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BOSTON MARATHON 2025

Jadranka Jakovcic

NY

Bib: 19547 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:11/mi
25:25
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:05/mi
50:33
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:49/mi
1:17:58
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:09/mi
1:43:18
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:05/mi
1:48:49
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:14/mi
2:08:46
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:31/mi
2:35:14
↑ 181↓ 1480.2%
138 ft elev
20M
8:33/mi
2:46:51
↑ 64↓ 500.2%
148 ft elev
21M
10:21/mi
2:57:12
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:57/mi
3:03:09
↑ 17↓ 861.7%
156 ft elev
23M
8:32/mi
3:13:50
↑ 23↓ 630.6%
116 ft elev
24M
8:15/mi
3:22:05
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:28/mi
3:29:19
↓ 200.3%
20 ft elev
25.2M
9:28/mi
3:32:35
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:03/mi
3:40:47
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:48:498:18 /mi⚡ faster
2nd Half
1:51:588:32 /mi+2.9%
Positive split — 2.9% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1025:258:1125:25
8:11
-
10K
6.21 mi11:44:1850:338:0825:08
8:05
-0:06
15K
9.32 mi12:11:431:17:588:2227:25
8:49
+0:44
20K
12.43 mi12:37:031:43:188:1925:20
8:09
-0:40
Half
13.11 mi12:42:341:48:498:185:31
8:05
-0:04
25K
15.53 mi13:02:312:08:468:1719:57
8:14
+0:09
30K
18.64 mi13:28:592:35:148:2026:28
8:31
+0:17
20M
20.00 mi13:40:362:46:518:2111:37
8:33
+0:02
21M
21.00 mi13:50:572:57:128:2610:21
10:21
+1:48
35K
21.75 mi13:56:543:03:098:255:57
7:57
-2:24
23M
23.00 mi14:07:353:13:508:2610:41
8:32
+0:35
24M
24.00 mi14:15:503:22:058:258:15
8:15
-0:17
40K
24.85 mi14:23:043:29:198:257:14
8:28
+0:13
25.2M
25.20 mi14:26:203:32:358:263:16
9:28
+1:00
Finish
26.22 mi14:34:323:40:478:268:12
8:03
-1:25

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

7:57 /mi

Average Pace

8:26 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:59:45

81% of race

Time at Slower Pace

41:02

19% of race

Average Pace: 8:25 /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 mi11:19:1025:258:1125:25
8:11
#17988
10K
6.21 mi11:44:1850:338:0825:08
8:05
#17529
15K
9.32 mi12:11:431:17:588:2227:25
8:49
#18822
20K
12.43 mi12:37:031:43:188:1925:20
8:09
#18071
Half
13.11 mi12:42:341:48:498:185:31
8:05
#17985
25K
15.53 mi13:02:312:08:468:1719:57
8:14
#17531
30K
18.64 mi13:28:592:35:148:2026:28
8:31
#17002
20M
20.00 mi13:40:362:46:518:2111:37
8:33
#16781
21M
21.00 mi13:50:572:57:128:2610:21
10:21
#16935
35K
21.75 mi13:56:543:03:098:255:57
7:57
#16755
23M
23.00 mi14:07:353:13:508:2610:41
8:32
#16518
24M
24.00 mi14:15:503:22:058:258:15
8:15
#16340
40K
24.85 mi14:23:043:29:198:257:14
8:28
#16222
25.2M
25.20 mi14:26:203:32:358:263:16
9:28
#16182
Finish
26.22 mi14:34:323:40:478:268:12
8:03
#16059
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi17988633663362114780798079
10K6.21 mi3.10 mi17529+4596055+2816055+2811713157775777
15K9.32 mi3.11 mi18822-12936801-7466801-7462114780798079
20K12.43 mi3.11 mi18071+7516375+4266375+4261602252245224
Half13.11 mi0.68 mi17985+866326+496326+491656655125512
25K15.53 mi2.42 mi17531+4546079+2476079+2471549750235023
30K18.64 mi3.11 mi17002+5295818+2615818+2611488848464846
20M20.00 mi1.36 mi16781+2215706+1125706+1121411945834583
21M21.00 mi1.00 mi16935-1545838-1325838-1321953876397639
35K21.75 mi0.75 mi16755+1805746+925746+921202336803680
23M23.00 mi1.25 mi16518+2375646+1005646+1001355345594559
24M24.00 mi1.00 mi16340+1785570+765570+761296243124312
40K24.85 mi0.85 mi16222+1185527+435527+431323245774577
25.2M25.20 mi0.35 mi16182+405515+125515+121450452935293
Finish26.22 mi1.02 mi16059+1235464+515464+511323845784578

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21147

Females

8079

F18-39

8079

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17131

Females

5777

F18-39

5777

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21147

Females

8079

F18-39

8079

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

16022

Females

5224

F18-39

5224

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16566

Females

5512

F18-39

5512

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15497

Females

5023

F18-39

5023

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

14888

Females

4846

F18-39

4846

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14119

Females

4583

F18-39

4583

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19538

Females

7639

F18-39

7639

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

12023

Females

3680

F18-39

3680

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13553

Females

4559

F18-39

4559

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12962

Females

4312

F18-39

4312

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13232

Females

4577

F18-39

4577

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14504

Females

5293

F18-39

5293

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13238

Females

4578

F18-39

4578

Passing Analysis

Category:
Athletes Passed
3682
Passed By
1753
Net Change
+1929
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17988
5K → 10K561102+459#17988#17529
10K → 15K171310-1293#17529#18822
15K → 20K7554+751#18822#18071
20K → Half882+86#18071#17985
Half → 25K4617+454#17985#17531
25K → 30K55122+529#17531#17002
30K → 20M2287+221#17002#16781
20M → 21M75229-154#16781#16935
21M → 35K1800+180#16935#16755
35K → 23M25013+237#16755#16518
23M → 24M18911+178#16518#16340
24M → 40K13618+118#16340#16222
40K → 25.2M5212+40#16222#16182
25.2M → Finish13916+123#16182#16059
TOTALS36821753+1929

Passing Charts

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