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BOSTON MARATHON 2025

Iva Velkovska

Bib: 18472•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
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
23:42
Rank: #13365
Start → 5K
7:38/mi
23:42 split
10K· 6.21 mi
47:55
Rank: #14010 (-645)
5K → 10K
7:48/mi
24:13 split
15K· 9.32 mi
1:12:32
Rank: #14480 (-470)
10K → 15K
7:55/mi
24:37 split
20K· 12.43 mi
1:37:38
Rank: #14724 (-244)
15K → 20K
8:05/mi
25:06 split
Half· 13.11 mi
1:43:08
Rank: #14811 (-87)
20K → Half
8:04/mi
5:30 split
25K· 15.53 mi
2:03:11
Rank: #14993 (-182)
Half → 25K
8:16/mi
20:03 split
30K· 18.64 mi
2:29:49
Rank: #15020 (-27)
25K → 30K
8:34/mi
26:38 split
20M
2:41:50
Rank: #15071 (-51)
30K → 20M
8:51/mi
12:01 split
21M
2:51:07
Rank: #15019 (+52)
20M → 21M
9:17/mi
9:17 split
35K· 21.75 mi
2:57:32
Rank: #15047 (-28)
21M → 35K
8:35/mi
6:25 split
23M
3:08:55
Rank: #15129 (-82)
35K → 23M
9:05/mi
11:23 split
24M
3:17:37
Rank: #15137 (-8)
23M → 24M
8:42/mi
8:42 split
40K· 24.85 mi
3:24:58
Rank: #15084 (+53)
24M → 40K
8:36/mi
7:21 split
25.2M
3:28:20
Rank: #15085 (-1)
40K → 25.2M
9:46/mi
3:22 split
Finish· 26.22 mi
3:37:03
Rank: #15137 (-52)
25.2M → Finish
8:33/mi
8:43 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:08
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:53:55
Pace8:41 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0223:427:3823:42
7:38
-
10K
6.21 mi11:44:1547:557:4324:13
7:48
+0:10
15K
9.32 mi12:08:521:12:327:4724:37
7:55
+0:07
20K
12.43 mi12:33:581:37:387:5125:06
8:05
+0:10
Half
13.11 mi12:39:281:43:087:525:30
8:04
-0:01
25K
15.53 mi12:59:312:03:117:5620:03
8:16
+0:12
30K
18.64 mi13:26:092:29:498:0226:38
8:34
+0:18
20M
20.00 mi13:38:102:41:508:0512:01
8:51
+0:17
21M
21.00 mi13:47:272:51:078:099:17
9:17
+0:26
35K
21.75 mi13:53:522:57:328:106:25
8:35
-0:42
23M
23.00 mi14:05:153:08:558:1311:23
9:05
+0:30
24M
24.00 mi14:13:573:17:378:148:42
8:42
-0:23
40K
24.85 mi14:21:183:24:588:157:21
8:36
-0:06
25.2M
25.20 mi14:24:403:28:208:163:22
9:46
+1:10
Finish
26.22 mi14:33:233:37:038:178:43
8:33
-1:13

