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BOSTON MARATHON 2025

Dafna Reisz

Bib: 16015•F

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
33:41
Rank: #27348
Start → 5K
33:41 | 10:50/mi
10K· 6.21 mi
1:09:49
Rank: #27586 (-238)
5K → 10K
36:08 | 11:38/mi
15K· 9.32 mi
1:51:46
Rank: #27992 (-406)
10K → 15K
41:57 | 13:30/mi
20K· 12.43 mi
2:34:57
Rank: #28089 (-97)
15K → 20K
43:11 | 13:54/mi
Half· 13.11 mi
2:44:24
Rank: #28111 (-22)
20K → Half
9:27 | 13:51/mi
25K· 15.53 mi
3:21:09
Rank: #28185 (-74)
Half → 25K
36:45 | 15:09/mi
30K· 18.64 mi
4:10:48
Rank: #28260 (-75)
25K → 30K
49:39 | 15:59/mi
20M
4:32:11
Rank: #28270 (-10)
30K → 20M
21:23 | 15:44/mi
21M
4:48:39
Rank: #28271 (-1)
20M → 21M
16:28 | 16:28/mi
35K· 21.75 mi
4:59:57
Rank: #28268 (+3)
21M → 35K
11:18 | 15:06/mi
23M
5:19:33
Rank: #28286 (-18)
35K → 23M
19:36 | 15:39/mi
24M
5:34:46
Rank: #28297 (-11)
23M → 24M
15:13 | 15:13/mi
40K· 24.85 mi
5:47:47
Rank: #28305 (-8)
24M → 40K
13:01 | 15:13/mi
25.2M
5:53:26
Rank: #28306 (-1)
40K → 25.2M
5:39 | 16:23/mi
Finish· 26.22 mi
6:06:17
Rank: #28290 (+16)
25.2M → Finish
12:51 | 12:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:44:24
Pace12:32 /mi
2nd Half
Distance13.11 mi
Time3:21:53
Pace15:24 /mi
📊Positive Split: 22.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:1633:4110:5033:41
10:50
-
10K
6.21 mi11:44:241:09:4911:1436:08
11:38
+0:48
15K
9.32 mi12:26:211:51:4611:5941:57
13:30
+1:52
20K
12.43 mi13:09:322:34:5712:2843:11
13:54
+0:24
Half
13.11 mi13:18:592:44:2412:329:27
13:51
-0:03
25K
15.53 mi13:55:443:21:0912:5736:45
15:09
+1:18
30K
18.64 mi14:45:234:10:4813:2749:39
15:59
+0:50
20M
20.00 mi15:06:464:32:1113:3721:23
15:44
-0:15
21M
21.00 mi15:23:144:48:3913:4516:28
16:28
+0:44
35K
21.75 mi15:34:324:59:5713:4811:18
15:06
-1:22
23M
23.00 mi15:54:085:19:3313:5419:36
15:39
+0:33
24M
24.00 mi16:09:215:34:4613:5715:13
15:13
-0:26
40K
24.85 mi16:22:225:47:4714:0013:01
15:13
0:00
25.2M
25.20 mi16:28:015:53:2614:025:39
16:23
+1:10
Finish
26.22 mi16:40:526:06:1713:5912:51
12:37
-3:46

