and cross-shore winds change wave shape, surface texture, paddling and safety at the beach.
Surfing Knowledge
What Is the Best Tide for Surfing?
There is no universal best tide. Learn how changing water depth affects sandbanks, reefs, currents, wave shape and safe access.
Surfing Knowledge
Surfing Etiquette and Wave Priority Explained
Understand right of way, dropping in, snaking, paddling routes and how formal competition priority differs from an everyday recreational lineup.
Surfing Knowledge
How Are Surfing Competitions Scored?
Learn the 0–10 ride scale, two-wave heat totals, judging criteria, priority and interference under modern competition surfing rules.
Surfing Knowledge
Rip Currents for Surfers: How to Identify and Respond
Learn common rip-current signs, why rips can change quickly and the official Australian safety guidance for conserving energy and seeking help.
Surfing Knowledge
Surfboard Size Guide: Length, Width, Thickness and Volume
Understand how surfboard dimensions and litres affect paddling, stability, turning and wave suitability—and why height alone cannot choose a board.
Surfing Filming
How to Film Surfing from Shore
Choose a safe camera position, focal length, tripod, frame rate and tracking method for useful surfing footage from the beach or headland.
Surfing Coaching
How to Analyse Surfing Video: A Simple Review Framework
Review paddling, take-off, stance, line choice, speed generation and manoeuvre completion using a repeatable video-analysis process.
Sports Knowledge
Soccer Field Dimensions: A Complete Metric and Imperial Guide
The official length, width, penalty-area, goal-area and centre-circle measurements for soccer pitches, plus why youth and community fields vary.
Sports Knowledge
How Many Players Are on a Soccer Team?
There are 11 players per side on the field in standard soccer. Here is how squads, substitutes, red cards and youth formats change the number.
Sports Knowledge
How Long Is a Soccer Game? Regulation Time Explained
A standard soccer match has two 45-minute halves, but stoppage time, extra time, penalties and youth rules affect the real finish time.
Sports Knowledge
Soccer Goal Dimensions: Official Size and Youth Variations
A full-size soccer goal is 7.32 m wide and 2.44 m high. Learn exactly where those measurements are taken and why junior goals differ.
Sports Knowledge
Soccer Substitution Rules: How Many Subs Can a Team Make?
Understand the five-substitute rule, substitution opportunities, half-time changes, concussion protocols and return substitutions.
Sports Knowledge
Soccer Positions Explained: Numbers, Roles and Formations
A practical guide to goalkeeper, defender, midfielder and forward roles—including the 6, 8, 9, 10, CAM, CDM and winger labels.
Sports Knowledge
Soccer Jersey Numbers and Their Traditional Meanings
Why 1 means goalkeeper, 9 means striker and 10 means playmaker—and why modern squad numbers no longer define a player's position.
Sports Knowledge
Soccer Tricks and Moves: 12 Names Every Player Should Know
Learn the stepover, Cruyff turn, drag-back, elastico, roulette and other useful soccer moves—plus when to use each one.
Sports Knowledge
FIFA Men's World Cup Winners: Every Champion from 1930 to 2026
The complete men's World Cup winners list, including Spain's 2026 title, each runner-up and the countries with the most championships.
Sports Knowledge
Soccer Ball Sizes by Age: Size 3, 4 and 5 Guide
Choose the right soccer ball for training and match day with a simple age guide to sizes 3, 4 and 5, plus weight and pressure checks.
Sports Knowledge
Soccer Rules for Beginners: The Laws Made Simple
A plain-English introduction to kickoff, scoring, offside, fouls, cards, throw-ins, goal kicks, corners and free kicks.
Sports Knowledge
Direct vs Indirect Free Kicks in Soccer
Learn which free kick can go straight into goal, how the referee signals an indirect kick and which offences lead to each restart.
Sports Knowledge
How Long Is a Basketball Game? NBA, FIBA and College Timing
Compare NBA, FIBA and college basketball playing time, breaks and overtime—and learn why the real event lasts much longer than the game clock.
