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BOSTON MARATHON 2025

Iuliana Krivokon

Bib: 13913•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 22%
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
7:14/mi
22:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
45:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:07:39
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:30:50
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:35:47
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:54:11
↑ 66↓ 880.2%
30K· 18.64 mi
7:38/mi
2:17:54
↑ 181↓ 1480.2%
20M
7:30/mi
2:28:05
↑ 64↓ 500.2%
21M
7:50/mi
2:35:55
↑ 106↓ 241.6%
35K· 21.75 mi
7:00/mi
2:41:09
↑ 17↓ 861.7%
23M
7:23/mi
2:50:24
↑ 23↓ 630.6%
24M
7:11/mi
2:57:35
↓ 821.3%
40K· 24.85 mi
7:21/mi
3:03:52
↓ 200.3%
25.2M
8:01/mi
3:06:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:10/mi
3:13:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:47
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:38:09
Pace7:29 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2422:297:1422:29
7:14
-
10K
6.21 mi11:13:5845:037:1522:34
7:16
+0:02
15K
9.32 mi11:36:341:07:397:1522:36
7:16
0:00
20K
12.43 mi11:59:451:30:507:1923:11
7:28
+0:12
Half
13.11 mi12:04:421:35:477:184:57
7:15
-0:13
25K
15.53 mi12:23:061:54:117:2118:24
7:35
+0:20
30K
18.64 mi12:46:492:17:547:2423:43
7:38
+0:03
20M
20.00 mi12:57:002:28:057:2410:11
7:30
-0:08
21M
21.00 mi13:04:502:35:557:257:50
7:50
+0:20
35K
21.75 mi13:10:042:41:097:255:14
7:00
-0:50
23M
23.00 mi13:19:192:50:247:259:15
7:23
+0:23
24M
24.00 mi13:26:302:57:357:247:11
7:11
-0:12
40K
24.85 mi13:32:473:03:527:246:17
7:21
+0:10
25.2M
25.20 mi13:35:333:06:387:242:46
8:01
+0:40
Finish
26.22 mi13:42:513:13:567:247:18
7:10
-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

7:00 /mi

Average Pace

7:24 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:20

95% of race

Time at Steady Pace

10:36

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi10:51:2422:297:1422:29
7:14
#9806
10K
6.21 mi11:13:5845:037:1522:34
7:16
#9888
15K
9.32 mi11:36:341:07:397:1522:36
7:16
#9834
20K
12.43 mi11:59:451:30:507:1923:11
7:28
#9957
Half
13.11 mi12:04:421:35:477:184:57
7:15
#9935
25K
15.53 mi12:23:061:54:117:2118:24
7:35
#10002
30K
18.64 mi12:46:492:17:547:2423:43
7:38
#9688
20M
20.00 mi12:57:002:28:057:2410:11
7:30
#9413
21M
21.00 mi13:04:502:35:557:257:50
7:50
#9194
35K
21.75 mi13:10:042:41:097:255:14
7:00
#9007
23M
23.00 mi13:19:192:50:247:259:15
7:23
#8728
24M
24.00 mi13:26:302:57:357:247:11
7:11
#8512
40K
24.85 mi13:32:473:03:527:246:17
7:21
#8334
25.2M
25.20 mi13:35:333:06:387:242:46
8:01
#8278
Finish
26.22 mi13:42:513:13:567:247:18
7:10
#8195
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9806171917199784(Top 34%)1786(Top 15%)1786(Top 33%)
10K6.21 mi3.10 mi9888-821751-321751-3210047(Top 35%)1848(Top 15%)1848(Top 34%)
15K9.32 mi3.11 mi9834+541761-101761-109784(Top 34%)1786(Top 15%)1786(Top 33%)
20K12.43 mi3.11 mi9957-1231842-811842-8110433(Top 37%)2171(Top 18%)2171(Top 40%)
Half13.11 mi0.68 mi9935+221834+81834+89637(Top 34%)1765(Top 14%)1765(Top 32%)
25K15.53 mi2.42 mi10002-671907-731907-7310680(Top 38%)2411(Top 20%)2411(Top 44%)
30K18.64 mi3.11 mi9688+3141818+891818+898702(Top 31%)1691(Top 14%)1691(Top 31%)
20M20.00 mi1.36 mi9413+2751730+881730+886998(Top 25%)1154(Top 9%)1154(Top 21%)
21M21.00 mi1.00 mi9194+2191659+711659+716422(Top 23%)1075(Top 9%)1075(Top 20%)
35K21.75 mi0.75 mi9007+1871598+611598+615386(Top 19%)740(Top 6%)740(Top 14%)
23M23.00 mi1.25 mi8728+2791522+761522+766024(Top 21%)1034(Top 8%)1034(Top 19%)
24M24.00 mi1.00 mi8512+2161473+491473+495764(Top 20%)985(Top 8%)985(Top 18%)
40K24.85 mi0.85 mi8334+1781435+381435+385953(Top 21%)1123(Top 9%)1123(Top 21%)
25.2M25.20 mi0.35 mi8278+561427+81427+86150(Top 22%)1308(Top 11%)1308(Top 24%)
Finish26.22 mi1.02 mi8195+831431-41431-46839(Top 24%)1584(Top 13%)1584(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9784

Females

1786

F18-39

1786

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

10047

Females

1848

F18-39

1848

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9784

Females

1786

F18-39

1786

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10433

Females

2171

F18-39

2171

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9637

Females

1765

F18-39

1765

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10680

Females

2411

F18-39

2411

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8702

Females

1691

F18-39

1691

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6998

Females

1154

F18-39

1154

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6422

Females

1075

F18-39

1075

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5386

Females

740

F18-39

740

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

6024

Females

1034

F18-39

1034

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5764

Females

985

F18-39

985

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5953

Females

1123

F18-39

1123

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6150

Females

1308

F18-39

1308

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6839

Females

1584

F18-39

1584

Passing Analysis

Category:
Athletes Passed
2648*
Passed By
1033
Net Change
+1611
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9806
5K → 10K186267-82#9806#9888
10K → 15K204149+54#9888#9834
15K → 20K147269-123#9834#9957
20K → Half3412+22#9957#9935
Half → 25K131197-67#9935#10002
25K → 30K385*71+314#10002#9688
30K → 20M2794+275#9688#9413
20M → 21M22910+219#9413#9194
21M → 35K1870+187#9194#9007
35K → 23M2889+279#9007#8728
23M → 24M2182+216#8728#8512
24M → 40K1846+178#8512#8334
40K → 25.2M637+56#8334#8278
25.2M → Finish11330+83#8278#8195
TOTALS2648*1033+1611

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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