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BOSTON MARATHON 2023

Thanapol Sirithanachai

Bib: 27874•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:37
Rank: #23061
Start → 5K
30:37 | 9:51/mi
10K· 6.21 mi
59:55
Rank: #22730 (+331)
5K → 10K
29:18 | 9:26/mi
15K· 9.32 mi
1:29:04
Rank: #22473 (+257)
10K → 15K
29:09 | 9:23/mi
20K· 12.43 mi
1:58:25
Rank: #22205 (+268)
15K → 20K
29:21 | 9:27/mi
Half· 13.11 mi
2:04:47
Rank: #22168 (+37)
20K → Half
6:22 | 9:20/mi
25K· 15.53 mi
2:28:03
Rank: #21977 (+191)
Half → 25K
23:16 | 9:36/mi
30K· 18.64 mi
2:58:46
Rank: #21715 (+262)
25K → 30K
30:43 | 9:53/mi
20M
3:12:38
Rank: #21675 (+40)
30K → 20M
13:52 | 10:12/mi
21M
3:23:46
Rank: #21654 (+21)
20M → 21M
11:08 | 11:08/mi
35K· 21.75 mi
3:31:14
Rank: #21645 (+9)
21M → 35K
7:28 | 9:59/mi
23M
3:44:14
Rank: #21601 (+44)
35K → 23M
13:00 | 10:23/mi
24M
3:54:35
Rank: #21603 (-2)
23M → 24M
10:21 | 10:21/mi
40K· 24.85 mi
4:03:31
Rank: #21597 (+6)
24M → 40K
8:56 | 10:27/mi
25.2M
4:07:34
Rank: #21612 (-15)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:18:19
Rank: #21669 (-57)
25.2M → Finish
10:45 | 10:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:47
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:13:32
Pace10:11 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2130:379:5130:37
9:51
-
10K
6.21 mi12:17:3959:559:3929:18
9:26
-0:25
15K
9.32 mi12:46:481:29:049:3329:09
9:23
-0:03
20K
12.43 mi13:16:091:58:259:3229:21
9:27
+0:04
Half
13.11 mi13:22:312:04:479:316:22
9:20
-0:07
25K
15.53 mi13:45:472:28:039:3223:16
9:36
+0:16
30K
18.64 mi14:16:302:58:469:3530:43
9:53
+0:17
20M
20.00 mi14:30:223:12:389:3813:52
10:12
+0:19
21M
21.00 mi14:41:303:23:469:4211:08
11:08
+0:56
35K
21.75 mi14:48:583:31:149:437:28
9:59
-1:09
23M
23.00 mi15:01:583:44:149:4513:00
10:23
+0:24
24M
24.00 mi15:12:193:54:359:4610:21
10:21
-0:02
40K
24.85 mi15:21:154:03:319:488:56
10:27
+0:06
25.2M
25.20 mi15:25:184:07:349:494:03
11:45
+1:18
Finish
26.22 mi15:36:034:18:199:5210:45
10:33
-1:12

