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BOSTON MARATHON 2025

Clara Telecemian

Bib: 15248•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 26%
Gender (Female)
#0 / 12228
Top 9%
Division (F18-39)
#0 / 5469
Top 17%
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
7:22/mi
22:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:22/mi
45:46
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:08:28
↑ 67↓ 78
20K· 12.43 mi
7:20/mi
1:31:16
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:36:09
↑ 19↓ 370.5%
25K· 15.53 mi
7:18/mi
1:53:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
2:16:58
↑ 181↓ 1480.2%
20M
7:30/mi
2:27:10
↑ 64↓ 500.2%
21M
7:46/mi
2:34:56
↑ 106↓ 241.6%
35K· 21.75 mi
6:53/mi
2:40:05
↑ 17↓ 861.7%
23M
7:08/mi
2:49:01
↑ 23↓ 630.6%
24M
6:46/mi
2:55:47
↓ 821.3%
40K· 24.85 mi
6:48/mi
3:01:36
↓ 200.3%
25.2M
7:24/mi
3:04:09
↑ 13↓ 160.2%
Finish· 26.22 mi
6:24/mi
3:10:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:36:09
Pace7:20 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:31
Pace7:13 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0422:547:2222:54
7:22
-
10K
6.21 mi11:16:5645:467:2222:52
7:22
0:00
15K
9.32 mi11:39:381:08:287:2122:42
7:18
-0:04
20K
12.43 mi12:02:261:31:167:2122:48
7:20
+0:02
Half
13.11 mi12:07:191:36:097:204:53
7:09
-0:11
25K
15.53 mi12:25:001:53:507:2017:41
7:18
+0:09
30K
18.64 mi12:48:082:16:587:2123:08
7:27
+0:09
20M
20.00 mi12:58:202:27:107:2110:12
7:30
+0:03
21M
21.00 mi13:06:062:34:567:237:46
7:46
+0:16
35K
21.75 mi13:11:152:40:057:225:09
6:53
-0:53
23M
23.00 mi13:20:112:49:017:218:56
7:08
+0:15
24M
24.00 mi13:26:572:55:477:196:46
6:46
-0:22
40K
24.85 mi13:32:463:01:367:185:49
6:48
+0:02
25.2M
25.20 mi13:35:193:04:097:182:33
7:24
+0:36
Finish
26.22 mi13:41:503:10:407:176:31
6:24
-1:00

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

6:24 /mi

Average Pace

7:17 /mi

Slowest Pace

7:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:15

13% of race

Time at Steady Pace

2:28:27

78% of race

Time at Slower Pace

17:58

9% of race

Average Pace: 7:16 /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 mi10:54:0422:547:2222:54
7:22
#11055
10K
6.21 mi11:16:5645:467:2222:52
7:22
#10916
15K
9.32 mi11:39:381:08:287:2122:42
7:18
#10604
20K
12.43 mi12:02:261:31:167:2122:48
7:20
#10253
Half
13.11 mi12:07:191:36:097:204:53
7:09
#10173
25K
15.53 mi12:25:001:53:507:2017:41
7:18
#9805
30K
18.64 mi12:48:082:16:587:2123:08
7:27
#9259
20M
20.00 mi12:58:202:27:107:2110:12
7:30
#9029
21M
21.00 mi13:06:062:34:567:237:46
7:46
#8782
35K
21.75 mi13:11:152:40:057:225:09
6:53
#8569
23M
23.00 mi13:20:112:49:017:218:56
7:08
#8215
24M
24.00 mi13:26:572:55:477:196:46
6:46
#7913
40K
24.85 mi13:32:463:01:367:185:49
6:48
#7631
25.2M
25.20 mi13:35:193:04:097:182:33
7:24
#7528
Finish
26.22 mi13:41:503:10:407:176:31
6:24
#7245
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi110552307230710046(Top 35%)1903(Top 16%)1903(Top 35%)
10K6.21 mi3.10 mi10916+1392262+452262+4510833(Top 38%)2213(Top 18%)2213(Top 40%)
15K9.32 mi3.11 mi10604+3122126+1362126+13610046(Top 35%)1903(Top 16%)1903(Top 35%)
20K12.43 mi3.11 mi10253+3511987+1391987+1399359(Top 33%)1667(Top 14%)1667(Top 30%)
Half13.11 mi0.68 mi10173+801949+381949+388763(Top 31%)1375(Top 11%)1375(Top 25%)
25K15.53 mi2.42 mi9805+3681810+1391810+1398321(Top 29%)1345(Top 11%)1345(Top 25%)
30K18.64 mi3.11 mi9259+5461622+1881622+1887362(Top 26%)1147(Top 9%)1147(Top 21%)
20M20.00 mi1.36 mi9029+2301551+711551+717073(Top 25%)1173(Top 10%)1173(Top 21%)
21M21.00 mi1.00 mi8782+2471478+731478+736025(Top 21%)933(Top 8%)933(Top 17%)
35K21.75 mi0.75 mi8569+2131417+611417+614697(Top 17%)540(Top 4%)540(Top 10%)
23M23.00 mi1.25 mi8215+3541318+991318+994547(Top 16%)553(Top 5%)553(Top 10%)
24M24.00 mi1.00 mi7913+3021248+701248+703367(Top 12%)333(Top 3%)333(Top 6%)
40K24.85 mi0.85 mi7631+2821174+741174+742907(Top 10%)279(Top 2%)279(Top 5%)
25.2M25.20 mi0.35 mi7528+1031150+241150+243036(Top 11%)339(Top 3%)339(Top 6%)
Finish26.22 mi1.02 mi7245+2831068+821068+822330(Top 8%)200(Top 2%)200(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

10046

Females

1903

F18-39

1903

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10833

Females

2213

F18-39

2213

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

10046

Females

1903

F18-39

1903

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9359

Females

1667

F18-39

1667

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8763

Females

1375

F18-39

1375

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8321

Females

1345

F18-39

1345

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7362

Females

1147

F18-39

1147

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

7073

Females

1173

F18-39

1173

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

6025

Females

933

F18-39

933

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4697

Females

540

F18-39

540

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4547

Females

553

F18-39

553

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3367

Females

333

F18-39

333

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2907

Females

279

F18-39

279

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3036

Females

339

F18-39

339

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2330

Females

200

F18-39

200

Passing Analysis

Category:
Athletes Passed
4126*
Passed By
316
Net Change
+3810
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11055
5K → 10K326187+139#11055#10916
10K → 15K35745+312#10916#10604
15K → 20K38029+351#10604#10253
20K → Half833+80#10253#10173
Half → 25K380*12+368#10173#9805
25K → 30K56014+546#9805#9259
30K → 20M24010+230#9259#9029
20M → 21M25912+247#9029#8782
21M → 35K2130+213#8782#8569
35K → 23M3573+354#8569#8215
23M → 24M3020+302#8215#7913
24M → 40K2820+282#7913#7631
40K → 25.2M1041+103#7631#7528
25.2M → Finish2830+283#7528#7245
TOTALS4126*316+3810

* 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