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BOSTON MARATHON 2024

Julie Knaus

Bib: 13421•F

CO

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 23%
Division (F18-39)
#0 / 4660
Top 39%
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
7:13/mi
22:25
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
44:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:07:56
↑ 67↓ 78
20K· 12.43 mi
8:00/mi
1:32:47
↑ 106↓ 860.1%
Half· 13.11 mi
8:08/mi
1:38:20
↑ 19↓ 370.5%
25K· 15.53 mi
8:26/mi
1:58:46
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:25:43
↑ 181↓ 1480.2%
20M
8:38/mi
2:37:27
↑ 64↓ 500.2%
21M
9:14/mi
2:46:41
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
2:52:54
↑ 17↓ 861.7%
23M
8:41/mi
3:03:46
↑ 23↓ 630.6%
24M
8:08/mi
3:11:54
↓ 821.3%
40K· 24.85 mi
9:28/mi
3:20:00
↓ 200.3%
25.2M
10:35/mi
3:23:39
↑ 13↓ 160.2%
Finish· 26.22 mi
7:02/mi
3:30:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:20
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:52:29
Pace8:35 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1122:257:1322:25
7:13
-
10K
6.21 mi11:14:3644:507:1322:25
7:13
0:00
15K
9.32 mi11:37:421:07:567:1723:06
7:26
+0:13
20K
12.43 mi12:02:331:32:477:2824:51
8:00
+0:34
Half
13.11 mi12:08:061:38:207:305:33
8:08
+0:08
25K
15.53 mi12:28:321:58:467:3920:26
8:26
+0:18
30K
18.64 mi12:55:292:25:437:4926:57
8:40
+0:14
20M
20.00 mi13:07:132:37:277:5211:44
8:38
-0:02
21M
21.00 mi13:16:272:46:417:569:14
9:14
+0:36
35K
21.75 mi13:22:402:52:547:576:13
8:19
-0:55
23M
23.00 mi13:33:323:03:467:5910:52
8:41
+0:22
24M
24.00 mi13:41:403:11:548:008:08
8:08
-0:33
40K
24.85 mi13:49:463:20:008:038:06
9:28
+1:20
25.2M
25.20 mi13:53:253:23:398:053:39
10:35
+1:07
Finish
26.22 mi14:00:353:30:498:037:10
7:02
-3:33

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

7:02 /mi

Average Pace

8:03 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:06

36% of race

Time at Steady Pace

1:54:44

54% of race

Time at Slower Pace

20:59

10% 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 mi10:52:1122:257:1322:25
7:13
#8555
10K
6.21 mi11:14:3644:507:1322:25
7:13
#8259
15K
9.32 mi11:37:421:07:567:1723:06
7:26
#8536
20K
12.43 mi12:02:331:32:477:2824:51
8:00
#9358
Half
13.11 mi12:08:061:38:207:305:33
8:08
#9600
25K
15.53 mi12:28:321:58:467:3920:26
8:26
#10141
30K
18.64 mi12:55:292:25:437:4926:57
8:40
#10373
20M
20.00 mi13:07:132:37:277:5211:44
8:38
#10315
21M
21.00 mi13:16:272:46:417:569:14
9:14
#10198
35K
21.75 mi13:22:402:52:547:576:13
8:19
#10159
23M
23.00 mi13:33:323:03:467:5910:52
8:41
#10057
24M
24.00 mi13:41:403:11:548:008:08
8:08
#9891
40K
24.85 mi13:49:463:20:008:038:06
9:28
#10023
25.2M
25.20 mi13:53:253:23:398:053:39
10:35
#10086
Finish
26.22 mi14:00:353:30:498:037:10
7:02
#9751
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8555140214029174(Top 36%)1770(Top 16%)1770(Top 38%)
10K6.21 mi3.10 mi8259+2961313+891313+898053(Top 32%)1265(Top 12%)1265(Top 27%)
15K9.32 mi3.11 mi8536-2771432-1191432-1199174(Top 36%)1770(Top 16%)1770(Top 38%)
20K12.43 mi3.11 mi9358-8221826-3941826-39411806(Top 46%)3212(Top 29%)3212(Top 69%)
Half13.11 mi0.68 mi9600-2421954-1281954-12813603(Top 53%)4232(Top 39%)4232(Top 91%)
25K15.53 mi2.42 mi10141-5412284-3302284-33012663(Top 50%)3858(Top 35%)3858(Top 83%)
30K18.64 mi3.11 mi10373-2322513-2292513-22911557(Top 45%)3483(Top 32%)3483(Top 75%)
20M20.00 mi1.36 mi10315+582541-282541-2810184(Top 40%)3036(Top 28%)3036(Top 65%)
21M21.00 mi1.00 mi10198+1172530+112530+119651(Top 38%)3034(Top 28%)3034(Top 65%)
35K21.75 mi0.75 mi10159+392546-162546-169650(Top 38%)3030(Top 28%)3030(Top 65%)
23M23.00 mi1.25 mi10057+1022557-112557-119448(Top 37%)3104(Top 28%)3104(Top 67%)
24M24.00 mi1.00 mi9891+1662521+362521+367409(Top 29%)2204(Top 20%)2204(Top 47%)
40K24.85 mi0.85 mi10023-1322617-962617-9613008(Top 51%)5037(Top 46%)5037(Top 108%)
25.2M25.20 mi0.35 mi10086-632679-622679-6213102(Top 51%)5123(Top 47%)5123(Top 110%)
Finish26.22 mi1.02 mi9751+3352540+1392540+1393314(Top 13%)572(Top 5%)572(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9174

Females

1770

F18-39

1770

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8053

Females

1265

F18-39

1265

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9174

Females

1770

F18-39

1770

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

11806

Females

3212

F18-39

3212

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

13603

Females

4232

F18-39

4232

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

12663

Females

3858

F18-39

3858

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11557

Females

3483

F18-39

3483

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10184

Females

3036

F18-39

3036

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

9651

Females

3034

F18-39

3034

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

9650

Females

3030

F18-39

3030

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9448

Females

3104

F18-39

3104

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7409

Females

2204

F18-39

2204

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13008

Females

5037

F18-39

5037

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13102

Females

5123

F18-39

5123

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3314

Females

572

F18-39

572

Passing Analysis

Category:
Athletes Passed
2085*
Passed By
3275
Net Change
-1196
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8555
5K → 10K397101+296#8555#8259
10K → 15K99376-277#8259#8536
15K → 20K55877-822#8536#9358
20K → Half4246-242#9358#9600
Half → 25K95634-541#9600#10141
25K → 30K219450-232#10141#10373
30K → 20M171112+58#10373#10315
20M → 21M18568+117#10315#10198
21M → 35K9253+39#10198#10159
35K → 23M18684+102#10159#10057
23M → 24M179*13+166#10057#9891
24M → 40K46177-132#9891#10023
40K → 25.2M2284-63#10023#10086
25.2M → Finish335*0+335#10086#9751
TOTALS2085*3275-1196

* 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