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BOSTON MARATHON 2023

Rathee Mangcararangsi

Bib: 25195•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
8:13/mi
25:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:21/mi
51:29
↑ 79↓ 1380.4%
15K· 9.32 mi
8:17/mi
1:17:12
↑ 67↓ 78
20K· 12.43 mi
8:42/mi
1:44:13
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:49:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:37/mi
2:13:19
↑ 66↓ 880.2%
30K· 18.64 mi
9:34/mi
2:43:03
↑ 181↓ 1480.2%
20M
9:19/mi
2:55:43
↑ 64↓ 500.2%
21M
10:20/mi
3:06:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
3:12:17
↑ 17↓ 861.7%
23M
8:34/mi
3:23:00
↑ 23↓ 630.6%
24M
8:39/mi
3:31:39
↓ 821.3%
40K· 24.85 mi
9:12/mi
3:39:31
↓ 200.3%
25.2M
9:54/mi
3:42:56
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
3:52:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:59
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:02:07
Pace9:19 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:0825:318:1325:31
8:13
-
10K
6.21 mi12:07:0651:298:1725:58
8:21
+0:08
15K
9.32 mi12:32:491:17:128:1725:43
8:17
-0:04
20K
12.43 mi12:59:501:44:138:2327:01
8:42
+0:25
Half
13.11 mi13:05:361:49:598:235:46
8:27
-0:15
25K
15.53 mi13:28:562:13:198:3523:20
9:37
+1:10
30K
18.64 mi13:58:402:43:038:4529:44
9:34
-0:03
20M
20.00 mi14:11:202:55:438:4712:40
9:19
-0:15
21M
21.00 mi14:21:403:06:038:5210:20
10:20
+1:01
35K
21.75 mi14:27:543:12:178:506:14
8:20
-2:00
23M
23.00 mi14:38:373:23:008:5010:43
8:34
+0:14
24M
24.00 mi14:47:163:31:398:498:39
8:39
+0:05
40K
24.85 mi14:55:083:39:318:507:52
9:12
+0:33
25.2M
25.20 mi14:58:333:42:568:513:25
9:54
+0:42
Finish
26.22 mi15:07:433:52:068:529:10
9:00
-0:54

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

8:13 /mi

Average Pace

8:52 /mi

Slowest Pace

10:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:26

36% of race

Time at Steady Pace

1:01:19

26% of race

Time at Slower Pace

1:27:21

38% of race

Average Pace: 8:51 /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 mi11:41:0825:318:1325:31
8:13
#15550
10K
6.21 mi12:07:0651:298:1725:58
8:21
#16397
15K
9.32 mi12:32:491:17:128:1725:43
8:17
#16387
20K
12.43 mi12:59:501:44:138:2327:01
8:42
#16831
Half
13.11 mi13:05:361:49:598:235:46
8:27
#16869
25K
15.53 mi13:28:562:13:198:3523:20
9:37
#17837
30K
18.64 mi13:58:402:43:038:4529:44
9:34
#18261
20M
20.00 mi14:11:202:55:438:4712:40
9:19
#18250
21M
21.00 mi14:21:403:06:038:5210:20
10:20
#18330
35K
21.75 mi14:27:543:12:178:506:14
8:20
#18177
23M
23.00 mi14:38:373:23:008:5010:43
8:34
#17921
24M
24.00 mi14:47:163:31:398:498:39
8:39
#17830
40K
24.85 mi14:55:083:39:318:507:52
9:12
#17797
25.2M
25.20 mi14:58:333:42:568:513:25
9:54
#17789
Finish
26.22 mi15:07:433:52:068:529:10
9:00
#17790
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15550105331053316384(Top 62%)10843(Top 71%)10843(Top 205%)
10K6.21 mi3.10 mi16397-84710855-32210855-32217283(Top 65%)11213(Top 74%)11213(Top 212%)
15K9.32 mi3.11 mi16387+1010848+710848+716384(Top 62%)10843(Top 71%)10843(Top 205%)
20K12.43 mi3.11 mi16831-44410989-14110989-14118087(Top 68%)11507(Top 76%)11507(Top 218%)
Half13.11 mi0.68 mi16869-3811005-1611005-1617430(Top 65%)11264(Top 74%)11264(Top 213%)
25K15.53 mi2.42 mi17837-96811380-37511380-37521193(Top 80%)12792(Top 84%)12792(Top 242%)
30K18.64 mi3.11 mi18261-42411521-14111521-14119679(Top 74%)12079(Top 80%)12079(Top 229%)
20M20.00 mi1.36 mi18250+1111500+2111500+2118099(Top 68%)11282(Top 74%)11282(Top 213%)
21M21.00 mi1.00 mi18330-8011522-2211522-2219099(Top 72%)11682(Top 77%)11682(Top 221%)
35K21.75 mi0.75 mi18177+15311448+7411448+7414281(Top 54%)9559(Top 63%)9559(Top 181%)
23M23.00 mi1.25 mi17921+25611329+11911329+11913577(Top 51%)9185(Top 61%)9185(Top 174%)
24M24.00 mi1.00 mi17830+9111287+4211287+4215360(Top 58%)9897(Top 65%)9897(Top 187%)
40K24.85 mi0.85 mi17797+3311263+2411263+2417092(Top 64%)10620(Top 70%)10620(Top 201%)
25.2M25.20 mi0.35 mi17789+811257+611257+616976(Top 64%)10553(Top 70%)10553(Top 200%)
Finish26.22 mi1.02 mi17790-111245+1211245+1217943(Top 67%)11039(Top 73%)11039(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

16384

Males

10843

M18-39

10843

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17283

Males

11213

M18-39

11213

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

16384

Males

10843

M18-39

10843

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18087

Males

11507

M18-39

11507

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17430

Males

11264

M18-39

11264

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21193

Males

12792

M18-39

12792

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19679

Males

12079

M18-39

12079

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18099

Males

11282

M18-39

11282

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

19099

Males

11682

M18-39

11682

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14281

Males

9559

M18-39

9559

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

13577

Males

9185

M18-39

9185

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

15360

Males

9897

M18-39

9897

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17092

Males

10620

M18-39

10620

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16976

Males

10553

M18-39

10553

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17943

Males

11039

M18-39

11039

Passing Analysis

Category:
Athletes Passed
1271
Passed By
3511
Net Change
-2240
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15550
5K → 10K75922-847#15550#16397
10K → 15K199189+10#16397#16387
15K → 20K74518-444#16387#16831
20K → Half1250-38#16831#16869
Half → 25K17985-968#16869#17837
25K → 30K75499-424#17837#18261
30K → 20M8877+11#18261#18250
20M → 21M68148-80#18250#18330
21M → 35K1552+153#18330#18177
35K → 23M2571+256#18177#17921
23M → 24M10918+91#17921#17830
24M → 40K6532+33#17830#17797
40K → 25.2M2820+8#17797#17789
25.2M → Finish4950-1#17789#17790
TOTALS12713511-2240
📊

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