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BOSTON MARATHON 2024

Jennifer Glass

Bib: 21959•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 49%
Masters (Masters Women)
#0 / 6263
Top 39%
Division (F55-59)
#0 / 876
Top 20%
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
8:37/mi
26:45
↑ 97↓ 3451.5%
10K· 6.21 mi
8:25/mi
52:55
↑ 79↓ 1380.4%
15K· 9.32 mi
8:25/mi
1:19:03
↑ 67↓ 78
20K· 12.43 mi
8:32/mi
1:45:33
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:51:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:44/mi
2:12:31
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:40:44
↑ 181↓ 1480.2%
20M
9:20/mi
2:53:25
↑ 64↓ 500.2%
21M
10:08/mi
3:03:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:10:14
↑ 17↓ 861.7%
23M
9:22/mi
3:21:58
↑ 23↓ 630.6%
24M
9:24/mi
3:31:22
↓ 821.3%
40K· 24.85 mi
9:24/mi
3:39:24
↓ 200.3%
25.2M
11:53/mi
3:43:30
↑ 13↓ 160.2%
Finish· 26.22 mi
9:20/mi
3:53:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:21
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:01:40
Pace9:17 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1726:458:3726:45
8:37
-
10K
6.21 mi11:50:2752:558:3126:10
8:25
-0:12
15K
9.32 mi12:16:351:19:038:2926:08
8:25
0:00
20K
12.43 mi12:43:051:45:338:3026:30
8:32
+0:07
Half
13.11 mi12:48:531:51:218:305:48
8:30
-0:02
25K
15.53 mi13:10:032:12:318:3221:10
8:44
+0:14
30K
18.64 mi13:38:162:40:448:3728:13
9:05
+0:21
20M
20.00 mi13:50:572:53:258:4012:41
9:20
+0:15
21M
21.00 mi14:01:053:03:338:4410:08
10:08
+0:48
35K
21.75 mi14:07:463:10:148:456:41
8:56
-1:12
23M
23.00 mi14:19:303:21:588:4711:44
9:22
+0:26
24M
24.00 mi14:28:543:31:228:489:24
9:24
+0:02
40K
24.85 mi14:36:563:39:248:508:02
9:24
0:00
25.2M
25.20 mi14:41:023:43:308:524:06
11:53
+2:29
Finish
26.22 mi14:50:333:53:018:549:31
9:20
-2:33

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

8:25 /mi

Average Pace

8:54 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:21

48% of race

Time at Steady Pace

1:47:26

46% of race

Time at Slower Pace

14:14

6% of race

Average Pace: 8:53 /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 mi11:24:1726:458:3726:45
8:37
#18373
10K
6.21 mi11:50:2752:558:3126:10
8:25
#17602
15K
9.32 mi12:16:351:19:038:2926:08
8:25
#16961
20K
12.43 mi12:43:051:45:338:3026:30
8:32
#16389
Half
13.11 mi12:48:531:51:218:305:48
8:30
#16347
25K
15.53 mi13:10:032:12:318:3221:10
8:44
#15921
30K
18.64 mi13:38:162:40:448:3728:13
9:05
#15460
20M
20.00 mi13:50:572:53:258:4012:41
9:20
#15347
21M
21.00 mi14:01:053:03:338:4410:08
10:08
#15219
35K
21.75 mi14:07:463:10:148:456:41
8:56
#15152
23M
23.00 mi14:19:303:21:588:4711:44
9:22
#14992
24M
24.00 mi14:28:543:31:228:489:24
9:24
#14930
40K
24.85 mi14:36:563:39:248:508:02
9:24
#14809
25.2M
25.20 mi14:41:023:43:308:524:06
11:53
#14856
Finish
26.22 mi14:50:333:53:018:549:31
9:20
#14902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi183736972697215911(Top 62%)5509(Top 50%)5509(Top 629%)
10K6.21 mi3.10 mi17602+7716500+4726500+47216827(Top 66%)6028(Top 55%)6028(Top 688%)
15K9.32 mi3.11 mi16961+6416121+3796121+37915911(Top 62%)5509(Top 50%)5509(Top 629%)
20K12.43 mi3.11 mi16389+5725795+3265795+32614966(Top 59%)4990(Top 46%)4990(Top 570%)
Half13.11 mi0.68 mi16347+425775+205775+2015774(Top 62%)5506(Top 50%)5506(Top 629%)
25K15.53 mi2.42 mi15921+4265563+2125563+21214234(Top 56%)4736(Top 43%)4736(Top 541%)
30K18.64 mi3.11 mi15460+4615357+2065357+20613636(Top 53%)4640(Top 42%)4640(Top 530%)
20M20.00 mi1.36 mi15347+1135330+275330+2713789(Top 54%)5007(Top 46%)5007(Top 572%)
21M21.00 mi1.00 mi15219+1285306+245306+2413508(Top 53%)5048(Top 46%)5048(Top 576%)
35K21.75 mi0.75 mi15152+675290+165290+1613025(Top 51%)4827(Top 44%)4827(Top 551%)
23M23.00 mi1.25 mi14992+1605239+515239+5112945(Top 51%)4880(Top 45%)4880(Top 557%)
24M24.00 mi1.00 mi14930+625258-195258-1914051(Top 55%)5463(Top 50%)5463(Top 624%)
40K24.85 mi0.85 mi14809+1215224+345224+3412730(Top 50%)4917(Top 45%)4917(Top 561%)
25.2M25.20 mi0.35 mi14856-475263-395263-3917096(Top 67%)7090(Top 65%)7090(Top 809%)
Finish26.22 mi1.02 mi14902-465325-625325-6215798(Top 62%)6414(Top 59%)6414(Top 732%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15911

Females

5509

F55-59

5509

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

16827

Females

6028

F55-59

6028

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15911

Females

5509

F55-59

5509

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

14966

Females

4990

F55-59

4990

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

15774

Females

5506

F55-59

5506

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14234

Females

4736

F55-59

4736

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

13636

Females

4640

F55-59

4640

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13789

Females

5007

F55-59

5007

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

13508

Females

5048

F55-59

5048

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13025

Females

4827

F55-59

4827

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

12945

Females

4880

F55-59

4880

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14051

Females

5463

F55-59

5463

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

12730

Females

4917

F55-59

4917

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17096

Females

7090

F55-59

7090

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

15798

Females

6414

F55-59

6414

Passing Analysis

Category:
Athletes Passed
4155
Passed By
684
Net Change
+3471
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18373
5K → 10K81645+771#18373#17602
10K → 15K67029+641#17602#16961
15K → 20K60634+572#16961#16389
20K → Half6523+42#16389#16347
Half → 25K45933+426#16347#15921
25K → 30K52160+461#15921#15460
30K → 20M17057+113#15460#15347
20M → 21M18860+128#15347#15219
21M → 35K9831+67#15219#15152
35K → 23M19131+160#15152#14992
23M → 24M12462+62#14992#14930
24M → 40K15332+121#14930#14809
40K → 25.2M2471-47#14809#14856
25.2M → Finish70116-46#14856#14902
TOTALS4155684+3471
📊

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