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BOSTON MARATHON 2024

Brenda Johnson

Bib: 23313•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Top 18%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:59
Rank: #18774
Start → 5K
26:59 | 8:41/mi
10K· 6.21 mi
54:01
Rank: #18556 (+218)
5K → 10K
27:02 | 8:42/mi
15K· 9.32 mi
1:20:50
Rank: #18047 (+509)
10K → 15K
26:49 | 8:38/mi
20K· 12.43 mi
1:48:32
Rank: #17689 (+358)
15K → 20K
27:42 | 8:55/mi
Half· 13.11 mi
1:54:32
Rank: #17662 (+27)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:16:44
Rank: #17380 (+282)
Half → 25K
22:12 | 9:09/mi
30K· 18.64 mi
2:46:22
Rank: #17009 (+371)
25K → 30K
29:38 | 9:32/mi
20M
2:59:10
Rank: #16803 (+206)
30K → 20M
12:48 | 9:25/mi
21M
3:10:00
Rank: #16768 (+35)
20M → 21M
10:50 | 10:50/mi
35K· 21.75 mi
3:17:31
Rank: #16781 (-13)
21M → 35K
7:31 | 10:03/mi
23M
3:29:57
Rank: #16701 (+80)
35K → 23M
12:26 | 9:56/mi
24M
3:39:54
Rank: #16686 (+15)
23M → 24M
9:57 | 9:57/mi
40K· 24.85 mi
3:48:32
Rank: #16612 (+74)
24M → 40K
8:38 | 10:06/mi
25.2M
3:52:25
Rank: #16584 (+28)
40K → 25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
4:02:20
Rank: #16566 (+18)
25.2M → Finish
9:55 | 9:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:32
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:07:48
Pace9:45 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:2526:598:4126:59
8:41
-
10K
6.21 mi11:54:2754:018:4227:02
8:42
+0:01
15K
9.32 mi12:21:161:20:508:4026:49
8:38
-0:04
20K
12.43 mi12:48:581:48:328:4427:42
8:55
+0:17
Half
13.11 mi12:54:581:54:328:446:00
8:48
-0:07
25K
15.53 mi13:17:102:16:448:4822:12
9:09
+0:21
30K
18.64 mi13:46:482:46:228:5529:38
9:32
+0:23
20M
20.00 mi13:59:362:59:108:5712:48
9:25
-0:07
21M
21.00 mi14:10:263:10:009:0310:50
10:50
+1:25
35K
21.75 mi14:17:573:17:319:057:31
10:03
-0:47
23M
23.00 mi14:30:233:29:579:0812:26
9:56
-0:07
24M
24.00 mi14:40:203:39:549:109:57
9:57
+0:01
40K
24.85 mi14:48:583:48:329:128:38
10:06
+0:09
25.2M
25.20 mi14:52:513:52:259:133:53
11:16
+1:10
Finish
26.22 mi15:02:464:02:209:159:55
9:44
-1:32

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

9:15 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:32

47% of race

Time at Steady Pace

1:14:33

31% of race

Time at Slower Pace

53:15

22% of race

Average Pace: 9:15 /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 mi11:27:2526:598:4126:59
8:41
#18774
10K
6.21 mi11:54:2754:018:4227:02
8:42
#18556
15K
9.32 mi12:21:161:20:508:4026:49
8:38
#18047
20K
12.43 mi12:48:581:48:328:4427:42
8:55
#17689
Half
13.11 mi12:54:581:54:328:446:00
8:48
#17662
25K
15.53 mi13:17:102:16:448:4822:12
9:09
#17380
30K
18.64 mi13:46:482:46:228:5529:38
9:32
#17009
20M
20.00 mi13:59:362:59:108:5712:48
9:25
#16803
21M
21.00 mi14:10:263:10:009:0310:50
10:50
#16768
35K
21.75 mi14:17:573:17:319:057:31
10:03
#16781
23M
23.00 mi14:30:233:29:579:0812:26
9:56
#16701
24M
24.00 mi14:40:203:39:549:109:57
9:57
#16686
40K
24.85 mi14:48:583:48:329:128:38
10:06
#16612
25.2M
25.20 mi14:52:513:52:259:133:53
11:16
#16584
Finish
26.22 mi15:02:464:02:209:159:55
9:44
#16566
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi187747215721517139(Top 67%)6220(Top 57%)6220(Top 1133%)
10K6.21 mi3.10 mi18556+2187077+1387077+13818374(Top 72%)6944(Top 64%)6944(Top 1265%)
15K9.32 mi3.11 mi18047+5096766+3116766+31117139(Top 67%)6220(Top 57%)6220(Top 1133%)
20K12.43 mi3.11 mi17689+3586569+1976569+19716976(Top 66%)6151(Top 56%)6151(Top 1120%)
Half13.11 mi0.68 mi17662+276558+116558+1117337(Top 68%)6415(Top 59%)6415(Top 1168%)
25K15.53 mi2.42 mi17380+2826423+1356423+13516246(Top 64%)5860(Top 54%)5860(Top 1067%)
30K18.64 mi3.11 mi17009+3716261+1626261+16215612(Top 61%)5748(Top 53%)5748(Top 1047%)
20M20.00 mi1.36 mi16803+2066181+806181+8014181(Top 56%)5227(Top 48%)5227(Top 952%)
21M21.00 mi1.00 mi16768+356195-146195-1415888(Top 62%)6271(Top 57%)6271(Top 1142%)
35K21.75 mi0.75 mi16781-136219-246219-2417315(Top 68%)7000(Top 64%)7000(Top 1275%)
23M23.00 mi1.25 mi16701+806199+206199+2015246(Top 60%)6047(Top 55%)6047(Top 1101%)
24M24.00 mi1.00 mi16686+156216-176216-1716161(Top 63%)6529(Top 60%)6529(Top 1189%)
40K24.85 mi0.85 mi16612+746214+26214+215365(Top 60%)6192(Top 57%)6192(Top 1128%)
25.2M25.20 mi0.35 mi16584+286211+36211+315381(Top 60%)6219(Top 57%)6219(Top 1133%)
Finish26.22 mi1.02 mi16566+186227-166227-1617486(Top 68%)7251(Top 66%)7251(Top 1321%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17139

Females

6220

F60-64

6220

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

18374

Females

6944

F60-64

6944

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17139

Females

6220

F60-64

6220

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

16976

Females

6151

F60-64

6151

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

17337

Females

6415

F60-64

6415

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16246

Females

5860

F60-64

5860

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

15612

Females

5748

F60-64

5748

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14181

Females

5227

F60-64

5227

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

15888

Females

6271

F60-64

6271

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

17315

Females

7000

F60-64

7000

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15246

Females

6047

F60-64

6047

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16161

Females

6529

F60-64

6529

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15365

Females

6192

F60-64

6192

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15381

Females

6219

F60-64

6219

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

17486

Females

7251

F60-64

7251

Passing Analysis

Category:
Athletes Passed
3146
Passed By
938
Net Change
+2208
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18774
5K → 10K407189+218#18774#18556
10K → 15K53627+509#18556#18047
15K → 20K43779+358#18047#17689
20K → Half5528+27#17689#17662
Half → 25K35270+282#17662#17380
25K → 30K45281+371#17380#17009
30K → 20M22721+206#17009#16803
20M → 21M13398+35#16803#16768
21M → 35K6881-13#16768#16781
35K → 23M14565+80#16781#16701
23M → 24M7863+15#16701#16686
24M → 40K12551+74#16686#16612
40K → 25.2M4517+28#16612#16584
25.2M → Finish8668+18#16584#16566
TOTALS3146938+2208
📊

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