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

7:38 /mi

Average Pace

8:17 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:11

57% of race

Time at Steady Pace

57:49

27% of race

Time at Slower Pace

36:03

17% of race

Average Pace: 8:17 /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 mi11:20:0223:427:3823:42
7:38
#13365
10K
6.21 mi11:44:1547:557:4324:13
7:48
#14010
15K
9.32 mi12:08:521:12:327:4724:37
7:55
#14480
20K
12.43 mi12:33:581:37:387:5125:06
8:05
#14724
Half
13.11 mi12:39:281:43:087:525:30
8:04
#14811
25K
15.53 mi12:59:312:03:117:5620:03
8:16
#14993
30K
18.64 mi13:26:092:29:498:0226:38
8:34
#15020
20M
20.00 mi13:38:102:41:508:0512:01
8:51
#15071
21M
21.00 mi13:47:272:51:078:099:17
9:17
#15019
35K
21.75 mi13:53:522:57:328:106:25
8:35
#15047
23M
23.00 mi14:05:153:08:558:1311:23
9:05
#15129
24M
24.00 mi14:13:573:17:378:148:42
8:42
#15137
40K
24.85 mi14:21:183:24:588:157:21
8:36
#15084
25.2M
25.20 mi14:24:403:28:208:163:22
9:46
#15085
Finish
26.22 mi14:33:233:37:038:178:43
8:33
#15137
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi133653526352615430(Top 54%)4824(Top 39%)4824(Top 88%)
10K6.21 mi3.10 mi14010-6453949-4233949-42314764(Top 52%)4402(Top 36%)4402(Top 80%)
15K9.32 mi3.11 mi14480-4704244-2954244-29515430(Top 54%)4824(Top 39%)4824(Top 88%)
20K12.43 mi3.11 mi14724-2444424-1804424-18015504(Top 55%)4915(Top 40%)4915(Top 90%)
Half13.11 mi0.68 mi14811-874481-574481-5716396(Top 58%)5401(Top 44%)5401(Top 99%)
25K15.53 mi2.42 mi14993-1824610-1294610-12915733(Top 55%)5147(Top 42%)5147(Top 94%)
30K18.64 mi3.11 mi15020-274681-714681-7115228(Top 54%)5032(Top 41%)5032(Top 92%)
20M20.00 mi1.36 mi15071-514743-624743-6215905(Top 56%)5532(Top 45%)5532(Top 101%)
21M21.00 mi1.00 mi15019+524734+94734+915087(Top 53%)5220(Top 43%)5220(Top 95%)
35K21.75 mi0.75 mi15047-284769-354769-3515950(Top 56%)5741(Top 47%)5741(Top 105%)
23M23.00 mi1.25 mi15129-824845-764845-7616775(Top 59%)6314(Top 52%)6314(Top 115%)
24M24.00 mi1.00 mi15137-84883-384883-3815760(Top 55%)5778(Top 47%)5778(Top 106%)
40K24.85 mi0.85 mi15084+534887-44887-414063(Top 50%)5000(Top 41%)5000(Top 91%)
25.2M25.20 mi0.35 mi15085-14903-164903-1615947(Top 56%)6052(Top 49%)6052(Top 111%)
Finish26.22 mi1.02 mi15137-524951-484951-4816588(Top 58%)6346(Top 52%)6346(Top 116%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

15430

Females

4824

F18-39

4824

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

14764

Females

4402

F18-39

4402

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

15430

Females

4824

F18-39

4824

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

15504

Females

4915

F18-39

4915

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16396

Females

5401

F18-39

5401

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15733

Females

5147

F18-39

5147

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

15228

Females

5032

F18-39

5032

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15905

Females

5532

F18-39

5532

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15087

Females

5220

F18-39

5220

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15950

Females

5741

F18-39

5741

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

16775

Females

6314

F18-39

6314

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15760

Females

5778

F18-39

5778

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14063

Females

5000

F18-39

5000

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15947

Females

6052

F18-39

6052

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16588

Females

6346

F18-39

6346

Passing Analysis

Category:
Athletes Passed
1355
Passed By
3127
Net Change
-1772
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13365
5K → 10K99744-645#13365#14010
10K → 15K84554-470#14010#14480
15K → 20K135379-244#14480#14724
20K → Half1299-87#14724#14811
Half → 25K134316-182#14811#14993
25K → 30K240267-27#14993#15020
30K → 20M112163-51#15020#15071
20M → 21M14088+52#15071#15019
21M → 35K4876-28#15019#15047
35K → 23M82164-82#15047#15129
23M → 24M8997-8#15129#15137
24M → 40K8936+53#15137#15084
40K → 25.2M3839-1#15084#15085
25.2M → Finish53105-52#15085#15137
TOTALS13553127-1772
📊

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