Brianna Tong

Bib: 14246FAge: 19

San Gabriel, CA

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 39%
Gender (Female)
#0 / 2293
Top 27%
F19 & Under
#0 / 50
Top 48%
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2.13M
12:00/mi
25:34
→ flat
6.62M
9:38/mi
1:08:50
299780.9%
7.12M
14:18/mi
1:15:59
271.0%
10.65M
8:55/mi
1:47:27
1273601.3%
Finish· 13.11 mi
8:54/mi
2:09:20
2441141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:08:50
Pace10:24 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:00:30
Pace9:19 /mi
📊Negative Split: 12.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:42:5925:3412:0025:34
12:00
-
6.62M
6.62 mi08:26:151:08:5010:2443:16
9:38
-2:22
7.12M
7.12 mi08:33:241:15:5910:407:09
14:18
+4:40
10.65M
10.65 mi09:04:521:47:2710:0531:28
8:55
-5:23
Finish
13.11 mi09:26:452:09:209:5221:53
8:54
-0:01

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:54 /mi

Average Pace

9:52 /mi

Slowest Pace

14:18 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:36:37

75% of race

Time at Slower Pace

32:43

25% of race

Average Pace: 9:52 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2.13M
2.13 mi07:42:5925:3412:0025:34
12:00
#2037
6.62M
6.62 mi08:26:151:08:5010:2443:16
9:38
#2238
7.12M
7.12 mi08:33:241:15:5910:407:09
14:18
#2308
10.65M
10.65 mi09:04:521:47:2710:0531:28
8:55
#2135
Finish
13.11 mi09:26:452:09:209:5221:53
8:54
#2036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF19 & UnderSeg. OverallSeg. FemalesSeg. F19 & Under
2.13M2.13 mi2.13 mi2037602222037(Top 39%)602(Top 26%)22(Top 44%)
6.62M6.62 mi4.49 mi2238-201690-8826-42367(Top 46%)775(Top 34%)27(Top 54%)
7.12M7.12 mi0.50 mi2308-70721-31262916(Top 56%)1019(Top 44%)32(Top 64%)
10.65M10.65 mi3.53 mi2135+173658+6325+11832(Top 35%)542(Top 24%)22(Top 44%)
Finish13.11 mi2.46 mi2036+99629+29251855(Top 36%)580(Top 25%)21(Top 42%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 39%
~flat
+6ft-3ft

Overall

2037

Females

602

F15-19

21

2.13M→6.62M

2.1 - 6.6 mi

Top 46%
×19story building
+299ft-78ft

Overall

2367

Females

775

F15-19

26

6.62M→7.12M

6.6 - 7.1 mi

Top 56%
×2story building
+27ft-0ft

Overall

2916

Females

1019

F15-19

31

7.12M→10.65M

7.1 - 10.7 mi

Top 35%
×21story building
+127ft-360ft

Overall

1832

Females

542

F15-19

21

10.65M→Finish

10.7 - 13.1 mi

Top 36%
×17story building
+244ft-114ft

Overall

1855

Females

580

F15-19

20

Passing Analysis

Category:
Athletes Passed
424*
Passed By
423
Net Change
+1
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2037
2.13M6.62M92*293-201#2037#2238
6.62M7.12M2292-70#2238#2308
7.12M10.65M190*17+173#2308#2135
10.65MFinish120*21+99#2135#2036
TOTALS424*423+1

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events