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BOSTON MARATHON 2024

Ernst Terhaar

Bib: 14252•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Male)
#0 / 14578
Top 49%
Masters (Masters Men)
#0 / 9729
Top 40%
Division (M55-59)
#0 / 1529
Top 26%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:53
Rank: #12198
Start → 5K
23:53 | 7:41/mi
10K· 6.21 mi
47:36
Rank: #11727 (+471)
5K → 10K
23:43 | 7:38/mi
15K· 9.32 mi
1:11:40
Rank: #11647 (+80)
10K → 15K
24:04 | 7:45/mi
20K· 12.43 mi
1:35:57
Rank: #11315 (+332)
15K → 20K
24:17 | 7:49/mi
Half· 13.11 mi
1:41:12
Rank: #11270 (+45)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:00:21
Rank: #10911 (+359)
Half → 25K
19:09 | 7:54/mi
30K· 18.64 mi
2:26:50
Rank: #10786 (+125)
25K → 30K
26:29 | 8:31/mi
20M
2:38:16
Rank: #10582 (+204)
30K → 20M
11:26 | 8:25/mi
21M
2:47:22
Rank: #10423 (+159)
20M → 21M
9:06 | 9:06/mi
35K· 21.75 mi
2:53:31
Rank: #10336 (+87)
21M → 35K
6:09 | 8:13/mi
23M
3:04:05
Rank: #10146 (+190)
35K → 23M
10:34 | 8:26/mi
24M
3:12:23
Rank: #10021 (+125)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
3:19:27
Rank: #9889 (+132)
24M → 40K
7:04 | 8:16/mi
25.2M
3:22:37
Rank: #9821 (+68)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:30:49
Rank: #9749 (+72)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:12
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:49:37
Pace8:22 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5823:537:4123:53
7:41
-
10K
6.21 mi11:18:4147:367:4023:43
7:38
-0:03
15K
9.32 mi11:42:451:11:407:4124:04
7:45
+0:07
20K
12.43 mi12:07:021:35:577:4324:17
7:49
+0:04
Half
13.11 mi12:12:171:41:127:435:15
7:42
-0:07
25K
15.53 mi12:31:262:00:217:4519:09
7:54
+0:12
30K
18.64 mi12:57:552:26:507:5326:29
8:31
+0:37
20M
20.00 mi13:09:212:38:167:5511:26
8:25
-0:06
21M
21.00 mi13:18:272:47:227:589:06
9:06
+0:41
35K
21.75 mi13:24:362:53:317:596:09
8:13
-0:53
23M
23.00 mi13:35:103:04:058:0010:34
8:26
+0:13
24M
24.00 mi13:43:283:12:238:018:18
8:18
-0:08
40K
24.85 mi13:50:323:19:278:017:04
8:16
-0:02
25.2M
25.20 mi13:53:423:22:378:023:10
9:11
+0:55
Finish
26.22 mi14:01:543:30:498:038:12
8:03
-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

7:38 /mi

Average Pace

8:03 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:21

57% of race

Time at Steady Pace

51:43

25% of race

Time at Slower Pace

38:45

18% of race

Average Pace: 8:02 /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 mi10:54:5823:537:4123:53
7:41
#12198
10K
6.21 mi11:18:4147:367:4023:43
7:38
#11727
15K
9.32 mi11:42:451:11:407:4124:04
7:45
#11647
20K
12.43 mi12:07:021:35:577:4324:17
7:49
#11315
Half
13.11 mi12:12:171:41:127:435:15
7:42
#11270
25K
15.53 mi12:31:262:00:217:4519:09
7:54
#10911
30K
18.64 mi12:57:552:26:507:5326:29
8:31
#10786
20M
20.00 mi13:09:212:38:167:5511:26
8:25
#10582
21M
21.00 mi13:18:272:47:227:589:06
9:06
#10423
35K
21.75 mi13:24:362:53:317:596:09
8:13
#10336
23M
23.00 mi13:35:103:04:058:0010:34
8:26
#10146
24M
24.00 mi13:43:283:12:238:018:18
8:18
#10021
40K
24.85 mi13:50:323:19:278:017:04
8:16
#9889
25.2M
25.20 mi13:53:423:22:378:023:10
9:11
#9821
Finish
26.22 mi14:01:543:30:498:038:12
8:03
#9749
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi121988920892011517(Top 45%)8519(Top 58%)8519(Top 557%)
10K6.21 mi3.10 mi11727+4718686+2348686+23411318(Top 44%)8468(Top 58%)8468(Top 554%)
15K9.32 mi3.11 mi11647+808610+768610+7611517(Top 45%)8519(Top 58%)8519(Top 557%)
20K12.43 mi3.11 mi11315+3328446+1648446+16410523(Top 41%)7911(Top 54%)7911(Top 517%)
Half13.11 mi0.68 mi11270+458421+258421+2510502(Top 41%)7922(Top 54%)7922(Top 518%)
25K15.53 mi2.42 mi10911+3598200+2218200+2219516(Top 37%)7247(Top 50%)7247(Top 474%)
30K18.64 mi3.11 mi10786+1258049+1518049+15110768(Top 42%)7664(Top 53%)7664(Top 501%)
20M20.00 mi1.36 mi10582+2047889+1607889+1608971(Top 35%)6509(Top 45%)6509(Top 426%)
21M21.00 mi1.00 mi10423+1597758+1317758+1319017(Top 35%)6290(Top 43%)6290(Top 411%)
35K21.75 mi0.75 mi10336+877678+807678+809083(Top 36%)6301(Top 43%)6301(Top 412%)
23M23.00 mi1.25 mi10146+1907526+1527526+1528127(Top 32%)5668(Top 39%)5668(Top 371%)
24M24.00 mi1.00 mi10021+1257420+1067420+1068297(Top 32%)5652(Top 39%)5652(Top 370%)
40K24.85 mi0.85 mi9889+1327311+1097311+1097142(Top 28%)4943(Top 34%)4943(Top 323%)
25.2M25.20 mi0.35 mi9821+687259+527259+527382(Top 29%)5008(Top 34%)5008(Top 328%)
Finish26.22 mi1.02 mi9749+727187+727187+728805(Top 34%)5821(Top 40%)5821(Top 381%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11517

Males

8519

M55-59

8519

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11318

Males

8468

M55-59

8468

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11517

Males

8519

M55-59

8519

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10523

Males

7911

M55-59

7911

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10502

Males

7922

M55-59

7922

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9516

Males

7247

M55-59

7247

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

10768

Males

7664

M55-59

7664

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

8971

Males

6509

M55-59

6509

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9017

Males

6290

M55-59

6290

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9083

Males

6301

M55-59

6301

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8127

Males

5668

M55-59

5668

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8297

Males

5652

M55-59

5652

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7142

Males

4943

M55-59

4943

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7382

Males

5008

M55-59

5008

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8805

Males

5821

M55-59

5821

Passing Analysis

Category:
Athletes Passed
3369*
Passed By
919
Net Change
+2449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12198
5K → 10K575104+471#12198#11727
10K → 15K270190+80#11727#11647
15K → 20K40876+332#11647#11315
20K → Half5813+45#11315#11270
Half → 25K41556+359#11270#10911
25K → 30K342217+125#10911#10786
30K → 20M24036+204#10786#10582
20M → 21M21859+159#10582#10423
21M → 35K11528+87#10423#10336
35K → 23M22232+190#10336#10146
23M → 24M157*32+125#10146#10021
24M → 40K155*23+132#10021#9889
40K → 25.2M768+68#9889#9821
25.2M → Finish11845+72#9821#9749
TOTALS3369*919+2449

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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