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BOSTON MARATHON 2023

Stanslous Chintankwa

Bib: 1152•M

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 9%
Division (M18-39)
#0 / 5285
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:28
Rank: #1311
Start → 5K
19:28 | 6:16/mi
10K· 6.21 mi
38:42
Rank: #1293 (+18)
5K → 10K
19:14 | 6:11/mi
15K· 9.32 mi
57:43
Rank: #1176 (+117)
10K → 15K
19:01 | 6:07/mi
20K· 12.43 mi
1:16:46
Rank: #1096 (+80)
15K → 20K
19:03 | 6:08/mi
Half· 13.11 mi
1:20:56
Rank: #1095 (+1)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:36:07
Rank: #1088 (+7)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:56:07
Rank: #1109 (-21)
25K → 30K
20:00 | 6:26/mi
20M
2:04:59
Rank: #1117 (-8)
30K → 20M
8:52 | 6:31/mi
21M
2:12:16
Rank: #1185 (-68)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:17:21
Rank: #1248 (-63)
21M → 35K
5:05 | 6:48/mi
23M
2:25:51
Rank: #1309 (-61)
35K → 23M
8:30 | 6:47/mi
24M
2:32:37
Rank: #1352 (-43)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:38:31
Rank: #1391 (-39)
24M → 40K
5:54 | 6:54/mi
25.2M
2:41:10
Rank: #1431 (-40)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:48:02
Rank: #1481 (-50)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:56
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:27:06
Pace6:39 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5919:286:1619:28
6:16
-
10K
6.21 mi10:39:1338:426:1419:14
6:11
-0:05
15K
9.32 mi10:58:1457:436:1219:01
6:07
-0:04
20K
12.43 mi11:17:171:16:466:1119:03
6:08
+0:01
Half
13.11 mi11:21:271:20:566:104:10
6:06
-0:02
25K
15.53 mi11:36:381:36:076:1115:11
6:16
+0:10
30K
18.64 mi11:56:381:56:076:1420:00
6:26
+0:10
20M
20.00 mi12:05:302:04:596:158:52
6:31
+0:05
21M
21.00 mi12:12:472:12:166:187:17
7:17
+0:46
35K
21.75 mi12:17:522:17:216:195:05
6:48
-0:29
23M
23.00 mi12:26:222:25:516:208:30
6:47
-0:01
24M
24.00 mi12:33:082:32:376:226:46
6:46
-0:01
40K
24.85 mi12:39:022:38:316:235:54
6:54
+0:08
25.2M
25.20 mi12:41:412:41:106:242:39
7:41
+0:47
Finish
26.22 mi12:48:332:48:026:256:52
6:44
-0:57

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

6:06 /mi

Average Pace

6:25 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:07

57% of race

Time at Steady Pace

35:44

21% of race

Time at Slower Pace

36:11

22% of race

Average Pace: 6:25 /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 mi10:19:5919:286:1619:28
6:16
#1311
10K
6.21 mi10:39:1338:426:1419:14
6:11
#1293
15K
9.32 mi10:58:1457:436:1219:01
6:07
#1176
20K
12.43 mi11:17:171:16:466:1119:03
6:08
#1096
Half
13.11 mi11:21:271:20:566:104:10
6:06
#1095
25K
15.53 mi11:36:381:36:076:1115:11
6:16
#1088
30K
18.64 mi11:56:381:56:076:1420:00
6:26
#1109
20M
20.00 mi12:05:302:04:596:158:52
6:31
#1117
21M
21.00 mi12:12:472:12:166:187:17
7:17
#1185
35K
21.75 mi12:17:522:17:216:195:05
6:48
#1248
23M
23.00 mi12:26:222:25:516:208:30
6:47
#1309
24M
24.00 mi12:33:082:32:376:226:46
6:46
#1352
40K
24.85 mi12:39:022:38:316:235:54
6:54
#1391
25.2M
25.20 mi12:41:412:41:106:242:39
7:41
#1431
Finish
26.22 mi12:48:332:48:026:256:52
6:44
#1481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1311124512451025(Top 4%)975(Top 6%)975(Top 18%)
10K6.21 mi3.10 mi1293+181228+171228+171316(Top 5%)1253(Top 8%)1253(Top 24%)
15K9.32 mi3.11 mi1176+1171116+1121116+1121025(Top 4%)975(Top 6%)975(Top 18%)
20K12.43 mi3.11 mi1096+801041+751041+75871(Top 3%)826(Top 5%)826(Top 16%)
Half13.11 mi0.68 mi1095+11040+11040+11059(Top 4%)1011(Top 7%)1011(Top 19%)
25K15.53 mi2.42 mi1088+71033+71033+71193(Top 4%)1139(Top 8%)1139(Top 22%)
30K18.64 mi3.11 mi1109-211057-241057-241337(Top 5%)1279(Top 8%)1279(Top 24%)
20M20.00 mi1.36 mi1117-81064-71064-71526(Top 6%)1454(Top 10%)1454(Top 28%)
21M21.00 mi1.00 mi1185-681131-671131-673482(Top 13%)3233(Top 21%)3233(Top 61%)
35K21.75 mi0.75 mi1248-631192-611192-614083(Top 15%)3733(Top 25%)3733(Top 71%)
23M23.00 mi1.25 mi1309-611250-581250-582556(Top 10%)2397(Top 16%)2397(Top 45%)
24M24.00 mi1.00 mi1352-431289-391289-393431(Top 13%)3156(Top 21%)3156(Top 60%)
40K24.85 mi0.85 mi1391-391326-371326-373287(Top 12%)3003(Top 20%)3003(Top 57%)
25.2M25.20 mi0.35 mi1431-401365-391365-394685(Top 18%)4038(Top 27%)4038(Top 76%)
Finish26.22 mi1.02 mi1481-501414-491414-493690(Top 14%)3282(Top 22%)3282(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1025

Males

975

M18-39

975

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1316

Males

1253

M18-39

1253

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1025

Males

975

M18-39

975

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

871

Males

826

M18-39

826

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1059

Males

1011

M18-39

1011

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1193

Males

1139

M18-39

1139

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1337

Males

1279

M18-39

1279

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1526

Males

1454

M18-39

1454

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3482

Males

3233

M18-39

3233

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4083

Males

3733

M18-39

3733

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2556

Males

2397

M18-39

2397

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3431

Males

3156

M18-39

3156

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3287

Males

3003

M18-39

3003

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4685

Males

4038

M18-39

4038

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3690

Males

3282

M18-39

3282

Passing Analysis

Category:
Athletes Passed
425
Passed By
595
Net Change
-170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1311
5K → 10K8567+18#1311#1293
10K → 15K1225+117#1293#1176
15K → 20K822+80#1176#1096
20K → Half87+1#1096#1095
Half → 25K2518+7#1095#1088
25K → 30K3253-21#1088#1109
30K → 20M1927-8#1109#1117
20M → 21M1179-68#1117#1185
21M → 35K568-63#1185#1248
35K → 23M970-61#1248#1309
23M → 24M1053-43#1309#1352
24M → 40K544-39#1352#1391
40K → 25.2M242-40#1391#1431
25.2M → Finish1060-50#1431#1481
TOTALS425595-170
📊

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