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BOSTON MARATHON 2025

Natchaya Asavamaneekul

Bib: 13067•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:56
Rank: #8320
Start → 5K
21:56 | 7:04/mi
10K· 6.21 mi
44:10
Rank: #8707 (-387)
5K → 10K
22:14 | 7:09/mi
15K· 9.32 mi
1:06:29
Rank: #8781 (-74)
10K → 15K
22:19 | 7:11/mi
20K· 12.43 mi
1:29:15
Rank: #8816 (-35)
15K → 20K
22:46 | 7:20/mi
Half· 13.11 mi
1:34:11
Rank: #8839 (-23)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:52:21
Rank: #8968 (-129)
Half → 25K
18:10 | 7:30/mi
30K· 18.64 mi
2:16:43
Rank: #9149 (-181)
25K → 30K
24:22 | 7:51/mi
20M
2:27:21
Rank: #9135 (+14)
30K → 20M
10:38 | 7:49/mi
21M
2:35:48
Rank: #9151 (-16)
20M → 21M
8:27 | 8:27/mi
35K· 21.75 mi
2:41:39
Rank: #9186 (-35)
21M → 35K
5:51 | 7:49/mi
23M
2:51:47
Rank: #9225 (-39)
35K → 23M
10:08 | 8:06/mi
24M
2:59:29
Rank: #9210 (+15)
23M → 24M
7:42 | 7:42/mi
40K· 24.85 mi
3:06:03
Rank: #9116 (+94)
24M → 40K
6:34 | 7:41/mi
25.2M
3:08:59
Rank: #9088 (+28)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:16:14
Rank: #8935 (+153)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:11
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:42:03
Pace7:47 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0221:567:0421:56
7:04
-
10K
6.21 mi11:13:1644:107:0622:14
7:09
+0:05
15K
9.32 mi11:35:351:06:297:0822:19
7:11
+0:02
20K
12.43 mi11:58:211:29:157:1122:46
7:20
+0:09
Half
13.11 mi12:03:171:34:117:114:56
7:14
-0:06
25K
15.53 mi12:21:271:52:217:1418:10
7:30
+0:16
30K
18.64 mi12:45:492:16:437:2024:22
7:51
+0:21
20M
20.00 mi12:56:272:27:217:2210:38
7:49
-0:02
21M
21.00 mi13:04:542:35:487:258:27
8:27
+0:38
35K
21.75 mi13:10:452:41:397:265:51
7:49
-0:38
23M
23.00 mi13:20:532:51:477:2810:08
8:06
+0:17
24M
24.00 mi13:28:352:59:297:297:42
7:42
-0:24
40K
24.85 mi13:35:093:06:037:296:34
7:41
-0:01
25.2M
25.20 mi13:38:053:08:597:302:56
8:30
+0:49
Finish
26.22 mi13:45:203:16:147:297:15
7:07
-1:23

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

7:04 /mi

Average Pace

7:29 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:26

52% of race

Time at Steady Pace

1:13:17

37% of race

Time at Slower Pace

21:31

11% of race

Average Pace: 7:29 /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 mi10:51:0221:567:0421:56
7:04
#8320
10K
6.21 mi11:13:1644:107:0622:14
7:09
#8707
15K
9.32 mi11:35:351:06:297:0822:19
7:11
#8781
20K
12.43 mi11:58:211:29:157:1122:46
7:20
#8816
Half
13.11 mi12:03:171:34:117:114:56
7:14
#8839
25K
15.53 mi12:21:271:52:217:1418:10
7:30
#8968
30K
18.64 mi12:45:492:16:437:2024:22
7:51
#9149
20M
20.00 mi12:56:272:27:217:2210:38
7:49
#9135
21M
21.00 mi13:04:542:35:487:258:27
8:27
#9151
35K
21.75 mi13:10:452:41:397:265:51
7:49
#9186
23M
23.00 mi13:20:532:51:477:2810:08
8:06
#9225
24M
24.00 mi13:28:352:59:297:297:42
7:42
#9210
40K
24.85 mi13:35:093:06:037:296:34
7:41
#9116
25.2M
25.20 mi13:38:053:08:597:302:56
8:30
#9088
Finish
26.22 mi13:45:203:16:147:297:15
7:07
#8935
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8320110611068985(Top 32%)1424(Top 12%)1424(Top 26%)
10K6.21 mi3.10 mi8707-3871258-1521258-1529139(Top 32%)1434(Top 12%)1434(Top 26%)
15K9.32 mi3.11 mi8781-741305-471305-478985(Top 32%)1424(Top 12%)1424(Top 26%)
20K12.43 mi3.11 mi8816-351340-351340-359281(Top 33%)1642(Top 13%)1642(Top 30%)
Half13.11 mi0.68 mi8839-231357-171357-179451(Top 33%)1694(Top 14%)1694(Top 31%)
25K15.53 mi2.42 mi8968-1291434-771434-779907(Top 35%)2062(Top 17%)2062(Top 38%)
30K18.64 mi3.11 mi9149-1811576-1421576-14210242(Top 36%)2401(Top 20%)2401(Top 44%)
20M20.00 mi1.36 mi9135+141595-191595-199207(Top 32%)2077(Top 17%)2077(Top 38%)
21M21.00 mi1.00 mi9151-161639-441639-4410168(Top 36%)2683(Top 22%)2683(Top 49%)
35K21.75 mi0.75 mi9186-351679-401679-4010994(Top 39%)3092(Top 25%)3092(Top 57%)
23M23.00 mi1.25 mi9225-391742-631742-6310709(Top 38%)3081(Top 25%)3081(Top 56%)
24M24.00 mi1.00 mi9210+151759-171759-179128(Top 32%)2384(Top 19%)2384(Top 44%)
40K24.85 mi0.85 mi9116+941753+61753+67985(Top 28%)1977(Top 16%)1977(Top 36%)
25.2M25.20 mi0.35 mi9088+281760-71760-78860(Top 31%)2444(Top 20%)2444(Top 45%)
Finish26.22 mi1.02 mi8935+1531739+211739+216506(Top 23%)1449(Top 12%)1449(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8985

Females

1424

F18-39

1424

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

9139

Females

1434

F18-39

1434

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8985

Females

1424

F18-39

1424

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9281

Females

1642

F18-39

1642

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9451

Females

1694

F18-39

1694

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9907

Females

2062

F18-39

2062

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10242

Females

2401

F18-39

2401

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

9207

Females

2077

F18-39

2077

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10168

Females

2683

F18-39

2683

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

10994

Females

3092

F18-39

3092

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10709

Females

3081

F18-39

3081

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9128

Females

2384

F18-39

2384

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7985

Females

1977

F18-39

1977

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8860

Females

2444

F18-39

2444

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6506

Females

1449

F18-39

1449

Passing Analysis

Category:
Athletes Passed
1482
Passed By
2097
Net Change
-615
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8320
5K → 10K83470-387#8320#8707
10K → 15K136210-74#8707#8781
15K → 20K164199-35#8781#8816
20K → Half2346-23#8816#8839
Half → 25K116245-129#8839#8968
25K → 30K174355-181#8968#9149
30K → 20M114100+14#9149#9135
20M → 21M90106-16#9135#9151
21M → 35K4378-35#9151#9186
35K → 23M103142-39#9186#9225
23M → 24M8671+15#9225#9210
24M → 40K12632+94#9210#9116
40K → 25.2M5022+28#9116#9088
25.2M → Finish17421+153#9088#8935
TOTALS14822097-615
📊

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