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BOSTON MARATHON 2024

Beatrice Grenacher

Bib: 22645•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Top 40%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:12
Rank: #17415
Start → 5K
8:26/mi
26:12 split
10K· 6.21 mi
52:36
Rank: #17322 (+93)
5K → 10K
8:30/mi
26:24 split
15K· 9.32 mi
1:19:46
Rank: #17452 (-130)
10K → 15K
8:45/mi
27:10 split
20K· 12.43 mi
1:48:20
Rank: #17612 (-160)
15K → 20K
9:12/mi
28:34 split
Half· 13.11 mi
1:54:19
Rank: #17576 (+36)
20K → Half
8:46/mi
5:59 split
25K· 15.53 mi
2:17:32
Rank: #17606 (-30)
Half → 25K
9:35/mi
23:13 split
30K· 18.64 mi
2:50:03
Rank: #17926 (-320)
25K → 30K
10:28/mi
32:31 split
20M
3:03:55
Rank: #17870 (+56)
30K → 20M
10:12/mi
13:52 split
21M
3:15:34
Rank: #17906 (-36)
20M → 21M
11:39/mi
11:39 split
35K· 21.75 mi
3:23:05
Rank: #17882 (+24)
21M → 35K
10:03/mi
7:31 split
23M
3:35:58
Rank: #17748 (+134)
35K → 23M
10:17/mi
12:53 split
24M
3:45:36
Rank: #17636 (+112)
23M → 24M
9:38/mi
9:38 split
40K· 24.85 mi
3:54:15
Rank: #17539 (+97)
24M → 40K
10:07/mi
8:39 split
25.2M
3:58:24
Rank: #17522 (+17)
40K → 25.2M
12:02/mi
4:09 split
Finish· 26.22 mi
4:07:24
Rank: #17349 (+173)
25.2M → Finish
8:50/mi
9:00 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:19
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time2:13:05
Pace10:09 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3226:128:2626:12
8:26
-
10K
6.21 mi11:49:5652:368:2826:24
8:30
+0:04
15K
9.32 mi12:17:061:19:468:3327:10
8:45
+0:15
20K
12.43 mi12:45:401:48:208:4328:34
9:12
+0:27
Half
13.11 mi12:51:391:54:198:435:59
8:46
-0:26
25K
15.53 mi13:14:522:17:328:5123:13
9:35
+0:49
30K
18.64 mi13:47:232:50:039:0732:31
10:28
+0:53
20M
20.00 mi14:01:153:03:559:1213:52
10:12
-0:16
21M
21.00 mi14:12:543:15:349:1911:39
11:39
+1:27
35K
21.75 mi14:20:253:23:059:207:31
10:03
-1:36
23M
23.00 mi14:33:183:35:589:2312:53
10:17
+0:14
24M
24.00 mi14:42:563:45:369:249:38
9:38
-0:39
40K
24.85 mi14:51:353:54:159:258:39
10:07
+0:29
25.2M
25.20 mi14:55:443:58:249:284:09
12:02
+1:55
Finish
26.22 mi15:04:444:07:249:279:00
8:50
-3:12

