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BOSTON MARATHON 2025

Catalina Giraldo

Bib: 29639•F

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

Start
0:00:00
Race begins
5K· 3.11 mi
30:21
Rank: #25007
Start → 5K
30:21 | 9:46/mi
10K· 6.21 mi
1:01:06
Rank: #25041 (-34)
5K → 10K
30:45 | 9:54/mi
15K· 9.32 mi
1:33:22
Rank: #25326 (-285)
10K → 15K
32:16 | 10:23/mi
20K· 12.43 mi
2:05:57
Rank: #25306 (+20)
15K → 20K
32:35 | 10:29/mi
Half· 13.11 mi
2:13:00
Rank: #25304 (+2)
20K → Half
7:03 | 10:20/mi
25K· 15.53 mi
2:39:13
Rank: #25224 (+80)
Half → 25K
26:13 | 10:49/mi
30K· 18.64 mi
3:15:56
Rank: #25257 (-33)
25K → 30K
36:43 | 11:49/mi
20M
3:32:24
Rank: #25274 (-17)
30K → 20M
16:28 | 12:07/mi
21M
3:44:30
Rank: #25213 (+61)
20M → 21M
12:06 | 12:06/mi
35K· 21.75 mi
3:52:59
Rank: #25204 (+9)
21M → 35K
8:29 | 11:20/mi
23M
4:11:01
Rank: #25408 (-204)
35K → 23M
18:02 | 14:24/mi
24M
4:24:57
Rank: #25600 (-192)
23M → 24M
13:56 | 13:56/mi
40K· 24.85 mi
4:36:22
Rank: #25665 (-65)
24M → 40K
11:25 | 13:21/mi
25.2M
4:40:25
Rank: #25630 (+35)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:50:32
Rank: #25554 (+76)
25.2M → Finish
10:07 | 9:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:00
Pace10:09 /mi
2nd Half
Distance13.11 mi
Time2:37:32
Pace12:01 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0430:219:4630:21
9:46
-
10K
6.21 mi12:23:491:01:069:5030:45
9:54
+0:08
15K
9.32 mi12:56:051:33:2210:0132:16
10:23
+0:29
20K
12.43 mi13:28:402:05:5710:0832:35
10:29
+0:06
Half
13.11 mi13:35:432:13:0010:097:03
10:20
-0:09
25K
15.53 mi14:01:562:39:1310:1526:13
10:49
+0:29
30K
18.64 mi14:38:393:15:5610:3136:43
11:49
+1:00
20M
20.00 mi14:55:073:32:2410:3716:28
12:07
+0:18
21M
21.00 mi15:07:133:44:3010:4112:06
12:06
-0:01
35K
21.75 mi15:15:423:52:5910:438:29
11:20
-0:46
23M
23.00 mi15:33:444:11:0110:5518:02
14:24
+3:04
24M
24.00 mi15:47:404:24:5711:0213:56
13:56
-0:28
40K
24.85 mi15:59:054:36:2211:0711:25
13:21
-0:35
25.2M
25.20 mi16:03:084:40:2511:084:03
11:45
-1:36
Finish
26.22 mi16:13:154:50:3211:0510:07
9:56
-1:49

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

9:46 /mi

Average Pace

11:05 /mi

Slowest Pace

14:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:07

49% of race

Time at Steady Pace

1:15:28

26% of race

Time at Slower Pace

1:11:57

25% of race

Average Pace: 11:05 /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 mi11:53:0430:219:4630:21
9:46
#25007
10K
6.21 mi12:23:491:01:069:5030:45
9:54
#25041
15K
9.32 mi12:56:051:33:2210:0132:16
10:23
#25326
20K
12.43 mi13:28:402:05:5710:0832:35
10:29
#25306
Half
13.11 mi13:35:432:13:0010:097:03
10:20
#25304
25K
15.53 mi14:01:562:39:1310:1526:13
10:49
#25224
30K
18.64 mi14:38:393:15:5610:3136:43
11:49
#25257
20M
20.00 mi14:55:073:32:2410:3716:28
12:07
#25274
21M
21.00 mi15:07:133:44:3010:4112:06
12:06
#25213
35K
21.75 mi15:15:423:52:5910:438:29
11:20
#25204
23M
23.00 mi15:33:444:11:0110:5518:02
14:24
#25408
24M
24.00 mi15:47:404:24:5711:0213:56
13:56
#25600
40K
24.85 mi15:59:054:36:2211:0711:25
13:21
#25665
25.2M
25.20 mi16:03:084:40:2511:084:03
11:45
#25630
Finish
26.22 mi16:13:154:50:3211:0510:07
9:56
#25554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25007102151021525738(Top 91%)10641(Top 87%)10641(Top 195%)
10K6.21 mi3.10 mi25041-3410254-3910254-3925077(Top 88%)10276(Top 84%)10276(Top 188%)
15K9.32 mi3.11 mi25326-28510401-14710401-14725738(Top 91%)10641(Top 87%)10641(Top 195%)
20K12.43 mi3.11 mi25306+2010411-1010411-1025165(Top 89%)10355(Top 85%)10355(Top 189%)
Half13.11 mi0.68 mi25304+210412-110412-125490(Top 90%)10540(Top 86%)10540(Top 193%)
25K15.53 mi2.42 mi25224+8010374+3810374+3824932(Top 88%)10250(Top 84%)10250(Top 187%)
30K18.64 mi3.11 mi25257-3310423-4910423-4925342(Top 89%)10581(Top 87%)10581(Top 193%)
20M20.00 mi1.36 mi25274-1710453-3010453-3025420(Top 89%)10712(Top 88%)10712(Top 196%)
21M21.00 mi1.00 mi25213+6110431+2210431+2223752(Top 84%)9897(Top 81%)9897(Top 181%)
35K21.75 mi0.75 mi25204+910429+210429+224814(Top 87%)10484(Top 86%)10484(Top 192%)
23M23.00 mi1.25 mi25408-20410560-13110560-13127598(Top 97%)11905(Top 97%)11905(Top 218%)
24M24.00 mi1.00 mi25600-19210671-11110671-11127601(Top 97%)11939(Top 98%)11939(Top 218%)
40K24.85 mi0.85 mi25665-6510719-4810719-4826627(Top 94%)11458(Top 94%)11458(Top 210%)
25.2M25.20 mi0.35 mi25630+3510704+1510704+1522604(Top 80%)9480(Top 78%)9480(Top 173%)
Finish26.22 mi1.02 mi25554+7610671+3310671+3322683(Top 80%)9518(Top 78%)9518(Top 174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

25738

Females

10641

F18-39

10641

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

25077

Females

10276

F18-39

10276

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

25738

Females

10641

F18-39

10641

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25165

Females

10355

F18-39

10355

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25490

Females

10540

F18-39

10540

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

24932

Females

10250

F18-39

10250

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25342

Females

10581

F18-39

10581

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

25420

Females

10712

F18-39

10712

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23752

Females

9897

F18-39

9897

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24814

Females

10484

F18-39

10484

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

27598

Females

11905

F18-39

11905

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

27601

Females

11939

F18-39

11939

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26627

Females

11458

F18-39

11458

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22604

Females

9480

F18-39

9480

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22683

Females

9518

F18-39

9518

Passing Analysis

Category:
Athletes Passed
938
Passed By
1485
Net Change
-547
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25007
5K → 10K168202-34#25007#25041
10K → 15K63348-285#25041#25326
15K → 20K133113+20#25326#25306
20K → Half2624+2#25306#25304
Half → 25K14161+80#25304#25224
25K → 30K113146-33#25224#25257
30K → 20M4764-17#25257#25274
20M → 21M7615+61#25274#25213
21M → 35K2718+9#25213#25204
35K → 23M4208-204#25204#25408
23M → 24M6198-192#25408#25600
24M → 40K1681-65#25600#25665
40K → 25.2M394+35#25665#25630
25.2M → Finish793+76#25630#25554
TOTALS9381485-547
📊

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