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BOSTON MARATHON 2025

Suk Ting Chan

Bib: 19225•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 27%
Gender (Female)
#0 / 12228
Top 10%
Division (F18-39)
#0 / 5469
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:24
Rank: #9552
Start → 5K
22:24 | 7:13/mi
10K· 6.21 mi
44:31
Rank: #9157 (+395)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:07:05
Rank: #9323 (-166)
10K → 15K
22:34 | 7:16/mi
20K· 12.43 mi
1:30:16
Rank: #9531 (-208)
15K → 20K
23:11 | 7:28/mi
Half· 13.11 mi
1:35:04
Rank: #9418 (+113)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:53:05
Rank: #9396 (+22)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:16:50
Rank: #9206 (+190)
25K → 30K
23:45 | 7:39/mi
20M
2:27:12
Rank: #9052 (+154)
30K → 20M
10:22 | 7:38/mi
21M
2:35:04
Rank: #8837 (+215)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:40:26
Rank: #8714 (+123)
21M → 35K
5:22 | 7:10/mi
23M
2:49:40
Rank: #8434 (+280)
35K → 23M
9:14 | 7:22/mi
24M
2:56:49
Rank: #8241 (+193)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
3:02:54
Rank: #8051 (+190)
24M → 40K
6:05 | 7:07/mi
25.2M
3:05:34
Rank: #7959 (+92)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:12:19
Rank: #7697 (+262)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:04
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:37:15
Pace7:25 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1922:247:1322:24
7:13
-
10K
6.21 mi11:36:2644:317:1022:07
7:07
-0:06
15K
9.32 mi11:59:001:07:057:1222:34
7:16
+0:09
20K
12.43 mi12:22:111:30:167:1623:11
7:28
+0:12
Half
13.11 mi12:26:591:35:047:154:48
7:02
-0:26
25K
15.53 mi12:45:001:53:057:1718:01
7:26
+0:24
30K
18.64 mi13:08:452:16:507:2023:45
7:39
+0:13
20M
20.00 mi13:19:072:27:127:2210:22
7:38
-0:01
21M
21.00 mi13:26:592:35:047:237:52
7:52
+0:14
35K
21.75 mi13:32:212:40:267:235:22
7:10
-0:42
23M
23.00 mi13:41:352:49:407:239:14
7:22
+0:12
24M
24.00 mi13:48:442:56:497:227:09
7:09
-0:13
40K
24.85 mi13:54:493:02:547:226:05
7:07
-0:02
25.2M
25.20 mi13:57:293:05:347:222:40
7:44
+0:37
Finish
26.22 mi14:04:143:12:197:206:45
6:37
-1:07

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

6:37 /mi

Average Pace

7:20 /mi

Slowest Pace

7:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:14

51% of race

Time at Steady Pace

1:27:13

45% of race

Time at Slower Pace

7:52

4% of race

Average Pace: 7:20 /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 mi11:14:1922:247:1322:24
7:13
#9552
10K
6.21 mi11:36:2644:317:1022:07
7:07
#9157
15K
9.32 mi11:59:001:07:057:1222:34
7:16
#9323
20K
12.43 mi12:22:111:30:167:1623:11
7:28
#9531
Half
13.11 mi12:26:591:35:047:154:48
7:02
#9418
25K
15.53 mi12:45:001:53:057:1718:01
7:26
#9396
30K
18.64 mi13:08:452:16:507:2023:45
7:39
#9206
20M
20.00 mi13:19:072:27:127:2210:22
7:38
#9052
21M
21.00 mi13:26:592:35:047:237:52
7:52
#8837
35K
21.75 mi13:32:212:40:267:235:22
7:10
#8714
23M
23.00 mi13:41:352:49:407:239:14
7:22
#8434
24M
24.00 mi13:48:442:56:497:227:09
7:09
#8241
40K
24.85 mi13:54:493:02:547:226:05
7:07
#8051
25.2M
25.20 mi13:57:293:05:347:222:40
7:44
#7959
Finish
26.22 mi14:04:143:12:197:206:45
6:37
#7697
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9552160716079689(Top 34%)1741(Top 14%)1741(Top 32%)
10K6.21 mi3.10 mi9157+3951446+1611446+1618841(Top 31%)1314(Top 11%)1314(Top 24%)
15K9.32 mi3.11 mi9323-1661530-841530-849689(Top 34%)1741(Top 14%)1741(Top 32%)
20K12.43 mi3.11 mi9531-2081654-1241654-12410431(Top 37%)2169(Top 18%)2169(Top 40%)
Half13.11 mi0.68 mi9418+1131612+421612+427896(Top 28%)1055(Top 9%)1055(Top 19%)
25K15.53 mi2.42 mi9396+221625-131625-139386(Top 33%)1810(Top 15%)1810(Top 33%)
30K18.64 mi3.11 mi9206+1901597+281597+288790(Top 31%)1737(Top 14%)1737(Top 32%)
20M20.00 mi1.36 mi9052+1541559+381559+387911(Top 28%)1503(Top 12%)1503(Top 27%)
21M21.00 mi1.00 mi8837+2151501+581501+586608(Top 23%)1152(Top 9%)1152(Top 21%)
35K21.75 mi0.75 mi8714+1231474+271474+276481(Top 23%)1097(Top 9%)1097(Top 20%)
23M23.00 mi1.25 mi8434+2801408+661408+665923(Top 21%)995(Top 8%)995(Top 18%)
24M24.00 mi1.00 mi8241+1931366+421366+425551(Top 20%)909(Top 7%)909(Top 17%)
40K24.85 mi0.85 mi8051+1901331+351331+354615(Top 16%)679(Top 6%)679(Top 12%)
25.2M25.20 mi0.35 mi7959+921309+221309+224614(Top 16%)761(Top 6%)761(Top 14%)
Finish26.22 mi1.02 mi7697+2621238+711238+713509(Top 12%)437(Top 4%)437(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9689

Females

1741

F18-39

1741

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8841

Females

1314

F18-39

1314

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9689

Females

1741

F18-39

1741

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10431

Females

2169

F18-39

2169

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7896

Females

1055

F18-39

1055

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9386

Females

1810

F18-39

1810

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8790

Females

1737

F18-39

1737

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7911

Females

1503

F18-39

1503

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6608

Females

1152

F18-39

1152

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6481

Females

1097

F18-39

1097

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5923

Females

995

F18-39

995

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5551

Females

909

F18-39

909

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4615

Females

679

F18-39

679

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4614

Females

761

F18-39

761

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3509

Females

437

F18-39

437

Passing Analysis

Category:
Athletes Passed
2869
Passed By
1014
Net Change
+1855
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9552
5K → 10K47681+395#9552#9157
10K → 15K104270-166#9157#9323
15K → 20K127335-208#9323#9531
20K → Half1185+113#9531#9418
Half → 25K162140+22#9418#9396
25K → 30K308118+190#9396#9206
30K → 20M18430+154#9206#9052
20M → 21M23015+215#9052#8837
21M → 35K1296+123#8837#8714
35K → 23M2855+280#8714#8434
23M → 24M1996+193#8434#8241
24M → 40K1933+190#8241#8051
40K → 25.2M920+92#8051#7959
25.2M → Finish2620+262#7959#7697
TOTALS28691014+1855
📊

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