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BOSTON MARATHON 2025

Cristin Delaney-Guille

Bib: 8559•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Female)
#0 / 12228
Top 4%
Masters (Masters Women)
#0 / 6759
Top 1.0%
Division (F40-44)
#0 / 1718
Top 2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:46
Rank: #7879
Start → 5K
21:46 | 7:00/mi
10K· 6.21 mi
42:43
Rank: #6976 (+903)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:31
Rank: #6352 (+624)
10K → 15K
20:48 | 6:42/mi
20K· 12.43 mi
1:24:41
Rank: #6069 (+283)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:15
Rank: #6022 (+47)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:58
Rank: #5908 (+114)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:08:19
Rank: #5849 (+59)
25K → 30K
22:21 | 7:12/mi
20M
2:18:09
Rank: #5786 (+63)
30K → 20M
9:50 | 7:14/mi
21M
2:26:05
Rank: #5797 (-11)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:31:13
Rank: #5721 (+76)
21M → 35K
5:08 | 6:52/mi
23M
2:40:19
Rank: #5625 (+96)
35K → 23M
9:06 | 7:16/mi
24M
2:47:24
Rank: #5533 (+92)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
2:53:41
Rank: #5498 (+35)
24M → 40K
6:17 | 7:21/mi
25.2M
2:56:30
Rank: #5483 (+15)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:03:39
Rank: #5443 (+40)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:15
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:34:24
Pace7:12 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1021:467:0021:46
7:00
-
10K
6.21 mi11:08:0742:436:5220:57
6:45
-0:15
15K
9.32 mi11:28:551:03:316:4920:48
6:42
-0:03
20K
12.43 mi11:50:051:24:416:4921:10
6:49
+0:07
Half
13.11 mi11:54:391:29:156:484:34
6:42
-0:07
25K
15.53 mi12:11:221:45:586:4916:43
6:54
+0:12
30K
18.64 mi12:33:432:08:196:5322:21
7:12
+0:18
20M
20.00 mi12:43:332:18:096:549:50
7:14
+0:02
21M
21.00 mi12:51:292:26:056:577:56
7:56
+0:42
35K
21.75 mi12:56:372:31:136:575:08
6:52
-1:04
23M
23.00 mi13:05:432:40:196:589:06
7:16
+0:24
24M
24.00 mi13:12:482:47:246:597:05
7:05
-0:11
40K
24.85 mi13:19:052:53:416:596:17
7:21
+0:16
25.2M
25.20 mi13:21:542:56:307:002:49
8:10
+0:49
Finish
26.22 mi13:29:033:03:397:017:09
7:01
-1:09

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

6:42 /mi

Average Pace

7:01 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:19

25% of race

Time at Steady Pace

1:41:22

55% of race

Time at Slower Pace

35:58

20% of race

Average Pace: 7:00 /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 mi10:47:1021:467:0021:46
7:00
#7879
10K
6.21 mi11:08:0742:436:5220:57
6:45
#6976
15K
9.32 mi11:28:551:03:316:4920:48
6:42
#6352
20K
12.43 mi11:50:051:24:416:4921:10
6:49
#6069
Half
13.11 mi11:54:391:29:156:484:34
6:42
#6022
25K
15.53 mi12:11:221:45:586:4916:43
6:54
#5908
30K
18.64 mi12:33:432:08:196:5322:21
7:12
#5849
20M
20.00 mi12:43:332:18:096:549:50
7:14
#5786
21M
21.00 mi12:51:292:26:056:577:56
7:56
#5797
35K
21.75 mi12:56:372:31:136:575:08
6:52
#5721
23M
23.00 mi13:05:432:40:196:589:06
7:16
#5625
24M
24.00 mi13:12:482:47:246:597:05
7:05
#5533
40K
24.85 mi13:19:052:53:416:596:17
7:21
#5498
25.2M
25.20 mi13:21:542:56:307:002:49
8:10
#5483
Finish
26.22 mi13:29:033:03:397:017:09
7:01
#5443
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi78799369365046(Top 18%)351(Top 3%)351(Top 20%)
10K6.21 mi3.10 mi6976+903685+251685+2515795(Top 20%)476(Top 4%)476(Top 28%)
15K9.32 mi3.11 mi6352+624552+133552+1335046(Top 18%)351(Top 3%)351(Top 20%)
20K12.43 mi3.11 mi6069+283515+37515+375445(Top 19%)450(Top 4%)450(Top 26%)
Half13.11 mi0.68 mi6022+47511+4511+45312(Top 19%)418(Top 3%)418(Top 24%)
25K15.53 mi2.42 mi5908+114513-2513-25657(Top 20%)519(Top 4%)519(Top 30%)
30K18.64 mi3.11 mi5849+59515-2515-25874(Top 21%)635(Top 5%)635(Top 37%)
20M20.00 mi1.36 mi5786+635155155434(Top 19%)618(Top 5%)618(Top 36%)
21M21.00 mi1.00 mi5797-11531-16531-166995(Top 25%)1293(Top 11%)1293(Top 75%)
35K21.75 mi0.75 mi5721+76519+12519+124540(Top 16%)496(Top 4%)496(Top 29%)
23M23.00 mi1.25 mi5625+96517+2517+25286(Top 19%)758(Top 6%)758(Top 44%)
24M24.00 mi1.00 mi5533+925175175142(Top 18%)770(Top 6%)770(Top 45%)
40K24.85 mi0.85 mi5498+35520-3520-35932(Top 21%)1102(Top 9%)1102(Top 64%)
25.2M25.20 mi0.35 mi5483+15524-4524-46891(Top 24%)1563(Top 13%)1563(Top 91%)
Finish26.22 mi1.02 mi5443+40530-6530-65851(Top 21%)1187(Top 10%)1187(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5046

Females

351

F40-44

351

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5795

Females

476

F40-44

476

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5046

Females

351

F40-44

351

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5445

Females

450

F40-44

450

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5312

Females

418

F40-44

418

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5657

Females

519

F40-44

519

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5874

Females

635

F40-44

635

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5434

Females

618

F40-44

618

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6995

Females

1293

F40-44

1293

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4540

Females

496

F40-44

496

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5286

Females

758

F40-44

758

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5142

Females

770

F40-44

770

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5932

Females

1102

F40-44

1102

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6891

Females

1563

F40-44

1563

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5851

Females

1187

F40-44

1187

Passing Analysis

Category:
Athletes Passed
2947
Passed By
511
Net Change
+2436
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7879
5K → 10K9096+903#7879#6976
10K → 15K6295+624#6976#6352
15K → 20K30926+283#6352#6069
20K → Half547+47#6069#6022
Half → 25K18167+114#6022#5908
25K → 30K214155+59#5908#5849
30K → 20M10239+63#5849#5786
20M → 21M6071-11#5786#5797
21M → 35K8610+76#5797#5721
35K → 23M12832+96#5721#5625
23M → 24M10513+92#5625#5533
24M → 40K6328+35#5533#5498
40K → 25.2M3621+15#5498#5483
25.2M → Finish7131+40#5483#5443
TOTALS2947511+2436
📊

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