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BOSTON MARATHON 2025

Sarah Glatz

Bib: 10836•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:24
Rank: #6989
Start → 5K
6:53/mi
21:24 split
10K· 6.21 mi
42:25
Rank: #6553 (+436)
5K → 10K
6:46/mi
21:01 split
15K· 9.32 mi
1:03:23
Rank: #6222 (+331)
10K → 15K
6:45/mi
20:58 split
20K· 12.43 mi
1:24:33
Rank: #5975 (+247)
15K → 20K
6:49/mi
21:10 split
Half· 13.11 mi
1:29:09
Rank: #5963 (+12)
20K → Half
6:45/mi
4:36 split
25K· 15.53 mi
1:46:09
Rank: #6010 (-47)
Half → 25K
7:01/mi
17:00 split
30K· 18.64 mi
2:09:40
Rank: #6372 (-362)
25K → 30K
7:34/mi
23:31 split
20M
2:20:07
Rank: #6420 (-48)
30K → 20M
7:41/mi
10:27 split
21M
2:28:22
Rank: #6475 (-55)
20M → 21M
8:15/mi
8:15 split
35K· 21.75 mi
2:33:54
Rank: #6483 (-8)
21M → 35K
7:24/mi
5:32 split
23M
2:43:36
Rank: #6496 (-13)
35K → 23M
7:45/mi
9:42 split
24M
2:51:20
Rank: #6546 (-50)
23M → 24M
7:45/mi
7:44 split
40K· 24.85 mi
2:57:49
Rank: #6524 (+22)
24M → 40K
7:35/mi
6:29 split
25.2M
3:00:39
Rank: #6505 (+19)
40K → 25.2M
8:13/mi
2:50 split
Finish· 26.22 mi
3:07:42
Rank: #6401 (+104)
25.2M → Finish
6:55/mi
7:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:09
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:38:33
Pace7:31 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2021:246:5321:24
6:53
-
10K
6.21 mi11:10:2142:256:5021:01
6:46
-0:07
15K
9.32 mi11:31:191:03:236:4820:58
6:45
-0:01
20K
12.43 mi11:52:291:24:336:4821:10
6:49
+0:04
Half
13.11 mi11:57:051:29:096:484:36
6:45
-0:04
25K
15.53 mi12:14:051:46:096:5017:00
7:01
+0:16
30K
18.64 mi12:37:362:09:406:5723:31
7:34
+0:33
20M
20.00 mi12:48:032:20:077:0010:27
7:41
+0:07
21M
21.00 mi12:56:182:28:227:048:15
8:15
+0:34
35K
21.75 mi13:01:502:33:547:055:32
7:24
-0:51
23M
23.00 mi13:11:322:43:367:079:42
7:45
+0:21
24M
24.00 mi13:19:162:51:207:087:44
7:45
0:00
40K
24.85 mi13:25:452:57:497:096:29
7:35
-0:10
25.2M
25.20 mi13:28:353:00:397:102:50
8:13
+0:38
Finish
26.22 mi13:35:383:07:427:107:03
6:55
-1:18

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

6:45 /mi

Average Pace

7:10 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:12

60% of race

Time at Steady Pace

35:32

19% of race

Time at Slower Pace

38:58

21% of race

Average Pace: 7:10 /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 mi10:49:2021:246:5321:24
6:53
#6989
10K
6.21 mi11:10:2142:256:5021:01
6:46
#6553
15K
9.32 mi11:31:191:03:236:4820:58
6:45
#6222
20K
12.43 mi11:52:291:24:336:4821:10
6:49
#5975
Half
13.11 mi11:57:051:29:096:484:36
6:45
#5963
25K
15.53 mi12:14:051:46:096:5017:00
7:01
#6010
30K
18.64 mi12:37:362:09:406:5723:31
7:34
#6372
20M
20.00 mi12:48:032:20:077:0010:27
7:41
#6420
21M
21.00 mi12:56:182:28:227:048:15
8:15
#6475
35K
21.75 mi13:01:502:33:547:055:32
7:24
#6483
23M
23.00 mi13:11:322:43:367:079:42
7:45
#6496
24M
24.00 mi13:19:162:51:207:087:44
7:45
#6546
40K
24.85 mi13:25:452:57:497:096:29
7:35
#6524
25.2M
25.20 mi13:28:353:00:397:102:50
8:13
#6505
Finish
26.22 mi13:35:383:07:427:107:03
6:55
#6401
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi69896866865605(Top 20%)467(Top 4%)467(Top 9%)
10K6.21 mi3.10 mi6553+436585+101585+1016021(Top 21%)505(Top 4%)505(Top 9%)
15K9.32 mi3.11 mi6222+331520+65520+655605(Top 20%)467(Top 4%)467(Top 9%)
20K12.43 mi3.11 mi5975+247498+22498+225451(Top 19%)456(Top 4%)456(Top 8%)
Half13.11 mi0.68 mi5963+12500-2500-25730(Top 20%)492(Top 4%)492(Top 9%)
25K15.53 mi2.42 mi6010-47530-30530-306416(Top 23%)697(Top 6%)697(Top 13%)
30K18.64 mi3.11 mi6372-362626-96626-968222(Top 29%)1476(Top 12%)1476(Top 27%)
20M20.00 mi1.36 mi6420-48652-26652-268281(Top 29%)1645(Top 13%)1645(Top 30%)
21M21.00 mi1.00 mi6475-55687-35687-358899(Top 31%)2104(Top 17%)2104(Top 38%)
35K21.75 mi0.75 mi6483-8706-19706-197914(Top 28%)1631(Top 13%)1631(Top 30%)
23M23.00 mi1.25 mi6496-13738-32738-328151(Top 29%)1897(Top 16%)1897(Top 35%)
24M24.00 mi1.00 mi6546-50775-37775-379407(Top 33%)2540(Top 21%)2540(Top 46%)
40K24.85 mi0.85 mi6524+22794-19794-197329(Top 26%)1681(Top 14%)1681(Top 31%)
25.2M25.20 mi0.35 mi6505+19796-2796-27184(Top 25%)1700(Top 14%)1700(Top 31%)
Finish26.22 mi1.02 mi6401+104794+2794+25240(Top 18%)944(Top 8%)944(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5605

Females

467

F18-39

467

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

6021

Females

505

F18-39

505

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5605

Females

467

F18-39

467

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5451

Females

456

F18-39

456

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5730

Females

492

F18-39

492

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6416

Females

697

F18-39

697

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8222

Females

1476

F18-39

1476

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8281

Females

1645

F18-39

1645

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8899

Females

2104

F18-39

2104

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7914

Females

1631

F18-39

1631

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8151

Females

1897

F18-39

1897

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9407

Females

2540

F18-39

2540

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7329

Females

1681

F18-39

1681

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7184

Females

1700

F18-39

1700

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5240

Females

944

F18-39

944

Passing Analysis

Category:
Athletes Passed
1862
Passed By
1274
Net Change
+588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6989
5K → 10K47640+436#6989#6553
10K → 15K36332+331#6553#6222
15K → 20K27831+247#6222#5975
20K → Half2513+12#5975#5963
Half → 25K113160-47#5963#6010
25K → 30K86448-362#6010#6372
30K → 20M73121-48#6372#6420
20M → 21M46101-55#6420#6475
21M → 35K4553-8#6475#6483
35K → 23M88101-13#6483#6496
23M → 24M4696-50#6496#6546
24M → 40K6644+22#6546#6524
40K → 25.2M3314+19#6524#6505
25.2M → Finish12420+104#6505#6401
TOTALS18621274+588
📊

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