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BOSTON MARATHON 2024

Brooke Guiffre

MA

Bib: 27285 F

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:31/mi
32:40
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:52/mi
1:06:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
12:01/mi
1:43:45
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
12:08/mi
2:21:28
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
11:57/mi
2:29:37
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
13:45/mi
3:02:58
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:46/mi
3:42:38
↑ 181↓ 1480.2%
138 ft elev
20M
13:40/mi
4:01:13
↑ 64↓ 500.2%
148 ft elev
21M
15:26/mi
4:16:39
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
13:18/mi
4:26:36
↑ 17↓ 861.7%
156 ft elev
23M
12:27/mi
4:42:11
↑ 23↓ 630.6%
116 ft elev
24M
12:44/mi
4:54:55
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:33/mi
5:05:39
↓ 200.3%
20 ft elev
25.2M
14:30/mi
5:10:39
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:12/mi
5:23:05
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:29:3711:25 /mi⚡ faster
2nd Half
2:53:2813:14 /mi+15.9%
Positive split — 15.9% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5432:4010:3132:40
10:31
-
10K
6.21 mi12:25:391:06:2510:4133:45
10:52
+0:21
15K
9.32 mi13:02:591:43:4511:0837:20
12:01
+1:09
20K
12.43 mi13:40:422:21:2811:2337:43
12:08
+0:07
Half
13.11 mi13:48:512:29:3711:258:09
11:57
-0:11
25K
15.53 mi14:22:123:02:5811:4733:21
13:45
+1:48
30K
18.64 mi15:01:523:42:3811:5739:40
12:46
-0:59
20M
20.00 mi15:20:274:01:1312:0418:35
13:40
+0:54
21M
21.00 mi15:35:534:16:3912:1315:26
15:26
+1:46
35K
21.75 mi15:45:504:26:3612:169:57
13:18
-2:08
23M
23.00 mi16:01:254:42:1112:1615:35
12:27
-0:51
24M
24.00 mi16:14:094:54:5512:1712:44
12:44
+0:17
40K
24.85 mi16:24:535:05:3912:1810:44
12:33
-0:11
25.2M
25.20 mi16:29:535:10:3912:205:00
14:30
+1:57
Finish
26.22 mi16:42:195:23:0512:2012:26
12:12
-2:18

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

10:31 /mi

Average Pace

12:20 /mi

Slowest Pace

15:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:06:25

21% of race

Time at Steady Pace

2:54:21

54% of race

Time at Slower Pace

1:22:19

25% of race

Average Pace: 12:19 /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 mi11:51:5432:4010:3132:40
10:31
#24126
10K
6.21 mi12:25:391:06:2510:4133:45
10:52
#24122
15K
9.32 mi13:02:591:43:4511:0837:20
12:01
#24450
20K
12.43 mi13:40:422:21:2811:2337:43
12:08
#24373
Half
13.11 mi13:48:512:29:3711:258:09
11:57
#24393
25K
15.53 mi14:22:123:02:5811:4733:21
13:45
#24498
30K
18.64 mi15:01:523:42:3811:5739:40
12:46
#24244
20M
20.00 mi15:20:274:01:1312:0418:35
13:40
#24213
21M
21.00 mi15:35:534:16:3912:1315:26
15:26
#24199
35K
21.75 mi15:45:504:26:3612:169:57
13:18
#24204
23M
23.00 mi16:01:254:42:1112:1615:35
12:27
#24091
24M
24.00 mi16:14:094:54:5512:1712:44
12:44
#24056
40K
24.85 mi16:24:535:05:3912:1810:44
12:33
#23986
25.2M
25.20 mi16:29:535:10:3912:205:00
14:30
#23976
Finish
26.22 mi16:42:195:23:0512:2012:26
12:12
#23980
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi241261003210032247181040110401
10K6.21 mi3.10 mi24122+410025+710025+7241061003310033
15K9.32 mi3.11 mi24450-32810216-19110216-191247181040110401
20K12.43 mi3.11 mi24373+7710188+2810188+28241321008610086
Half13.11 mi0.68 mi24393-2010207-1910207-19245441035310353
25K15.53 mi2.42 mi24498-10510270-6310270-63247721051210512
30K18.64 mi3.11 mi24244+25410149+12110149+1212300596589658
20M20.00 mi1.36 mi24213+3110142+710142+7236601008010080
21M21.00 mi1.00 mi24199+1410148-610148-6240401028610286
35K21.75 mi0.75 mi24204-510157-910157-9236121011510115
23M23.00 mi1.25 mi24091+11310117+4010117+402160791799179
24M24.00 mi1.00 mi24056+3510104+1310104+132267697439743
40K24.85 mi0.85 mi23986+7010080+2410080+242152292459245
25.2M25.20 mi0.35 mi23976+1010077+310077+32238496479647
Finish26.22 mi1.02 mi23980-410089-1210089-12235121017210172

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

24718

Females

10401

F18-39

10401

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

24106

Females

10033

F18-39

10033

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

24718

Females

10401

F18-39

10401

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

24132

Females

10086

F18-39

10086

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

24544

Females

10353

F18-39

10353

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

24772

Females

10512

F18-39

10512

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23005

Females

9658

F18-39

9658

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

23660

Females

10080

F18-39

10080

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

24040

Females

10286

F18-39

10286

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23612

Females

10115

F18-39

10115

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

21607

Females

9179

F18-39

9179

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

22676

Females

9743

F18-39

9743

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21522

Females

9245

F18-39

9245

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22384

Females

9647

F18-39

9647

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23512

Females

10172

F18-39

10172

Passing Analysis

Category:
Athletes Passed
1055
Passed By
909
Net Change
+146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24126
5K → 10K171167+4#24126#24122
10K → 15K30358-328#24122#24450
15K → 20K13558+77#24450#24373
20K → Half1333-20#24373#24393
Half → 25K35140-105#24393#24498
25K → 30K26410+254#24498#24244
30K → 20M5524+31#24244#24213
20M → 21M4834+14#24213#24199
21M → 35K1924-5#24199#24204
35K → 23M1185+113#24204#24091
23M → 24M4611+35#24091#24056
24M → 40K733+70#24056#23986
40K → 25.2M177+10#23986#23976
25.2M → Finish3135-4#23976#23980
TOTALS1055909+146

Passing Charts

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