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BOSTON MARATHON 2025

Shuling Yang

Bib: 16087•F

BC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Female)
#0 / 12228
Top 11%
Division (F18-39)
#0 / 5469
Top 20%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:08
Rank: #11758
Start → 5K
23:08 | 7:27/mi
10K· 6.21 mi
46:20
Rank: #11752 (+6)
5K → 10K
23:12 | 7:28/mi
15K· 9.32 mi
1:09:27
Rank: #11546 (+206)
10K → 15K
23:07 | 7:26/mi
20K· 12.43 mi
1:32:29
Rank: #11134 (+412)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:37:26
Rank: #11050 (+84)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:55:23
Rank: #10677 (+373)
Half → 25K
17:57 | 7:24/mi
30K· 18.64 mi
2:18:30
Rank: #9961 (+716)
25K → 30K
23:07 | 7:26/mi
20M
2:28:37
Rank: #9643 (+318)
30K → 20M
10:07 | 7:27/mi
21M
2:36:14
Rank: #9311 (+332)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:41:33
Rank: #9153 (+158)
21M → 35K
5:19 | 7:06/mi
23M
2:50:34
Rank: #8777 (+376)
35K → 23M
9:01 | 7:12/mi
24M
2:57:35
Rank: #8511 (+266)
23M → 24M
7:01 | 7:01/mi
40K· 24.85 mi
3:03:40
Rank: #8278 (+233)
24M → 40K
6:05 | 7:07/mi
25.2M
3:06:19
Rank: #8194 (+84)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:13:15
Rank: #7989 (+205)
25.2M → Finish
6:56 | 6:48/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:37:26
Pace7:26 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:49
Pace7:19 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:4623:087:2723:08
7:27
-
10K
6.21 mi11:19:5846:207:2723:12
7:28
+0:01
15K
9.32 mi11:43:051:09:277:2723:07
7:26
-0:02
20K
12.43 mi12:06:071:32:297:2723:02
7:25
-0:01
Half
13.11 mi12:11:041:37:267:264:57
7:15
-0:10
25K
15.53 mi12:29:011:55:237:2617:57
7:24
+0:09
30K
18.64 mi12:52:082:18:307:2623:07
7:26
+0:02
20M
20.00 mi13:02:152:28:377:2610:07
7:27
+0:01
21M
21.00 mi13:09:522:36:147:267:37
7:37
+0:10
35K
21.75 mi13:15:112:41:337:265:19
7:06
-0:31
23M
23.00 mi13:24:122:50:347:259:01
7:12
+0:06
24M
24.00 mi13:31:132:57:357:247:01
7:01
-0:11
40K
24.85 mi13:37:183:03:407:236:05
7:07
+0:06
25.2M
25.20 mi13:39:573:06:197:242:39
7:41
+0:34
Finish
26.22 mi13:46:533:13:157:236:56
6:48
-0:53

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

6:48 /mi

Average Pace

7:23 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:59

95% of race

Time at Steady Pace

10:16

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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
5K
3.11 mi10:56:4623:087:2723:08
7:27
#11758
10K
6.21 mi11:19:5846:207:2723:12
7:28
#11752
15K
9.32 mi11:43:051:09:277:2723:07
7:26
#11546
20K
12.43 mi12:06:071:32:297:2723:02
7:25
#11134
Half
13.11 mi12:11:041:37:267:264:57
7:15
#11050
25K
15.53 mi12:29:011:55:237:2617:57
7:24
#10677
30K
18.64 mi12:52:082:18:307:2623:07
7:26
#9961
20M
20.00 mi13:02:152:28:377:2610:07
7:27
#9643
21M
21.00 mi13:09:522:36:147:267:37
7:37
#9311
35K
21.75 mi13:15:112:41:337:265:19
7:06
#9153
23M
23.00 mi13:24:122:50:347:259:01
7:12
#8777
24M
24.00 mi13:31:132:57:357:247:01
7:01
#8511
40K
24.85 mi13:37:183:03:407:236:05
7:07
#8278
25.2M
25.20 mi13:39:573:06:197:242:39
7:41
#8194
Finish
26.22 mi13:46:533:13:157:236:56
6:48
#7989
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi117582653265311244(Top 40%)2493(Top 20%)2493(Top 46%)
10K6.21 mi3.10 mi11752+62673-202673-2011789(Top 42%)2703(Top 22%)2703(Top 49%)
15K9.32 mi3.11 mi11546+2062599+742599+7411244(Top 40%)2493(Top 20%)2493(Top 46%)
20K12.43 mi3.11 mi11134+4122414+1852414+18510018(Top 35%)1963(Top 16%)1963(Top 36%)
Half13.11 mi0.68 mi11050+842367+472367+479632(Top 34%)1760(Top 14%)1760(Top 32%)
25K15.53 mi2.42 mi10677+3732217+1502217+1509198(Top 32%)1721(Top 14%)1721(Top 31%)
30K18.64 mi3.11 mi9961+7161936+2811936+2817323(Top 26%)1138(Top 9%)1138(Top 21%)
20M20.00 mi1.36 mi9643+3181830+1061830+1066684(Top 24%)1036(Top 8%)1036(Top 19%)
21M21.00 mi1.00 mi9311+3321713+1171713+1175250(Top 18%)682(Top 6%)682(Top 12%)
35K21.75 mi0.75 mi9153+1581661+521661+526076(Top 21%)955(Top 8%)955(Top 17%)
23M23.00 mi1.25 mi8777+3761544+1171544+1174923(Top 17%)659(Top 5%)659(Top 12%)
24M24.00 mi1.00 mi8511+2661472+721472+724766(Top 17%)666(Top 5%)666(Top 12%)
40K24.85 mi0.85 mi8278+2331412+601412+604616(Top 16%)680(Top 6%)680(Top 12%)
25.2M25.20 mi0.35 mi8194+841393+191393+194364(Top 15%)686(Top 6%)686(Top 13%)
Finish26.22 mi1.02 mi7989+2051347+461347+464563(Top 16%)718(Top 6%)718(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11244

Females

2493

F18-39

2493

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11789

Females

2703

F18-39

2703

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11244

Females

2493

F18-39

2493

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

10018

Females

1963

F18-39

1963

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9632

Females

1760

F18-39

1760

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9198

Females

1721

F18-39

1721

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7323

Females

1138

F18-39

1138

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6684

Females

1036

F18-39

1036

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5250

Females

682

F18-39

682

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

6076

Females

955

F18-39

955

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4923

Females

659

F18-39

659

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4766

Females

666

F18-39

666

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4616

Females

680

F18-39

680

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4364

Females

686

F18-39

686

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4563

Females

718

F18-39

718

Passing Analysis

Category:
Athletes Passed
4176*
Passed By
406
Net Change
+3769
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11758
5K → 10K253247+6#11758#11752
10K → 15K28983+206#11752#11546
15K → 20K43725+412#11546#11134
20K → Half9612+84#11134#11050
Half → 25K38714+373#11050#10677
25K → 30K719*3+716#10677#9961
30K → 20M3223+318#9961#9643
20M → 21M3331+332#9643#9311
21M → 35K1613+158#9311#9153
35K → 23M3782+376#9153#8777
23M → 24M2660+266#8777#8511
24M → 40K2352+233#8511#8278
40K → 25.2M851+84#8278#8194
25.2M → Finish21510+205#8194#7989
TOTALS4176*406+3769

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing