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BOSTON MARATHON 2025

Claudia Urbina Gamarra

Bib: 17904•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 35%
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
7:26/mi
23:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:34/mi
46:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:10:12
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:33:47
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:39:03
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:57:31
↑ 66↓ 880.2%
30K· 18.64 mi
7:55/mi
2:22:08
↑ 181↓ 1480.2%
20M
7:54/mi
2:32:52
↑ 64↓ 500.2%
21M
8:34/mi
2:41:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:47:02
↑ 17↓ 861.7%
23M
7:53/mi
2:56:54
↑ 23↓ 630.6%
24M
7:19/mi
3:04:13
↓ 821.3%
40K· 24.85 mi
7:31/mi
3:10:39
↓ 200.3%
25.2M
8:36/mi
3:13:37
↑ 13↓ 160.2%
Finish· 26.22 mi
7:17/mi
3:21:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:03
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:41:59
Pace7:47 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1323:077:2623:07
7:26
-
10K
6.21 mi11:36:4446:387:3023:31
7:34
+0:08
15K
9.32 mi12:00:181:10:127:3223:34
7:35
+0:01
20K
12.43 mi12:23:531:33:477:3323:35
7:35
0:00
Half
13.11 mi12:29:091:39:037:335:16
7:43
+0:08
25K
15.53 mi12:47:371:57:317:3418:28
7:37
-0:06
30K
18.64 mi13:12:142:22:087:3724:37
7:55
+0:18
20M
20.00 mi13:22:582:32:527:3910:44
7:54
-0:01
21M
21.00 mi13:31:322:41:267:418:34
8:34
+0:40
35K
21.75 mi13:37:082:47:027:415:36
7:29
-1:05
23M
23.00 mi13:47:002:56:547:419:52
7:53
+0:24
24M
24.00 mi13:54:193:04:137:417:19
7:19
-0:34
40K
24.85 mi14:00:453:10:397:406:26
7:31
+0:12
25.2M
25.20 mi14:03:433:13:377:412:58
8:36
+1:05
Finish
26.22 mi14:11:083:21:027:407:25
7:17
-1:19

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

7:17 /mi

Average Pace

7:40 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:30

94% of race

Time at Steady Pace

8:34

4% of race

Time at Slower Pace

2:58

1% of race

Average Pace: 7:40 /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 mi11:13:1323:077:2623:07
7:26
#11719
10K
6.21 mi11:36:4446:387:3023:31
7:34
#12180
15K
9.32 mi12:00:181:10:127:3223:34
7:35
#12257
20K
12.43 mi12:23:531:33:477:3323:35
7:35
#12051
Half
13.11 mi12:29:091:39:037:335:16
7:43
#12129
25K
15.53 mi12:47:371:57:317:3418:28
7:37
#11885
30K
18.64 mi13:12:142:22:087:3724:37
7:55
#11639
20M
20.00 mi13:22:582:32:527:3910:44
7:54
#11426
21M
21.00 mi13:31:322:41:267:418:34
8:34
#11352
35K
21.75 mi13:37:082:47:027:415:36
7:29
#11243
23M
23.00 mi13:47:002:56:547:419:52
7:53
#11060
24M
24.00 mi13:54:193:04:137:417:19
7:19
#10819
40K
24.85 mi14:00:453:10:397:406:26
7:31
#10641
25.2M
25.20 mi14:03:433:13:377:412:58
8:36
#10600
Finish
26.22 mi14:11:083:21:027:407:25
7:17
#10445
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi117192640264012476(Top 44%)3150(Top 26%)3150(Top 58%)
10K6.21 mi3.10 mi12180-4612901-2612901-26112750(Top 45%)3222(Top 26%)3222(Top 59%)
15K9.32 mi3.11 mi12257-772976-752976-7512476(Top 44%)3150(Top 26%)3150(Top 58%)
20K12.43 mi3.11 mi12051+2062899+772899+7711527(Top 41%)2752(Top 23%)2752(Top 50%)
Half13.11 mi0.68 mi12129-782949-502949-5013553(Top 48%)3775(Top 31%)3775(Top 69%)
25K15.53 mi2.42 mi11885+2442863+862863+8610924(Top 38%)2546(Top 21%)2546(Top 47%)
30K18.64 mi3.11 mi11639+2462802+612802+6110824(Top 38%)2697(Top 22%)2697(Top 49%)
20M20.00 mi1.36 mi11426+2132735+672735+679750(Top 34%)2326(Top 19%)2326(Top 43%)
21M21.00 mi1.00 mi11352+742734+12734+110906(Top 38%)3043(Top 25%)3043(Top 56%)
35K21.75 mi0.75 mi11243+1092702+322702+328577(Top 30%)1943(Top 16%)1943(Top 36%)
23M23.00 mi1.25 mi11060+1832646+562646+569179(Top 32%)2340(Top 19%)2340(Top 43%)
24M24.00 mi1.00 mi10819+2412558+882558+886552(Top 23%)1286(Top 11%)1286(Top 24%)
40K24.85 mi0.85 mi10641+1782490+682490+686981(Top 25%)1552(Top 13%)1552(Top 28%)
25.2M25.20 mi0.35 mi10600+412485+52485+59482(Top 33%)2759(Top 23%)2759(Top 50%)
Finish26.22 mi1.02 mi10445+1552442+432442+437660(Top 27%)1932(Top 16%)1932(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12476

Females

3150

F18-39

3150

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12750

Females

3222

F18-39

3222

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12476

Females

3150

F18-39

3150

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11527

Females

2752

F18-39

2752

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

13553

Females

3775

F18-39

3775

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10924

Females

2546

F18-39

2546

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10824

Females

2697

F18-39

2697

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9750

Females

2326

F18-39

2326

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10906

Females

3043

F18-39

3043

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8577

Females

1943

F18-39

1943

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

9179

Females

2340

F18-39

2340

23M→24M

23.0 - 24.0 mi

Top 23%
×6story building
+12ft-82ft

Overall

6552

Females

1286

F18-39

1286

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6981

Females

1552

F18-39

1552

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9482

Females

2759

F18-39

2759

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7660

Females

1932

F18-39

1932

Passing Analysis

Category:
Athletes Passed
2555
Passed By
1281
Net Change
+1274
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11719
5K → 10K105566-461#11719#12180
10K → 15K160237-77#12180#12257
15K → 20K28781+206#12257#12051
20K → Half1694-78#12051#12129
Half → 25K29147+244#12129#11885
25K → 30K34094+246#11885#11639
30K → 20M24027+213#11639#11426
20M → 21M12652+74#11426#11352
21M → 35K1189+109#11352#11243
35K → 23M21330+183#11243#11060
23M → 24M2421+241#11060#10819
24M → 40K1835+178#10819#10641
40K → 25.2M5918+41#10641#10600
25.2M → Finish17520+155#10600#10445
TOTALS25551281+1274
📊

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