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BOSTON MARATHON 2025

Savath Lieng

Bib: 32168•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:57
Rank: #22385
Start → 5K
27:57 | 9:00/mi
10K· 6.21 mi
55:33
Rank: #22153 (+232)
5K → 10K
27:36 | 8:53/mi
15K· 9.32 mi
1:23:00
Rank: #21835 (+318)
10K → 15K
27:27 | 8:50/mi
20K· 12.43 mi
1:50:28
Rank: #21382 (+453)
15K → 20K
27:28 | 8:50/mi
Half· 13.11 mi
1:56:29
Rank: #21357 (+25)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:18:11
Rank: #21073 (+284)
Half → 25K
21:42 | 8:57/mi
30K· 18.64 mi
2:46:51
Rank: #20627 (+446)
25K → 30K
28:40 | 9:14/mi
20M
2:59:22
Rank: #20405 (+222)
30K → 20M
12:31 | 9:13/mi
21M
3:09:03
Rank: #20215 (+190)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
3:15:43
Rank: #20117 (+98)
21M → 35K
6:40 | 8:55/mi
23M
3:27:10
Rank: #19954 (+163)
35K → 23M
11:27 | 9:09/mi
24M
3:35:50
Rank: #19762 (+192)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:43:26
Rank: #19629 (+133)
24M → 40K
7:36 | 8:53/mi
25.2M
3:46:47
Rank: #19558 (+71)
40K → 25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:55:32
Rank: #19453 (+105)
25.2M → Finish
8:45 | 8:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:29
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time1:59:03
Pace9:05 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3327:579:0027:57
9:00
-
10K
6.21 mi12:20:0955:338:5627:36
8:53
-0:07
15K
9.32 mi12:47:361:23:008:5427:27
8:50
-0:03
20K
12.43 mi13:15:041:50:288:5327:28
8:50
0:00
Half
13.11 mi13:21:051:56:298:536:01
8:49
-0:01
25K
15.53 mi13:42:472:18:118:5421:42
8:57
+0:08
30K
18.64 mi14:11:272:46:518:5728:40
9:14
+0:17
20M
20.00 mi14:23:582:59:228:5812:31
9:13
-0:01
21M
21.00 mi14:33:393:09:039:009:41
9:41
+0:28
35K
21.75 mi14:40:193:15:439:006:40
8:55
-0:46
23M
23.00 mi14:51:463:27:109:0011:27
9:09
+0:14
24M
24.00 mi15:00:263:35:509:008:40
8:40
-0:29
40K
24.85 mi15:08:023:43:268:597:36
8:53
+0:13
25.2M
25.20 mi15:11:233:46:479:003:21
9:43
+0:50
Finish
26.22 mi15:20:083:55:328:598:45
8:35
-1:08

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

8:35 /mi

Average Pace

8:59 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:30

94% of race

Time at Steady Pace

13:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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 mi11:52:3327:579:0027:57
9:00
#22385
10K
6.21 mi12:20:0955:338:5627:36
8:53
#22153
15K
9.32 mi12:47:361:23:008:5427:27
8:50
#21835
20K
12.43 mi13:15:041:50:288:5327:28
8:50
#21382
Half
13.11 mi13:21:051:56:298:536:01
8:49
#21357
25K
15.53 mi13:42:472:18:118:5421:42
8:57
#21073
30K
18.64 mi14:11:272:46:518:5728:40
9:14
#20627
20M
20.00 mi14:23:582:59:228:5812:31
9:13
#20405
21M
21.00 mi14:33:393:09:039:009:41
9:41
#20215
35K
21.75 mi14:40:193:15:439:006:40
8:55
#20117
23M
23.00 mi14:51:463:27:109:0011:27
9:09
#19954
24M
24.00 mi15:00:263:35:509:008:40
8:40
#19762
40K
24.85 mi15:08:023:43:268:597:36
8:53
#19629
25.2M
25.20 mi15:11:233:46:479:003:21
9:43
#19558
Finish
26.22 mi15:20:083:55:328:598:45
8:35
#19453
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22385134741347421191(Top 75%)13027(Top 81%)13027(Top 231%)
10K6.21 mi3.10 mi22153+23213394+8013394+8021823(Top 77%)13265(Top 82%)13265(Top 235%)
15K9.32 mi3.11 mi21835+31813265+12913265+12921191(Top 75%)13027(Top 81%)13027(Top 231%)
20K12.43 mi3.11 mi21382+45313074+19113074+19120148(Top 71%)12525(Top 78%)12525(Top 222%)
Half13.11 mi0.68 mi21357+2513061+1313061+1320953(Top 74%)12866(Top 80%)12866(Top 228%)
25K15.53 mi2.42 mi21073+28412935+12612935+12619675(Top 69%)12269(Top 76%)12269(Top 217%)
30K18.64 mi3.11 mi20627+44612683+25212683+25218760(Top 66%)11723(Top 73%)11723(Top 208%)
20M20.00 mi1.36 mi20405+22212567+11612567+11617822(Top 63%)11172(Top 69%)11172(Top 198%)
21M21.00 mi1.00 mi20215+19012456+11112456+11116948(Top 60%)10677(Top 66%)10677(Top 189%)
35K21.75 mi0.75 mi20117+9812405+5112405+5117796(Top 63%)10968(Top 68%)10968(Top 194%)
23M23.00 mi1.25 mi19954+16312302+10312302+10317072(Top 60%)10543(Top 65%)10543(Top 187%)
24M24.00 mi1.00 mi19762+19212194+10812194+10815542(Top 55%)9845(Top 61%)9845(Top 174%)
40K24.85 mi0.85 mi19629+13312119+7512119+7515693(Top 55%)9772(Top 61%)9772(Top 173%)
25.2M25.20 mi0.35 mi19558+7112071+4812071+4815668(Top 55%)9734(Top 60%)9734(Top 173%)
Finish26.22 mi1.02 mi19453+10512015+5612015+5616761(Top 59%)10288(Top 64%)10288(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

21191

Males

13027

M18-39

13027

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

21823

Males

13265

M18-39

13265

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

21191

Males

13027

M18-39

13027

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20148

Males

12525

M18-39

12525

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20953

Males

12866

M18-39

12866

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19675

Males

12269

M18-39

12269

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18760

Males

11723

M18-39

11723

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

17822

Males

11172

M18-39

11172

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16948

Males

10677

M18-39

10677

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17796

Males

10968

M18-39

10968

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

17072

Males

10543

M18-39

10543

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15542

Males

9845

M18-39

9845

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15693

Males

9772

M18-39

9772

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15668

Males

9734

M18-39

9734

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

16761

Males

10288

M18-39

10288

Passing Analysis

Category:
Athletes Passed
3340
Passed By
408
Net Change
+2932
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22385
5K → 10K395163+232#22385#22153
10K → 15K37456+318#22153#21835
15K → 20K47724+453#21835#21382
20K → Half4924+25#21382#21357
Half → 25K31127+284#21357#21073
25K → 30K47933+446#21073#20627
30K → 20M23412+222#20627#20405
20M → 21M20515+190#20405#20215
21M → 35K10810+98#20215#20117
35K → 23M18118+163#20117#19954
23M → 24M1953+192#19954#19762
24M → 40K1385+133#19762#19629
40K → 25.2M798+71#19629#19558
25.2M → Finish11510+105#19558#19453
TOTALS3340408+2932
📊

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