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BOSTON MARATHON 2024

Emily Saks

Bib: 21447•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 43%
Division (F45-49)
#0 / 1753
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
8:51/mi
27:31
↑ 97↓ 3451.5%
10K· 6.21 mi
9:04/mi
55:40
↑ 79↓ 1380.4%
15K· 9.32 mi
9:00/mi
1:23:38
↑ 67↓ 78
20K· 12.43 mi
8:55/mi
1:51:19
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:57:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:53/mi
2:18:43
↑ 66↓ 880.2%
30K· 18.64 mi
9:02/mi
2:46:47
↑ 181↓ 1480.2%
20M
9:10/mi
2:59:14
↑ 64↓ 500.2%
21M
9:35/mi
3:08:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:51/mi
3:15:26
↑ 17↓ 861.7%
23M
9:09/mi
3:26:53
↑ 23↓ 630.6%
24M
9:03/mi
3:35:56
↓ 821.3%
40K· 24.85 mi
9:17/mi
3:43:52
↓ 200.3%
25.2M
10:12/mi
3:47:23
↑ 13↓ 160.2%
Finish· 26.22 mi
8:26/mi
3:55:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:10
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time1:58:49
Pace9:04 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1427:318:5127:31
8:51
-
10K
6.21 mi11:54:2355:408:5828:09
9:04
+0:13
15K
9.32 mi12:22:211:23:388:5827:58
9:00
-0:04
20K
12.43 mi12:50:021:51:198:5727:41
8:55
-0:05
Half
13.11 mi12:55:531:57:108:565:51
8:34
-0:21
25K
15.53 mi13:17:262:18:438:5621:33
8:53
+0:19
30K
18.64 mi13:45:302:46:478:5728:04
9:02
+0:09
20M
20.00 mi13:57:572:59:148:5812:27
9:10
+0:08
21M
21.00 mi14:07:323:08:498:599:35
9:35
+0:25
35K
21.75 mi14:14:093:15:268:596:37
8:51
-0:44
23M
23.00 mi14:25:363:26:539:0011:27
9:09
+0:18
24M
24.00 mi14:34:393:35:569:009:03
9:03
-0:06
40K
24.85 mi14:42:353:43:529:007:56
9:17
+0:14
25.2M
25.20 mi14:46:063:47:239:013:31
10:12
+0:55
Finish
26.22 mi14:54:423:55:599:008:36
8:26
-1:46

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

8:26 /mi

Average Pace

9:00 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:27

6% of race

Time at Steady Pace

3:20:30

85% of race

Time at Slower Pace

21:02

9% of race

Average Pace: 9:00 /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 mi11:26:1427:318:5127:31
8:51
#19513
10K
6.21 mi11:54:2355:408:5828:09
9:04
#19719
15K
9.32 mi12:22:211:23:388:5827:58
9:00
#19453
20K
12.43 mi12:50:021:51:198:5727:41
8:55
#18776
Half
13.11 mi12:55:531:57:108:565:51
8:34
#18625
25K
15.53 mi13:17:262:18:438:5621:33
8:53
#17973
30K
18.64 mi13:45:302:46:478:5728:04
9:02
#17113
20M
20.00 mi13:57:572:59:148:5812:27
9:10
#16815
21M
21.00 mi14:07:323:08:498:599:35
9:35
#16505
35K
21.75 mi14:14:093:15:268:596:37
8:51
#16351
23M
23.00 mi14:25:363:26:539:0011:27
9:09
#16087
24M
24.00 mi14:34:393:35:569:009:03
9:03
#15914
40K
24.85 mi14:42:353:43:529:007:56
9:17
#15741
25.2M
25.20 mi14:46:063:47:239:013:31
10:12
#15659
Finish
26.22 mi14:54:423:55:599:008:36
8:26
#15497
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi195137631763118928(Top 74%)7211(Top 66%)7211(Top 411%)
10K6.21 mi3.10 mi19719-2067711-807711-8019986(Top 78%)7819(Top 72%)7819(Top 446%)
15K9.32 mi3.11 mi19453+2667549+1627549+16218928(Top 74%)7211(Top 66%)7211(Top 411%)
20K12.43 mi3.11 mi18776+6777168+3817168+38116945(Top 66%)6130(Top 56%)6130(Top 350%)
Half13.11 mi0.68 mi18625+1517085+837085+8316166(Top 63%)5723(Top 52%)5723(Top 326%)
25K15.53 mi2.42 mi17973+6526754+3316754+33115017(Top 59%)5195(Top 48%)5195(Top 296%)
30K18.64 mi3.11 mi17113+8606321+4336321+43313405(Top 52%)4511(Top 41%)4511(Top 257%)
20M20.00 mi1.36 mi16815+2986186+1356186+13512956(Top 51%)4557(Top 42%)4557(Top 260%)
21M21.00 mi1.00 mi16505+3106033+1536033+15311262(Top 44%)3886(Top 36%)3886(Top 222%)
35K21.75 mi0.75 mi16351+1545968+655968+6512609(Top 49%)4603(Top 42%)4603(Top 263%)
23M23.00 mi1.25 mi16087+2645859+1095859+10911925(Top 47%)4371(Top 40%)4371(Top 249%)
24M24.00 mi1.00 mi15914+1735791+685791+6812450(Top 49%)4649(Top 43%)4649(Top 265%)
40K24.85 mi0.85 mi15741+1735733+585733+5812185(Top 48%)4629(Top 42%)4629(Top 264%)
25.2M25.20 mi0.35 mi15659+825702+315702+3111804(Top 46%)4514(Top 41%)4514(Top 258%)
Finish26.22 mi1.02 mi15497+1625646+565646+5611218(Top 44%)4090(Top 37%)4090(Top 233%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

18928

Females

7211

F45-49

7211

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

19986

Females

7819

F45-49

7819

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

18928

Females

7211

F45-49

7211

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

16945

Females

6130

F45-49

6130

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16166

Females

5723

F45-49

5723

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15017

Females

5195

F45-49

5195

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13405

Females

4511

F45-49

4511

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

12956

Females

4557

F45-49

4557

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11262

Females

3886

F45-49

3886

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12609

Females

4603

F45-49

4603

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

11925

Females

4371

F45-49

4371

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12450

Females

4649

F45-49

4649

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12185

Females

4629

F45-49

4629

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11804

Females

4514

F45-49

4514

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11218

Females

4090

F45-49

4090

Passing Analysis

Category:
Athletes Passed
4584
Passed By
568
Net Change
+4016
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19513
5K → 10K176382-206#19513#19719
10K → 15K368102+266#19719#19453
15K → 20K68912+677#19453#18776
20K → Half1532+151#18776#18625
Half → 25K6542+652#18625#17973
25K → 30K8666+860#17973#17113
30K → 20M31113+298#17113#16815
20M → 21M3133+310#16815#16505
21M → 35K1606+154#16505#16351
35K → 23M27511+264#16351#16087
23M → 24M1818+173#16087#15914
24M → 40K18310+173#15914#15741
40K → 25.2M853+82#15741#15659
25.2M → Finish1708+162#15659#15497
TOTALS4584568+4016
📊

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