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BOSTON MARATHON 2024

Rachel Gregorek

Bib: 24313•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
32:56
Rank: #24266
Start → 5K
32:56 | 10:36/mi
10K· 6.21 mi
1:06:00
Rank: #24016 (+250)
5K → 10K
33:04 | 10:39/mi
15K· 9.32 mi
1:37:16
Rank: #23361 (+655)
10K → 15K
31:16 | 10:04/mi
20K· 12.43 mi
2:11:33
Rank: #23196 (+165)
15K → 20K
34:17 | 11:02/mi
Half· 13.11 mi
2:18:29
Rank: #23131 (+65)
20K → Half
6:56 | 10:10/mi
25K· 15.53 mi
2:44:24
Rank: #22751 (+380)
Half → 25K
25:55 | 10:41/mi
30K· 18.64 mi
3:21:20
Rank: #22583 (+168)
25K → 30K
36:56 | 11:53/mi
20M
3:35:55
Rank: #22308 (+275)
30K → 20M
14:35 | 10:44/mi
21M
3:47:55
Rank: #22126 (+182)
20M → 21M
12:00 | 12:00/mi
35K· 21.75 mi
3:56:14
Rank: #22050 (+76)
21M → 35K
8:19 | 11:07/mi
23M
4:11:18
Rank: #21979 (+71)
35K → 23M
15:04 | 12:02/mi
24M
4:22:55
Rank: #21916 (+63)
23M → 24M
11:37 | 11:37/mi
40K· 24.85 mi
4:32:58
Rank: #21833 (+83)
24M → 40K
10:03 | 11:45/mi
25.2M
4:37:45
Rank: #21818 (+15)
40K → 25.2M
4:47 | 13:52/mi
Finish· 26.22 mi
4:47:38
Rank: #21720 (+98)
25.2M → Finish
9:53 | 9:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:29
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:29:09
Pace11:23 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3432:5610:3632:56
10:36
-
10K
6.21 mi12:21:381:06:0010:3733:04
10:39
+0:03
15K
9.32 mi12:52:541:37:1610:2631:16
10:04
-0:35
20K
12.43 mi13:27:112:11:3310:3534:17
11:02
+0:58
Half
13.11 mi13:34:072:18:2910:346:56
10:10
-0:52
25K
15.53 mi14:00:022:44:2410:3525:55
10:41
+0:31
30K
18.64 mi14:36:583:21:2010:4836:56
11:53
+1:12
20M
20.00 mi14:51:333:35:5510:4814:35
10:44
-1:09
21M
21.00 mi15:03:333:47:5510:5112:00
12:00
+1:16
35K
21.75 mi15:11:523:56:1410:528:19
11:07
-0:53
23M
23.00 mi15:26:564:11:1810:5615:04
12:02
+0:55
24M
24.00 mi15:38:334:22:5510:5711:37
11:37
-0:25
40K
24.85 mi15:48:364:32:5810:5910:03
11:45
+0:08
25.2M
25.20 mi15:53:234:37:4511:014:47
13:52
+2:07
Finish
26.22 mi16:03:164:47:3810:599:53
9:42
-4:10

