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BOSTON MARATHON 2025

Brigitte Fontes

Bib: 19313•F

OH

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 37%
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
7:55/mi
24:36
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
49:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:13:35
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:38:07
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:43:30
↑ 19↓ 370.5%
25K· 15.53 mi
8:10/mi
2:03:17
↑ 66↓ 880.2%
30K· 18.64 mi
8:25/mi
2:29:25
↑ 181↓ 1480.2%
20M
8:23/mi
2:40:48
↑ 64↓ 500.2%
21M
8:59/mi
2:49:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
2:55:59
↑ 17↓ 861.7%
23M
8:50/mi
3:07:03
↑ 23↓ 630.6%
24M
8:45/mi
3:15:48
↓ 821.3%
40K· 24.85 mi
8:58/mi
3:23:28
↓ 200.3%
25.2M
9:25/mi
3:26:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:44/mi
3:34:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:30
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:51:06
Pace8:29 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4124:367:5524:36
7:55
-
10K
6.21 mi11:41:1249:077:5424:31
7:53
-0:02
15K
9.32 mi12:05:401:13:357:5424:28
7:53
0:00
20K
12.43 mi12:30:121:38:077:5424:32
7:54
+0:01
Half
13.11 mi12:35:351:43:307:545:23
7:53
-0:01
25K
15.53 mi12:55:222:03:177:5619:47
8:10
+0:17
30K
18.64 mi13:21:302:29:258:0126:08
8:25
+0:15
20M
20.00 mi13:32:532:40:488:0211:23
8:23
-0:02
21M
21.00 mi13:41:522:49:478:058:59
8:59
+0:36
35K
21.75 mi13:48:042:55:598:066:12
8:17
-0:42
23M
23.00 mi13:59:083:07:038:0811:04
8:50
+0:33
24M
24.00 mi14:07:533:15:488:108:45
8:45
-0:05
40K
24.85 mi14:15:333:23:288:117:40
8:58
+0:13
25.2M
25.20 mi14:18:483:26:438:123:15
9:25
+0:27
Finish
26.22 mi14:26:413:34:368:117:53
7:44
-1:41

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

7:44 /mi

Average Pace

8:11 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:23

52% of race

Time at Steady Pace

1:03:30

30% of race

Time at Slower Pace

39:43

19% of race

Average Pace: 8:11 /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 mi11:16:4124:367:5524:36
7:55
#15889
10K
6.21 mi11:41:1249:077:5424:31
7:53
#15728
15K
9.32 mi12:05:401:13:357:5424:28
7:53
#15451
20K
12.43 mi12:30:121:38:077:5424:32
7:54
#15062
Half
13.11 mi12:35:351:43:307:545:23
7:53
#15050
25K
15.53 mi12:55:222:03:177:5619:47
8:10
#15056
30K
18.64 mi13:21:302:29:258:0126:08
8:25
#14859
20M
20.00 mi13:32:532:40:488:0211:23
8:23
#14667
21M
21.00 mi13:41:522:49:478:058:59
8:59
#14556
35K
21.75 mi13:48:042:55:598:066:12
8:17
#14520
23M
23.00 mi13:59:083:07:038:0811:04
8:50
#14544
24M
24.00 mi14:07:533:15:488:108:45
8:45
#14604
40K
24.85 mi14:15:333:23:288:117:40
8:58
#14633
25.2M
25.20 mi14:18:483:26:438:123:15
9:25
#14618
Finish
26.22 mi14:26:413:34:368:117:53
7:44
#14456
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi158895073507315062(Top 53%)4614(Top 38%)4614(Top 84%)
10K6.21 mi3.10 mi15728+1614975+984975+9815608(Top 55%)4893(Top 40%)4893(Top 89%)
15K9.32 mi3.11 mi15451+2774819+1564819+15615062(Top 53%)4614(Top 38%)4614(Top 84%)
20K12.43 mi3.11 mi15062+3894619+2004619+20014079(Top 50%)4139(Top 34%)4139(Top 76%)
Half13.11 mi0.68 mi15050+124610+94610+915066(Top 53%)4649(Top 38%)4649(Top 85%)
25K15.53 mi2.42 mi15056-64644-344644-3415051(Top 53%)4758(Top 39%)4758(Top 87%)
30K18.64 mi3.11 mi14859+1974595+494595+4914213(Top 50%)4487(Top 37%)4487(Top 82%)
20M20.00 mi1.36 mi14667+1924512+834512+8313020(Top 46%)3991(Top 33%)3991(Top 73%)
21M21.00 mi1.00 mi14556+1114476+364476+3613422(Top 47%)4328(Top 35%)4328(Top 79%)
35K21.75 mi0.75 mi14520+364466+104466+1014202(Top 50%)4790(Top 39%)4790(Top 88%)
23M23.00 mi1.25 mi14544-244510-444510-4415330(Top 54%)5504(Top 45%)5504(Top 101%)
24M24.00 mi1.00 mi14604-604576-664576-6616028(Top 56%)5937(Top 49%)5937(Top 109%)
40K24.85 mi0.85 mi14633-294618-424618-4216113(Top 57%)6094(Top 50%)6094(Top 111%)
25.2M25.20 mi0.35 mi14618+154626-84626-814200(Top 50%)5120(Top 42%)5120(Top 94%)
Finish26.22 mi1.02 mi14456+1624567+594567+5911009(Top 39%)3477(Top 28%)3477(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15062

Females

4614

F18-39

4614

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15608

Females

4893

F18-39

4893

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15062

Females

4614

F18-39

4614

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14079

Females

4139

F18-39

4139

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

15066

Females

4649

F18-39

4649

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

15051

Females

4758

F18-39

4758

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14213

Females

4487

F18-39

4487

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13020

Females

3991

F18-39

3991

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13422

Females

4328

F18-39

4328

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14202

Females

4790

F18-39

4790

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

15330

Females

5504

F18-39

5504

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

16028

Females

5937

F18-39

5937

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16113

Females

6094

F18-39

6094

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14200

Females

5120

F18-39

5120

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11009

Females

3477

F18-39

3477

Passing Analysis

Category:
Athletes Passed
2637
Passed By
1204
Net Change
+1433
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15889
5K → 10K396235+161#15889#15728
10K → 15K35174+277#15728#15451
15K → 20K43142+389#15451#15062
20K → Half4432+12#15062#15050
Half → 25K172178-6#15050#15056
25K → 30K344147+197#15056#14859
30K → 20M23139+192#14859#14667
20M → 21M15746+111#14667#14556
21M → 35K8650+36#14556#14520
35K → 23M89113-24#14520#14544
23M → 24M55115-60#14544#14604
24M → 40K6392-29#14604#14633
40K → 25.2M4227+15#14633#14618
25.2M → Finish17614+162#14618#14456
TOTALS26371204+1433
📊

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