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BOSTON MARATHON 2025

Signe Nam

Bib: 25655•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F70-74)
#0 / 71
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:43
Rank: #24447
Start → 5K
9:34/mi
29:43 split
10K· 6.21 mi
59:34
Rank: #24414 (+33)
5K → 10K
9:36/mi
29:51 split
15K· 9.32 mi
1:30:02
Rank: #24460 (-46)
10K → 15K
9:48/mi
30:28 split
20K· 12.43 mi
2:02:43
Rank: #24699 (-239)
15K → 20K
10:31/mi
32:41 split
Half· 13.11 mi
2:09:42
Rank: #24731 (-32)
20K → Half
10:14/mi
6:59 split
25K· 15.53 mi
2:36:29
Rank: #24880 (-149)
Half → 25K
11:03/mi
26:47 split
30K· 18.64 mi
3:12:26
Rank: #24914 (-34)
25K → 30K
11:34/mi
35:57 split
20M
3:28:17
Rank: #24908 (+6)
30K → 20M
11:40/mi
15:51 split
21M
3:41:43
Rank: #24984 (-76)
20M → 21M
13:26/mi
13:26 split
35K· 21.75 mi
3:49:39
Rank: #24942 (+42)
21M → 35K
10:36/mi
7:56 split
23M
4:04:23
Rank: #24928 (+14)
35K → 23M
11:46/mi
14:44 split
24M
4:15:44
Rank: #24928
23M → 24M
11:21/mi
11:21 split
40K· 24.85 mi
4:26:06
Rank: #24938 (-10)
24M → 40K
12:07/mi
10:22 split
25.2M
4:30:30
Rank: #24937 (+1)
40K → 25.2M
12:46/mi
4:24 split
Finish· 26.22 mi
4:41:58
Rank: #24991 (-54)
25.2M → Finish
11:15/mi
11:28 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:42
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:32:16
Pace11:37 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1729:439:3429:43
9:34
-
10K
6.21 mi12:15:0859:349:3529:51
9:36
+0:02
15K
9.32 mi12:45:361:30:029:4030:28
9:48
+0:12
20K
12.43 mi13:18:172:02:439:5232:41
10:31
+0:43
Half
13.11 mi13:25:162:09:429:546:59
10:14
-0:17
25K
15.53 mi13:52:032:36:2910:0426:47
11:03
+0:49
30K
18.64 mi14:28:003:12:2610:1935:57
11:34
+0:31
20M
20.00 mi14:43:513:28:1710:2515:51
11:40
+0:06
21M
21.00 mi14:57:173:41:4310:3313:26
13:26
+1:46
35K
21.75 mi15:05:133:49:3910:347:56
10:36
-2:50
23M
23.00 mi15:19:574:04:2310:3814:44
11:46
+1:10
24M
24.00 mi15:31:184:15:4410:3911:21
11:21
-0:25
40K
24.85 mi15:41:404:26:0610:4210:22
12:07
+0:46
25.2M
25.20 mi15:46:044:30:3010:444:24
12:46
+0:39
Finish
26.22 mi15:57:324:41:5810:4611:28
11:15
-1:31

