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BOSTON MARATHON 2025

Naina Jerath

Bib: 21832•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:35
Rank: #18337
Start → 5K
25:35 | 8:14/mi
10K· 6.21 mi
51:50
Rank: #18871 (-534)
5K → 10K
26:15 | 8:27/mi
15K· 9.32 mi
1:18:37
Rank: #19256 (-385)
10K → 15K
26:47 | 8:37/mi
20K· 12.43 mi
1:46:03
Rank: #19488 (-232)
15K → 20K
27:26 | 8:50/mi
Half· 13.11 mi
1:51:59
Rank: #19540 (-52)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:13:38
Rank: #19528 (+12)
Half → 25K
21:39 | 8:56/mi
30K· 18.64 mi
2:42:32
Rank: #19425 (+103)
25K → 30K
28:54 | 9:18/mi
20M
2:55:12
Rank: #19348 (+77)
30K → 20M
12:40 | 9:19/mi
21M
3:05:26
Rank: #19334 (+14)
20M → 21M
10:14 | 10:14/mi
35K· 21.75 mi
3:12:12
Rank: #19307 (+27)
21M → 35K
6:46 | 9:03/mi
23M
3:24:34
Rank: #19382 (-75)
35K → 23M
12:22 | 9:53/mi
24M
3:34:00
Rank: #19383 (-1)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
3:42:06
Rank: #19350 (+33)
24M → 40K
8:06 | 9:28/mi
25.2M
3:45:51
Rank: #19353 (-3)
40K → 25.2M
3:45 | 10:52/mi
Finish· 26.22 mi
3:55:21
Rank: #19418 (-65)
25.2M → Finish
9:30 | 9:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:59
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time2:03:22
Pace9:25 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4725:358:1425:35
8:14
-
10K
6.21 mi11:46:0251:508:2126:15
8:27
+0:13
15K
9.32 mi12:12:491:18:378:2626:47
8:37
+0:10
20K
12.43 mi12:40:151:46:038:3227:26
8:50
+0:13
Half
13.11 mi12:46:111:51:598:335:56
8:42
-0:08
25K
15.53 mi13:07:502:13:388:3621:39
8:56
+0:14
30K
18.64 mi13:36:442:42:328:4328:54
9:18
+0:22
20M
20.00 mi13:49:242:55:128:4612:40
9:19
+0:01
21M
21.00 mi13:59:383:05:268:5010:14
10:14
+0:55
35K
21.75 mi14:06:243:12:128:506:46
9:03
-1:11
23M
23.00 mi14:18:463:24:348:5412:22
9:53
+0:50
24M
24.00 mi14:28:123:34:008:559:26
9:26
-0:27
40K
24.85 mi14:36:183:42:068:568:06
9:28
+0:02
25.2M
25.20 mi14:40:033:45:518:583:45
10:52
+1:24
Finish
26.22 mi14:49:333:55:218:599:30
9:19
-1:33

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

8:14 /mi

Average Pace

8:59 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:38

57% of race

Time at Steady Pace

1:15:22

32% of race

Time at Slower Pace

26:21

11% of race

Average Pace: 8:59 /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 mi11:19:4725:358:1425:35
8:14
#18337
10K
6.21 mi11:46:0251:508:2126:15
8:27
#18871
15K
9.32 mi12:12:491:18:378:2626:47
8:37
#19256
20K
12.43 mi12:40:151:46:038:3227:26
8:50
#19488
Half
13.11 mi12:46:111:51:598:335:56
8:42
#19540
25K
15.53 mi13:07:502:13:388:3621:39
8:56
#19528
30K
18.64 mi13:36:442:42:328:4328:54
9:18
#19425
20M
20.00 mi13:49:242:55:128:4612:40
9:19
#19348
21M
21.00 mi13:59:383:05:268:5010:14
10:14
#19334
35K
21.75 mi14:06:243:12:128:506:46
9:03
#19307
23M
23.00 mi14:18:463:24:348:5412:22
9:53
#19382
24M
24.00 mi14:28:123:34:008:559:26
9:26
#19383
40K
24.85 mi14:36:183:42:068:568:06
9:28
#19350
25.2M
25.20 mi14:40:033:45:518:583:45
10:52
#19353
Finish
26.22 mi14:49:333:55:218:599:30
9:19
#19418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi183376547654720048(Top 71%)7465(Top 61%)7465(Top 751%)
10K6.21 mi3.10 mi18871-5346832-2856832-28519516(Top 69%)7184(Top 59%)7184(Top 723%)
15K9.32 mi3.11 mi19256-3857039-2077039-20720048(Top 71%)7465(Top 61%)7465(Top 751%)
20K12.43 mi3.11 mi19488-2327181-1427181-14220110(Top 71%)7541(Top 62%)7541(Top 759%)
Half13.11 mi0.68 mi19540-527212-317212-3120379(Top 72%)7680(Top 63%)7680(Top 773%)
25K15.53 mi2.42 mi19528+127213-17213-119582(Top 69%)7303(Top 60%)7303(Top 735%)
30K18.64 mi3.11 mi19425+1037200+137200+1319128(Top 67%)7187(Top 59%)7187(Top 723%)
20M20.00 mi1.36 mi19348+777181+197181+1918404(Top 65%)6953(Top 57%)6953(Top 699%)
21M21.00 mi1.00 mi19334+147197-167197-1619155(Top 67%)7411(Top 61%)7411(Top 746%)
35K21.75 mi0.75 mi19307+277190+77190+718490(Top 65%)7190(Top 59%)7190(Top 723%)
23M23.00 mi1.25 mi19382-757276-867276-8620079(Top 71%)8091(Top 66%)8091(Top 814%)
24M24.00 mi1.00 mi19383-17301-257301-2519390(Top 68%)7764(Top 63%)7764(Top 781%)
40K24.85 mi0.85 mi19350+337293+87293+818628(Top 66%)7444(Top 61%)7444(Top 749%)
25.2M25.20 mi0.35 mi19353-37308-157308-1520276(Top 71%)8296(Top 68%)8296(Top 835%)
Finish26.22 mi1.02 mi19418-657360-527360-5220482(Top 72%)8380(Top 69%)8380(Top 843%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20048

Females

7465

F55-59

7465

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19516

Females

7184

F55-59

7184

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20048

Females

7465

F55-59

7465

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20110

Females

7541

F55-59

7541

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20379

Females

7680

F55-59

7680

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19582

Females

7303

F55-59

7303

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19128

Females

7187

F55-59

7187

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18404

Females

6953

F55-59

6953

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

19155

Females

7411

F55-59

7411

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18490

Females

7190

F55-59

7190

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20079

Females

8091

F55-59

8091

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19390

Females

7764

F55-59

7764

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18628

Females

7444

F55-59

7444

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20276

Females

8296

F55-59

8296

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20482

Females

8380

F55-59

8380

Passing Analysis

Category:
Athletes Passed
1362
Passed By
2443
Net Change
-1081
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18337
5K → 10K95629-534#18337#18871
10K → 15K95480-385#18871#19256
15K → 20K129361-232#19256#19488
20K → Half2072-52#19488#19540
Half → 25K172160+12#19540#19528
25K → 30K259156+103#19528#19425
30K → 20M13861+77#19425#19348
20M → 21M10692+14#19348#19334
21M → 35K5831+27#19334#19307
35K → 23M76151-75#19307#19382
23M → 24M6869-1#19382#19383
24M → 40K7239+33#19383#19350
40K → 25.2M3336-3#19350#19353
25.2M → Finish41106-65#19353#19418
TOTALS13622443-1081
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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