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BOSTON MARATHON 2025

Hannah Flinchum

Bib: 7236•F

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 19%
Gender (Female)
#0 / 12228
Top 4%
Division (F18-39)
#0 / 5469
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #6906
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:37
Rank: #6838 (+68)
5K → 10K
21:15 | 6:50/mi
15K· 9.32 mi
1:03:44
Rank: #6550 (+288)
10K → 15K
21:07 | 6:48/mi
20K· 12.43 mi
1:25:07
Rank: #6404 (+146)
15K → 20K
21:23 | 6:53/mi
Half· 13.11 mi
1:29:50
Rank: #6442 (-38)
20K → Half
4:43 | 6:55/mi
25K· 15.53 mi
1:46:29
Rank: #6205 (+237)
Half → 25K
16:39 | 6:52/mi
30K· 18.64 mi
2:08:33
Rank: #5948 (+257)
25K → 30K
22:04 | 7:06/mi
20M
2:18:18
Rank: #5835 (+113)
30K → 20M
9:45 | 7:10/mi
21M
2:26:05
Rank: #5795 (+40)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:31:20
Rank: #5761 (+34)
21M → 35K
5:15 | 7:01/mi
23M
2:40:21
Rank: #5631 (+130)
35K → 23M
9:01 | 7:12/mi
24M
2:47:38
Rank: #5602 (+29)
23M → 24M
7:17 | 7:17/mi
40K· 24.85 mi
2:53:43
Rank: #5508 (+94)
24M → 40K
6:05 | 7:07/mi
25.2M
2:56:29
Rank: #5479 (+29)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:03:10
Rank: #5352 (+127)
25.2M → Finish
6:41 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:50
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:33:20
Pace7:07 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:4721:226:5321:22
6:53
-
10K
6.21 mi10:50:0242:376:5221:15
6:50
-0:03
15K
9.32 mi11:11:091:03:446:5021:07
6:48
-0:02
20K
12.43 mi11:32:321:25:076:5121:23
6:53
+0:05
Half
13.11 mi11:37:151:29:506:514:43
6:55
+0:02
25K
15.53 mi11:53:541:46:296:5116:39
6:52
-0:03
30K
18.64 mi12:15:582:08:336:5422:04
7:06
+0:14
20M
20.00 mi12:25:432:18:186:559:45
7:10
+0:04
21M
21.00 mi12:33:302:26:056:577:47
7:47
+0:37
35K
21.75 mi12:38:452:31:206:585:15
7:01
-0:46
23M
23.00 mi12:47:462:40:216:589:01
7:12
+0:11
24M
24.00 mi12:55:032:47:386:597:17
7:17
+0:05
40K
24.85 mi13:01:082:53:436:596:05
7:07
-0:10
25.2M
25.20 mi13:03:542:56:297:002:46
8:01
+0:54
Finish
26.22 mi13:10:353:03:106:596:41
6:34
-1:27

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

6:34 /mi

Average Pace

6:59 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:03

27% of race

Time at Steady Pace

1:47:16

59% of race

Time at Slower Pace

26:51

15% of race

Average Pace: 6:59 /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 mi10:28:4721:226:5321:22
6:53
#6906
10K
6.21 mi10:50:0242:376:5221:15
6:50
#6838
15K
9.32 mi11:11:091:03:446:5021:07
6:48
#6550
20K
12.43 mi11:32:321:25:076:5121:23
6:53
#6404
Half
13.11 mi11:37:151:29:506:514:43
6:55
#6442
25K
15.53 mi11:53:541:46:296:5116:39
6:52
#6205
30K
18.64 mi12:15:582:08:336:5422:04
7:06
#5948
20M
20.00 mi12:25:432:18:186:559:45
7:10
#5835
21M
21.00 mi12:33:302:26:056:577:47
7:47
#5795
35K
21.75 mi12:38:452:31:206:585:15
7:01
#5761
23M
23.00 mi12:47:462:40:216:589:01
7:12
#5631
24M
24.00 mi12:55:032:47:386:597:17
7:17
#5602
40K
24.85 mi13:01:082:53:436:596:05
7:07
#5508
25.2M
25.20 mi13:03:542:56:297:002:46
8:01
#5479
Finish
26.22 mi13:10:353:03:106:596:41
6:34
#5352
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi69066546546073(Top 21%)540(Top 4%)540(Top 10%)
10K6.21 mi3.10 mi6838+68658-4658-46800(Top 24%)659(Top 5%)659(Top 12%)
15K9.32 mi3.11 mi6550+288614+44614+446073(Top 21%)540(Top 4%)540(Top 10%)
20K12.43 mi3.11 mi6404+146591+23591+236072(Top 21%)564(Top 5%)564(Top 10%)
Half13.11 mi0.68 mi6442-38599-8599-87044(Top 25%)769(Top 6%)769(Top 14%)
25K15.53 mi2.42 mi6205+237571+28571+285435(Top 19%)478(Top 4%)478(Top 9%)
30K18.64 mi3.11 mi5948+257536+35536+355341(Top 19%)518(Top 4%)518(Top 9%)
20M20.00 mi1.36 mi5835+113527+9527+95089(Top 18%)526(Top 4%)526(Top 10%)
21M21.00 mi1.00 mi5795+40529-2529-26116(Top 22%)961(Top 8%)961(Top 18%)
35K21.75 mi0.75 mi5761+34532-3532-35503(Top 19%)753(Top 6%)753(Top 14%)
23M23.00 mi1.25 mi5631+130520+12520+124906(Top 17%)642(Top 5%)642(Top 12%)
24M24.00 mi1.00 mi5602+29531-11531-116328(Top 22%)1186(Top 10%)1186(Top 22%)
40K24.85 mi0.85 mi5508+94523+8523+84598(Top 16%)662(Top 5%)662(Top 12%)
25.2M25.20 mi0.35 mi5479+29522+1522+16105(Top 21%)1263(Top 10%)1263(Top 23%)
Finish26.22 mi1.02 mi5352+127510+12510+123141(Top 11%)345(Top 3%)345(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

6073

Females

540

F18-39

540

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6800

Females

659

F18-39

659

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

6073

Females

540

F18-39

540

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

6072

Females

564

F18-39

564

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

7044

Females

769

F18-39

769

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5435

Females

478

F18-39

478

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5341

Females

518

F18-39

518

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5089

Females

526

F18-39

526

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6116

Females

961

F18-39

961

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5503

Females

753

F18-39

753

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4906

Females

642

F18-39

642

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6328

Females

1186

F18-39

1186

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4598

Females

662

F18-39

662

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6105

Females

1263

F18-39

1263

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3141

Females

345

F18-39

345

Passing Analysis

Category:
Athletes Passed
2109
Passed By
555
Net Change
+1554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6906
5K → 10K226158+68#6906#6838
10K → 15K33042+288#6838#6550
15K → 20K20660+146#6550#6404
20K → Half1250-38#6404#6442
Half → 25K26124+237#6442#6205
25K → 30K31356+257#6205#5948
30K → 20M13219+113#5948#5835
20M → 21M8242+40#5835#5795
21M → 35K6026+34#5795#5761
35K → 23M14717+130#5761#5631
23M → 24M7142+29#5631#5602
24M → 40K995+94#5602#5508
40K → 25.2M4213+29#5508#5479
25.2M → Finish1281+127#5479#5352
TOTALS2109555+1554
📊

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