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BOSTON MARATHON 2023

Patchara Samalapa

Bib: 27840•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
8:01/mi
24:55
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
50:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:16/mi
1:16:23
↑ 67↓ 78
20K· 12.43 mi
8:28/mi
1:42:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:23/mi
1:48:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:37/mi
2:09:18
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:37:03
↑ 181↓ 1480.2%
20M
8:51/mi
2:49:04
↑ 64↓ 500.2%
21M
9:26/mi
2:58:30
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:04:37
↑ 17↓ 861.7%
23M
8:28/mi
3:15:13
↑ 23↓ 630.6%
24M
8:25/mi
3:23:38
↓ 821.3%
40K· 24.85 mi
8:36/mi
3:30:59
↓ 200.3%
25.2M
9:14/mi
3:34:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:30/mi
3:42:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:24
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time1:54:26
Pace8:44 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:5024:558:0124:55
8:01
-
10K
6.21 mi12:07:3650:418:0925:46
8:18
+0:17
15K
9.32 mi12:33:181:16:238:1225:42
8:16
-0:02
20K
12.43 mi12:59:361:42:418:1626:18
8:28
+0:12
Half
13.11 mi13:05:191:48:248:165:43
8:23
-0:05
25K
15.53 mi13:26:132:09:188:1920:54
8:37
+0:14
30K
18.64 mi13:53:582:37:038:2527:45
8:56
+0:19
20M
20.00 mi14:05:592:49:048:2712:01
8:51
-0:05
21M
21.00 mi14:15:252:58:308:309:26
9:26
+0:35
35K
21.75 mi14:21:323:04:378:296:07
8:11
-1:15
23M
23.00 mi14:32:083:15:138:2910:36
8:28
+0:17
24M
24.00 mi14:40:333:23:388:298:25
8:25
-0:03
40K
24.85 mi14:47:543:30:598:297:21
8:36
+0:11
25.2M
25.20 mi14:51:053:34:108:303:11
9:14
+0:38
Finish
26.22 mi14:59:453:42:508:308:40
8:30
-0:44

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

8:01 /mi

Average Pace

8:30 /mi

Slowest Pace

9:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:27

76% of race

Time at Steady Pace

52:23

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /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 mi11:41:5024:558:0124:55
8:01
#14154
10K
6.21 mi12:07:3650:418:0925:46
8:18
#15501
15K
9.32 mi12:33:181:16:238:1225:42
8:16
#15783
20K
12.43 mi12:59:361:42:418:1626:18
8:28
#15994
Half
13.11 mi13:05:191:48:248:165:43
8:23
#16048
25K
15.53 mi13:26:132:09:188:1920:54
8:37
#16199
30K
18.64 mi13:53:582:37:038:2527:45
8:56
#16321
20M
20.00 mi14:05:592:49:048:2712:01
8:51
#16238
21M
21.00 mi14:15:252:58:308:309:26
9:26
#16193
35K
21.75 mi14:21:323:04:378:296:07
8:11
#16062
23M
23.00 mi14:32:083:15:138:2910:36
8:28
#15868
24M
24.00 mi14:40:333:23:388:298:25
8:25
#15777
40K
24.85 mi14:47:543:30:598:297:21
8:36
#15693
25.2M
25.20 mi14:51:053:34:108:303:11
9:14
#15668
Finish
26.22 mi14:59:453:42:508:308:40
8:30
#15652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi14154100161001616350(Top 61%)10825(Top 71%)10825(Top 528%)
10K6.21 mi3.10 mi15501-134710511-49510511-49516877(Top 63%)11061(Top 73%)11061(Top 539%)
15K9.32 mi3.11 mi15783-28210621-11010621-11016350(Top 61%)10825(Top 71%)10825(Top 528%)
20K12.43 mi3.11 mi15994-21110670-4910670-4916613(Top 62%)10879(Top 72%)10879(Top 530%)
Half13.11 mi0.68 mi16048-5410689-1910689-1916954(Top 64%)11052(Top 73%)11052(Top 539%)
25K15.53 mi2.42 mi16199-15110726-3710726-3716900(Top 63%)10924(Top 72%)10924(Top 532%)
30K18.64 mi3.11 mi16321-12210720+610720+616818(Top 63%)10836(Top 71%)10836(Top 528%)
20M20.00 mi1.36 mi16238+8310677+4310677+4315664(Top 59%)10276(Top 68%)10276(Top 501%)
21M21.00 mi1.00 mi16193+4510637+4010637+4015626(Top 59%)10187(Top 67%)10187(Top 496%)
35K21.75 mi0.75 mi16062+13110568+6910568+6913269(Top 50%)9110(Top 60%)9110(Top 444%)
23M23.00 mi1.25 mi15868+19410469+9910469+9912988(Top 49%)8915(Top 59%)8915(Top 434%)
24M24.00 mi1.00 mi15777+9110409+6010409+6013955(Top 52%)9291(Top 61%)9291(Top 453%)
40K24.85 mi0.85 mi15693+8410372+3710372+3713915(Top 52%)9205(Top 61%)9205(Top 449%)
25.2M25.20 mi0.35 mi15668+2510362+1010362+1013766(Top 52%)9134(Top 60%)9134(Top 445%)
Finish26.22 mi1.02 mi15652+1610347+1510347+1515437(Top 58%)9922(Top 65%)9922(Top 484%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16350

Males

10825

M50-54

10825

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16877

Males

11061

M50-54

11061

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16350

Males

10825

M50-54

10825

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16613

Males

10879

M50-54

10879

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16954

Males

11052

M50-54

11052

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16900

Males

10924

M50-54

10924

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16818

Males

10836

M50-54

10836

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15664

Males

10276

M50-54

10276

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15626

Males

10187

M50-54

10187

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13269

Males

9110

M50-54

9110

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

12988

Males

8915

M50-54

8915

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13955

Males

9291

M50-54

9291

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13915

Males

9205

M50-54

9205

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13766

Males

9134

M50-54

9134

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

15437

Males

9922

M50-54

9922

Passing Analysis

Category:
Athletes Passed
1388
Passed By
2886
Net Change
-1498
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14154
5K → 10K291376-1347#14154#15501
10K → 15K94376-282#15501#15783
15K → 20K106317-211#15783#15994
20K → Half1771-54#15994#16048
Half → 25K103254-151#16048#16199
25K → 30K138260-122#16199#16321
30K → 20M12037+83#16321#16238
20M → 21M10964+45#16238#16193
21M → 35K1343+131#16193#16062
35K → 23M20612+194#16062#15868
23M → 24M12332+91#15868#15777
24M → 40K10420+84#15777#15693
40K → 25.2M3914+25#15693#15668
25.2M → Finish6650+16#15668#15652
TOTALS13882886-1498
📊

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