Tiffany Chan

Millbrae, CA

Bib: 13224 F 35

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 19%
Gender (Female)
#0 / 2930
Top 9%
Division (F35-39)
#0 / 388
Top 10%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:03/mi
18:07
→ flat
4M
9:02/mi
36:11
6769
6M
8:52/mi
53:55
123
8M
9:58/mi
1:13:51
16653
9.6M
7:03/mi
1:25:08
68193
10M
16:14/mi
1:31:37
24
10.5M
4:32/mi
1:33:53
73
12M
11:30/mi
1:51:08
280
Finish· 13.11 mi
8:48/mi
2:00:54
1489
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6M
53:558:59 /mi⚡ faster
2nd Half
1:06:599:25 /mi+24.2%
Positive split — 24.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
18:079:032.00 mi18:07
9:03
-
4M
36:119:032.00 mi18:04
9:02
-0:01
6M
53:558:592.00 mi17:44
8:52
-0:10
8M
1:13:519:142.00 mi19:56
9:58
+1:06
9.6M
1:25:088:521.60 mi11:17
7:03
-2:55
10M
1:31:379:100.40 mi6:29
16:14
+9:11
10.5M
1:33:538:560.50 mi2:16
4:32
-11:42
12M
1:51:089:161.50 mi17:15
11:30
+6:58
Finish(13.11 mi)
2:00:549:131.11 mi9:46
8:48
-2:42
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

4:32 /mi

Average Pace

9:13 /mi

Slowest Pace

16:14 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

13:33

11% of race

Time at Steady Pace

1:23:37

69% of race

Time at Slower Pace

23:44

20% of race

Average Pace: 9:13 /mi

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

Heatmap

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

Garmin Challenge

Top 21%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:45

Segment Time

9:43/mi

Pace

0.90 mi

Distance

Overall

1406

Women

325

Division

49

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi15773815790619229
4M2.00 mi1524+53345+3649+8150633244
6M2.00 mi1430+94308+3743+6126725935
8M2.00 mi1625-195369-6153-10234563686
9.6M1.60 mi1410+215304+6542+1170518422
10M0.40 mi1391+19297+742136432850
10.5M0.50 mi1404-13301-442187049072
12M1.50 mi1267+137266+3537+590619229
Finish(13.11 mi)1.11 mi1243+24257+939-2142434547

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 14%
~flat
+5ft-3ft

Overall

906

Females

192

F35-39

29

2M→4M

2.0 - 4.0 mi

Top 23%
×4story building
+67ft-69ft

Overall

1506

Females

332

F35-39

44

4M→6M

4.0 - 6.0 mi

Top 19%
×9story building
+123ft-9ft

Overall

1267

Females

259

F35-39

35

6M→8M

6.0 - 8.0 mi

Top 36%
×12story building
+166ft-53ft

Overall

2345

Females

636

F35-39

86

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13story building
+68ft-193ft

Overall

705

Females

184

F35-39

22

9.6M→10M

9.6 - 10.0 mi

Top 21%
×2story building
+0ft-24ft

Overall

1364

Females

328

F35-39

50

10M→10.5M

10.0 - 10.5 mi

Top 28%
×6story building
+1ft-73ft

Overall

1870

Females

490

F35-39

72

10.5M→12M

10.5 - 12.0 mi

Top 14%
×21story building
+280ft-26ft

Overall

906

Females

192

F35-39

29

12M→Finish

12.0 - 13.1 mi

Top 22%
×7story building
+14ft-89ft

Overall

1424

Females

345

F35-39

47

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#1577
2M4M
64117+53
#1577 #1524
4M6M
19113+94
#1524 #1430
6M8M
24146-195
#1430 #1625
8M9.6M
28243+215
#1625 #1410
9.6M10M
1938+19
#1410 #1391
10M10.5M
163-13
#1391 #1404
10.5M12M
17154+137
#1404 #1267
12MFinish
1640*+24
#1267 #1243
TOTALS
420754*+334
#1577 #1243

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

Passing Visualized

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

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