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BOSTON MARATHON 2025

Sai Kyaw Htay

Bib: 1128•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Masters (Masters Men)
#0 / 10463
Top 3%
Division (M40-44)
#0 / 2247
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:53
Rank: #1341
Start → 5K
6:05/mi
18:53 split
10K· 6.21 mi
38:04
Rank: #1547 (-206)
5K → 10K
6:10/mi
19:11 split
15K· 9.32 mi
56:55
Rank: #1430 (+117)
10K → 15K
6:04/mi
18:51 split
20K· 12.43 mi
1:15:54
Rank: #1364 (+66)
15K → 20K
6:07/mi
18:59 split
Half· 13.11 mi
1:20:05
Rank: #1373 (-9)
20K → Half
6:08/mi
4:11 split
25K· 15.53 mi
1:34:53
Rank: #1304 (+69)
Half → 25K
6:06/mi
14:48 split
30K· 18.64 mi
1:54:39
Rank: #1304
25K → 30K
6:22/mi
19:46 split
20M
2:03:34
Rank: #1311 (-7)
30K → 20M
6:34/mi
8:55 split
21M
2:10:47
Rank: #1362 (-51)
20M → 21M
7:13/mi
7:13 split
35K· 21.75 mi
2:15:45
Rank: #1392 (-30)
21M → 35K
6:38/mi
4:58 split
23M
2:24:12
Rank: #1427 (-35)
35K → 23M
6:45/mi
8:27 split
24M
2:30:59
Rank: #1471 (-44)
23M → 24M
6:47/mi
6:47 split
40K· 24.85 mi
2:36:58
Rank: #1518 (-47)
24M → 40K
7:00/mi
5:59 split
25.2M
2:39:43
Rank: #1563 (-45)
40K → 25.2M
7:58/mi
2:45 split
Finish· 26.22 mi
2:46:57
Rank: #1705 (-142)
25.2M → Finish
7:06/mi
7:14 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:05
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:26:52
Pace6:38 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0118:536:0518:53
6:05
-
10K
6.21 mi10:38:1238:046:0819:11
6:10
+0:05
15K
9.32 mi10:57:0356:556:0618:51
6:04
-0:06
20K
12.43 mi11:16:021:15:546:0618:59
6:07
+0:03
Half
13.11 mi11:20:131:20:056:074:11
6:08
+0:01
25K
15.53 mi11:35:011:34:536:0614:48
6:06
-0:02
30K
18.64 mi11:54:471:54:396:0919:46
6:22
+0:16
20M
20.00 mi12:03:422:03:346:118:55
6:34
+0:12
21M
21.00 mi12:10:552:10:476:147:13
7:13
+0:39
35K
21.75 mi12:15:532:15:456:154:58
6:38
-0:35
23M
23.00 mi12:24:202:24:126:168:27
6:45
+0:07
24M
24.00 mi12:31:072:30:596:176:47
6:47
+0:02
40K
24.85 mi12:37:062:36:586:195:59
7:00
+0:13
25.2M
25.20 mi12:39:512:39:436:202:45
7:58
+0:58
Finish
26.22 mi12:47:052:46:576:227:14
7:06
-0:52

