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BOSTON MARATHON 2025

Nicole Shorr

Bib: 8241•F

FL

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
27:29
Rank: #21747
Start → 5K
27:29 | 8:51/mi
10K· 6.21 mi
55:44
Rank: #22307 (-560)
5K → 10K
28:15 | 9:06/mi
15K· 9.32 mi
1:24:06
Rank: #22376 (-69)
10K → 15K
28:22 | 9:08/mi
20K· 12.43 mi
1:53:28
Rank: #22486 (-110)
15K → 20K
29:22 | 9:27/mi
Half· 13.11 mi
1:59:47
Rank: #22518 (-32)
20K → Half
6:19 | 9:16/mi
25K· 15.53 mi
2:23:17
Rank: #22527 (-9)
Half → 25K
23:30 | 9:42/mi
30K· 18.64 mi
2:56:43
Rank: #22748 (-221)
25K → 30K
33:26 | 10:46/mi
20M
3:10:17
Rank: #22607 (+141)
30K → 20M
13:34 | 9:59/mi
21M
3:21:11
Rank: #22498 (+109)
20M → 21M
10:54 | 10:54/mi
35K· 21.75 mi
3:28:15
Rank: #22417 (+81)
21M → 35K
7:04 | 9:27/mi
23M
3:40:31
Rank: #22241 (+176)
35K → 23M
12:16 | 9:48/mi
24M
3:50:19
Rank: #22176 (+65)
23M → 24M
9:48 | 9:48/mi
40K· 24.85 mi
3:58:55
Rank: #22125 (+51)
24M → 40K
8:36 | 10:04/mi
25.2M
4:02:43
Rank: #22082 (+43)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:12:24
Rank: #22040 (+42)
25.2M → Finish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:47
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:12:37
Pace10:07 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:3027:298:5127:29
8:51
-
10K
6.21 mi11:30:4555:448:5828:15
9:06
+0:15
15K
9.32 mi11:59:071:24:069:0128:22
9:08
+0:02
20K
12.43 mi12:28:291:53:289:0829:22
9:27
+0:19
Half
13.11 mi12:34:481:59:479:086:19
9:16
-0:11
25K
15.53 mi12:58:182:23:179:1323:30
9:42
+0:26
30K
18.64 mi13:31:442:56:439:2933:26
10:46
+1:04
20M
20.00 mi13:45:183:10:179:3113:34
9:59
-0:47
21M
21.00 mi13:56:123:21:119:3510:54
10:54
+0:55
35K
21.75 mi14:03:163:28:159:357:04
9:27
-1:27
23M
23.00 mi14:15:323:40:319:3512:16
9:48
+0:21
24M
24.00 mi14:25:203:50:199:369:48
9:48
0:00
40K
24.85 mi14:33:563:58:559:378:36
10:04
+0:16
25.2M
25.20 mi14:37:444:02:439:383:48
11:01
+0:57
Finish
26.22 mi14:47:254:12:249:389:41
9:30
-1:31

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

8:51 /mi

Average Pace

9:38 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:25

36% of race

Time at Steady Pace

1:45:15

42% of race

Time at Slower Pace

56:44

22% of race

Average Pace: 9:38 /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 mi11:02:3027:298:5127:29
8:51
#21747
10K
6.21 mi11:30:4555:448:5828:15
9:06
#22307
15K
9.32 mi11:59:071:24:069:0128:22
9:08
#22376
20K
12.43 mi12:28:291:53:289:0829:22
9:27
#22486
Half
13.11 mi12:34:481:59:479:086:19
9:16
#22518
25K
15.53 mi12:58:182:23:179:1323:30
9:42
#22527
30K
18.64 mi13:31:442:56:439:2933:26
10:46
#22748
20M
20.00 mi13:45:183:10:179:3113:34
9:59
#22607
21M
21.00 mi13:56:123:21:119:3510:54
10:54
#22498
35K
21.75 mi14:03:163:28:159:357:04
9:27
#22417
23M
23.00 mi14:15:323:40:319:3512:16
9:48
#22241
24M
24.00 mi14:25:203:50:199:369:48
9:48
#22176
40K
24.85 mi14:33:563:58:559:378:36
10:04
#22125
25.2M
25.20 mi14:37:444:02:439:383:48
11:01
#22082
Finish
26.22 mi14:47:254:12:249:389:41
9:30
#22040
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi217478487848722597(Top 80%)8889(Top 73%)8889(Top 163%)
10K6.21 mi3.10 mi22307-5608784-2978784-29722795(Top 80%)9021(Top 74%)9021(Top 165%)
15K9.32 mi3.11 mi22376-698794-108794-1022597(Top 80%)8889(Top 73%)8889(Top 163%)
20K12.43 mi3.11 mi22486-1108855-618855-6122755(Top 80%)9008(Top 74%)9008(Top 165%)
Half13.11 mi0.68 mi22518-328874-198874-1922832(Top 80%)9048(Top 74%)9048(Top 165%)
25K15.53 mi2.42 mi22527-98876-28876-222481(Top 79%)8922(Top 73%)8922(Top 163%)
30K18.64 mi3.11 mi22748-2219041-1659041-16523521(Top 83%)9615(Top 79%)9615(Top 176%)
20M20.00 mi1.36 mi22607+1418994+478994+4720905(Top 74%)8311(Top 68%)8311(Top 152%)
21M21.00 mi1.00 mi22498+1098946+488946+4821140(Top 74%)8520(Top 70%)8520(Top 156%)
35K21.75 mi0.75 mi22417+818914+328914+3220176(Top 71%)8079(Top 66%)8079(Top 148%)
23M23.00 mi1.25 mi22241+1768853+618853+6119800(Top 70%)7946(Top 65%)7946(Top 145%)
24M24.00 mi1.00 mi22176+658840+138840+1320736(Top 73%)8467(Top 69%)8467(Top 155%)
40K24.85 mi0.85 mi22125+518830+108830+1020666(Top 73%)8492(Top 69%)8492(Top 155%)
25.2M25.20 mi0.35 mi22082+438811+198811+1920750(Top 73%)8534(Top 70%)8534(Top 156%)
Finish26.22 mi1.02 mi22040+428801+108801+1021208(Top 75%)8764(Top 72%)8764(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22597

Females

8889

F18-39

8889

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22795

Females

9021

F18-39

9021

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22597

Females

8889

F18-39

8889

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22755

Females

9008

F18-39

9008

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22832

Females

9048

F18-39

9048

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22481

Females

8922

F18-39

8922

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23521

Females

9615

F18-39

9615

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

20905

Females

8311

F18-39

8311

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21140

Females

8520

F18-39

8520

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20176

Females

8079

F18-39

8079

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19800

Females

7946

F18-39

7946

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20736

Females

8467

F18-39

8467

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20666

Females

8492

F18-39

8492

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20750

Females

8534

F18-39

8534

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21208

Females

8764

F18-39

8764

Passing Analysis

Category:
Athletes Passed
1499
Passed By
1792
Net Change
-293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21747
5K → 10K92652-560#21747#22307
10K → 15K161230-69#22307#22376
15K → 20K137247-110#22376#22486
20K → Half2153-32#22486#22518
Half → 25K146155-9#22518#22527
25K → 30K106327-221#22527#22748
30K → 20M15716+141#22748#22607
20M → 21M13425+109#22607#22498
21M → 35K865+81#22498#22417
35K → 23M1859+176#22417#22241
23M → 24M7813+65#22241#22176
24M → 40K7221+51#22176#22125
40K → 25.2M507+43#22125#22082
25.2M → Finish7432+42#22082#22040
TOTALS14991792-293
📊

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