Maegan Chew

Bib: 23084FAge: 27

Palo Alto, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F25-29)
#0 / 495
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9292 ft
×24story building
548 ft climb · 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:21/mi
22:43
138680.7%
4M
11:21/mi
45:25
1631.4%
6M
15:32/mi
1:16:29
55830.3%
8M
10:01/mi
1:36:31
651510.8%
10M
14:18/mi
2:05:06
611741.1%
12M
14:53/mi
2:34:52
41530.1%
Finish· 13.11 mi
13:40/mi
2:50:01
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:16:29
Pace12:45 /mi
2nd Half
Distance7.11 mi
Time1:33:32
Pace13:09 /mi
📊Positive Split: 22.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:58:4422:4311:2122:43
11:21
-
4M
4.00 mi09:21:2645:2511:2122:42
11:21
0:00
6M
6.00 mi09:52:301:16:2912:4531:04
15:32
+4:11
8M
8.00 mi10:12:321:36:3112:0420:02
10:01
-5:31
10M
10.00 mi10:41:072:05:0612:3128:35
14:18
+4:17
12M
12.00 mi11:10:532:34:5212:5429:46
14:53
+0:35
Finish
13.11 mi11:26:022:50:0112:5815:09
13:40
-1:13

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

10:01 /mi

Average Pace

12:58 /mi

Slowest Pace

15:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:27

38% of race

Time at Steady Pace

43:44

26% of race

Time at Slower Pace

1:00:50

36% of race

Average Pace: 12:58 /mi

Loading chart...
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.

Loading...
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
2M
2.00 mi08:58:4422:4311:2122:43
11:21
#3028
4M
4.00 mi09:21:2645:2511:2122:42
11:21
#3026
6M
6.00 mi09:52:301:16:2912:4531:04
15:32
#3211
8M
8.00 mi10:12:321:36:3112:0420:02
10:01
#3244
10M
10.00 mi10:41:072:05:0612:3128:35
14:18
#3312
12M
12.00 mi11:10:532:34:5212:5429:46
14:53
#3350
Finish
13.11 mi11:26:022:50:0112:5815:09
13:40
#3330
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi302812543593402(Top 89%)1504(Top 85%)431(Top 87%)
4M4.00 mi2.00 mi3026+21265-11375-163056(Top 80%)1279(Top 73%)375(Top 76%)
6M6.00 mi2.00 mi3211-1851367-102399-243395(Top 88%)1472(Top 84%)430(Top 87%)
8M8.00 mi2.00 mi3244-331389-22405-63399(Top 89%)1481(Top 84%)431(Top 87%)
10M10.00 mi2.00 mi3312-681428-39419-143470(Top 90%)1539(Top 87%)443(Top 89%)
12M12.00 mi2.00 mi3350-381458-30424-53402(Top 89%)1504(Top 85%)431(Top 87%)
Finish13.11 mi1.11 mi3330+201452+6421+33242(Top 84%)1425(Top 81%)412(Top 83%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 89%
×9story building
+138ft-68ft

Overall

3402

Females

1504

F25-29

432

2M→4M

2.0 - 4.0 mi

Top 80%
×13story building
+163ft-19ft

Overall

3056

Females

1279

F25-29

375

4M→6M

4.0 - 6.0 mi

Top 88%
×4story building
+55ft-83ft

Overall

3395

Females

1472

F25-29

431

6M→8M

6.0 - 8.0 mi

Top 89%
×10story building
+65ft-151ft

Overall

3399

Females

1481

F25-29

432

8M→10M

8.0 - 10.0 mi

Top 90%
×10story building
+61ft-174ft

Overall

3470

Females

1539

F25-29

444

10M→12M

10.0 - 12.0 mi

Top 89%
×3story building
+41ft-53ft

Overall

3402

Females

1504

F25-29

432

12M→Finish

12.0 - 13.1 mi

Top 84%
×1human
+6ft-6ft

Overall

3242

Females

1425

F25-29

412

Passing Analysis

Category:
Athletes Passed
171*
Passed By
473
Net Change
-302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3028
2M4M9492+2#3028#3026
4M6M10195-185#3026#3211
6M8M18*51-33#3211#3244
8M10M14*82-68#3244#3312
10M12M947-38#3312#3350
12MFinish26*6+20#3350#3330
TOTALS171*473-302

* 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