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BOSTON MARATHON 2025

Brunna Cunha

Bib: 26020•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
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
9:21/mi
29:03
↑ 97↓ 3451.5%
10K· 6.21 mi
10:09/mi
1:00:35
↑ 79↓ 1380.4%
15K· 9.32 mi
10:42/mi
1:33:50
↑ 67↓ 78
20K· 12.43 mi
11:24/mi
2:09:16
↑ 106↓ 860.1%
Half· 13.11 mi
11:13/mi
2:16:55
↑ 19↓ 370.5%
25K· 15.53 mi
12:26/mi
2:47:03
↑ 66↓ 880.2%
30K· 18.64 mi
13:39/mi
3:29:26
↑ 181↓ 1480.2%
20M
14:39/mi
3:49:20
↑ 64↓ 500.2%
21M
15:49/mi
4:05:09
↑ 106↓ 241.6%
35K· 21.75 mi
13:18/mi
4:15:06
↑ 17↓ 861.7%
23M
13:51/mi
4:32:26
↑ 23↓ 630.6%
24M
13:41/mi
4:46:07
↓ 821.3%
40K· 24.85 mi
15:04/mi
4:59:00
↓ 200.3%
25.2M
15:48/mi
5:04:27
↑ 13↓ 160.2%
Finish· 26.22 mi
12:23/mi
5:17:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:55
Pace10:27 /mi
2nd Half
Distance13.11 mi
Time3:00:09
Pace13:45 /mi
📊Positive Split: 31.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1629:039:2129:03
9:21
-
10K
6.21 mi12:15:481:00:359:4531:32
10:09
+0:48
15K
9.32 mi12:49:031:33:5010:0433:15
10:42
+0:33
20K
12.43 mi13:24:292:09:1610:2435:26
11:24
+0:42
Half
13.11 mi13:32:082:16:5510:277:39
11:13
-0:11
25K
15.53 mi14:02:162:47:0310:4530:08
12:26
+1:13
30K
18.64 mi14:44:393:29:2611:1442:23
13:39
+1:13
20M
20.00 mi15:04:333:49:2011:2819:54
14:39
+1:00
21M
21.00 mi15:20:224:05:0911:4015:49
15:49
+1:10
35K
21.75 mi15:30:194:15:0611:449:57
13:18
-2:31
23M
23.00 mi15:47:394:32:2611:5117:20
13:51
+0:33
24M
24.00 mi16:01:204:46:0711:5513:41
13:41
-0:10
40K
24.85 mi16:14:134:59:0012:0212:53
15:04
+1:23
25.2M
25.20 mi16:19:405:04:2712:055:27
15:48
+0:44
Finish
26.22 mi16:32:175:17:0412:0612:37
12:23
-3:25

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

9:21 /mi

Average Pace

12:06 /mi

Slowest Pace

15:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:55

43% of race

Time at Steady Pace

2:06:06

40% of race

Time at Slower Pace

54:03

17% of race

Average Pace: 12:06 /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 mi11:44:1629:039:2129:03
9:21
#23727
10K
6.21 mi12:15:481:00:359:4531:32
10:09
#24857
15K
9.32 mi12:49:031:33:5010:0433:15
10:42
#25453
20K
12.43 mi13:24:292:09:1610:2435:26
11:24
#25792
Half
13.11 mi13:32:082:16:5510:277:39
11:13
#25873
25K
15.53 mi14:02:162:47:0310:4530:08
12:26
#26123
30K
18.64 mi14:44:393:29:2611:1442:23
13:39
#26441
20M
20.00 mi15:04:333:49:2011:2819:54
14:39
#26596
21M
21.00 mi15:20:224:05:0911:4015:49
15:49
#26710
35K
21.75 mi15:30:194:15:0611:449:57
13:18
#26751
23M
23.00 mi15:47:394:32:2611:5117:20
13:51
#26797
24M
24.00 mi16:01:204:46:0711:5513:41
13:41
#26835
40K
24.85 mi16:14:134:59:0012:0212:53
15:04
#26900
25.2M
25.20 mi16:19:405:04:2712:055:27
15:48
#26924
Finish
26.22 mi16:32:175:17:0412:0612:37
12:23
#26940
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi237279547954726254(Top 92%)10922(Top 89%)10922(Top 200%)
10K6.21 mi3.10 mi24857-113010154-60710154-60725619(Top 90%)10591(Top 87%)10591(Top 194%)
15K9.32 mi3.11 mi25453-59610471-31710471-31726254(Top 92%)10922(Top 89%)10922(Top 200%)
20K12.43 mi3.11 mi25792-33910669-19810669-19826519(Top 93%)11109(Top 91%)11109(Top 203%)
Half13.11 mi0.68 mi25873-8110721-5210721-5226775(Top 94%)11285(Top 92%)11285(Top 206%)
25K15.53 mi2.42 mi26123-25010855-13410855-13426867(Top 95%)11355(Top 93%)11355(Top 208%)
30K18.64 mi3.11 mi26441-31811070-21511070-21527236(Top 96%)11624(Top 95%)11624(Top 213%)
20M20.00 mi1.36 mi26596-15511168-9811168-9827705(Top 98%)11919(Top 97%)11919(Top 218%)
21M21.00 mi1.00 mi26710-11411245-7711245-7727726(Top 98%)11921(Top 97%)11921(Top 218%)
35K21.75 mi0.75 mi26751-4111276-3111276-3127203(Top 96%)11695(Top 96%)11695(Top 214%)
23M23.00 mi1.25 mi26797-4611312-3611312-3627182(Top 96%)11696(Top 96%)11696(Top 214%)
24M24.00 mi1.00 mi26835-3811345-3311345-3327443(Top 97%)11864(Top 97%)11864(Top 217%)
40K24.85 mi0.85 mi26900-6511388-4311388-4327787(Top 98%)12005(Top 98%)12005(Top 220%)
25.2M25.20 mi0.35 mi26924-2411401-1311401-1327601(Top 97%)11934(Top 98%)11934(Top 218%)
Finish26.22 mi1.02 mi26940-1611415-1411415-1427192(Top 96%)11708(Top 96%)11708(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

26254

Females

10922

F18-39

10922

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25619

Females

10591

F18-39

10591

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

26254

Females

10922

F18-39

10922

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

26519

Females

11109

F18-39

11109

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26775

Females

11285

F18-39

11285

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

26867

Females

11355

F18-39

11355

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27236

Females

11624

F18-39

11624

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27705

Females

11919

F18-39

11919

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27726

Females

11921

F18-39

11921

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

27203

Females

11695

F18-39

11695

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

27182

Females

11696

F18-39

11696

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27443

Females

11864

F18-39

11864

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27787

Females

12005

F18-39

12005

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27601

Females

11934

F18-39

11934

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27192

Females

11708

F18-39

11708

Passing Analysis

Category:
Athletes Passed
255
Passed By
3468
Net Change
-3213
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23727
5K → 10K271157-1130#23727#24857
10K → 15K19615-596#24857#25453
15K → 20K53392-339#25453#25792
20K → Half586-81#25792#25873
Half → 25K18268-250#25873#26123
25K → 30K34352-318#26123#26441
30K → 20M11166-155#26441#26596
20M → 21M11125-114#26596#26710
21M → 35K1253-41#26710#26751
35K → 23M2369-46#26751#26797
23M → 24M2361-38#26797#26835
24M → 40K671-65#26835#26900
40K → 25.2M327-24#26900#26924
25.2M → Finish1026-16#26924#26940
TOTALS2553468-3213
📊

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