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BOSTON MARATHON 2025

Brooke Halmi

Bib: 19222•F

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0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:25/mi
26:10
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:24
↑ 79↓ 1380.4%
15K· 9.32 mi
8:26/mi
1:18:36
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:45:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:50:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
2:11:27
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:38:48
↑ 181↓ 1480.2%
20M
8:55/mi
2:50:55
↑ 64↓ 500.2%
21M
9:17/mi
3:00:12
↑ 106↓ 241.6%
35K· 21.75 mi
8:31/mi
3:06:34
↑ 17↓ 861.7%
23M
8:21/mi
3:17:01
↑ 23↓ 630.6%
24M
7:54/mi
3:24:55
↓ 821.3%
40K· 24.85 mi
7:30/mi
3:31:20
↓ 200.3%
25.2M
7:50/mi
3:34:02
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:41:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:50:55
Pace8:28 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:13
Pace8:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1826:108:2526:10
8:25
-
10K
6.21 mi11:44:3252:248:2626:14
8:27
+0:02
15K
9.32 mi12:10:441:18:368:2626:12
8:26
-0:01
20K
12.43 mi12:37:131:45:058:2726:29
8:31
+0:05
Half
13.11 mi12:43:031:50:558:285:50
8:33
+0:02
25K
15.53 mi13:03:352:11:278:2820:32
8:28
-0:05
30K
18.64 mi13:30:562:38:488:3127:21
8:48
+0:20
20M
20.00 mi13:43:032:50:558:3312:07
8:55
+0:07
21M
21.00 mi13:52:203:00:128:359:17
9:17
+0:22
35K
21.75 mi13:58:423:06:348:356:22
8:31
-0:46
23M
23.00 mi14:09:093:17:018:3410:27
8:21
-0:10
24M
24.00 mi14:17:033:24:558:327:54
7:54
-0:27
40K
24.85 mi14:23:283:31:208:306:25
7:30
-0:24
25.2M
25.20 mi14:26:103:34:028:302:42
7:50
+0:20
Finish
26.22 mi14:33:163:41:088:267:06
6:58
-0:52

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

6:58 /mi

Average Pace

8:26 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:07

11% of race

Time at Steady Pace

2:28:16

67% of race

Time at Slower Pace

48:45

22% of race

Average Pace: 8:26 /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 mi11:18:1826:108:2526:10
8:25
#19437
10K
6.21 mi11:44:3252:248:2626:14
8:27
#19437
15K
9.32 mi12:10:441:18:368:2626:12
8:26
#19242
20K
12.43 mi12:37:131:45:058:2726:29
8:31
#18987
Half
13.11 mi12:43:031:50:558:285:50
8:33
#19012
25K
15.53 mi13:03:352:11:278:2820:32
8:28
#18673
30K
18.64 mi13:30:562:38:488:3127:21
8:48
#18257
20M
20.00 mi13:43:032:50:558:3312:07
8:55
#18063
21M
21.00 mi13:52:203:00:128:359:17
9:17
#17904
35K
21.75 mi13:58:423:06:348:356:22
8:31
#17789
23M
23.00 mi14:09:093:17:018:3410:27
8:21
#17445
24M
24.00 mi14:17:033:24:558:327:54
7:54
#17150
40K
24.85 mi14:23:283:31:208:306:25
7:30
#16755
25.2M
25.20 mi14:26:103:34:028:302:42
7:50
#16571
Finish
26.22 mi14:33:163:41:088:267:06
6:58
#16147
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi194377156715618914(Top 67%)6846(Top 56%)6846(Top 125%)
10K6.21 mi3.10 mi194377145+117145+1119470(Top 69%)7149(Top 58%)7149(Top 131%)
15K9.32 mi3.11 mi19242+1957030+1157030+11518914(Top 67%)6846(Top 56%)6846(Top 125%)
20K12.43 mi3.11 mi18987+2556896+1346896+13418402(Top 65%)6565(Top 54%)6565(Top 120%)
Half13.11 mi0.68 mi19012-256914-186914-1819526(Top 69%)7182(Top 59%)7182(Top 131%)
25K15.53 mi2.42 mi18673+3396732+1826732+18216994(Top 60%)5850(Top 48%)5850(Top 107%)
30K18.64 mi3.11 mi18257+4166536+1966536+19616627(Top 59%)5819(Top 48%)5819(Top 106%)
20M20.00 mi1.36 mi18063+1946459+776459+7716352(Top 58%)5800(Top 47%)5800(Top 106%)
21M21.00 mi1.00 mi17904+1596377+826377+8215091(Top 53%)5224(Top 43%)5224(Top 96%)
35K21.75 mi0.75 mi17789+1156325+526325+5215564(Top 55%)5554(Top 45%)5554(Top 102%)
23M23.00 mi1.25 mi17445+3446195+1306195+13012366(Top 44%)3949(Top 32%)3949(Top 72%)
24M24.00 mi1.00 mi17150+2956042+1536042+15310601(Top 37%)3112(Top 25%)3112(Top 57%)
40K24.85 mi0.85 mi16755+3955848+1945848+1946884(Top 24%)1524(Top 12%)1524(Top 28%)
25.2M25.20 mi0.35 mi16571+1845744+1045744+1045158(Top 18%)956(Top 8%)956(Top 17%)
Finish26.22 mi1.02 mi16147+4245516+2285516+2285577(Top 20%)1106(Top 9%)1106(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

18914

Females

6846

F18-39

6846

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19470

Females

7149

F18-39

7149

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

18914

Females

6846

F18-39

6846

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18402

Females

6565

F18-39

6565

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19526

Females

7182

F18-39

7182

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16994

Females

5850

F18-39

5850

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16627

Females

5819

F18-39

5819

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16352

Females

5800

F18-39

5800

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15091

Females

5224

F18-39

5224

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15564

Females

5554

F18-39

5554

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12366

Females

3949

F18-39

3949

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10601

Females

3112

F18-39

3112

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6884

Females

1524

F18-39

1524

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5158

Females

956

F18-39

956

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5577

Females

1106

F18-39

1106

Passing Analysis

Category:
Athletes Passed
3931
Passed By
641
Net Change
+3290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19437
5K → 10K2532530#19437#19437
10K → 15K311116+195#19437#19242
15K → 20K33277+255#19242#18987
20K → Half2146-25#18987#19012
Half → 25K35314+339#19012#18673
25K → 30K46650+416#18673#18257
30K → 20M23137+194#18257#18063
20M → 21M18324+159#18063#17904
21M → 35K12914+115#17904#17789
35K → 23M3495+344#17789#17445
23M → 24M2994+295#17445#17150
24M → 40K3950+395#17150#16755
40K → 25.2M1840+184#16755#16571
25.2M → Finish4251+424#16571#16147
TOTALS3931641+3290
📊

Passing Visuals

Category:
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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