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BOSTON MARATHON 2025

Navleen Kaur

Bib: 18811•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
9:08/mi
28:22
↑ 97↓ 3451.5%
10K· 6.21 mi
9:27/mi
57:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:27:14
↑ 67↓ 78
20K· 12.43 mi
9:39/mi
1:57:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:36/mi
2:03:47
↑ 19↓ 370.5%
25K· 15.53 mi
9:51/mi
2:27:40
↑ 66↓ 880.2%
30K· 18.64 mi
10:28/mi
3:00:12
↑ 181↓ 1480.2%
20M
10:49/mi
3:14:54
↑ 64↓ 500.2%
21M
11:25/mi
3:26:19
↑ 106↓ 241.6%
35K· 21.75 mi
10:31/mi
3:34:11
↑ 17↓ 861.7%
23M
10:48/mi
3:47:42
↑ 23↓ 630.6%
24M
10:23/mi
3:58:05
↓ 821.3%
40K· 24.85 mi
10:27/mi
4:07:01
↓ 200.3%
25.2M
11:21/mi
4:10:56
↑ 13↓ 160.2%
Finish· 26.22 mi
9:22/mi
4:20:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:47
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:16:42
Pace10:26 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:0628:229:0828:22
9:08
-
10K
6.21 mi11:58:2857:449:1729:22
9:27
+0:19
15K
9.32 mi12:27:581:27:149:2229:30
9:30
+0:03
20K
12.43 mi12:57:581:57:149:2630:00
9:39
+0:09
Half
13.11 mi13:04:312:03:479:276:33
9:36
-0:03
25K
15.53 mi13:28:242:27:409:3023:53
9:51
+0:15
30K
18.64 mi14:00:563:00:129:4032:32
10:28
+0:37
20M
20.00 mi14:15:383:14:549:4514:42
10:49
+0:21
21M
21.00 mi14:27:033:26:199:4911:25
11:25
+0:36
35K
21.75 mi14:34:553:34:119:517:52
10:31
-0:54
23M
23.00 mi14:48:263:47:429:5413:31
10:48
+0:17
24M
24.00 mi14:58:493:58:059:5510:23
10:23
-0:25
40K
24.85 mi15:07:454:07:019:568:56
10:27
+0:04
25.2M
25.20 mi15:11:404:10:569:573:55
11:21
+0:54
Finish
26.22 mi15:21:134:20:299:579:33
9:22
-1:59

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

9:08 /mi

Average Pace

9:57 /mi

Slowest Pace

11:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:13

60% of race

Time at Steady Pace

59:43

23% of race

Time at Slower Pace

43:33

17% of race

Average Pace: 9:56 /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 mi11:29:0628:229:0828:22
9:08
#22968
10K
6.21 mi11:58:2857:449:1729:22
9:27
#23524
15K
9.32 mi12:27:581:27:149:2229:30
9:30
#23628
20K
12.43 mi12:57:581:57:149:2630:00
9:39
#23581
Half
13.11 mi13:04:312:03:479:276:33
9:36
#23599
25K
15.53 mi13:28:242:27:409:3023:53
9:51
#23435
30K
18.64 mi14:00:563:00:129:4032:32
10:28
#23296
20M
20.00 mi14:15:383:14:549:4514:42
10:49
#23267
21M
21.00 mi14:27:033:26:199:4911:25
11:25
#23216
35K
21.75 mi14:34:553:34:119:517:52
10:31
#23213
23M
23.00 mi14:48:263:47:429:5413:31
10:48
#23203
24M
24.00 mi14:58:493:58:059:5510:23
10:23
#23166
40K
24.85 mi15:07:454:07:019:568:56
10:27
#23097
25.2M
25.20 mi15:11:404:10:569:573:55
11:21
#23079
Finish
26.22 mi15:21:134:20:299:579:33
9:22
#23007
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi229689152915223731(Top 84%)9505(Top 78%)9505(Top 174%)
10K6.21 mi3.10 mi23524-5569434-2829434-28223991(Top 84%)9676(Top 79%)9676(Top 177%)
15K9.32 mi3.11 mi23628-1049472-389472-3823731(Top 84%)9505(Top 78%)9505(Top 174%)
20K12.43 mi3.11 mi23581+479451+219451+2123370(Top 82%)9344(Top 76%)9344(Top 171%)
Half13.11 mi0.68 mi23599-189462-119462-1123861(Top 84%)9622(Top 79%)9622(Top 176%)
25K15.53 mi2.42 mi23435+1649375+879375+8722906(Top 81%)9143(Top 75%)9143(Top 167%)
30K18.64 mi3.11 mi23296+1399346+299346+2922895(Top 81%)9260(Top 76%)9260(Top 169%)
20M20.00 mi1.36 mi23267+299346934623217(Top 82%)9538(Top 78%)9538(Top 174%)
21M21.00 mi1.00 mi23216+519343+39343+322448(Top 79%)9219(Top 75%)9219(Top 169%)
35K21.75 mi0.75 mi23213+39351-89351-823226(Top 82%)9666(Top 79%)9666(Top 177%)
23M23.00 mi1.25 mi23203+109378-279378-2722747(Top 80%)9470(Top 77%)9470(Top 173%)
24M24.00 mi1.00 mi23166+379382-49382-422495(Top 79%)9389(Top 77%)9389(Top 172%)
40K24.85 mi0.85 mi23097+699360+229360+2221793(Top 77%)9090(Top 74%)9090(Top 166%)
25.2M25.20 mi0.35 mi23079+189354+69354+621710(Top 76%)9016(Top 74%)9016(Top 165%)
Finish26.22 mi1.02 mi23007+729323+319323+3120708(Top 73%)8513(Top 70%)8513(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23731

Females

9505

F18-39

9505

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

23991

Females

9676

F18-39

9676

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23731

Females

9505

F18-39

9505

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23370

Females

9344

F18-39

9344

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23861

Females

9622

F18-39

9622

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22906

Females

9143

F18-39

9143

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

22895

Females

9260

F18-39

9260

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23217

Females

9538

F18-39

9538

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22448

Females

9219

F18-39

9219

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

23226

Females

9666

F18-39

9666

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22747

Females

9470

F18-39

9470

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

22495

Females

9389

F18-39

9389

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21793

Females

9090

F18-39

9090

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21710

Females

9016

F18-39

9016

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20708

Females

8513

F18-39

8513

Passing Analysis

Category:
Athletes Passed
1370
Passed By
1409
Net Change
-39
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22968
5K → 10K72628-556#22968#23524
10K → 15K132236-104#23524#23628
15K → 20K163116+47#23628#23581
20K → Half1331-18#23581#23599
Half → 25K21147+164#23599#23435
25K → 30K23394+139#23435#23296
30K → 20M9263+29#23296#23267
20M → 21M8736+51#23267#23216
21M → 35K3633+3#23216#23213
35K → 23M7868+10#23213#23203
23M → 24M6528+37#23203#23166
24M → 40K8213+69#23166#23097
40K → 25.2M257+18#23097#23079
25.2M → Finish819+72#23079#23007
TOTALS13701409-39
📊

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