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BOSTON MARATHON 2025

Tereza Pridalova

Bib: 16140•F

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:51/mi
24:24
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
48:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:49/mi
1:12:50
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:37:23
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:42:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:55/mi
2:01:46
↑ 66↓ 880.2%
30K· 18.64 mi
7:57/mi
2:26:27
↑ 181↓ 1480.2%
20M
8:09/mi
2:37:31
↑ 64↓ 500.2%
21M
8:20/mi
2:45:51
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:51:45
↑ 17↓ 861.7%
23M
8:05/mi
3:01:52
↑ 23↓ 630.6%
24M
7:56/mi
3:09:48
↓ 821.3%
40K· 24.85 mi
8:08/mi
3:16:45
↓ 200.3%
25.2M
8:51/mi
3:19:48
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:27:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:35
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:1024:247:5124:24
7:51
-
10K
6.21 mi11:23:1848:327:4924:08
7:46
-0:05
15K
9.32 mi11:47:361:12:507:4924:18
7:49
+0:03
20K
12.43 mi12:12:091:37:237:5024:33
7:54
+0:05
Half
13.11 mi12:17:211:42:357:505:12
7:37
-0:17
25K
15.53 mi12:36:322:01:467:5019:11
7:55
+0:18
30K
18.64 mi13:01:132:26:277:5124:41
7:57
+0:02
20M
20.00 mi13:12:172:37:317:5311:04
8:09
+0:12
21M
21.00 mi13:20:372:45:517:548:20
8:20
+0:11
35K
21.75 mi13:26:312:51:457:545:54
7:53
-0:27
23M
23.00 mi13:36:383:01:527:5410:07
8:05
+0:12
24M
24.00 mi13:44:343:09:487:557:56
7:56
-0:09
40K
24.85 mi13:51:313:16:457:556:57
8:08
+0:12
25.2M
25.20 mi13:54:343:19:487:563:03
8:51
+0:43
Finish
26.22 mi14:02:163:27:307:557:42
7:33
-1:18

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

7:33 /mi

Average Pace

7:55 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:07

95% of race

Time at Steady Pace

11:23

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:55 /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 mi10:59:1024:247:5124:24
7:51
#15288
10K
6.21 mi11:23:1848:327:4924:08
7:46
#14881
15K
9.32 mi11:47:361:12:507:4924:18
7:49
#14761
20K
12.43 mi12:12:091:37:237:5024:33
7:54
#14545
Half
13.11 mi12:17:211:42:357:505:12
7:37
#14438
25K
15.53 mi12:36:322:01:467:5019:11
7:55
#14210
30K
18.64 mi13:01:132:26:277:5124:41
7:57
#13543
20M
20.00 mi13:12:172:37:317:5311:04
8:09
#13349
21M
21.00 mi13:20:372:45:517:548:20
8:20
#13076
35K
21.75 mi13:26:312:51:457:545:54
7:53
#13008
23M
23.00 mi13:36:383:01:527:5410:07
8:05
#12813
24M
24.00 mi13:44:343:09:487:557:56
7:56
#12700
40K
24.85 mi13:51:313:16:457:556:57
8:08
#12630
25.2M
25.20 mi13:54:343:19:487:563:03
8:51
#12581
Finish
26.22 mi14:02:163:27:307:557:42
7:33
#12449
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi152884703470314564(Top 51%)4343(Top 36%)4343(Top 79%)
10K6.21 mi3.10 mi14881+4074479+2244479+22414526(Top 51%)4263(Top 35%)4263(Top 78%)
15K9.32 mi3.11 mi14761+1204406+734406+7314564(Top 51%)4343(Top 36%)4343(Top 79%)
20K12.43 mi3.11 mi14545+2164315+914315+9114103(Top 50%)4148(Top 34%)4148(Top 76%)
Half13.11 mi0.68 mi14438+1074258+574258+5712826(Top 45%)3405(Top 28%)3405(Top 62%)
25K15.53 mi2.42 mi14210+2284164+944164+9413199(Top 46%)3771(Top 31%)3771(Top 69%)
30K18.64 mi3.11 mi13543+6673845+3193845+31911007(Top 39%)2794(Top 23%)2794(Top 51%)
20M20.00 mi1.36 mi13349+1943771+743771+7411446(Top 40%)3163(Top 26%)3163(Top 58%)
21M21.00 mi1.00 mi13076+2733645+1263645+1269475(Top 33%)2371(Top 19%)2371(Top 43%)
35K21.75 mi0.75 mi13008+683627+183627+1811503(Top 40%)3375(Top 28%)3375(Top 62%)
23M23.00 mi1.25 mi12813+1953559+683559+6810647(Top 37%)3065(Top 25%)3065(Top 56%)
24M24.00 mi1.00 mi12700+1133527+323527+3210800(Top 38%)3199(Top 26%)3199(Top 58%)
40K24.85 mi0.85 mi12630+703521+63521+611121(Top 39%)3466(Top 28%)3466(Top 63%)
25.2M25.20 mi0.35 mi12581+493511+103511+1010991(Top 39%)3485(Top 29%)3485(Top 64%)
Finish26.22 mi1.02 mi12449+1323473+383473+389643(Top 34%)2837(Top 23%)2837(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

14564

Females

4343

F18-39

4343

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14526

Females

4263

F18-39

4263

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

14564

Females

4343

F18-39

4343

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14103

Females

4148

F18-39

4148

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12826

Females

3405

F18-39

3405

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

13199

Females

3771

F18-39

3771

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

11007

Females

2794

F18-39

2794

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11446

Females

3163

F18-39

3163

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

9475

Females

2371

F18-39

2371

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11503

Females

3375

F18-39

3375

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

10647

Females

3065

F18-39

3065

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10800

Females

3199

F18-39

3199

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11121

Females

3466

F18-39

3466

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10991

Females

3485

F18-39

3485

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9643

Females

2837

F18-39

2837

Passing Analysis

Category:
Athletes Passed
3433
Passed By
594
Net Change
+2839
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15288
5K → 10K535128+407#15288#14881
10K → 15K258138+120#14881#14761
15K → 20K30488+216#14761#14545
20K → Half1125+107#14545#14438
Half → 25K28254+228#14438#14210
25K → 30K67811+667#14210#13543
30K → 20M22026+194#13543#13349
20M → 21M28310+273#13349#13076
21M → 35K8618+68#13076#13008
35K → 23M21318+195#13008#12813
23M → 24M13623+113#12813#12700
24M → 40K11747+70#12700#12630
40K → 25.2M5910+49#12630#12581
25.2M → Finish15018+132#12581#12449
TOTALS3433594+2839
📊

Passing Visuals

Category:
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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