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BOSTON MARATHON 2024

Jennifer Stong

Bib: 21893•F

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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

Start
0:00:00
Race begins
5K· 3.11 mi
26:36
Rank: #18122
Start → 5K
26:36 | 8:34/mi
10K· 6.21 mi
53:45
Rank: #18348 (-226)
5K → 10K
27:09 | 8:44/mi
15K· 9.32 mi
1:21:15
Rank: #18262 (+86)
10K → 15K
27:30 | 8:51/mi
20K· 12.43 mi
1:50:05
Rank: #18300 (-38)
15K → 20K
28:50 | 9:17/mi
Half· 13.11 mi
1:56:13
Rank: #18274 (+26)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:20:00
Rank: #18361 (-87)
Half → 25K
23:47 | 9:49/mi
30K· 18.64 mi
2:52:06
Rank: #18395 (-34)
25K → 30K
32:06 | 10:20/mi
20M
3:06:07
Rank: #18320 (+75)
30K → 20M
14:01 | 10:19/mi
21M
3:17:47
Rank: #18314 (+6)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
3:25:49
Rank: #18331 (-17)
21M → 35K
8:02 | 10:44/mi
23M
3:39:44
Rank: #18337 (-6)
35K → 23M
13:55 | 11:07/mi
24M
3:50:55
Rank: #18397 (-60)
23M → 24M
11:11 | 11:11/mi
40K· 24.85 mi
4:00:59
Rank: #18467 (-70)
24M → 40K
10:04 | 11:46/mi
25.2M
4:05:31
Rank: #18483 (-16)
40K → 25.2M
4:32 | 13:09/mi
Finish· 26.22 mi
4:16:50
Rank: #18593 (-110)
25.2M → Finish
11:19 | 11:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:13
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:20:37
Pace10:44 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2226:368:3426:36
8:34
-
10K
6.21 mi11:50:3153:458:3927:09
8:44
+0:10
15K
9.32 mi12:18:011:21:158:4327:30
8:51
+0:07
20K
12.43 mi12:46:511:50:058:5128:50
9:17
+0:26
Half
13.11 mi12:52:591:56:138:526:08
8:59
-0:18
25K
15.53 mi13:16:462:20:009:0123:47
9:49
+0:50
30K
18.64 mi13:48:522:52:069:1432:06
10:20
+0:31
20M
20.00 mi14:02:533:06:079:1814:01
10:19
-0:01
21M
21.00 mi14:14:333:17:479:2511:40
11:40
+1:21
35K
21.75 mi14:22:353:25:499:288:02
10:44
-0:56
23M
23.00 mi14:36:303:39:449:3313:55
11:07
+0:23
24M
24.00 mi14:47:413:50:559:3711:11
11:11
+0:04
40K
24.85 mi14:57:454:00:599:4210:04
11:46
+0:35
25.2M
25.20 mi15:02:174:05:319:454:32
13:09
+1:23
Finish
26.22 mi15:13:364:16:509:4811:19
11:06
-2:03