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

9:42 /mi

Average Pace

10:59 /mi

Slowest Pace

13:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:05

17% of race

Time at Steady Pace

2:29:06

52% of race

Time at Slower Pace

1:30:27

31% of race

Average Pace: 10:58 /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 mi11:48:3432:5610:3632:56
10:36
#24266
10K
6.21 mi12:21:381:06:0010:3733:04
10:39
#24016
15K
9.32 mi12:52:541:37:1610:2631:16
10:04
#23361
20K
12.43 mi13:27:112:11:3310:3534:17
11:02
#23196
Half
13.11 mi13:34:072:18:2910:346:56
10:10
#23131
25K
15.53 mi14:00:022:44:2410:3525:55
10:41
#22751
30K
18.64 mi14:36:583:21:2010:4836:56
11:53
#22583
20M
20.00 mi14:51:333:35:5510:4814:35
10:44
#22308
21M
21.00 mi15:03:333:47:5510:5112:00
12:00
#22126
35K
21.75 mi15:11:523:56:1410:528:19
11:07
#22050
23M
23.00 mi15:26:564:11:1810:5615:04
12:02
#21979
24M
24.00 mi15:38:334:22:5510:5711:37
11:37
#21916
40K
24.85 mi15:48:364:32:5810:5910:03
11:45
#21833
25.2M
25.20 mi15:53:234:37:4511:014:47
13:52
#21818
Finish
26.22 mi16:03:164:47:3810:599:53
9:42
#21720
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24266101071010722076(Top 86%)8916(Top 82%)8916(Top 191%)
10K6.21 mi3.10 mi24016+2509958+1499958+14923761(Top 93%)9834(Top 90%)9834(Top 211%)
15K9.32 mi3.11 mi23361+6559597+3619597+36122076(Top 86%)8916(Top 82%)8916(Top 191%)
20K12.43 mi3.11 mi23196+1659532+659532+6522684(Top 89%)9279(Top 85%)9279(Top 199%)
Half13.11 mi0.68 mi23131+659492+409492+4021917(Top 86%)8922(Top 82%)8922(Top 191%)
25K15.53 mi2.42 mi22751+3809303+1899303+18920860(Top 82%)8398(Top 77%)8398(Top 180%)
30K18.64 mi3.11 mi22583+1689266+379266+3721729(Top 85%)9014(Top 83%)9014(Top 193%)
20M20.00 mi1.36 mi22308+2759138+1289138+12818637(Top 73%)7533(Top 69%)7533(Top 162%)
21M21.00 mi1.00 mi22126+1829069+699069+6918820(Top 74%)7744(Top 71%)7744(Top 166%)
35K21.75 mi0.75 mi22050+769043+269043+2620084(Top 79%)8390(Top 77%)8390(Top 180%)
23M23.00 mi1.25 mi21979+719025+189025+1820807(Top 81%)8800(Top 81%)8800(Top 189%)
24M24.00 mi1.00 mi21916+639016+99016+920667(Top 81%)8770(Top 80%)8770(Top 188%)
40K24.85 mi0.85 mi21833+838995+218995+2119938(Top 78%)8483(Top 78%)8483(Top 182%)
25.2M25.20 mi0.35 mi21818+158994+18994+121408(Top 84%)9193(Top 84%)9193(Top 197%)
Finish26.22 mi1.02 mi21720+988961+338961+3317375(Top 68%)7208(Top 66%)7208(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22076

Females

8916

F18-39

8916

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

23761

Females

9834

F18-39

9834

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22076

Females

8916

F18-39

8916

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

22684

Females

9279

F18-39

9279

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

21917

Females

8922

F18-39

8922

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

20860

Females

8398

F18-39

8398

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

21729

Females

9014

F18-39

9014

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

18637

Females

7533

F18-39

7533

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

18820

Females

7744

F18-39

7744

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

20084

Females

8390

F18-39

8390

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

20807

Females

8800

F18-39

8800

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

20667

Females

8770

F18-39

8770

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19938

Females

8483

F18-39

8483

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

21408

Females

9193

F18-39

9193

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

17375

Females

7208

F18-39

7208

Passing Analysis

Category:
Athletes Passed
2869
Passed By
323
Net Change
+2546
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24266
5K → 10K31666+250#24266#24016
10K → 15K6605+655#24016#23361
15K → 20K23469+165#23361#23196
20K → Half683+65#23196#23131
Half → 25K3877+380#23131#22751
25K → 30K23567+168#22751#22583
30K → 20M2750+275#22583#22308
20M → 21M1875+182#22308#22126
21M → 35K848+76#22126#22050
35K → 23M10938+71#22050#21979
23M → 24M8724+63#21979#21916
24M → 40K9714+83#21916#21833
40K → 25.2M249+15#21833#21818
25.2M → Finish1068+98#21818#21720
TOTALS2869323+2546
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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