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BOSTON MARATHON 2025

Michelle Knafla

Bib: 17467•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 50%
Gender (Female)
#0 / 12228
Top 36%
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
24:21
Rank: #15163
Start → 5K
24:21 | 7:50/mi
10K· 6.21 mi
48:59
Rank: #15507 (-344)
5K → 10K
24:38 | 7:56/mi
15K· 9.32 mi
1:13:43
Rank: #15576 (-69)
10K → 15K
24:44 | 7:58/mi
20K· 12.43 mi
1:38:44
Rank: #15503 (+73)
15K → 20K
25:01 | 8:03/mi
Half· 13.11 mi
1:44:18
Rank: #15596 (-93)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:03:48
Rank: #15328 (+268)
Half → 25K
19:30 | 8:03/mi
30K· 18.64 mi
2:30:00
Rank: #15117 (+211)
25K → 30K
26:12 | 8:26/mi
20M
2:41:13
Rank: #14835 (+282)
30K → 20M
11:13 | 8:15/mi
21M
2:50:07
Rank: #14680 (+155)
20M → 21M
8:54 | 8:54/mi
35K· 21.75 mi
2:55:55
Rank: #14495 (+185)
21M → 35K
5:48 | 7:45/mi
23M
3:06:25
Rank: #14373 (+122)
35K → 23M
10:30 | 8:23/mi
24M
3:14:49
Rank: #14322 (+51)
23M → 24M
8:24 | 8:24/mi
40K· 24.85 mi
3:22:10
Rank: #14288 (+34)
24M → 40K
7:21 | 8:36/mi
25.2M
3:25:12
Rank: #14216 (+72)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:33:17
Rank: #14119 (+97)
25.2M → Finish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:18
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:48:59
Pace8:19 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3524:217:5024:21
7:50
-
10K
6.21 mi11:39:1348:597:5324:38
7:56
+0:06
15K
9.32 mi12:03:571:13:437:5524:44
7:58
+0:02
20K
12.43 mi12:28:581:38:447:5725:01
8:03
+0:05
Half
13.11 mi12:34:321:44:187:575:34
8:10
+0:07
25K
15.53 mi12:54:022:03:487:5819:30
8:03
-0:07
30K
18.64 mi13:20:142:30:008:0326:12
8:26
+0:23
20M
20.00 mi13:31:272:41:138:0411:13
8:15
-0:11
21M
21.00 mi13:40:212:50:078:068:54
8:54
+0:39
35K
21.75 mi13:46:092:55:558:055:48
7:45
-1:09
23M
23.00 mi13:56:393:06:258:0610:30
8:23
+0:38
24M
24.00 mi14:05:033:14:498:078:24
8:24
+0:01
40K
24.85 mi14:12:243:22:108:087:21
8:36
+0:12
25.2M
25.20 mi14:15:263:25:128:093:02
8:48
+0:12
Finish
26.22 mi14:23:313:33:178:088:05
7:56
-0:52

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

7:45 /mi

Average Pace

8:08 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:00

91% of race

Time at Steady Pace

19:17

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi11:14:3524:217:5024:21
7:50
#15163
10K
6.21 mi11:39:1348:597:5324:38
7:56
#15507
15K
9.32 mi12:03:571:13:437:5524:44
7:58
#15576
20K
12.43 mi12:28:581:38:447:5725:01
8:03
#15503
Half
13.11 mi12:34:321:44:187:575:34
8:10
#15596
25K
15.53 mi12:54:022:03:487:5819:30
8:03
#15328
30K
18.64 mi13:20:142:30:008:0326:12
8:26
#15117
20M
20.00 mi13:31:272:41:138:0411:13
8:15
#14835
21M
21.00 mi13:40:212:50:078:068:54
8:54
#14680
35K
21.75 mi13:46:092:55:558:055:48
7:45
#14495
23M
23.00 mi13:56:393:06:258:0610:30
8:23
#14373
24M
24.00 mi14:05:033:14:498:078:24
8:24
#14322
40K
24.85 mi14:12:243:22:108:087:21
8:36
#14288
25.2M
25.20 mi14:15:263:25:128:093:02
8:48
#14216
Finish
26.22 mi14:23:313:33:178:088:05
7:56
#14119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi151634633463315746(Top 55%)4995(Top 41%)4995(Top 91%)
10K6.21 mi3.10 mi15507-3444843-2104843-21015908(Top 56%)5071(Top 41%)5071(Top 93%)
15K9.32 mi3.11 mi15576-694887-444887-4415746(Top 55%)4995(Top 41%)4995(Top 91%)
20K12.43 mi3.11 mi15503+734860+274860+2715299(Top 54%)4797(Top 39%)4797(Top 88%)
Half13.11 mi0.68 mi15596-934928-684928-6817025(Top 60%)5763(Top 47%)5763(Top 105%)
25K15.53 mi2.42 mi15328+2684789+1394789+13914240(Top 50%)4333(Top 35%)4333(Top 79%)
30K18.64 mi3.11 mi15117+2114732+574732+5714357(Top 51%)4560(Top 37%)4560(Top 83%)
20M20.00 mi1.36 mi14835+2824602+1304602+13012213(Top 43%)3563(Top 29%)3563(Top 65%)
21M21.00 mi1.00 mi14680+1554542+604542+6012951(Top 46%)4094(Top 33%)4094(Top 75%)
35K21.75 mi0.75 mi14495+1854449+934449+9310546(Top 37%)2897(Top 24%)2897(Top 53%)
23M23.00 mi1.25 mi14373+1224421+284421+2812611(Top 44%)4060(Top 33%)4060(Top 74%)
24M24.00 mi1.00 mi14322+514420+14420+113898(Top 49%)4765(Top 39%)4765(Top 87%)
40K24.85 mi0.85 mi14288+344434-144434-1414057(Top 49%)4994(Top 41%)4994(Top 91%)
25.2M25.20 mi0.35 mi14216+724401+334401+3310717(Top 38%)3373(Top 28%)3373(Top 62%)
Finish26.22 mi1.02 mi14119+974376+254376+2512455(Top 44%)4163(Top 34%)4163(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15746

Females

4995

F18-39

4995

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

15908

Females

5071

F18-39

5071

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15746

Females

4995

F18-39

4995

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15299

Females

4797

F18-39

4797

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

17025

Females

5763

F18-39

5763

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

14240

Females

4333

F18-39

4333

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

14357

Females

4560

F18-39

4560

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12213

Females

3563

F18-39

3563

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12951

Females

4094

F18-39

4094

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10546

Females

2897

F18-39

2897

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12611

Females

4060

F18-39

4060

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

13898

Females

4765

F18-39

4765

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

14057

Females

4994

F18-39

4994

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10717

Females

3373

F18-39

3373

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

12455

Females

4163

F18-39

4163

Passing Analysis

Category:
Athletes Passed
2467
Passed By
1423
Net Change
+1044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15163
5K → 10K175519-344#15163#15507
10K → 15K177246-69#15507#15576
15K → 20K234161+73#15576#15503
20K → Half12105-93#15503#15596
Half → 25K30941+268#15596#15328
25K → 30K334123+211#15328#15117
30K → 20M30018+282#15117#14835
20M → 21M18934+155#14835#14680
21M → 35K1872+185#14680#14495
35K → 23M16139+122#14495#14373
23M → 24M10049+51#14373#14322
24M → 40K8349+34#14322#14288
40K → 25.2M797+72#14288#14216
25.2M → Finish12730+97#14216#14119
TOTALS24671423+1044
📊

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