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

9:34 /mi

Average Pace

10:46 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:38

49% of race

Time at Steady Pace

1:56:08

41% of race

Time at Slower Pace

28:12

10% of race

Average Pace: 10:45 /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 mi11:45:1729:439:3429:43
9:34
#24447
10K
6.21 mi12:15:0859:349:3529:51
9:36
#24414
15K
9.32 mi12:45:361:30:029:4030:28
9:48
#24460
20K
12.43 mi13:18:172:02:439:5232:41
10:31
#24699
Half
13.11 mi13:25:162:09:429:546:59
10:14
#24731
25K
15.53 mi13:52:032:36:2910:0426:47
11:03
#24880
30K
18.64 mi14:28:003:12:2610:1935:57
11:34
#24914
20M
20.00 mi14:43:513:28:1710:2515:51
11:40
#24908
21M
21.00 mi14:57:173:41:4310:3313:26
13:26
#24984
35K
21.75 mi15:05:133:49:3910:347:56
10:36
#24942
23M
23.00 mi15:19:574:04:2310:3814:44
11:46
#24928
24M
24.00 mi15:31:184:15:4410:3911:21
11:21
#24928
40K
24.85 mi15:41:404:26:0610:4210:22
12:07
#24938
25.2M
25.20 mi15:46:044:30:3010:444:24
12:46
#24937
Finish
26.22 mi15:57:324:41:5810:4611:28
11:15
#24991
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi244479934993424557(Top 86%)9990(Top 82%)9990(Top 14070%)
10K6.21 mi3.10 mi24414+339903+319903+3124380(Top 86%)9901(Top 81%)9901(Top 13945%)
15K9.32 mi3.11 mi24460-469938-359938-3524557(Top 86%)9990(Top 82%)9990(Top 14070%)
20K12.43 mi3.11 mi24699-23910072-13410072-13425209(Top 89%)10379(Top 85%)10379(Top 14618%)
Half13.11 mi0.68 mi24731-3210085-1310085-1325289(Top 89%)10426(Top 85%)10426(Top 14685%)
25K15.53 mi2.42 mi24880-14910193-10810193-10825260(Top 89%)10444(Top 85%)10444(Top 14710%)
30K18.64 mi3.11 mi24914-3410232-3910232-3924948(Top 88%)10378(Top 85%)10378(Top 14617%)
20M20.00 mi1.36 mi24908+610247-1510247-1524797(Top 87%)10359(Top 85%)10359(Top 14590%)
21M21.00 mi1.00 mi24984-7610297-5010297-5025577(Top 90%)10847(Top 89%)10847(Top 15277%)
35K21.75 mi0.75 mi24942+4210278+1910278+1923360(Top 82%)9738(Top 80%)9738(Top 13715%)
23M23.00 mi1.25 mi24928+1410293-1510293-1524693(Top 87%)10444(Top 85%)10444(Top 14710%)
24M24.00 mi1.00 mi2492810304-1110304-1124631(Top 87%)10449(Top 85%)10449(Top 14717%)
40K24.85 mi0.85 mi24938-1010323-1910323-1925097(Top 88%)10720(Top 88%)10720(Top 15099%)
25.2M25.20 mi0.35 mi24937+1103231032324617(Top 87%)10478(Top 86%)10478(Top 14758%)
Finish26.22 mi1.02 mi24991-5410353-3010353-3025782(Top 91%)11033(Top 90%)11033(Top 15539%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24557

Females

9990

F70-74

9990

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

24380

Females

9901

F70-74

9901

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24557

Females

9990

F70-74

9990

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25209

Females

10379

F70-74

10379

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25289

Females

10426

F70-74

10426

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

25260

Females

10444

F70-74

10444

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

24948

Females

10378

F70-74

10378

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24797

Females

10359

F70-74

10359

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25577

Females

10847

F70-74

10847

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23360

Females

9738

F70-74

9738

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24693

Females

10444

F70-74

10444

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

24631

Females

10449

F70-74

10449

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

25097

Females

10720

F70-74

10720

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24617

Females

10478

F70-74

10478

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25782

Females

11033

F70-74

11033

Passing Analysis

Category:
Athletes Passed
892
Passed By
1436
Net Change
-544
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24447
5K → 10K230197+33#24447#24414
10K → 15K120166-46#24414#24460
15K → 20K75314-239#24460#24699
20K → Half1749-32#24699#24731
Half → 25K48197-149#24731#24880
25K → 30K113147-34#24880#24914
30K → 20M6256+6#24914#24908
20M → 21M2399-76#24908#24984
21M → 35K5311+42#24984#24942
35K → 23M5339+14#24942#24928
23M → 24M35350#24928#24928
24M → 40K3646-10#24928#24938
40K → 25.2M1413+1#24938#24937
25.2M → Finish1367-54#24937#24991
TOTALS8921436-544
📊

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