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BOSTON MARATHON 2024

Rebecca Holstrom

Bib: 14560•F

OR

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0:00
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Overall
#0 / 25550
Top 36%
Gender (Female)
#0 / 10924
Top 21%
Division (F18-39)
#0 / 4660
Top 36%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:19
Rank: #10813
Start → 5K
23:19 | 7:30/mi
10K· 6.21 mi
46:42
Rank: #10621 (+192)
5K → 10K
23:23 | 7:32/mi
15K· 9.32 mi
1:09:57
Rank: #10215 (+406)
10K → 15K
23:15 | 7:29/mi
20K· 12.43 mi
1:33:25
Rank: #9758 (+457)
15K → 20K
23:28 | 7:33/mi
Half· 13.11 mi
1:38:35
Rank: #9731 (+27)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:57:21
Rank: #9468 (+263)
Half → 25K
18:46 | 7:44/mi
30K· 18.64 mi
2:23:32
Rank: #9543 (-75)
25K → 30K
26:11 | 8:26/mi
20M
2:35:48
Rank: #9709 (-166)
30K → 20M
12:16 | 9:02/mi
21M
2:44:50
Rank: #9576 (+133)
20M → 21M
9:02 | 9:02/mi
35K· 21.75 mi
2:50:57
Rank: #9492 (+84)
21M → 35K
6:07 | 8:11/mi
23M
3:01:54
Rank: #9467 (+25)
35K → 23M
10:57 | 8:45/mi
24M
3:10:13
Rank: #9388 (+79)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:17:37
Rank: #9359 (+29)
24M → 40K
7:24 | 8:39/mi
25.2M
3:20:55
Rank: #9357 (+2)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:28:49
Rank: #9234 (+123)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:35
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:50:14
Pace8:25 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3923:197:3023:19
7:30
-
10K
6.21 mi11:18:0246:427:3123:23
7:32
+0:02
15K
9.32 mi11:41:171:09:577:3023:15
7:29
-0:03
20K
12.43 mi12:04:451:33:257:3123:28
7:33
+0:04
Half
13.11 mi12:09:551:38:357:315:10
7:34
+0:01
25K
15.53 mi12:28:411:57:217:3318:46
7:44
+0:10
30K
18.64 mi12:54:522:23:327:4226:11
8:26
+0:42
20M
20.00 mi13:07:082:35:487:4712:16
9:02
+0:36
21M
21.00 mi13:16:102:44:507:519:02
9:02
0:00
35K
21.75 mi13:22:172:50:577:526:07
8:11
-0:51
23M
23.00 mi13:33:143:01:547:5510:57
8:45
+0:34
24M
24.00 mi13:41:333:10:137:568:19
8:19
-0:26
40K
24.85 mi13:48:573:17:377:577:24
8:39
+0:20
25.2M
25.20 mi13:52:153:20:557:583:18
9:34
+0:55
Finish
26.22 mi14:00:093:28:497:587:54
7:45
-1:49

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

7:29 /mi

Average Pace

7:58 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:15

60% of race

Time at Steady Pace

40:37

19% of race

Time at Slower Pace

42:57

21% of race

Average Pace: 7:58 /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 mi10:54:3923:197:3023:19
7:30
#10813
10K
6.21 mi11:18:0246:427:3123:23
7:32
#10621
15K
9.32 mi11:41:171:09:577:3023:15
7:29
#10215
20K
12.43 mi12:04:451:33:257:3123:28
7:33
#9758
Half
13.11 mi12:09:551:38:357:315:10
7:34
#9731
25K
15.53 mi12:28:411:57:217:3318:46
7:44
#9468
30K
18.64 mi12:54:522:23:327:4226:11
8:26
#9543
20M
20.00 mi13:07:082:35:487:4712:16
9:02
#9709
21M
21.00 mi13:16:102:44:507:519:02
9:02
#9576
35K
21.75 mi13:22:172:50:577:526:07
8:11
#9492
23M
23.00 mi13:33:143:01:547:5510:57
8:45
#9467
24M
24.00 mi13:41:333:10:137:568:19
8:19
#9388
40K
24.85 mi13:48:573:17:377:577:24
8:39
#9359
25.2M
25.20 mi13:52:153:20:557:583:18
9:34
#9357
Finish
26.22 mi14:00:093:28:497:587:54
7:45
#9234
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10813246424649565(Top 37%)1961(Top 18%)1961(Top 42%)
10K6.21 mi3.10 mi10621+1922392+722392+7210502(Top 41%)2358(Top 22%)2358(Top 51%)
15K9.32 mi3.11 mi10215+4062200+1922200+1929565(Top 37%)1961(Top 18%)1961(Top 42%)
20K12.43 mi3.11 mi9758+4572025+1752025+1758780(Top 34%)1720(Top 16%)1720(Top 37%)
Half13.11 mi0.68 mi9731+272019+62019+69711(Top 38%)2166(Top 20%)2166(Top 46%)
25K15.53 mi2.42 mi9468+2631937+821937+828581(Top 34%)1811(Top 17%)1811(Top 39%)
30K18.64 mi3.11 mi9543-752080-1432080-14310274(Top 40%)2835(Top 26%)2835(Top 61%)
20M20.00 mi1.36 mi9709-1662227-1472227-14712299(Top 48%)4191(Top 38%)4191(Top 90%)
21M21.00 mi1.00 mi9576+1332213+142213+148717(Top 34%)2554(Top 23%)2554(Top 55%)
35K21.75 mi0.75 mi9492+84221322138867(Top 35%)2648(Top 24%)2648(Top 57%)
23M23.00 mi1.25 mi9467+252270-572270-579815(Top 38%)3294(Top 30%)3294(Top 71%)
24M24.00 mi1.00 mi9388+792275-52275-58398(Top 33%)2658(Top 24%)2658(Top 57%)
40K24.85 mi0.85 mi9359+292305-302305-309168(Top 36%)3162(Top 29%)3162(Top 68%)
25.2M25.20 mi0.35 mi9357+22318-132318-139041(Top 35%)3159(Top 29%)3159(Top 68%)
Finish26.22 mi1.02 mi9234+1232304+142304+147092(Top 28%)2159(Top 20%)2159(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9565

Females

1961

F18-39

1961

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10502

Females

2358

F18-39

2358

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9565

Females

1961

F18-39

1961

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8780

Females

1720

F18-39

1720

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

9711

Females

2166

F18-39

2166

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8581

Females

1811

F18-39

1811

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10274

Females

2835

F18-39

2835

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12299

Females

4191

F18-39

4191

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8717

Females

2554

F18-39

2554

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

8867

Females

2648

F18-39

2648

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9815

Females

3294

F18-39

3294

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8398

Females

2658

F18-39

2658

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9168

Females

3162

F18-39

3162

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9041

Females

3159

F18-39

3159

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7092

Females

2159

F18-39

2159

Passing Analysis

Category:
Athletes Passed
2939*
Passed By
1359
Net Change
+1579
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10813
5K → 10K373181+192#10813#10621
10K → 15K45448+406#10621#10215
15K → 20K487*30+457#10215#9758
20K → Half4922+27#9758#9731
Half → 25K34380+263#9731#9468
25K → 30K232306-75#9468#9543
30K → 20M107273-166#9543#9709
20M → 21M18653+133#9709#9576
21M → 35K12137+84#9576#9492
35K → 23M169144+25#9492#9467
23M → 24M129*50+79#9467#9388
24M → 40K9768+29#9388#9359
40K → 25.2M4240+2#9359#9357
25.2M → Finish15027+123#9357#9234
TOTALS2939*1359+1579

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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