Sports Knowledge
Basketball Hoop Height: Regulation Measurements Explained
A regulation hoop is 10 ft (3.05 m) high. Learn where the measurement is taken, rim and backboard sizes, and when youth programs lower the basket.
Sports Knowledge
What Is a Double Dribble in Basketball?
A double dribble happens when a player ends one dribble and starts another. See the common examples, legal exceptions and restart.
Sports Knowledge
What Is a Double-Double in Basketball?
A double-double means reaching double figures in two statistical categories. Learn the combinations, triple-doubles and how to read the box score.
Sports Knowledge
Basketball Shooting Drills: A Progressive Practice Plan
Seven shooting drills that progress from close-range technique to game-speed decisions, with simple makes-based targets for players and coaches.
Sports Knowledge
Basketball Positions Explained: 1 Through 5
Understand point guard, shooting guard, small forward, power forward and centre—and how positionless basketball changes the old labels.
Sports Knowledge
What Is a Rebound in Basketball?
A rebound is possession gained after a missed shot. Learn offensive vs defensive rebounds, team rebounds, box-outs and how the stat is credited.
Sports Knowledge
What Is Icing in Hockey? The Rule Explained
Icing usually occurs when a team sends the puck from its own side of centre beyond the opponent's goal line untouched. Learn hybrid icing and the exceptions.
Sports Knowledge
How Many Players Are on an Ice Hockey Team?
There are normally six players per side on the ice: five skaters and a goalkeeper. Learn roster sizes, lines, penalties and empty-net situations.
Sports Knowledge
How Long Is an Ice Hockey Game?
Regulation ice hockey has three 20-minute periods, but stoppages and intermissions make the event much longer. See overtime and shoot-out formats.
Sports Knowledge
Ice Hockey Positions Explained
Understand centre, left wing, right wing, defencemen and goalkeeper roles, plus lines, pairs and responsibilities in each zone.
Sports Knowledge
Ice Hockey Goal Dimensions: NHL and IIHF Size Guide
A regulation ice hockey goal opening is 6 ft wide by 4 ft high. Learn how depth, posts, crease and youth equipment differ.
Sports Knowledge
American Football Field Dimensions: NFL Size and Markings
An NFL field is 120 yards from end line to end line and 53⅓ yards wide. See the playing field, end zones, hash marks and filming setup.
Sports Knowledge
Rugby League vs Rugby Union: The Key Differences
Compare 13-a-side rugby league with 15-a-side rugby union across tackles, possession, scrums, scoring, substitutions and match flow.
Sports Knowledge
Volleyball Positions and Rotation Explained
Learn the six court positions, clockwise rotation, setter, outside, opposite, middle and libero roles, plus front- and back-row rules.
Guides
AI Camera That Actually Tracks the Soccer Ball (Not Just a Player)
Most 'AI tracking' cameras follow a person, not the ball. Here's why that matters for grassroots match footage — and how to tell the difference before you buy.
Buyer Guides
Best Robotic and Auto-Tracking Soccer Cameras for Parents in 2026
A practical guide to robotic soccer cameras, motorised mounts, and fixed digital systems — including the best options that do not require a subscription.
Comparisons
Pivo vs XbotGo Chameleon vs Trackd: Which AI Sports Camera Is Best?
All three are auto-tracking phone-mount cameras. They were built for three genuinely different jobs. Here's a fair comparison so you pick the right one.
Guides
Best Sports Tracking Camera for Australian Youth Soccer, Netball & AFL
Most auto-tracking cameras were built for the US or Europe. Here's what to look for if you're filming junior sport in Australia — sport by sport.
Product Updates
Trackd App v2.0: AI Editing Suite & Smart Zoom
AI highlight editing, automatic zoom-to-action, and a smarter ball detection model — here's what changed in v2.0 and how to get the most out of it.
Guides
5 Pro Tips for Recording Football Matches Like a Broadcast
Camera height, sideline position, framing presets, and the two-minute preflight that separates usable footage from the stuff that sits on your phone forever.
Stories
How to Capture Every Play When You Can't Be Behind the Camera
What a Saturday with Trackd actually looks like — from arriving at the field to sharing clips before the kids are back in the car.