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BOSTON MARATHON 2025

Shana Fiocchi

Bib: 17601•F

MN

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 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:44
Rank: #13429
Start → 5K
23:44 | 7:38/mi
10K· 6.21 mi
47:04
Rank: #12790 (+639)
5K → 10K
23:20 | 7:31/mi
15K· 9.32 mi
1:10:05
Rank: #12159 (+631)
10K → 15K
23:01 | 7:25/mi
20K· 12.43 mi
1:33:21
Rank: #11732 (+427)
15K → 20K
23:16 | 7:29/mi
Half· 13.11 mi
1:38:28
Rank: #11728 (+4)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:56:17
Rank: #11218 (+510)
Half → 25K
17:49 | 7:21/mi
30K· 18.64 mi
2:19:42
Rank: #10527 (+691)
25K → 30K
23:25 | 7:32/mi
20M
2:29:56
Rank: #10223 (+304)
30K → 20M
10:14 | 7:32/mi
21M
2:37:44
Rank: #9890 (+333)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:43:09
Rank: #9739 (+151)
21M → 35K
5:25 | 7:14/mi
23M
2:52:21
Rank: #9446 (+293)
35K → 23M
9:12 | 7:21/mi
24M
2:59:31
Rank: #9224 (+222)
23M → 24M
7:10 | 7:10/mi
40K· 24.85 mi
3:05:41
Rank: #8981 (+243)
24M → 40K
6:10 | 7:13/mi
25.2M
3:08:22
Rank: #8883 (+98)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:15:07
Rank: #8597 (+286)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:39
Pace7:22 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2023:447:3823:44
7:38
-
10K
6.21 mi11:37:4047:047:3423:20
7:31
-0:07
15K
9.32 mi12:00:411:10:057:3123:01
7:25
-0:06
20K
12.43 mi12:23:571:33:217:3123:16
7:29
+0:04
Half
13.11 mi12:29:041:38:287:315:07
7:30
+0:01
25K
15.53 mi12:46:531:56:177:2917:49
7:21
-0:09
30K
18.64 mi13:10:182:19:427:3023:25
7:32
+0:11
20M
20.00 mi13:20:322:29:567:3010:14
7:32
0:00
21M
21.00 mi13:28:202:37:447:317:48
7:48
+0:16
35K
21.75 mi13:33:452:43:097:305:25
7:14
-0:34
23M
23.00 mi13:42:572:52:217:309:12
7:21
+0:07
24M
24.00 mi13:50:072:59:317:297:10
7:10
-0:11
40K
24.85 mi13:56:173:05:417:286:10
7:13
+0:03
25.2M
25.20 mi13:58:583:08:227:282:41
7:47
+0:34
Finish
26.22 mi14:05:433:15:077:276:45
6:37
-1:10

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

6:37 /mi

Average Pace

7:27 /mi

Slowest Pace

7:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:30

13% of race

Time at Steady Pace

2:49:37

87% 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 mi11:14:2023:447:3823:44
7:38
#13429
10K
6.21 mi11:37:4047:047:3423:20
7:31
#12790
15K
9.32 mi12:00:411:10:057:3123:01
7:25
#12159
20K
12.43 mi12:23:571:33:217:3123:16
7:29
#11732
Half
13.11 mi12:29:041:38:287:315:07
7:30
#11728
25K
15.53 mi12:46:531:56:177:2917:49
7:21
#11218
30K
18.64 mi13:10:182:19:427:3023:25
7:32
#10527
20M
20.00 mi13:20:322:29:567:3010:14
7:32
#10223
21M
21.00 mi13:28:202:37:447:317:48
7:48
#9890
35K
21.75 mi13:33:452:43:097:305:25
7:14
#9739
23M
23.00 mi13:42:572:52:217:309:12
7:21
#9446
24M
24.00 mi13:50:072:59:317:297:10
7:10
#9224
40K
24.85 mi13:56:173:05:417:286:10
7:13
#8981
25.2M
25.20 mi13:58:583:08:227:282:41
7:47
#8883
Finish
26.22 mi14:05:433:15:077:276:45
6:37
#8597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi134293560356010959(Top 39%)2353(Top 19%)2353(Top 43%)
10K6.21 mi3.10 mi12790+6393225+3353225+33512193(Top 43%)2918(Top 24%)2918(Top 53%)
15K9.32 mi3.11 mi12159+6312921+3042921+30410959(Top 39%)2353(Top 19%)2353(Top 43%)
20K12.43 mi3.11 mi11732+4272730+1912730+19110668(Top 38%)2291(Top 19%)2291(Top 42%)
Half13.11 mi0.68 mi11728+42727+32727+311721(Top 41%)2760(Top 23%)2760(Top 50%)
25K15.53 mi2.42 mi11218+5102500+2272500+2278743(Top 31%)1527(Top 12%)1527(Top 28%)
30K18.64 mi3.11 mi10527+6912219+2812219+2818015(Top 28%)1397(Top 11%)1397(Top 26%)
20M20.00 mi1.36 mi10223+3042099+1202099+1207247(Top 26%)1249(Top 10%)1249(Top 23%)
21M21.00 mi1.00 mi9890+3331974+1251974+1256230(Top 22%)1008(Top 8%)1008(Top 18%)
35K21.75 mi0.75 mi9739+1511924+501924+506907(Top 24%)1258(Top 10%)1258(Top 23%)
23M23.00 mi1.25 mi9446+2931828+961828+965777(Top 20%)932(Top 8%)932(Top 17%)
24M24.00 mi1.00 mi9224+2221761+671761+675654(Top 20%)954(Top 8%)954(Top 17%)
40K24.85 mi0.85 mi8981+2431700+611700+615162(Top 18%)845(Top 7%)845(Top 15%)
25.2M25.20 mi0.35 mi8883+981682+181682+184876(Top 17%)843(Top 7%)843(Top 15%)
Finish26.22 mi1.02 mi8597+2861589+931589+933510(Top 12%)438(Top 4%)438(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10959

Females

2353

F18-39

2353

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12193

Females

2918

F18-39

2918

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10959

Females

2353

F18-39

2353

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10668

Females

2291

F18-39

2291

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11721

Females

2760

F18-39

2760

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8743

Females

1527

F18-39

1527

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

8015

Females

1397

F18-39

1397

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7247

Females

1249

F18-39

1249

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6230

Females

1008

F18-39

1008

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6907

Females

1258

F18-39

1258

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5777

Females

932

F18-39

932

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5654

Females

954

F18-39

954

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5162

Females

845

F18-39

845

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4876

Females

843

F18-39

843

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3510

Females

438

F18-39

438

Passing Analysis

Category:
Athletes Passed
5037*
Passed By
205
Net Change
+4832
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13429
5K → 10K71576+639#13429#12790
10K → 15K65524+631#12790#12159
15K → 20K45427+427#12159#11732
20K → Half3632+4#11732#11728
Half → 25K5144+510#11728#11218
25K → 30K6998+691#11218#10527
30K → 20M3106+304#10527#10223
20M → 21M334*1+333#10223#9890
21M → 35K1598+151#9890#9739
35K → 23M2985+293#9739#9446
23M → 24M2286+222#9446#9224
24M → 40K2474+243#9224#8981
40K → 25.2M1002+98#8981#8883
25.2M → Finish2882+286#8883#8597
TOTALS5037*205+4832

* 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