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BOSTON MARATHON 2025

Daniela Meizner

Bib: 17058•F

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0:00
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Division (F18-39)
#0 / 5469
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:37
Rank: #13145
Start → 5K
23:37 | 7:36/mi
10K· 6.21 mi
47:11
Rank: #12988 (+157)
5K → 10K
23:34 | 7:35/mi
15K· 9.32 mi
1:10:50
Rank: #12867 (+121)
10K → 15K
23:39 | 7:37/mi
20K· 12.43 mi
1:34:36
Rank: #12594 (+273)
15K → 20K
23:46 | 7:39/mi
Half· 13.11 mi
1:39:48
Rank: #12599 (-5)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:58:34
Rank: #12463 (+136)
Half → 25K
18:46 | 7:44/mi
30K· 18.64 mi
2:23:28
Rank: #12233 (+230)
25K → 30K
24:54 | 8:01/mi
20M
2:34:21
Rank: #12061 (+172)
30K → 20M
10:53 | 8:01/mi
21M
2:42:44
Rank: #11876 (+185)
20M → 21M
8:23 | 8:23/mi
35K· 21.75 mi
2:48:25
Rank: #11775 (+101)
21M → 35K
5:41 | 7:36/mi
23M
2:58:19
Rank: #11585 (+190)
35K → 23M
9:54 | 7:54/mi
24M
3:06:13
Rank: #11488 (+97)
23M → 24M
7:54 | 7:54/mi
40K· 24.85 mi
3:12:53
Rank: #11350 (+138)
24M → 40K
6:40 | 7:48/mi
25.2M
3:15:47
Rank: #11275 (+75)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:23:30
Rank: #11178 (+97)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:43:42
Pace7:55 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2623:377:3623:37
7:36
-
10K
6.21 mi11:38:0047:117:3623:34
7:35
-0:01
15K
9.32 mi12:01:391:10:507:3623:39
7:37
+0:02
20K
12.43 mi12:25:251:34:367:3723:46
7:39
+0:02
Half
13.11 mi12:30:371:39:487:375:12
7:37
-0:02
25K
15.53 mi12:49:231:58:347:3818:46
7:44
+0:07
30K
18.64 mi13:14:172:23:287:4224:54
8:01
+0:17
20M
20.00 mi13:25:102:34:217:4310:53
8:01
0:00
21M
21.00 mi13:33:332:42:447:458:23
8:23
+0:22
35K
21.75 mi13:39:142:48:257:455:41
7:36
-0:47
23M
23.00 mi13:49:082:58:197:459:54
7:54
+0:18
24M
24.00 mi13:57:023:06:137:467:54
7:54
0:00
40K
24.85 mi14:03:423:12:537:466:40
7:48
-0:06
25.2M
25.20 mi14:06:363:15:477:462:54
8:25
+0:37
Finish
26.22 mi14:14:193:23:307:467:43
7:34
-0:51

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

7:34 /mi

Average Pace

7:46 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:13

94% of race

Time at Steady Pace

11:17

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi11:14:2623:377:3623:37
7:36
#13145
10K
6.21 mi11:38:0047:117:3623:34
7:35
#12988
15K
9.32 mi12:01:391:10:507:3623:39
7:37
#12867
20K
12.43 mi12:25:251:34:367:3723:46
7:39
#12594
Half
13.11 mi12:30:371:39:487:375:12
7:37
#12599
25K
15.53 mi12:49:231:58:347:3818:46
7:44
#12463
30K
18.64 mi13:14:172:23:287:4224:54
8:01
#12233
20M
20.00 mi13:25:102:34:217:4310:53
8:01
#12061
21M
21.00 mi13:33:332:42:447:458:23
8:23
#11876
35K
21.75 mi13:39:142:48:257:455:41
7:36
#11775
23M
23.00 mi13:49:082:58:197:459:54
7:54
#11585
24M
24.00 mi13:57:023:06:137:467:54
7:54
#11488
40K
24.85 mi14:03:423:12:537:466:40
7:48
#11350
25.2M
25.20 mi14:06:363:15:477:462:54
8:25
#11275
Finish
26.22 mi14:14:193:23:307:467:43
7:34
#11178
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi131453395339512707(Top 45%)3279(Top 27%)3279(Top 60%)
10K6.21 mi3.10 mi12988+1573326+693326+6912895(Top 45%)3311(Top 27%)3311(Top 61%)
15K9.32 mi3.11 mi12867+1213308+183308+1812707(Top 45%)3279(Top 27%)3279(Top 60%)
20K12.43 mi3.11 mi12594+2733199+1093199+10911959(Top 42%)2971(Top 24%)2971(Top 54%)
Half13.11 mi0.68 mi12599-53207-83207-812783(Top 45%)3362(Top 27%)3362(Top 61%)
25K15.53 mi2.42 mi12463+1363171+363171+3611879(Top 42%)3054(Top 25%)3054(Top 56%)
30K18.64 mi3.11 mi12233+2303118+533118+5311491(Top 40%)3027(Top 25%)3027(Top 55%)
20M20.00 mi1.36 mi12061+1723067+513067+5110531(Top 37%)2705(Top 22%)2705(Top 49%)
21M21.00 mi1.00 mi11876+1853009+583009+589778(Top 34%)2507(Top 21%)2507(Top 46%)
35K21.75 mi0.75 mi11775+1012969+402969+409375(Top 33%)2316(Top 19%)2316(Top 42%)
23M23.00 mi1.25 mi11585+1902925+442925+449376(Top 33%)2443(Top 20%)2443(Top 45%)
24M24.00 mi1.00 mi11488+972911+142911+1410564(Top 37%)3075(Top 25%)3075(Top 56%)
40K24.85 mi0.85 mi11350+1382876+352876+358792(Top 31%)2362(Top 19%)2362(Top 43%)
25.2M25.20 mi0.35 mi11275+752859+172859+178359(Top 29%)2239(Top 18%)2239(Top 41%)
Finish26.22 mi1.02 mi11178+972845+142845+149770(Top 34%)2888(Top 24%)2888(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12707

Females

3279

F18-39

3279

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12895

Females

3311

F18-39

3311

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12707

Females

3279

F18-39

3279

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11959

Females

2971

F18-39

2971

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12783

Females

3362

F18-39

3362

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11879

Females

3054

F18-39

3054

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

11491

Females

3027

F18-39

3027

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

10531

Females

2705

F18-39

2705

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9778

Females

2507

F18-39

2507

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

9375

Females

2316

F18-39

2316

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9376

Females

2443

F18-39

2443

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

10564

Females

3075

F18-39

3075

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8792

Females

2362

F18-39

2362

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8359

Females

2239

F18-39

2239

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9770

Females

2888

F18-39

2888

Passing Analysis

Category:
Athletes Passed
2814
Passed By
847
Net Change
+1967
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13145
5K → 10K362205+157#13145#12988
10K → 15K282161+121#12988#12867
15K → 20K34168+273#12867#12594
20K → Half2833-5#12594#12599
Half → 25K21680+136#12599#12463
25K → 30K346116+230#12463#12233
30K → 20M20937+172#12233#12061
20M → 21M20621+185#12061#11876
21M → 35K11211+101#11876#11775
35K → 23M21626+190#11775#11585
23M → 24M13437+97#11585#11488
24M → 40K15315+138#11488#11350
40K → 25.2M838+75#11350#11275
25.2M → Finish12629+97#11275#11178
TOTALS2814847+1967
📊

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