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BOSTON MARATHON 2024

Eliza Greer

Bib: 21027•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 36%
Masters (Masters Women)
#0 / 6263
Top 24%
Division (F50-54)
#0 / 1187
Top 17%
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
8:22/mi
26:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:17/mi
51:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:17:47
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:43:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:17/mi
1:49:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:09:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:35/mi
2:36:40
↑ 181↓ 1480.2%
20M
8:39/mi
2:48:25
↑ 64↓ 500.2%
21M
9:00/mi
2:57:25
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
3:03:35
↑ 17↓ 861.7%
23M
8:32/mi
3:14:16
↑ 23↓ 630.6%
24M
8:27/mi
3:22:43
↓ 821.3%
40K· 24.85 mi
8:42/mi
3:30:09
↓ 200.3%
25.2M
9:25/mi
3:33:24
↑ 13↓ 160.2%
Finish· 26.22 mi
8:14/mi
3:41:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:34
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:52:13
Pace8:34 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2526:018:2226:01
8:22
-
10K
6.21 mi11:49:0951:458:2025:44
8:17
-0:05
15K
9.32 mi12:15:111:17:478:2126:02
8:23
+0:06
20K
12.43 mi12:41:191:43:558:2226:08
8:25
+0:02
Half
13.11 mi12:46:581:49:348:215:39
8:17
-0:08
25K
15.53 mi13:07:232:09:598:2220:25
8:25
+0:08
30K
18.64 mi13:34:042:36:408:2426:41
8:35
+0:10
20M
20.00 mi13:45:492:48:258:2511:45
8:39
+0:04
21M
21.00 mi13:54:492:57:258:279:00
9:00
+0:21
35K
21.75 mi14:00:593:03:358:266:10
8:15
-0:45
23M
23.00 mi14:11:403:14:168:2710:41
8:32
+0:17
24M
24.00 mi14:20:073:22:438:278:27
8:27
-0:05
40K
24.85 mi14:27:333:30:098:277:26
8:42
+0:15
25.2M
25.20 mi14:30:483:33:248:283:15
9:25
+0:43
Finish
26.22 mi14:39:113:41:478:288:23
8:14
-1:11

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

8:14 /mi

Average Pace

8:28 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:32

99% of race

Time at Steady Pace

3:15

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi11:23:2526:018:2226:01
8:22
#17076
10K
6.21 mi11:49:0951:458:2025:44
8:17
#16497
15K
9.32 mi12:15:111:17:478:2126:02
8:23
#16195
20K
12.43 mi12:41:191:43:558:2226:08
8:25
#15630
Half
13.11 mi12:46:581:49:348:215:39
8:17
#15557
25K
15.53 mi13:07:232:09:598:2220:25
8:25
#15027
30K
18.64 mi13:34:042:36:408:2426:41
8:35
#14229
20M
20.00 mi13:45:492:48:258:2511:45
8:39
#13910
21M
21.00 mi13:54:492:57:258:279:00
9:00
#13530
35K
21.75 mi14:00:593:03:358:266:10
8:15
#13329
23M
23.00 mi14:11:403:14:168:2710:41
8:32
#12995
24M
24.00 mi14:20:073:22:438:278:27
8:27
#12797
40K
24.85 mi14:27:333:30:098:277:26
8:42
#12601
25.2M
25.20 mi14:30:483:33:248:283:15
9:25
#12508
Finish
26.22 mi14:39:113:41:478:288:23
8:14
#12389
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi170766209620915713(Top 61%)5396(Top 49%)5396(Top 455%)
10K6.21 mi3.10 mi16497+5795859+3505859+35016021(Top 63%)5543(Top 51%)5543(Top 467%)
15K9.32 mi3.11 mi16195+3025667+1925667+19215713(Top 61%)5396(Top 49%)5396(Top 455%)
20K12.43 mi3.11 mi15630+5655346+3215346+32114315(Top 56%)4617(Top 42%)4617(Top 389%)
Half13.11 mi0.68 mi15557+735303+435303+4314504(Top 57%)4749(Top 43%)4749(Top 400%)
25K15.53 mi2.42 mi15027+5305014+2895014+28912635(Top 49%)3849(Top 35%)3849(Top 324%)
30K18.64 mi3.11 mi14229+7984615+3994615+39911124(Top 44%)3249(Top 30%)3249(Top 274%)
20M20.00 mi1.36 mi13910+3194485+1304485+13010276(Top 40%)3089(Top 28%)3089(Top 260%)
21M21.00 mi1.00 mi13530+3804337+1484337+1488627(Top 34%)2509(Top 23%)2509(Top 211%)
35K21.75 mi0.75 mi13329+2014253+844253+849280(Top 36%)2866(Top 26%)2866(Top 241%)
23M23.00 mi1.25 mi12995+3344134+1194134+1198677(Top 34%)2720(Top 25%)2720(Top 229%)
24M24.00 mi1.00 mi12797+1984060+744060+749202(Top 36%)3046(Top 28%)3046(Top 257%)
40K24.85 mi0.85 mi12601+1964007+534007+539397(Top 37%)3282(Top 30%)3282(Top 276%)
25.2M25.20 mi0.35 mi12508+933969+383969+388510(Top 33%)2918(Top 27%)2918(Top 246%)
Finish26.22 mi1.02 mi12389+1193945+243945+249936(Top 39%)3497(Top 32%)3497(Top 295%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

15713

Females

5396

F50-54

5396

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16021

Females

5543

F50-54

5543

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

15713

Females

5396

F50-54

5396

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14315

Females

4617

F50-54

4617

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

14504

Females

4749

F50-54

4749

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12635

Females

3849

F50-54

3849

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11124

Females

3249

F50-54

3249

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10276

Females

3089

F50-54

3089

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

8627

Females

2509

F50-54

2509

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9280

Females

2866

F50-54

2866

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

8677

Females

2720

F50-54

2720

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9202

Females

3046

F50-54

3046

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9397

Females

3282

F50-54

3282

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8510

Females

2918

F50-54

2918

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

9936

Females

3497

F50-54

3497

Passing Analysis

Category:
Athletes Passed
4997
Passed By
310
Net Change
+4687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17076
5K → 10K65677+579#17076#16497
10K → 15K39795+302#16497#16195
15K → 20K58015+565#16195#15630
20K → Half8411+73#15630#15557
Half → 25K54414+530#15557#15027
25K → 30K80911+798#15027#14229
30K → 20M33011+319#14229#13910
20M → 21M3866+380#13910#13530
21M → 35K2054+201#13530#13329
35K → 23M34612+334#13329#12995
23M → 24M2046+198#12995#12797
24M → 40K21317+196#12797#12601
40K → 25.2M985+93#12601#12508
25.2M → Finish14526+119#12508#12389
TOTALS4997310+4687
📊

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