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BOSTON MARATHON 2025

Zoe Geis

Bib: 9828•F

TN

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 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:31
Rank: #12848
Start → 5K
23:31 | 7:34/mi
10K· 6.21 mi
46:38
Rank: #12175 (+673)
5K → 10K
23:07 | 7:26/mi
15K· 9.32 mi
1:09:54
Rank: #11984 (+191)
10K → 15K
23:16 | 7:29/mi
20K· 12.43 mi
1:33:03
Rank: #11535 (+449)
15K → 20K
23:09 | 7:27/mi
Half· 13.11 mi
1:38:00
Rank: #11433 (+102)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:56:08
Rank: #11139 (+294)
Half → 25K
18:08 | 7:29/mi
30K· 18.64 mi
2:19:23
Rank: #10376 (+763)
25K → 30K
23:15 | 7:29/mi
20M
2:29:28
Rank: #9987 (+389)
30K → 20M
10:05 | 7:25/mi
21M
2:37:07
Rank: #9656 (+331)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:42:33
Rank: #9525 (+131)
21M → 35K
5:26 | 7:16/mi
23M
2:51:46
Rank: #9212 (+313)
35K → 23M
9:13 | 7:22/mi
24M
2:59:06
Rank: #9051 (+161)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:05:16
Rank: #8837 (+214)
24M → 40K
6:10 | 7:13/mi
25.2M
3:07:57
Rank: #8732 (+105)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:14:54
Rank: #8520 (+212)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:00
Pace7:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:54
Pace7:24 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5723:317:3423:31
7:34
-
10K
6.21 mi11:13:0446:387:3023:07
7:26
-0:08
15K
9.32 mi11:36:201:09:547:3023:16
7:29
+0:03
20K
12.43 mi11:59:291:33:037:2923:09
7:27
-0:02
Half
13.11 mi12:04:261:38:007:294:57
7:15
-0:12
25K
15.53 mi12:22:341:56:087:2918:08
7:29
+0:14
30K
18.64 mi12:45:492:19:237:2923:15
7:29
0:00
20M
20.00 mi12:55:542:29:287:2810:05
7:25
-0:04
21M
21.00 mi13:03:332:37:077:297:39
7:39
+0:14
35K
21.75 mi13:08:592:42:337:285:26
7:16
-0:23
23M
23.00 mi13:18:122:51:467:289:13
7:22
+0:06
24M
24.00 mi13:25:322:59:067:287:20
7:20
-0:02
40K
24.85 mi13:31:423:05:167:276:10
7:13
-0:07
25.2M
25.20 mi13:34:233:07:577:282:41
7:47
+0:34
Finish
26.22 mi13:41:203:14:547:266:57
6:49
-0:58

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

6:49 /mi

Average Pace

7:26 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:03

83% of race

Time at Steady Pace

33:51

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi10:49:5723:317:3423:31
7:34
#12848
10K
6.21 mi11:13:0446:387:3023:07
7:26
#12175
15K
9.32 mi11:36:201:09:547:3023:16
7:29
#11984
20K
12.43 mi11:59:291:33:037:2923:09
7:27
#11535
Half
13.11 mi12:04:261:38:007:294:57
7:15
#11433
25K
15.53 mi12:22:341:56:087:2918:08
7:29
#11139
30K
18.64 mi12:45:492:19:237:2923:15
7:29
#10376
20M
20.00 mi12:55:542:29:287:2810:05
7:25
#9987
21M
21.00 mi13:03:332:37:077:297:39
7:39
#9656
35K
21.75 mi13:08:592:42:337:285:26
7:16
#9525
23M
23.00 mi13:18:122:51:467:289:13
7:22
#9212
24M
24.00 mi13:25:322:59:067:287:20
7:20
#9051
40K
24.85 mi13:31:423:05:167:276:10
7:13
#8837
25.2M
25.20 mi13:34:233:07:577:282:41
7:47
#8732
Finish
26.22 mi13:41:203:14:547:266:57
6:49
#8520
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi128483231323111677(Top 41%)2723(Top 22%)2723(Top 50%)
10K6.21 mi3.10 mi12175+6732896+3352896+33511556(Top 41%)2589(Top 21%)2589(Top 47%)
15K9.32 mi3.11 mi11984+1912824+722824+7211677(Top 41%)2723(Top 22%)2723(Top 50%)
20K12.43 mi3.11 mi11535+4492634+1902634+19010355(Top 36%)2129(Top 17%)2129(Top 39%)
Half13.11 mi0.68 mi11433+1022573+612573+619648(Top 34%)1776(Top 15%)1776(Top 32%)
25K15.53 mi2.42 mi11139+2942462+1112462+1119802(Top 35%)2012(Top 16%)2012(Top 37%)
30K18.64 mi3.11 mi10376+7632138+3242138+3247654(Top 27%)1257(Top 10%)1257(Top 23%)
20M20.00 mi1.36 mi9987+3891980+1581980+1586550(Top 23%)994(Top 8%)994(Top 18%)
21M21.00 mi1.00 mi9656+3311860+1201860+1205428(Top 19%)738(Top 6%)738(Top 13%)
35K21.75 mi0.75 mi9525+1311824+361824+367034(Top 25%)1307(Top 11%)1307(Top 24%)
23M23.00 mi1.25 mi9212+3131732+921732+925852(Top 21%)966(Top 8%)966(Top 18%)
24M24.00 mi1.00 mi9051+1611691+411691+416650(Top 23%)1318(Top 11%)1318(Top 24%)
40K24.85 mi0.85 mi8837+2141647+441647+445161(Top 18%)844(Top 7%)844(Top 15%)
25.2M25.20 mi0.35 mi8732+1051618+291618+294875(Top 17%)842(Top 7%)842(Top 15%)
Finish26.22 mi1.02 mi8520+2121552+661552+664661(Top 16%)756(Top 6%)756(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

11677

Females

2723

F18-39

2723

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11556

Females

2589

F18-39

2589

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

11677

Females

2723

F18-39

2723

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10355

Females

2129

F18-39

2129

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9648

Females

1776

F18-39

1776

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9802

Females

2012

F18-39

2012

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7654

Females

1257

F18-39

1257

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6550

Females

994

F18-39

994

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5428

Females

738

F18-39

738

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7034

Females

1307

F18-39

1307

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5852

Females

966

F18-39

966

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6650

Females

1318

F18-39

1318

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5161

Females

844

F18-39

844

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4875

Females

842

F18-39

842

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4661

Females

756

F18-39

756

Passing Analysis

Category:
Athletes Passed
4591*
Passed By
263
Net Change
+4328
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12848
5K → 10K73966+673#12848#12175
10K → 15K28998+191#12175#11984
15K → 20K48233+449#11984#11535
20K → Half1042+102#11535#11433
Half → 25K32430+294#11433#11139
25K → 30K7630+763#11139#10376
30K → 20M390*1+389#10376#9987
20M → 21M3343+331#9987#9656
21M → 35K1343+131#9656#9525
35K → 23M3185+313#9525#9212
23M → 24M17312+161#9212#9051
24M → 40K2162+214#9051#8837
40K → 25.2M1094+105#8837#8732
25.2M → Finish2164+212#8732#8520
TOTALS4591*263+4328

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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