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

9:20 /mi

Average Pace

9:52 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:26

45% of race

Time at Steady Pace

1:22:40

32% of race

Time at Slower Pace

58:13

23% of race

Average Pace: 9:51 /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 mi11:48:2130:379:5130:37
9:51
#23061
10K
6.21 mi12:17:3959:559:3929:18
9:26
#22730
15K
9.32 mi12:46:481:29:049:3329:09
9:23
#22473
20K
12.43 mi13:16:091:58:259:3229:21
9:27
#22205
Half
13.11 mi13:22:312:04:479:316:22
9:20
#22168
25K
15.53 mi13:45:472:28:039:3223:16
9:36
#21977
30K
18.64 mi14:16:302:58:469:3530:43
9:53
#21715
20M
20.00 mi14:30:223:12:389:3813:52
10:12
#21675
21M
21.00 mi14:41:303:23:469:4211:08
11:08
#21654
35K
21.75 mi14:48:583:31:149:437:28
9:59
#21645
23M
23.00 mi15:01:583:44:149:4513:00
10:23
#21601
24M
24.00 mi15:12:193:54:359:4610:21
10:21
#21603
40K
24.85 mi15:21:154:03:319:488:56
10:27
#21597
25.2M
25.20 mi15:25:184:07:349:494:03
11:45
#21612
Finish
26.22 mi15:36:034:18:199:5210:45
10:33
#21669
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23061136131361321906(Top 82%)13148(Top 87%)13148(Top 925%)
10K6.21 mi3.10 mi22730+33113494+11913494+11922299(Top 84%)13297(Top 88%)13297(Top 935%)
15K9.32 mi3.11 mi22473+25713373+12113373+12121906(Top 82%)13148(Top 87%)13148(Top 925%)
20K12.43 mi3.11 mi22205+26813244+12913244+12921372(Top 80%)12904(Top 85%)12904(Top 907%)
Half13.11 mi0.68 mi22168+3713225+1913225+1921609(Top 81%)13014(Top 86%)13014(Top 915%)
25K15.53 mi2.42 mi21977+19113142+8313142+8321125(Top 79%)12768(Top 84%)12768(Top 898%)
30K18.64 mi3.11 mi21715+26213018+12413018+12420713(Top 78%)12517(Top 82%)12517(Top 880%)
20M20.00 mi1.36 mi21675+4012990+2812990+2821015(Top 79%)12575(Top 83%)12575(Top 884%)
21M21.00 mi1.00 mi21654+2112972+1812972+1821095(Top 79%)12563(Top 83%)12563(Top 883%)
35K21.75 mi0.75 mi21645+912954+1812954+1821198(Top 80%)12580(Top 83%)12580(Top 885%)
23M23.00 mi1.25 mi21601+4412921+3312921+3321027(Top 79%)12468(Top 82%)12468(Top 877%)
24M24.00 mi1.00 mi21603-212909+1212909+1221662(Top 81%)12718(Top 84%)12718(Top 894%)
40K24.85 mi0.85 mi21597+612901+812901+821085(Top 79%)12401(Top 82%)12401(Top 872%)
25.2M25.20 mi0.35 mi21612-1512899+212899+222023(Top 83%)12856(Top 85%)12856(Top 904%)
Finish26.22 mi1.02 mi21669-5712919-2012919-2023094(Top 87%)13380(Top 88%)13380(Top 941%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21906

Males

13148

M55-59

13148

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22299

Males

13297

M55-59

13297

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21906

Males

13148

M55-59

13148

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21372

Males

12904

M55-59

12904

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

21609

Males

13014

M55-59

13014

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21125

Males

12768

M55-59

12768

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

20713

Males

12517

M55-59

12517

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21015

Males

12575

M55-59

12575

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

21095

Males

12563

M55-59

12563

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21198

Males

12580

M55-59

12580

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21027

Males

12468

M55-59

12468

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21662

Males

12718

M55-59

12718

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21085

Males

12401

M55-59

12401

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22023

Males

12856

M55-59

12856

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23094

Males

13380

M55-59

13380

Passing Analysis

Category:
Athletes Passed
1979
Passed By
587
Net Change
+1392
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23061
5K → 10K434103+331#23061#22730
10K → 15K30548+257#22730#22473
15K → 20K29830+268#22473#22205
20K → Half4811+37#22205#22168
Half → 25K20514+191#22168#21977
25K → 30K29432+262#21977#21715
30K → 20M7333+40#21715#21675
20M → 21M6948+21#21675#21654
21M → 35K4334+9#21654#21645
35K → 23M8440+44#21645#21601
23M → 24M4345-2#21601#21603
24M → 40K4236+6#21603#21597
40K → 25.2M2338-15#21597#21612
25.2M → Finish1875-57#21612#21669
TOTALS1979587+1392
📊

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