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BOSTON MARATHON 2025

Andrea Lin

Bib: 10783•F

WA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 18%
Gender (Female)
#0 / 12228
Top 4%
Division (F18-39)
#0 / 5469
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #6183
Start → 5K
6:47/mi
21:04 split
10K· 6.21 mi
42:16
Rank: #6325 (-142)
5K → 10K
6:49/mi
21:12 split
15K· 9.32 mi
1:03:34
Rank: #6416 (-91)
10K → 15K
6:51/mi
21:18 split
20K· 12.43 mi
1:24:52
Rank: #6222 (+194)
15K → 20K
6:51/mi
21:18 split
Half· 13.11 mi
1:29:30
Rank: #6196 (+26)
20K → Half
6:47/mi
4:38 split
25K· 15.53 mi
1:46:13
Rank: #6049 (+147)
Half → 25K
6:54/mi
16:43 split
30K· 18.64 mi
2:08:02
Rank: #5730 (+319)
25K → 30K
7:01/mi
21:49 split
20M
2:17:26
Rank: #5546 (+184)
30K → 20M
6:55/mi
9:24 split
21M
2:24:49
Rank: #5404 (+142)
20M → 21M
7:23/mi
7:23 split
35K· 21.75 mi
2:29:54
Rank: #5324 (+80)
21M → 35K
6:48/mi
5:05 split
23M
2:38:45
Rank: #5204 (+120)
35K → 23M
7:04/mi
8:51 split
24M
2:45:44
Rank: #5148 (+56)
23M → 24M
6:59/mi
6:59 split
40K· 24.85 mi
2:51:55
Rank: #5120 (+28)
24M → 40K
7:14/mi
6:11 split
25.2M
2:54:41
Rank: #5113 (+7)
40K → 25.2M
8:01/mi
2:46 split
Finish· 26.22 mi
3:01:59
Rank: #5112 (+1)
25.2M → Finish
7:10/mi
7:18 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:30
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:32:29
Pace7:03 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1821:046:4721:04
6:47
-
10K
6.21 mi11:09:3042:166:4821:12
6:49
+0:02
15K
9.32 mi11:30:481:03:346:4921:18
6:51
+0:02
20K
12.43 mi11:52:061:24:526:5021:18
6:51
0:00
Half
13.11 mi11:56:441:29:306:504:38
6:47
-0:04
25K
15.53 mi12:13:271:46:136:5016:43
6:54
+0:07
30K
18.64 mi12:35:162:08:026:5221:49
7:01
+0:07
20M
20.00 mi12:44:402:17:266:529:24
6:55
-0:06
21M
21.00 mi12:52:032:24:496:547:23
7:23
+0:28
35K
21.75 mi12:57:082:29:546:545:05
6:48
-0:35
23M
23.00 mi13:05:592:38:456:548:51
7:04
+0:16
24M
24.00 mi13:12:582:45:446:546:59
6:59
-0:05
40K
24.85 mi13:19:092:51:556:556:11
7:14
+0:15
25.2M
25.20 mi13:21:552:54:416:562:46
8:01
+0:47
Finish
26.22 mi13:29:133:01:596:577:18
7:10
-0:51

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

6:47 /mi

Average Pace

6:57 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:13

98% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

2:46

2% of race

Average Pace: 6:56 /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 mi10:48:1821:046:4721:04
6:47
#6183
10K
6.21 mi11:09:3042:166:4821:12
6:49
#6325
15K
9.32 mi11:30:481:03:346:4921:18
6:51
#6416
20K
12.43 mi11:52:061:24:526:5021:18
6:51
#6222
Half
13.11 mi11:56:441:29:306:504:38
6:47
#6196
25K
15.53 mi12:13:271:46:136:5016:43
6:54
#6049
30K
18.64 mi12:35:162:08:026:5221:49
7:01
#5730
20M
20.00 mi12:44:402:17:266:529:24
6:55
#5546
21M
21.00 mi12:52:032:24:496:547:23
7:23
#5404
35K
21.75 mi12:57:082:29:546:545:05
6:48
#5324
23M
23.00 mi13:05:592:38:456:548:51
7:04
#5204
24M
24.00 mi13:12:582:45:446:546:59
6:59
#5148
40K
24.85 mi13:19:092:51:556:556:11
7:14
#5120
25.2M
25.20 mi13:21:552:54:416:562:46
8:01
#5113
Finish
26.22 mi13:29:133:01:596:577:18
7:10
#5112
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi61835035036660(Top 23%)647(Top 5%)647(Top 12%)
10K6.21 mi3.10 mi6325-142528-25528-256669(Top 23%)632(Top 5%)632(Top 12%)
15K9.32 mi3.11 mi6416-91566-38566-386660(Top 23%)647(Top 5%)647(Top 12%)
20K12.43 mi3.11 mi6222+194550+16550+165848(Top 21%)521(Top 4%)521(Top 10%)
Half13.11 mi0.68 mi6196+26545+5545+56157(Top 22%)570(Top 5%)570(Top 10%)
25K15.53 mi2.42 mi6049+147537+8537+85654(Top 20%)516(Top 4%)516(Top 9%)
30K18.64 mi3.11 mi5730+319497+40497+404840(Top 17%)419(Top 3%)419(Top 8%)
20M20.00 mi1.36 mi5546+184465+32465+323647(Top 13%)282(Top 2%)282(Top 5%)
21M21.00 mi1.00 mi5404+142455+10455+104059(Top 14%)374(Top 3%)374(Top 7%)
35K21.75 mi0.75 mi5324+80445+10445+104134(Top 15%)423(Top 3%)423(Top 8%)
23M23.00 mi1.25 mi5204+120437+8437+84194(Top 15%)451(Top 4%)451(Top 8%)
24M24.00 mi1.00 mi5148+56441-4441-44575(Top 16%)600(Top 5%)600(Top 11%)
40K24.85 mi0.85 mi5120+28450-9450-95251(Top 18%)850(Top 7%)850(Top 16%)
25.2M25.20 mi0.35 mi5113+7448+2448+26104(Top 21%)1262(Top 10%)1262(Top 23%)
Finish26.22 mi1.02 mi5112+1457-9457-96825(Top 24%)1570(Top 13%)1570(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6660

Females

647

F18-39

647

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6669

Females

632

F18-39

632

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6660

Females

647

F18-39

647

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5848

Females

521

F18-39

521

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6157

Females

570

F18-39

570

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5654

Females

516

F18-39

516

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4840

Females

419

F18-39

419

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3647

Females

282

F18-39

282

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

4059

Females

374

F18-39

374

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4134

Females

423

F18-39

423

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4194

Females

451

F18-39

451

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4575

Females

600

F18-39

600

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5251

Females

850

F18-39

850

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6104

Females

1262

F18-39

1262

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6825

Females

1570

F18-39

1570

Passing Analysis

Category:
Athletes Passed
1873
Passed By
802
Net Change
+1071
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6183
5K → 10K137279-142#6183#6325
10K → 15K122213-91#6325#6416
15K → 20K24147+194#6416#6222
20K → Half4418+26#6222#6196
Half → 25K18841+147#6196#6049
25K → 30K35839+319#6049#5730
30K → 20M1928+184#5730#5546
20M → 21M15311+142#5546#5404
21M → 35K899+80#5404#5324
35K → 23M14222+120#5324#5204
23M → 24M7822+56#5204#5148
24M → 40K6335+28#5148#5120
40K → 25.2M2114+7#5120#5113
25.2M → Finish4544+1#5113#5112
TOTALS1873802+1071
📊

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