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BOSTON MARATHON 2024

Iris Klein

Bib: 6148•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 18%
Gender (Female)
#0 / 10924
Top 5%
Masters (Masters Women)
#0 / 6263
Top 1%
Division (F50-54)
#0 / 1187
Top 0.3%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:28
Rank: #6454
Start → 5K
21:28 | 6:55/mi
10K· 6.21 mi
42:55
Rank: #6228 (+226)
5K → 10K
21:27 | 6:54/mi
15K· 9.32 mi
1:04:34
Rank: #6125 (+103)
10K → 15K
21:39 | 6:58/mi
20K· 12.43 mi
1:26:32
Rank: #5951 (+174)
15K → 20K
21:58 | 7:04/mi
Half· 13.11 mi
1:31:16
Rank: #5890 (+61)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:48:48
Rank: #5751 (+139)
Half → 25K
17:32 | 7:14/mi
30K· 18.64 mi
2:11:55
Rank: #5446 (+305)
25K → 30K
23:07 | 7:26/mi
20M
2:22:32
Rank: #5399 (+47)
30K → 20M
10:37 | 7:49/mi
21M
2:30:49
Rank: #5301 (+98)
20M → 21M
8:17 | 8:17/mi
35K· 21.75 mi
2:36:17
Rank: #5196 (+105)
21M → 35K
5:28 | 7:18/mi
23M
2:45:44
Rank: #4990 (+206)
35K → 23M
9:27 | 7:33/mi
24M
2:53:07
Rank: #4849 (+141)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
2:59:46
Rank: #4770 (+79)
24M → 40K
6:39 | 7:47/mi
25.2M
3:02:35
Rank: #4700 (+70)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:09:38
Rank: #4563 (+137)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:16
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:38:22
Pace7:30 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2621:286:5521:28
6:55
-
10K
6.21 mi10:47:5342:556:5421:27
6:54
-0:01
15K
9.32 mi11:09:321:04:346:5621:39
6:58
+0:04
20K
12.43 mi11:31:301:26:326:5821:58
7:04
+0:06
Half
13.11 mi11:36:141:31:166:584:44
6:56
-0:08
25K
15.53 mi11:53:461:48:487:0017:32
7:14
+0:18
30K
18.64 mi12:16:532:11:557:0523:07
7:26
+0:12
20M
20.00 mi12:27:302:22:327:0810:37
7:49
+0:23
21M
21.00 mi12:35:472:30:497:118:17
8:17
+0:28
35K
21.75 mi12:41:152:36:177:115:28
7:18
-0:59
23M
23.00 mi12:50:422:45:447:129:27
7:33
+0:15
24M
24.00 mi12:58:052:53:077:137:23
7:23
-0:10
40K
24.85 mi13:04:442:59:467:146:39
7:47
+0:24
25.2M
25.20 mi13:07:333:02:357:152:49
8:10
+0:23
Finish
26.22 mi13:14:363:09:387:147:03
6:55
-1:15

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

6:54 /mi

Average Pace

7:14 /mi

Slowest Pace

8:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:19

52% of race

Time at Steady Pace

53:30

28% of race

Time at Slower Pace

37:49

20% of race

Average Pace: 7:14 /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 mi10:26:2621:286:5521:28
6:55
#6454
10K
6.21 mi10:47:5342:556:5421:27
6:54
#6228
15K
9.32 mi11:09:321:04:346:5621:39
6:58
#6125
20K
12.43 mi11:31:301:26:326:5821:58
7:04
#5951
Half
13.11 mi11:36:141:31:166:584:44
6:56
#5890
25K
15.53 mi11:53:461:48:487:0017:32
7:14
#5751
30K
18.64 mi12:16:532:11:557:0523:07
7:26
#5446
20M
20.00 mi12:27:302:22:327:0810:37
7:49
#5399
21M
21.00 mi12:35:472:30:497:118:17
8:17
#5301
35K
21.75 mi12:41:152:36:177:115:28
7:18
#5196
23M
23.00 mi12:50:422:45:447:129:27
7:33
#4990
24M
24.00 mi12:58:052:53:077:137:23
7:23
#4849
40K
24.85 mi13:04:442:59:467:146:39
7:47
#4770
25.2M
25.20 mi13:07:333:02:357:152:49
8:10
#4700
Finish
26.22 mi13:14:363:09:387:147:03
6:55
#4563
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi64546686686038(Top 24%)619(Top 6%)619(Top 52%)
10K6.21 mi3.10 mi6228+226624+44624+446043(Top 24%)591(Top 5%)591(Top 50%)
15K9.32 mi3.11 mi6125+103596+28596+286038(Top 24%)619(Top 6%)619(Top 52%)
20K12.43 mi3.11 mi5951+174582+14582+145644(Top 22%)578(Top 5%)578(Top 49%)
Half13.11 mi0.68 mi5890+61571+11571+115430(Top 21%)519(Top 5%)519(Top 44%)
25K15.53 mi2.42 mi5751+139561+10561+105484(Top 21%)635(Top 6%)635(Top 53%)
30K18.64 mi3.11 mi5446+305545+16545+164820(Top 19%)587(Top 5%)587(Top 49%)
20M20.00 mi1.36 mi5399+47553-8553-85774(Top 23%)1038(Top 10%)1038(Top 87%)
21M21.00 mi1.00 mi5301+98554-1554-15266(Top 21%)982(Top 9%)982(Top 83%)
35K21.75 mi0.75 mi5196+105545+9545+94210(Top 16%)589(Top 5%)589(Top 50%)
23M23.00 mi1.25 mi4990+206526+19526+193811(Top 15%)542(Top 5%)542(Top 46%)
24M24.00 mi1.00 mi4849+141514+12514+123697(Top 14%)569(Top 5%)569(Top 48%)
40K24.85 mi0.85 mi4770+79521-7521-74677(Top 18%)1052(Top 10%)1052(Top 89%)
25.2M25.20 mi0.35 mi4700+70519+2519+23310(Top 13%)560(Top 5%)560(Top 47%)
Finish26.22 mi1.02 mi4563+137507+12507+122817(Top 11%)424(Top 4%)424(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6038

Females

619

F50-54

619

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6043

Females

591

F50-54

591

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6038

Females

619

F50-54

619

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5644

Females

578

F50-54

578

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5430

Females

519

F50-54

519

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5484

Females

635

F50-54

635

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4820

Females

587

F50-54

587

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

5774

Females

1038

F50-54

1038

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5266

Females

982

F50-54

982

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4210

Females

589

F50-54

589

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3811

Females

542

F50-54

542

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3697

Females

569

F50-54

569

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4677

Females

1052

F50-54

1052

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3310

Females

560

F50-54

560

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2817

Females

424

F50-54

424

Passing Analysis

Category:
Athletes Passed
2454
Passed By
563
Net Change
+1891
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6454
5K → 10K31791+226#6454#6228
10K → 15K19693+103#6228#6125
15K → 20K23965+174#6125#5951
20K → Half654+61#5951#5890
Half → 25K21677+139#5890#5751
25K → 30K36560+305#5751#5446
30K → 20M11669+47#5446#5399
20M → 21M14244+98#5399#5301
21M → 35K11510+105#5301#5196
35K → 23M21812+206#5196#4990
23M → 24M15312+141#4990#4849
24M → 40K9516+79#4849#4770
40K → 25.2M733+70#4770#4700
25.2M → Finish1447+137#4700#4563
TOTALS2454563+1891
📊

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