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

9:27 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:45

38% of race

Time at Steady Pace

1:17:35

31% of race

Time at Slower Pace

1:15:04

30% of race

Average Pace: 9:26 /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 mi11:23:3226:128:2626:12
8:26
#17415
10K
6.21 mi11:49:5652:368:2826:24
8:30
#17322
15K
9.32 mi12:17:061:19:468:3327:10
8:45
#17452
20K
12.43 mi12:45:401:48:208:4328:34
9:12
#17612
Half
13.11 mi12:51:391:54:198:435:59
8:46
#17576
25K
15.53 mi13:14:522:17:328:5123:13
9:35
#17606
30K
18.64 mi13:47:232:50:039:0732:31
10:28
#17926
20M
20.00 mi14:01:153:03:559:1213:52
10:12
#17870
21M
21.00 mi14:12:543:15:349:1911:39
11:39
#17906
35K
21.75 mi14:20:253:23:059:207:31
10:03
#17882
23M
23.00 mi14:33:183:35:589:2312:53
10:17
#17748
24M
24.00 mi14:42:563:45:369:249:38
9:38
#17636
40K
24.85 mi14:51:353:54:159:258:39
10:07
#17539
25.2M
25.20 mi14:55:443:58:249:284:09
12:02
#17522
Finish
26.22 mi15:04:444:07:249:279:00
8:50
#17349
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi174156415641517712(Top 69%)6549(Top 60%)6549(Top 748%)
10K6.21 mi3.10 mi17322+936338+776338+7717273(Top 68%)6295(Top 58%)6295(Top 719%)
15K9.32 mi3.11 mi17452-1306405-676405-6717712(Top 69%)6549(Top 60%)6549(Top 748%)
20K12.43 mi3.11 mi17612-1606524-1196524-11918178(Top 71%)6798(Top 62%)6798(Top 776%)
Half13.11 mi0.68 mi17576+366513+116513+1117245(Top 67%)6368(Top 58%)6368(Top 727%)
25K15.53 mi2.42 mi17606-306551-386551-3817786(Top 70%)6704(Top 61%)6704(Top 765%)
30K18.64 mi3.11 mi17926-3206793-2426793-24218694(Top 73%)7407(Top 68%)7407(Top 846%)
20M20.00 mi1.36 mi17870+566788+56788+517146(Top 67%)6787(Top 62%)6787(Top 775%)
21M21.00 mi1.00 mi17906-366845-576845-5718022(Top 71%)7334(Top 67%)7334(Top 837%)
35K21.75 mi0.75 mi17882+246849-46849-417321(Top 68%)7006(Top 64%)7006(Top 800%)
23M23.00 mi1.25 mi17748+1346794+556794+5516408(Top 64%)6603(Top 60%)6603(Top 754%)
24M24.00 mi1.00 mi17636+1126755+396755+3915041(Top 59%)5979(Top 55%)5979(Top 683%)
40K24.85 mi0.85 mi17539+976730+256730+2515444(Top 60%)6239(Top 57%)6239(Top 712%)
25.2M25.20 mi0.35 mi17522+176738-86738-817435(Top 68%)7263(Top 66%)7263(Top 829%)
Finish26.22 mi1.02 mi17349+1736669+696669+6913378(Top 52%)5169(Top 47%)5169(Top 590%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

17712

Females

6549

F55-59

6549

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17273

Females

6295

F55-59

6295

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

17712

Females

6549

F55-59

6549

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18178

Females

6798

F55-59

6798

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17245

Females

6368

F55-59

6368

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

17786

Females

6704

F55-59

6704

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

18694

Females

7407

F55-59

7407

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17146

Females

6787

F55-59

6787

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18022

Females

7334

F55-59

7334

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17321

Females

7006

F55-59

7006

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

16408

Females

6603

F55-59

6603

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15041

Females

5979

F55-59

5979

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15444

Females

6239

F55-59

6239

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17435

Females

7263

F55-59

7263

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13378

Females

5169

F55-59

5169

Passing Analysis

Category:
Athletes Passed
2069
Passed By
2003
Net Change
+66
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17415
5K → 10K327234+93#17415#17322
10K → 15K205335-130#17322#17452
15K → 20K211371-160#17452#17612
20K → Half5721+36#17612#17576
Half → 25K198228-30#17576#17606
25K → 30K150470-320#17606#17926
30K → 20M13983+56#17926#17870
20M → 21M92128-36#17870#17906
21M → 35K6642+24#17906#17882
35K → 23M16935+134#17882#17748
23M → 24M12412+112#17748#17636
24M → 40K11518+97#17636#17539
40K → 25.2M4124+17#17539#17522
25.2M → Finish1752+173#17522#17349
TOTALS20692003+66
📊

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