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

8:34 /mi

Average Pace

9:48 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:13

45% of race

Time at Steady Pace

1:17:56

30% of race

Time at Slower Pace

1:02:41

24% of race

Average Pace: 9:48 /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 mi11:23:2226:368:3426:36
8:34
#18122
10K
6.21 mi11:50:3153:458:3927:09
8:44
#18348
15K
9.32 mi12:18:011:21:158:4327:30
8:51
#18262
20K
12.43 mi12:46:511:50:058:5128:50
9:17
#18300
Half
13.11 mi12:52:591:56:138:526:08
8:59
#18274
25K
15.53 mi13:16:462:20:009:0123:47
9:49
#18361
30K
18.64 mi13:48:522:52:069:1432:06
10:20
#18395
20M
20.00 mi14:02:533:06:079:1814:01
10:19
#18320
21M
21.00 mi14:14:333:17:479:2511:40
11:40
#18314
35K
21.75 mi14:22:353:25:499:288:02
10:44
#18331
23M
23.00 mi14:36:303:39:449:3313:55
11:07
#18337
24M
24.00 mi14:47:413:50:559:3711:11
11:11
#18397
40K
24.85 mi14:57:454:00:599:4210:04
11:46
#18467
25.2M
25.20 mi15:02:174:05:319:454:32
13:09
#18483
Finish
26.22 mi15:13:364:16:509:4811:19
11:06
#18593
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi181226832683218220(Top 71%)6825(Top 62%)6825(Top 575%)
10K6.21 mi3.10 mi18348-2266953-1216953-12118575(Top 73%)7069(Top 65%)7069(Top 596%)
15K9.32 mi3.11 mi18262+866887+666887+6618220(Top 71%)6825(Top 62%)6825(Top 575%)
20K12.43 mi3.11 mi18300-386897-106897-1018496(Top 72%)6991(Top 64%)6991(Top 589%)
Half13.11 mi0.68 mi18274+266891+66891+618262(Top 71%)6932(Top 63%)6932(Top 584%)
25K15.53 mi2.42 mi18361-876967-766967-7618582(Top 73%)7153(Top 65%)7153(Top 603%)
30K18.64 mi3.11 mi18395-347048-817048-8118337(Top 72%)7220(Top 66%)7220(Top 608%)
20M20.00 mi1.36 mi18320+757036+127036+1217452(Top 68%)6958(Top 64%)6958(Top 586%)
21M21.00 mi1.00 mi18314+67060-247060-2418058(Top 71%)7352(Top 67%)7352(Top 619%)
35K21.75 mi0.75 mi18331-177079-197079-1919199(Top 75%)7926(Top 73%)7926(Top 668%)
23M23.00 mi1.25 mi18337-67106-277106-2718751(Top 73%)7768(Top 71%)7768(Top 654%)
24M24.00 mi1.00 mi18397-607164-587164-5819711(Top 77%)8297(Top 76%)8297(Top 699%)
40K24.85 mi0.85 mi18467-707216-527216-5219978(Top 78%)8502(Top 78%)8502(Top 716%)
25.2M25.20 mi0.35 mi18483-167243-277243-2720003(Top 78%)8516(Top 78%)8516(Top 717%)
Finish26.22 mi1.02 mi18593-1107332-897332-8921603(Top 85%)9257(Top 85%)9257(Top 780%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18220

Females

6825

F50-54

6825

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

18575

Females

7069

F50-54

7069

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18220

Females

6825

F50-54

6825

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

18496

Females

6991

F50-54

6991

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18262

Females

6932

F50-54

6932

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

18582

Females

7153

F50-54

7153

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

18337

Females

7220

F50-54

7220

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

17452

Females

6958

F50-54

6958

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

18058

Females

7352

F50-54

7352

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

19199

Females

7926

F50-54

7926

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

18751

Females

7768

F50-54

7768

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

19711

Females

8297

F50-54

8297

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19978

Females

8502

F50-54

8502

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20003

Females

8516

F50-54

8516

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

21603

Females

9257

F50-54

9257

Passing Analysis

Category:
Athletes Passed
1705
Passed By
2176
Net Change
-471
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18122
5K → 10K192418-226#18122#18348
10K → 15K267181+86#18348#18262
15K → 20K231269-38#18262#18300
20K → Half5731+26#18300#18274
Half → 25K177264-87#18274#18361
25K → 30K232266-34#18361#18395
30K → 20M13762+75#18395#18320
20M → 21M9488+6#18320#18314
21M → 35K5673-17#18314#18331
35K → 23M97103-6#18331#18337
23M → 24M53113-60#18337#18397
24M → 40K43113-70#18397#18467
40K → 25.2M2844-16#18467#18483
25.2M → Finish41151-110#18483#18593
TOTALS17052176-471
📊

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