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BOSTON MARATHON 2024

Beth Nixon

Bib: 21120•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
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
8:38/mi
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:43/mi
53:55
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:21:43
↑ 67↓ 78
20K· 12.43 mi
9:21/mi
1:50:46
↑ 106↓ 860.1%
Half· 13.11 mi
8:56/mi
1:56:52
↑ 19↓ 370.5%
25K· 15.53 mi
10:11/mi
2:21:34
↑ 66↓ 880.2%
30K· 18.64 mi
10:39/mi
2:54:38
↑ 181↓ 1480.2%
20M
11:23/mi
3:10:06
↑ 64↓ 500.2%
21M
12:53/mi
3:22:59
↑ 106↓ 241.6%
35K· 21.75 mi
11:19/mi
3:31:27
↑ 17↓ 861.7%
23M
11:29/mi
3:45:50
↑ 23↓ 630.6%
24M
12:03/mi
3:57:53
↓ 821.3%
40K· 24.85 mi
15:25/mi
4:11:04
↓ 200.3%
25.2M
20:09/mi
4:18:01
↑ 13↓ 160.2%
Finish· 26.22 mi
13:16/mi
4:31:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:52
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:34:40
Pace11:48 /mi
📊Positive Split: 32.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1226:508:3826:50
8:38
-
10K
6.21 mi11:50:1753:558:4127:05
8:43
+0:05
15K
9.32 mi12:18:051:21:438:4627:48
8:57
+0:14
20K
12.43 mi12:47:081:50:468:5529:03
9:21
+0:24
Half
13.11 mi12:53:141:56:528:556:06
8:56
-0:25
25K
15.53 mi13:17:562:21:349:0724:42
10:11
+1:15
30K
18.64 mi13:51:002:54:389:2233:04
10:39
+0:28
20M
20.00 mi14:06:283:10:069:3015:28
11:23
+0:44
21M
21.00 mi14:19:213:22:599:4012:53
12:53
+1:30
35K
21.75 mi14:27:493:31:279:438:28
11:19
-1:34
23M
23.00 mi14:42:123:45:509:4914:23
11:29
+0:10
24M
24.00 mi14:54:153:57:539:5512:03
12:03
+0:34
40K
24.85 mi15:07:264:11:0410:0613:11
15:25
+3:22
25.2M
25.20 mi15:14:234:18:0110:146:57
20:09
+4:44
Finish
26.22 mi15:27:544:31:3210:2213:31
13:16
-6:53

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

8:38 /mi

Average Pace

10:22 /mi

Slowest Pace

20:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:52

43% of race

Time at Steady Pace

1:48:08

40% of race

Time at Slower Pace

46:32

17% of race

Average Pace: 10:21 /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 mi11:23:1226:508:3826:50
8:38
#18535
10K
6.21 mi11:50:1753:558:4127:05
8:43
#18478
15K
9.32 mi12:18:051:21:438:4627:48
8:57
#18547
20K
12.43 mi12:47:081:50:468:5529:03
9:21
#18564
Half
13.11 mi12:53:141:56:528:556:06
8:56
#18533
25K
15.53 mi13:17:562:21:349:0724:42
10:11
#18793
30K
18.64 mi13:51:002:54:389:2233:04
10:39
#18904
20M
20.00 mi14:06:283:10:069:3015:28
11:23
#19028
21M
21.00 mi14:19:213:22:599:4012:53
12:53
#19138
35K
21.75 mi14:27:493:31:279:438:28
11:19
#19183
23M
23.00 mi14:42:123:45:509:4914:23
11:29
#19202
24M
24.00 mi14:54:153:57:539:5512:03
12:03
#19320
40K
24.85 mi15:07:264:11:0410:0613:11
15:25
#19695
25.2M
25.20 mi15:14:234:18:0110:146:57
20:09
#19968
Finish
26.22 mi15:27:544:31:3210:2213:31
13:16
#20258
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi185357078707818672(Top 73%)7064(Top 65%)7064(Top 595%)
10K6.21 mi3.10 mi18478+577039+397039+3918466(Top 72%)7006(Top 64%)7006(Top 590%)
15K9.32 mi3.11 mi18547-697049-107049-1018672(Top 73%)7064(Top 65%)7064(Top 595%)
20K12.43 mi3.11 mi18564-177051-27051-218714(Top 73%)7121(Top 65%)7121(Top 600%)
Half13.11 mi0.68 mi18533+317038+137038+1318047(Top 71%)6827(Top 62%)6827(Top 575%)
25K15.53 mi2.42 mi18793-2607195-1577195-15719644(Top 77%)7731(Top 71%)7731(Top 651%)
30K18.64 mi3.11 mi18904-1117315-1207315-12019144(Top 75%)7654(Top 70%)7654(Top 645%)
20M20.00 mi1.36 mi19028-1247419-1047419-10420141(Top 79%)8302(Top 76%)8302(Top 699%)
21M21.00 mi1.00 mi19138-1107500-817500-8120535(Top 80%)8592(Top 79%)8592(Top 724%)
35K21.75 mi0.75 mi19183-457534-347534-3420480(Top 80%)8581(Top 79%)8581(Top 723%)
23M23.00 mi1.25 mi19202-197565-317565-3119618(Top 77%)8204(Top 75%)8204(Top 691%)
24M24.00 mi1.00 mi19320-1187651-867651-8621548(Top 84%)9211(Top 84%)9211(Top 776%)
40K24.85 mi0.85 mi19695-3757863-2127863-21224765(Top 97%)10679(Top 98%)10679(Top 900%)
25.2M25.20 mi0.35 mi19968-2738017-1548017-15425379(Top 99%)10873(Top 100%)10873(Top 916%)
Finish26.22 mi1.02 mi20258-2908188-1718188-17124557(Top 96%)10612(Top 97%)10612(Top 894%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18672

Females

7064

F50-54

7064

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

18466

Females

7006

F50-54

7006

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18672

Females

7064

F50-54

7064

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

18714

Females

7121

F50-54

7121

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18047

Females

6827

F50-54

6827

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

19644

Females

7731

F50-54

7731

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19144

Females

7654

F50-54

7654

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

20141

Females

8302

F50-54

8302

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

20535

Females

8592

F50-54

8592

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

20480

Females

8581

F50-54

8581

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

19618

Females

8204

F50-54

8204

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

21548

Females

9211

F50-54

9211

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

24765

Females

10679

F50-54

10679

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

25379

Females

10873

F50-54

10873

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

24557

Females

10612

F50-54

10612

Passing Analysis

Category:
Athletes Passed
1427
Passed By
3150
Net Change
-1723
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18535
5K → 10K311254+57#18535#18478
10K → 15K195264-69#18478#18547
15K → 20K249266-17#18547#18564
20K → Half5827+31#18564#18533
Half → 25K129389-260#18533#18793
25K → 30K185296-111#18793#18904
30K → 20M55179-124#18904#19028
20M → 21M52162-110#19028#19138
21M → 35K4489-45#19138#19183
35K → 23M87106-19#19183#19202
23M → 24M33151-118#19202#19320
24M → 40K11386-375#19320#19695
40K → 25.2M3276-273#19695#19968
25.2M → Finish15305-290#19968#20258
TOTALS14273150-1723
📊

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