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BOSTON MARATHON 2025

Anna Cardentey

Bib: 8771•F

TX

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Female)
#0 / 12228
Top 8%
Division (F18-39)
#0 / 5469
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:16
Rank: #9203
Start → 5K
22:16 | 7:10/mi
10K· 6.21 mi
44:13
Rank: #8760 (+443)
5K → 10K
21:57 | 7:04/mi
15K· 9.32 mi
1:06:25
Rank: #8712 (+48)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:28:41
Rank: #8433 (+279)
15K → 20K
22:16 | 7:10/mi
Half· 13.11 mi
1:33:27
Rank: #8374 (+59)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:50:49
Rank: #8175 (+199)
Half → 25K
17:22 | 7:10/mi
30K· 18.64 mi
2:13:49
Rank: #7886 (+289)
25K → 30K
23:00 | 7:24/mi
20M
2:23:54
Rank: #7712 (+174)
30K → 20M
10:05 | 7:25/mi
21M
2:31:32
Rank: #7497 (+215)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:36:48
Rank: #7379 (+118)
21M → 35K
5:16 | 7:02/mi
23M
2:45:57
Rank: #7204 (+175)
35K → 23M
9:09 | 7:18/mi
24M
2:52:58
Rank: #7056 (+148)
23M → 24M
7:01 | 7:01/mi
40K· 24.85 mi
2:59:09
Rank: #6935 (+121)
24M → 40K
6:11 | 7:14/mi
25.2M
3:01:55
Rank: #6886 (+49)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:09:04
Rank: #6791 (+95)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:27
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:35:37
Pace7:18 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5322:167:1022:16
7:10
-
10K
6.21 mi11:09:5044:137:0721:57
7:04
-0:06
15K
9.32 mi11:32:021:06:257:0822:12
7:09
+0:05
20K
12.43 mi11:54:181:28:417:0822:16
7:10
+0:01
Half
13.11 mi11:59:041:33:277:084:46
6:59
-0:11
25K
15.53 mi12:16:261:50:497:0817:22
7:10
+0:11
30K
18.64 mi12:39:262:13:497:1123:00
7:24
+0:14
20M
20.00 mi12:49:312:23:547:1210:05
7:25
+0:01
21M
21.00 mi12:57:092:31:327:137:38
7:38
+0:13
35K
21.75 mi13:02:252:36:487:135:16
7:02
-0:36
23M
23.00 mi13:11:342:45:577:139:09
7:18
+0:16
24M
24.00 mi13:18:352:52:587:127:01
7:01
-0:17
40K
24.85 mi13:24:462:59:097:126:11
7:14
+0:13
25.2M
25.20 mi13:27:323:01:557:132:46
8:01
+0:47
Finish
26.22 mi13:34:413:09:047:137:09
7:01
-1:00

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

6:59 /mi

Average Pace

7:13 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:18

99% of race

Time at Steady Pace

2:46

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:13 /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 mi10:47:5322:167:1022:16
7:10
#9203
10K
6.21 mi11:09:5044:137:0721:57
7:04
#8760
15K
9.32 mi11:32:021:06:257:0822:12
7:09
#8712
20K
12.43 mi11:54:181:28:417:0822:16
7:10
#8433
Half
13.11 mi11:59:041:33:277:084:46
6:59
#8374
25K
15.53 mi12:16:261:50:497:0817:22
7:10
#8175
30K
18.64 mi12:39:262:13:497:1123:00
7:24
#7886
20M
20.00 mi12:49:312:23:547:1210:05
7:25
#7712
21M
21.00 mi12:57:092:31:327:137:38
7:38
#7497
35K
21.75 mi13:02:252:36:487:135:16
7:02
#7379
23M
23.00 mi13:11:342:45:577:139:09
7:18
#7204
24M
24.00 mi13:18:352:52:587:127:01
7:01
#7056
40K
24.85 mi13:24:462:59:097:126:11
7:14
#6935
25.2M
25.20 mi13:27:323:01:557:132:46
8:01
#6886
Finish
26.22 mi13:34:413:09:047:137:09
7:01
#6791
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9203145314538676(Top 31%)1293(Top 11%)1293(Top 24%)
10K6.21 mi3.10 mi8760+4431279+1741279+1748399(Top 30%)1143(Top 9%)1143(Top 21%)
15K9.32 mi3.11 mi8712+481274+51274+58676(Top 31%)1293(Top 11%)1293(Top 24%)
20K12.43 mi3.11 mi8433+2791199+751199+757953(Top 28%)1087(Top 9%)1087(Top 20%)
Half13.11 mi0.68 mi8374+591177+221177+227554(Top 27%)923(Top 8%)923(Top 17%)
25K15.53 mi2.42 mi8175+1991122+551122+557361(Top 26%)982(Top 8%)982(Top 18%)
30K18.64 mi3.11 mi7886+2891060+621060+627077(Top 25%)1034(Top 8%)1034(Top 19%)
20M20.00 mi1.36 mi7712+1741026+341026+346530(Top 23%)974(Top 8%)974(Top 18%)
21M21.00 mi1.00 mi7497+215994+32994+325327(Top 19%)702(Top 6%)702(Top 13%)
35K21.75 mi0.75 mi7379+118976+18976+185683(Top 20%)818(Top 7%)818(Top 15%)
23M23.00 mi1.25 mi7204+175960+16960+165530(Top 19%)829(Top 7%)829(Top 15%)
24M24.00 mi1.00 mi7056+148935+25935+254760(Top 17%)660(Top 5%)660(Top 12%)
40K24.85 mi0.85 mi6935+121921+14921+145258(Top 19%)857(Top 7%)857(Top 16%)
25.2M25.20 mi0.35 mi6886+49916+5916+56122(Top 22%)1280(Top 10%)1280(Top 23%)
Finish26.22 mi1.02 mi6791+95920-4920-45859(Top 21%)1195(Top 10%)1195(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8676

Females

1293

F18-39

1293

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8399

Females

1143

F18-39

1143

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8676

Females

1293

F18-39

1293

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7953

Females

1087

F18-39

1087

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7554

Females

923

F18-39

923

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7361

Females

982

F18-39

982

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

7077

Females

1034

F18-39

1034

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6530

Females

974

F18-39

974

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5327

Females

702

F18-39

702

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5683

Females

818

F18-39

818

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5530

Females

829

F18-39

829

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4760

Females

660

F18-39

660

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5258

Females

857

F18-39

857

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6122

Females

1280

F18-39

1280

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5859

Females

1195

F18-39

1195

Passing Analysis

Category:
Athletes Passed
2819
Passed By
407
Net Change
+2412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9203
5K → 10K50360+443#9203#8760
10K → 15K180132+48#8760#8712
15K → 20K32647+279#8712#8433
20K → Half656+59#8433#8374
Half → 25K23536+199#8374#8175
25K → 30K32839+289#8175#7886
30K → 20M18612+174#7886#7712
20M → 21M2249+215#7712#7497
21M → 35K1246+118#7497#7379
35K → 23M1849+175#7379#7204
23M → 24M1557+148#7204#7056
24M → 40K13110+121#7056#6935
40K → 25.2M545+49#6935#6886
25.2M → Finish12429+95#6886#6791
TOTALS2819407+2412
📊

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