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BOSTON MARATHON 2024

Margaret Klimek

Bib: 12339•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Female)
#0 / 10924
Top 16%
Masters (Masters Women)
#0 / 6263
Top 6%
Division (F40-44)
#0 / 1613
Top 15%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:23/mi
46:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:08:59
↑ 67↓ 78
20K· 12.43 mi
7:32/mi
1:32:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:37:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:56:16
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:21:24
↑ 181↓ 1480.2%
20M
8:22/mi
2:32:46
↑ 64↓ 500.2%
21M
8:47/mi
2:41:33
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:47:25
↑ 17↓ 861.7%
23M
8:19/mi
2:57:50
↑ 23↓ 630.6%
24M
8:09/mi
3:05:59
↓ 821.3%
40K· 24.85 mi
8:21/mi
3:13:07
↓ 200.3%
25.2M
9:23/mi
3:16:21
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:24:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:34
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:46:51
Pace8:09 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2123:107:2723:10
7:27
-
10K
6.21 mi11:14:1646:057:2522:55
7:23
-0:04
15K
9.32 mi11:37:101:08:597:2422:54
7:22
-0:01
20K
12.43 mi12:00:351:32:247:2623:25
7:32
+0:10
Half
13.11 mi12:05:451:37:347:275:10
7:34
+0:02
25K
15.53 mi12:24:271:56:167:2918:42
7:43
+0:09
30K
18.64 mi12:49:352:21:247:3525:08
8:05
+0:22
20M
20.00 mi13:00:572:32:467:3811:22
8:22
+0:17
21M
21.00 mi13:09:442:41:337:428:47
8:47
+0:25
35K
21.75 mi13:15:362:47:257:425:52
7:51
-0:56
23M
23.00 mi13:26:012:57:507:4410:25
8:19
+0:28
24M
24.00 mi13:34:103:05:597:458:09
8:09
-0:10
40K
24.85 mi13:41:183:13:077:467:08
8:21
+0:12
25.2M
25.20 mi13:44:323:16:217:483:14
9:23
+1:02
Finish
26.22 mi13:52:363:24:257:488:04
7:55
-1:28

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

7:22 /mi

Average Pace

7:48 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:34

48% of race

Time at Steady Pace

1:05:55

32% of race

Time at Slower Pace

40:56

20% of race

Average Pace: 7:48 /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 mi10:51:2123:107:2723:10
7:27
#10403
10K
6.21 mi11:14:1646:057:2522:55
7:23
#9758
15K
9.32 mi11:37:101:08:597:2422:54
7:22
#9363
20K
12.43 mi12:00:351:32:247:2623:25
7:32
#9126
Half
13.11 mi12:05:451:37:347:275:10
7:34
#9148
25K
15.53 mi12:24:271:56:167:2918:42
7:43
#8961
30K
18.64 mi12:49:352:21:247:3525:08
8:05
#8756
20M
20.00 mi13:00:572:32:467:3811:22
8:22
#8682
21M
21.00 mi13:09:442:41:337:428:47
8:47
#8536
35K
21.75 mi13:15:362:47:257:425:52
7:51
#8416
23M
23.00 mi13:26:012:57:507:4410:25
8:19
#8268
24M
24.00 mi13:34:103:05:597:458:09
8:09
#8184
40K
24.85 mi13:41:183:13:077:467:08
8:21
#8106
25.2M
25.20 mi13:44:323:16:217:483:14
9:23
#8076
Finish
26.22 mi13:52:363:24:257:488:04
7:55
#8027
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi10403222722278668(Top 34%)1549(Top 14%)1549(Top 96%)
10K6.21 mi3.10 mi9758+6451930+2971930+2979258(Top 36%)1771(Top 16%)1771(Top 110%)
15K9.32 mi3.11 mi9363+3951790+1401790+1408668(Top 34%)1549(Top 14%)1549(Top 96%)
20K12.43 mi3.11 mi9126+2371731+591731+598647(Top 34%)1649(Top 15%)1649(Top 102%)
Half13.11 mi0.68 mi9148-221744-131744-139682(Top 38%)2137(Top 20%)2137(Top 132%)
25K15.53 mi2.42 mi8961+1871694+501694+508381(Top 33%)1715(Top 16%)1715(Top 106%)
30K18.64 mi3.11 mi8756+2051700-61700-68400(Top 33%)1934(Top 18%)1934(Top 120%)
20M20.00 mi1.36 mi8682+741730-301730-308735(Top 34%)2340(Top 21%)2340(Top 145%)
21M21.00 mi1.00 mi8536+1461717+131717+137549(Top 30%)1969(Top 18%)1969(Top 122%)
35K21.75 mi0.75 mi8416+1201697+201697+206854(Top 27%)1678(Top 15%)1678(Top 104%)
23M23.00 mi1.25 mi8268+1481702-51702-57477(Top 29%)2126(Top 19%)2126(Top 132%)
24M24.00 mi1.00 mi8184+841709-71709-77485(Top 29%)2232(Top 20%)2232(Top 138%)
40K24.85 mi0.85 mi8106+781725-161725-167575(Top 30%)2404(Top 22%)2404(Top 149%)
25.2M25.20 mi0.35 mi8076+301738-131738-138251(Top 32%)2764(Top 25%)2764(Top 171%)
Finish26.22 mi1.02 mi8027+491750-121750-128049(Top 32%)2601(Top 24%)2601(Top 161%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8668

Females

1549

F40-44

1549

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9258

Females

1771

F40-44

1771

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8668

Females

1549

F40-44

1549

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

8647

Females

1649

F40-44

1649

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

9682

Females

2137

F40-44

2137

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8381

Females

1715

F40-44

1715

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8400

Females

1934

F40-44

1934

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8735

Females

2340

F40-44

2340

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

7549

Females

1969

F40-44

1969

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

6854

Females

1678

F40-44

1678

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

7477

Females

2126

F40-44

2126

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7485

Females

2232

F40-44

2232

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7575

Females

2404

F40-44

2404

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8251

Females

2764

F40-44

2764

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8049

Females

2601

F40-44

2601

Passing Analysis

Category:
Athletes Passed
3239*
Passed By
863
Net Change
+2376
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10403
5K → 10K693*48+645#10403#9758
10K → 15K43540+395#9758#9363
15K → 20K32386+237#9363#9126
20K → Half3355-22#9126#9148
Half → 25K28295+187#9148#8961
25K → 30K371166+205#8961#8756
30K → 20M16793+74#8756#8682
20M → 21M18943+146#8682#8536
21M → 35K13515+120#8536#8416
35K → 23M19951+148#8416#8268
23M → 24M13248+84#8268#8184
24M → 40K12345+78#8184#8106
40K → 25.2M5525+30#8106#8076
25.2M → Finish10253+49#8076#8027
TOTALS3239*863+2376

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

📊

Passing Visuals

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