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BOSTON MARATHON 2023

Sindhu Kosuru

Bib: 26256•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
11:03/mi
34:20
↑ 97↓ 3451.5%
10K· 6.21 mi
10:18/mi
1:06:21
↑ 79↓ 1380.4%
15K· 9.32 mi
10:31/mi
1:39:00
↑ 67↓ 78
20K· 12.43 mi
10:30/mi
2:11:38
↑ 106↓ 860.1%
Half· 13.11 mi
10:21/mi
2:18:42
↑ 19↓ 370.5%
25K· 15.53 mi
11:09/mi
2:45:43
↑ 66↓ 880.2%
30K· 18.64 mi
11:43/mi
3:22:06
↑ 181↓ 1480.2%
20M
13:59/mi
3:41:06
↑ 64↓ 500.2%
21M
13:58/mi
3:55:04
↑ 106↓ 241.6%
35K· 21.75 mi
10:52/mi
4:03:12
↑ 17↓ 861.7%
23M
12:58/mi
4:19:26
↑ 23↓ 630.6%
24M
11:56/mi
4:31:22
↓ 821.3%
40K· 24.85 mi
12:50/mi
4:42:20
↓ 200.3%
25.2M
13:12/mi
4:46:53
↑ 13↓ 160.2%
Finish· 26.22 mi
9:58/mi
4:57:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:42
Pace10:35 /mi
2nd Half
Distance13.11 mi
Time2:38:20
Pace12:05 /mi
📊Positive Split: 14.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0734:2011:0334:20
11:03
-
10K
6.21 mi12:23:081:06:2110:4132:01
10:18
-0:45
15K
9.32 mi12:55:471:39:0010:3732:39
10:31
+0:13
20K
12.43 mi13:28:252:11:3810:3632:38
10:30
-0:01
Half
13.11 mi13:35:292:18:4210:357:04
10:21
-0:09
25K
15.53 mi14:02:302:45:4310:4027:01
11:09
+0:48
30K
18.64 mi14:38:533:22:0610:5036:23
11:43
+0:34
20M
20.00 mi14:57:533:41:0611:0319:00
13:59
+2:16
21M
21.00 mi15:11:513:55:0411:1213:58
13:58
-0:01
35K
21.75 mi15:19:594:03:1211:118:08
10:52
-3:06
23M
23.00 mi15:36:134:19:2611:1716:14
12:58
+2:06
24M
24.00 mi15:48:094:31:2211:1811:56
11:56
-1:02
40K
24.85 mi15:59:074:42:2011:2210:58
12:50
+0:54
25.2M
25.20 mi16:03:404:46:5311:234:33
13:12
+0:22
Finish
26.22 mi16:13:494:57:0211:2010:09
9:58
-3:14

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

9:58 /mi

Average Pace

11:20 /mi

Slowest Pace

13:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:14

17% of race

Time at Steady Pace

2:51:09

58% of race

Time at Slower Pace

1:16:39

26% of race

Average Pace: 11:20 /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 mi11:51:0734:2011:0334:20
11:03
#25758
10K
6.21 mi12:23:081:06:2110:4132:01
10:18
#25057
15K
9.32 mi12:55:471:39:0010:3732:39
10:31
#24844
20K
12.43 mi13:28:252:11:3810:3632:38
10:30
#24576
Half
13.11 mi13:35:292:18:4210:357:04
10:21
#24546
25K
15.53 mi14:02:302:45:4310:4027:01
11:09
#24490
30K
18.64 mi14:38:533:22:0610:5036:23
11:43
#24431
20M
20.00 mi14:57:533:41:0611:0319:00
13:59
#24612
21M
21.00 mi15:11:513:55:0411:1213:58
13:58
#24693
35K
21.75 mi15:19:594:03:1211:118:08
10:52
#24631
23M
23.00 mi15:36:134:19:2611:1716:14
12:58
#24670
24M
24.00 mi15:48:094:31:2211:1811:56
11:56
#24684
40K
24.85 mi15:59:074:42:2011:2210:58
12:50
#24704
25.2M
25.20 mi16:03:404:46:5311:234:33
13:12
#24707
Finish
26.22 mi16:13:494:57:0211:2010:09
9:58
#24631
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25758108941089424480(Top 92%)10173(Top 89%)10173(Top 208%)
10K6.21 mi3.10 mi25057+70110465+42910465+42924310(Top 91%)10066(Top 88%)10066(Top 206%)
15K9.32 mi3.11 mi24844+21310359+10610359+10624480(Top 92%)10173(Top 89%)10173(Top 208%)
20K12.43 mi3.11 mi24576+26810219+14010219+14023841(Top 90%)9816(Top 86%)9816(Top 201%)
Half13.11 mi0.68 mi24546+3010203+1610203+1623965(Top 90%)9901(Top 87%)9901(Top 203%)
25K15.53 mi2.42 mi24490+5610177+2610177+2624197(Top 91%)10057(Top 88%)10057(Top 206%)
30K18.64 mi3.11 mi24431+5910166+1110166+1124149(Top 91%)10095(Top 88%)10095(Top 207%)
20M20.00 mi1.36 mi24612-18110276-11010276-11025810(Top 97%)11020(Top 96%)11020(Top 226%)
21M21.00 mi1.00 mi24693-8110327-5110327-5125019(Top 94%)10617(Top 93%)10617(Top 217%)
35K21.75 mi0.75 mi24631+6210300+2710300+2723096(Top 87%)9650(Top 84%)9650(Top 198%)
23M23.00 mi1.25 mi24670-3910328-2810328-2825049(Top 94%)10658(Top 93%)10658(Top 218%)
24M24.00 mi1.00 mi24684-1410352-2410352-2424436(Top 92%)10397(Top 91%)10397(Top 213%)
40K24.85 mi0.85 mi24704-2010367-1510367-1524798(Top 93%)10568(Top 93%)10568(Top 216%)
25.2M25.20 mi0.35 mi24707-310373-610373-624207(Top 91%)10291(Top 90%)10291(Top 211%)
Finish26.22 mi1.02 mi24631+7610331+4210331+4221674(Top 81%)8952(Top 78%)8952(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

24480

Females

10173

F18-39

10173

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24310

Females

10066

F18-39

10066

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

24480

Females

10173

F18-39

10173

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23841

Females

9816

F18-39

9816

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23965

Females

9901

F18-39

9901

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

24197

Females

10057

F18-39

10057

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24149

Females

10095

F18-39

10095

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25810

Females

11020

F18-39

11020

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

25019

Females

10617

F18-39

10617

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23096

Females

9650

F18-39

9650

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

25049

Females

10658

F18-39

10658

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24436

Females

10397

F18-39

10397

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24798

Females

10568

F18-39

10568

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24207

Females

10291

F18-39

10291

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21674

Females

8952

F18-39

8952

Passing Analysis

Category:
Athletes Passed
1779
Passed By
652
Net Change
+1127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25758
5K → 10K7076+701#25758#25057
10K → 15K24734+213#25057#24844
15K → 20K27911+268#24844#24576
20K → Half4717+30#24576#24546
Half → 25K10751+56#24546#24490
25K → 30K13879+59#24490#24431
30K → 20M8189-181#24431#24612
20M → 21M1596-81#24612#24693
21M → 35K631+62#24693#24631
35K → 23M2867-39#24631#24670
23M → 24M2539-14#24670#24684
24M → 40K2040-20#24684#24704
40K → 25.2M1417-3#24704#24707
25.2M → Finish815+76#24707#24631
TOTALS1779652+1127
📊

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