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BOSTON MARATHON 2024

Heather Mumford

VA

Bib: 21443 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 39%
Masters (Masters Women)
#0 / 6263
Top 27%
Division (F50-54)
#0 / 1187
Top 20%
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
8:09/mi
25:20
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:08/mi
50:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:08/mi
1:15:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:17/mi
1:41:34
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:58/mi
1:47:00
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:30/mi
2:07:37
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:39/mi
2:34:30
↑ 181↓ 1480.2%
138 ft elev
20M
8:47/mi
2:46:26
↑ 64↓ 500.2%
148 ft elev
21M
9:20/mi
2:55:46
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:23/mi
3:02:02
↑ 17↓ 861.7%
156 ft elev
23M
8:52/mi
3:13:08
↑ 23↓ 630.6%
116 ft elev
24M
9:05/mi
3:22:13
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:31/mi
3:30:21
↓ 200.3%
20 ft elev
25.2M
11:53/mi
3:34:27
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:45/mi
3:44:23
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:00
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:57:23
Pace8:57 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3325:208:0925:20
8:09
-
10K
6.21 mi11:46:4850:358:0825:15
8:08
-0:01
15K
9.32 mi12:12:041:15:518:0825:16
8:08
0:00
20K
12.43 mi12:37:471:41:348:1025:43
8:17
+0:09
Half
13.11 mi12:43:131:47:008:105:26
7:58
-0:19
25K
15.53 mi13:03:502:07:378:1320:37
8:30
+0:32
30K
18.64 mi13:30:432:34:308:1726:53
8:39
+0:09
20M
20.00 mi13:42:392:46:268:1911:56
8:47
+0:08
21M
21.00 mi13:51:592:55:468:229:20
9:20
+0:33
35K
21.75 mi13:58:153:02:028:226:16
8:23
-0:57
23M
23.00 mi14:09:213:13:088:2411:06
8:52
+0:29
24M
24.00 mi14:18:263:22:138:269:05
9:05
+0:13
40K
24.85 mi14:26:343:30:218:288:08
9:31
+0:26
25.2M
25.20 mi14:30:403:34:278:314:06
11:53
+2:22
Finish
26.22 mi14:40:363:44:238:349:56
9:45
-2:08

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

7:58 /mi

Average Pace

8:34 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:17

36% of race

Time at Steady Pace

1:51:36

50% of race

Time at Slower Pace

31:30

14% of race

Average Pace: 8:33 /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 mi11:21:3325:208:0925:20
8:09
#15742
10K
6.21 mi11:46:4850:358:0825:15
8:08
#15404
15K
9.32 mi12:12:041:15:518:0825:16
8:08
#14951
20K
12.43 mi12:37:471:41:348:1025:43
8:17
#14563
Half
13.11 mi12:43:131:47:008:105:26
7:58
#14417
25K
15.53 mi13:03:502:07:378:1320:37
8:30
#14144
30K
18.64 mi13:30:432:34:308:1726:53
8:39
#13541
20M
20.00 mi13:42:392:46:268:1911:56
8:47
#13269
21M
21.00 mi13:51:592:55:468:229:20
9:20
#13020
35K
21.75 mi13:58:153:02:028:226:16
8:23
#12870
23M
23.00 mi14:09:213:13:088:2411:06
8:52
#12685
24M
24.00 mi14:18:263:22:138:269:05
9:05
#12661
40K
24.85 mi14:26:343:30:218:288:08
9:31
#12658
25.2M
25.20 mi14:30:403:34:278:314:06
11:53
#12792
Finish
26.22 mi14:40:363:44:238:349:56
9:45
#12991
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi15742541054101431045524552
10K6.21 mi3.10 mi15404+3385185+2255185+2251506749734973
15K9.32 mi3.11 mi14951+4534915+2704915+2701431045524552
20K12.43 mi3.11 mi14563+3884691+2244691+2241359241824182
Half13.11 mi0.68 mi14417+1464619+724619+721257336503650
25K15.53 mi2.42 mi14144+2734484+1354484+1351307840824082
30K18.64 mi3.11 mi13541+6034216+2684216+2681146534313431
20M20.00 mi1.36 mi13269+2724139+774139+771100434773477
21M21.00 mi1.00 mi13020+2494047+924047+921013833033303
35K21.75 mi0.75 mi12870+1503995+523995+521006132713271
23M23.00 mi1.25 mi12685+1853942+533942+531049336583658
24M24.00 mi1.00 mi12661+243986-443986-441259147124712
40K24.85 mi0.85 mi12658+34038-524038-521317451315131
25.2M25.20 mi0.35 mi12792-1344132-944132-941709170857085
Finish26.22 mi1.02 mi12991-1994275-1434275-1431753372727272

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14310

Females

4552

F50-54

4552

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15067

Females

4973

F50-54

4973

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14310

Females

4552

F50-54

4552

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

13592

Females

4182

F50-54

4182

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12573

Females

3650

F50-54

3650

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13078

Females

4082

F50-54

4082

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11465

Females

3431

F50-54

3431

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11004

Females

3477

F50-54

3477

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10138

Females

3303

F50-54

3303

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10061

Females

3271

F50-54

3271

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

10493

Females

3658

F50-54

3658

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12591

Females

4712

F50-54

4712

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13174

Females

5131

F50-54

5131

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17091

Females

7085

F50-54

7085

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

17533

Females

7272

F50-54

7272

Passing Analysis

Category:
Athletes Passed
3778
Passed By
1027
Net Change
+2751
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15742
5K → 10K477139+338#15742#15404
10K → 15K50148+453#15404#14951
15K → 20K44658+388#14951#14563
20K → Half1493+146#14563#14417
Half → 25K35986+273#14417#14144
25K → 30K63835+603#14144#13541
30K → 20M29321+272#13541#13269
20M → 21M27223+249#13269#13020
21M → 35K16111+150#13020#12870
35K → 23M22136+185#12870#12685
23M → 24M11288+24#12685#12661
24M → 40K9794+3#12661#12658
40K → 25.2M13147-134#12658#12792
25.2M → Finish39238-199#12792#12991
TOTALS37781027+2751

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