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

10:50 /mi

Average Pace

13:59 /mi

Slowest Pace

16:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:15

48% of race

Time at Steady Pace

1:57:16

32% of race

Time at Slower Pace

1:11:46

20% of race

Average Pace: 13:58 /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 mi11:08:1633:4110:5033:41
10:50
#27348
10K
6.21 mi11:44:241:09:4911:1436:08
11:38
#27586
15K
9.32 mi12:26:211:51:4611:5941:57
13:30
#27992
20K
12.43 mi13:09:322:34:5712:2843:11
13:54
#28089
Half
13.11 mi13:18:592:44:2412:329:27
13:51
#28111
25K
15.53 mi13:55:443:21:0912:5736:45
15:09
#28185
30K
18.64 mi14:45:234:10:4813:2749:39
15:59
#28260
20M
20.00 mi15:06:464:32:1113:3721:23
15:44
#28270
21M
21.00 mi15:23:144:48:3913:4516:28
16:28
#28271
35K
21.75 mi15:34:324:59:5713:4811:18
15:06
#28268
23M
23.00 mi15:54:085:19:3313:5419:36
15:39
#28286
24M
24.00 mi16:09:215:34:4613:5715:13
15:13
#28297
40K
24.85 mi16:22:225:47:4714:0013:01
15:13
#28305
25.2M
25.20 mi16:28:015:53:2614:025:39
16:23
#28306
Finish
26.22 mi16:40:526:06:1713:5912:51
12:37
#28290
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27348115391153928299(Top 100%)12170(Top 100%)12170(Top 223%)
10K6.21 mi3.10 mi27586-23811695-15611695-15627709(Top 98%)11789(Top 96%)11789(Top 216%)
15K9.32 mi3.11 mi27992-40611963-26811963-26828299(Top 100%)12170(Top 100%)12170(Top 223%)
20K12.43 mi3.11 mi28089-9712032-6912032-6928211(Top 99%)12127(Top 99%)12127(Top 222%)
Half13.11 mi0.68 mi28111-2212046-1412046-1428247(Top 99%)12154(Top 99%)12154(Top 222%)
25K15.53 mi2.42 mi28185-7412100-5412100-5428256(Top 99%)12158(Top 99%)12158(Top 222%)
30K18.64 mi3.11 mi28260-7512155-5512155-5528264(Top 100%)12171(Top 100%)12171(Top 223%)
20M20.00 mi1.36 mi28270-1012160-512160-528104(Top 99%)12107(Top 99%)12107(Top 221%)
21M21.00 mi1.00 mi28271-112163-312163-328000(Top 99%)12055(Top 99%)12055(Top 220%)
35K21.75 mi0.75 mi28268+312162+112162+128090(Top 99%)12114(Top 99%)12114(Top 222%)
23M23.00 mi1.25 mi28286-1812175-1312175-1328091(Top 99%)12124(Top 99%)12124(Top 222%)
24M24.00 mi1.00 mi28297-1112180-512180-528099(Top 99%)12133(Top 99%)12133(Top 222%)
40K24.85 mi0.85 mi28305-812185-512185-527857(Top 98%)12033(Top 98%)12033(Top 220%)
25.2M25.20 mi0.35 mi28306-112186-112186-127860(Top 98%)12054(Top 99%)12054(Top 220%)
Finish26.22 mi1.02 mi28290+1612179+712179+727363(Top 96%)11805(Top 97%)11805(Top 216%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21stories
+97ft-345ft

Overall

28299

Females

12170

F18-39

12170

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

27709

Females

11789

F18-39

11789

10K→15K

6.2 - 9.3 mi

Top 100%
×3stories
+67ft-78ft

Overall

28299

Females

12170

F18-39

12170

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

28211

Females

12127

F18-39

12127

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

28247

Females

12154

F18-39

12154

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

28256

Females

12158

F18-39

12158

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

28264

Females

12171

F18-39

12171

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

28104

Females

12107

F18-39

12107

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

28000

Females

12055

F18-39

12055

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

28090

Females

12114

F18-39

12114

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

28091

Females

12124

F18-39

12124

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

28099

Females

12133

F18-39

12133

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27857

Females

12033

F18-39

12033

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27860

Females

12054

F18-39

12054

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

27363

Females

11805

F18-39

11805

Passing Analysis

Category:
Athletes Passed
128
Passed By
1070
Net Change
-942
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27348
5K → 10K54292-238#27348#27586
10K → 15K2408-406#27586#27992
15K → 20K11108-97#27992#28089
20K → Half325-22#28089#28111
Half → 25K1084-74#28111#28185
25K → 30K782-75#28185#28260
30K → 20M414-10#28260#28270
20M → 21M45-1#28270#28271
21M → 35K74+3#28271#28268
35K → 23M523-18#28268#28286
23M → 24M213-11#28286#28297
24M → 40K19-8#28297#28305
40K → 25.2M23-1#28305#28306
25.2M → Finish160+16#28306#28290
TOTALS1281070-942
📊

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