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BOSTON MARATHON 2025

Brigid Riedy

Bib: 17803•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 30%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 24%
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
7:11/mi
22:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:14/mi
44:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:07:24
↑ 67↓ 78
20K· 12.43 mi
7:19/mi
1:30:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:35:06
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:53:01
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:16:36
↑ 181↓ 1480.2%
20M
7:49/mi
2:27:13
↑ 64↓ 500.2%
21M
8:13/mi
2:35:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:41:02
↑ 17↓ 861.7%
23M
7:45/mi
2:50:44
↑ 23↓ 630.6%
24M
7:36/mi
2:58:20
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:04:55
↓ 200.3%
25.2M
8:22/mi
3:07:48
↑ 13↓ 160.2%
Finish· 26.22 mi
7:14/mi
3:15:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:06
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:40:04
Pace7:38 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:3522:187:1122:18
7:11
-
10K
6.21 mi11:35:0244:457:1222:27
7:14
+0:03
15K
9.32 mi11:57:411:07:247:1422:39
7:17
+0:03
20K
12.43 mi12:20:261:30:097:1522:45
7:19
+0:02
Half
13.11 mi12:25:231:35:067:154:57
7:15
-0:04
25K
15.53 mi12:43:181:53:017:1717:55
7:23
+0:08
30K
18.64 mi13:06:532:16:367:2023:35
7:35
+0:12
20M
20.00 mi13:17:302:27:137:2210:37
7:49
+0:14
21M
21.00 mi13:25:432:35:267:248:13
8:13
+0:24
35K
21.75 mi13:31:192:41:027:245:36
7:29
-0:44
23M
23.00 mi13:41:012:50:447:259:42
7:45
+0:16
24M
24.00 mi13:48:372:58:207:267:36
7:36
-0:09
40K
24.85 mi13:55:123:04:557:266:35
7:42
+0:06
25.2M
25.20 mi13:58:053:07:487:272:53
8:22
+0:40
Finish
26.22 mi14:05:273:15:107:277:22
7:14
-1:08

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

7:11 /mi

Average Pace

7:27 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:04

94% of race

Time at Steady Pace

11:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi11:12:3522:187:1122:18
7:11
#9294
10K
6.21 mi11:35:0244:457:1222:27
7:14
#9479
15K
9.32 mi11:57:411:07:247:1422:39
7:17
#9604
20K
12.43 mi12:20:261:30:097:1522:45
7:19
#9446
Half
13.11 mi12:25:231:35:067:154:57
7:15
#9439
25K
15.53 mi12:43:181:53:017:1717:55
7:23
#9362
30K
18.64 mi13:06:532:16:367:2023:35
7:35
#9085
20M
20.00 mi13:17:302:27:137:2210:37
7:49
#9068
21M
21.00 mi13:25:432:35:267:248:13
8:13
#9008
35K
21.75 mi13:31:192:41:027:245:36
7:29
#8958
23M
23.00 mi13:41:012:50:447:259:42
7:45
#8844
24M
24.00 mi13:48:372:58:207:267:36
7:36
#8801
40K
24.85 mi13:55:123:04:557:266:35
7:42
#8717
25.2M
25.20 mi13:58:053:07:487:272:53
8:22
#8688
Finish
26.22 mi14:05:273:15:107:277:22
7:14
#8612
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9294150815089931(Top 35%)1854(Top 15%)1854(Top 34%)
10K6.21 mi3.10 mi9479-1851568-601568-609717(Top 34%)1691(Top 14%)1691(Top 31%)
15K9.32 mi3.11 mi9604-1251655-871655-879931(Top 35%)1854(Top 15%)1854(Top 34%)
20K12.43 mi3.11 mi9446+1581617+381617+389238(Top 33%)1625(Top 13%)1625(Top 30%)
Half13.11 mi0.68 mi9439+71621-41621-49651(Top 34%)1779(Top 15%)1779(Top 33%)
25K15.53 mi2.42 mi9362+771610+111610+119086(Top 32%)1672(Top 14%)1672(Top 31%)
30K18.64 mi3.11 mi9085+2771544+661544+668389(Top 30%)1548(Top 13%)1548(Top 28%)
20M20.00 mi1.36 mi9068+171568-241568-249125(Top 32%)2030(Top 17%)2030(Top 37%)
21M21.00 mi1.00 mi9008+601579-111579-118698(Top 31%)2025(Top 17%)2025(Top 37%)
35K21.75 mi0.75 mi8958+501577+21577+28541(Top 30%)1907(Top 16%)1907(Top 35%)
23M23.00 mi1.25 mi8844+1141572+51572+58229(Top 29%)1910(Top 16%)1910(Top 35%)
24M24.00 mi1.00 mi8801+431592-201592-208419(Top 30%)2051(Top 17%)2051(Top 38%)
40K24.85 mi0.85 mi8717+841597-51597-58103(Top 29%)2030(Top 17%)2030(Top 37%)
25.2M25.20 mi0.35 mi8688+291598-11598-18004(Top 28%)2062(Top 17%)2062(Top 38%)
Finish26.22 mi1.02 mi8612+761595+31595+37248(Top 26%)1747(Top 14%)1747(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9931

Females

1854

F18-39

1854

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9717

Females

1691

F18-39

1691

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9931

Females

1854

F18-39

1854

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9238

Females

1625

F18-39

1625

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9651

Females

1779

F18-39

1779

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

9086

Females

1672

F18-39

1672

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

8389

Females

1548

F18-39

1548

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9125

Females

2030

F18-39

2030

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8698

Females

2025

F18-39

2025

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8541

Females

1907

F18-39

1907

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

8229

Females

1910

F18-39

1910

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8419

Females

2051

F18-39

2051

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8103

Females

2030

F18-39

2030

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8004

Females

2062

F18-39

2062

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7248

Females

1747

F18-39

1747

Passing Analysis

Category:
Athletes Passed
1970
Passed By
1288
Net Change
+682
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9294
5K → 10K154339-185#9294#9479
10K → 15K123248-125#9479#9604
15K → 20K24991+158#9604#9446
20K → Half3427+7#9446#9439
Half → 25K183106+77#9439#9362
25K → 30K35578+277#9362#9085
30K → 20M11699+17#9085#9068
20M → 21M11959+60#9068#9008
21M → 35K9040+50#9008#8958
35K → 23M16147+114#8958#8844
23M → 24M10158+43#8844#8801
24M → 40K11834+84#8801#8717
40K → 25.2M4819+29#8717#8688
25.2M → Finish11943+76#8688#8612
TOTALS19701288+682
📊

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