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

6:04 /mi

Average Pace

6:22 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:53

57% of race

Time at Steady Pace

48:53

29% of race

Time at Slower Pace

23:11

14% of race

Average Pace: 6:22 /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 mi10:19:0118:536:0518:53
6:05
#1341
10K
6.21 mi10:38:1238:046:0819:11
6:10
#1547
15K
9.32 mi10:57:0356:556:0618:51
6:04
#1430
20K
12.43 mi11:16:021:15:546:0618:59
6:07
#1364
Half
13.11 mi11:20:131:20:056:074:11
6:08
#1373
25K
15.53 mi11:35:011:34:536:0614:48
6:06
#1304
30K
18.64 mi11:54:471:54:396:0919:46
6:22
#1304
20M
20.00 mi12:03:422:03:346:118:55
6:34
#1311
21M
21.00 mi12:10:552:10:476:147:13
7:13
#1362
35K
21.75 mi12:15:532:15:456:154:58
6:38
#1392
23M
23.00 mi12:24:202:24:126:168:27
6:45
#1427
24M
24.00 mi12:31:072:30:596:176:47
6:47
#1471
40K
24.85 mi12:37:062:36:586:195:59
7:00
#1518
25.2M
25.20 mi12:39:512:39:436:202:45
7:58
#1563
Finish
26.22 mi12:47:052:46:576:227:14
7:06
#1705
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1341127612761256(Top 4%)1192(Top 7%)1192(Top 53%)
10K6.21 mi3.10 mi1547-2061471-1951471-1951790(Top 6%)1699(Top 11%)1699(Top 76%)
15K9.32 mi3.11 mi1430+1171357+1141357+1141256(Top 4%)1192(Top 7%)1192(Top 53%)
20K12.43 mi3.11 mi1364+661294+631294+631212(Top 4%)1147(Top 7%)1147(Top 51%)
Half13.11 mi0.68 mi1373-91303-91303-91688(Top 6%)1607(Top 10%)1607(Top 72%)
25K15.53 mi2.42 mi1304+691234+691234+691116(Top 4%)1052(Top 7%)1052(Top 47%)
30K18.64 mi3.11 mi13041231+31231+31416(Top 5%)1339(Top 8%)1339(Top 60%)
20M20.00 mi1.36 mi1311-71236-51236-51871(Top 7%)1771(Top 11%)1771(Top 79%)
21M21.00 mi1.00 mi1362-511285-491285-493215(Top 11%)2963(Top 18%)2963(Top 132%)
35K21.75 mi0.75 mi1392-301314-291314-293166(Top 11%)2908(Top 18%)2908(Top 129%)
23M23.00 mi1.25 mi1427-351347-331347-332471(Top 9%)2290(Top 14%)2290(Top 102%)
24M24.00 mi1.00 mi1471-441391-441391-443405(Top 12%)3060(Top 19%)3060(Top 136%)
40K24.85 mi0.85 mi1518-471435-441435-443880(Top 14%)3399(Top 21%)3399(Top 151%)
25.2M25.20 mi0.35 mi1563-451478-431478-435770(Top 20%)4595(Top 29%)4595(Top 204%)
Finish26.22 mi1.02 mi1705-1421614-1361614-1366348(Top 22%)4948(Top 31%)4948(Top 220%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1256

Males

1192

M40-44

1192

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1790

Males

1699

M40-44

1699

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1256

Males

1192

M40-44

1192

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1212

Males

1147

M40-44

1147

20K→Half

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1688

Males

1607

M40-44

1607

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1116

Males

1052

M40-44

1052

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1416

Males

1339

M40-44

1339

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1871

Males

1771

M40-44

1771

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

3215

Males

2963

M40-44

2963

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

3166

Males

2908

M40-44

2908

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2471

Males

2290

M40-44

2290

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3405

Males

3060

M40-44

3060

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3880

Males

3399

M40-44

3399

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5770

Males

4595

M40-44

4595

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6348

Males

4948

M40-44

4948

Passing Analysis

Category:
Athletes Passed
474
Passed By
838
Net Change
-364
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1341
5K → 10K13219-206#1341#1547
10K → 15K1258+117#1547#1430
15K → 20K9125+66#1430#1364
20K → Half514-9#1364#1373
Half → 25K745+69#1373#1304
25K → 30K51510#1304#1304
30K → 20M2734-7#1304#1311
20M → 21M1768-51#1311#1362
21M → 35K1141-30#1362#1392
35K → 23M2459-35#1392#1427
23M → 24M2064-44#1427#1471
24M → 40K1259-47#1471#1518
40K → 25.2M146-45#1518#1563
25.2M → Finish3145-142#1563#1705
TOTALS474838-364
📊

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