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BOSTON MARATHON 2024

Nattaporn Chaikaew

WA

Bib: 18572 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 35%
Masters (Masters Women)
#0 / 6263
Top 23%
Division (F45-49)
#0 / 1753
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:46/mi
24:09
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:05/mi
49:16
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:11/mi
1:14:40
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:23/mi
1:40:42
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:11/mi
1:46:17
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:24/mi
2:06:40
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:48/mi
2:33:59
↑ 181↓ 1480.2%
138 ft elev
20M
8:56/mi
2:46:08
↑ 64↓ 500.2%
148 ft elev
21M
9:28/mi
2:55:36
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:33/mi
3:02:00
↑ 17↓ 861.7%
156 ft elev
23M
8:48/mi
3:13:01
↑ 23↓ 630.6%
116 ft elev
24M
8:29/mi
3:21:30
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:47/mi
3:29:01
↓ 200.3%
20 ft elev
25.2M
9:46/mi
3:32:23
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:19/mi
3:40:52
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:46:178:06 /mi⚡ faster
2nd Half
1:54:358:44 /mi+7.8%
Positive split — 7.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2724:097:4624:09
7:46
-
10K
6.21 mi11:41:3449:167:5625:07
8:05
+0:19
15K
9.32 mi12:06:581:14:408:0125:24
8:11
+0:06
20K
12.43 mi12:33:001:40:428:0626:02
8:23
+0:12
Half
13.11 mi12:38:351:46:178:065:35
8:11
-0:12
25K
15.53 mi12:58:582:06:408:0920:23
8:24
+0:13
30K
18.64 mi13:26:172:33:598:1627:19
8:48
+0:24
20M
20.00 mi13:38:262:46:088:1812:09
8:56
+0:08
21M
21.00 mi13:47:542:55:368:229:28
9:28
+0:32
35K
21.75 mi13:54:183:02:008:226:24
8:33
-0:55
23M
23.00 mi14:05:193:13:018:2411:01
8:48
+0:15
24M
24.00 mi14:13:483:21:308:248:29
8:29
-0:19
40K
24.85 mi14:21:193:29:018:257:31
8:47
+0:18
25.2M
25.20 mi14:24:413:32:238:263:22
9:46
+0:59
Finish
26.22 mi14:33:103:40:528:268:29
8:19
-1:27

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

7:46 /mi

Average Pace

8:26 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:15

36% of race

Time at Steady Pace

1:09:47

32% of race

Time at Slower Pace

1:10:50

32% of race

Average Pace: 8:25 /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 mi11:16:2724:097:4624:09
7:46
#12904
10K
6.21 mi11:41:3449:167:5625:07
8:05
#13885
15K
9.32 mi12:06:581:14:408:0125:24
8:11
#14121
20K
12.43 mi12:33:001:40:428:0626:02
8:23
#14078
Half
13.11 mi12:38:351:46:178:065:35
8:11
#14058
25K
15.53 mi12:58:582:06:408:0920:23
8:24
#13753
30K
18.64 mi13:26:172:33:598:1627:19
8:48
#13370
20M
20.00 mi13:38:262:46:088:1812:09
8:56
#13176
21M
21.00 mi13:47:542:55:368:229:28
9:28
#12965
35K
21.75 mi13:54:183:02:008:226:24
8:33
#12857
23M
23.00 mi14:05:193:13:018:2411:01
8:48
#12645
24M
24.00 mi14:13:483:21:308:248:29
8:29
#12469
40K
24.85 mi14:21:193:29:018:257:31
8:47
#12322
25.2M
25.20 mi14:24:413:32:238:263:22
9:46
#12269
Finish
26.22 mi14:33:103:40:528:268:29
8:19
#12183
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi12904367436741457047024702
10K6.21 mi3.10 mi13885-9814272-5984272-5981477747924792
15K9.32 mi3.11 mi14121-2364416-1444416-1441457047024702
20K12.43 mi3.11 mi14078+434408+84408+81413545064506
Half13.11 mi0.68 mi14058+204399+94399+91393644304430
25K15.53 mi2.42 mi13753+3054246+1534246+1531256538093809
30K18.64 mi3.11 mi13370+3834125+1214125+1211215538093809
20M20.00 mi1.36 mi13176+1944082+434082+431182039253925
21M21.00 mi1.00 mi12965+2114010+724010+721071935923592
35K21.75 mi0.75 mi12857+1083984+263984+261108838043804
23M23.00 mi1.25 mi12645+2123916+683916+681010834573457
24M24.00 mi1.00 mi12469+1763878+383878+38939731443144
40K24.85 mi0.85 mi12322+1473850+283850+28987535113511
25.2M25.20 mi0.35 mi12269+533835+153835+15996436083608
Finish26.22 mi1.02 mi12183+863813+223813+221052937613761

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

14570

Females

4702

F45-49

4702

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

14777

Females

4792

F45-49

4792

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

14570

Females

4702

F45-49

4702

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14135

Females

4506

F45-49

4506

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

13936

Females

4430

F45-49

4430

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12565

Females

3809

F45-49

3809

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12155

Females

3809

F45-49

3809

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

11820

Females

3925

F45-49

3925

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

10719

Females

3592

F45-49

3592

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11088

Females

3804

F45-49

3804

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10108

Females

3457

F45-49

3457

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9397

Females

3144

F45-49

3144

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

9875

Females

3511

F45-49

3511

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9964

Females

3608

F45-49

3608

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10529

Females

3761

F45-49

3761

Passing Analysis

Category:
Athletes Passed
2787
Passed By
2066
Net Change
+721
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12904
5K → 10K741055-981#12904#13885
10K → 15K150386-236#13885#14121
15K → 20K272229+43#14121#14078
20K → Half5232+20#14078#14058
Half → 25K36863+305#14058#13753
25K → 30K494111+383#13753#13370
30K → 20M23945+194#13370#13176
20M → 21M24332+211#13176#12965
21M → 35K12820+108#12965#12857
35K → 23M24230+212#12857#12645
23M → 24M19418+176#12645#12469
24M → 40K16417+147#12469#12322
40K → 25.2M6310+53#12322#12269
25.2M → Finish10418+86#12269#12183
TOTALS27872066+721

Passing Charts

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