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BOSTON MARATHON 2024

Kristen Frentzel

Bib: 13381•F

DE

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 42%
Gender (Female)
#0 / 10924
Top 28%
Masters (Masters Women)
#0 / 6263
Top 15%
Division (F40-44)
#0 / 1613
Top 30%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:11
Rank: #10462
Start → 5K
23:11 | 7:28/mi
10K· 6.21 mi
47:18
Rank: #11361 (-899)
5K → 10K
24:07 | 7:46/mi
15K· 9.32 mi
1:11:25
Rank: #11435 (-74)
10K → 15K
24:07 | 7:46/mi
20K· 12.43 mi
1:36:22
Rank: #11565 (-130)
15K → 20K
24:57 | 8:02/mi
Half· 13.11 mi
1:41:51
Rank: #11631 (-66)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:01:58
Rank: #11629 (+2)
Half → 25K
20:07 | 8:18/mi
30K· 18.64 mi
2:28:33
Rank: #11449 (+180)
25K → 30K
26:35 | 8:33/mi
20M
2:40:12
Rank: #11261 (+188)
30K → 20M
11:39 | 8:34/mi
21M
2:49:29
Rank: #11118 (+143)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
2:55:41
Rank: #11002 (+116)
21M → 35K
6:12 | 8:17/mi
23M
3:06:34
Rank: #10884 (+118)
35K → 23M
10:53 | 8:42/mi
24M
3:15:10
Rank: #10799 (+85)
23M → 24M
8:36 | 8:36/mi
40K· 24.85 mi
3:22:37
Rank: #10701 (+98)
24M → 40K
7:27 | 8:43/mi
25.2M
3:26:02
Rank: #10692 (+9)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:34:35
Rank: #10666 (+26)
25.2M → Finish
8:33 | 8:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:51
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:52:44
Pace8:36 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3923:117:2823:11
7:28
-
10K
6.21 mi11:17:4647:187:3724:07
7:46
+0:18
15K
9.32 mi11:41:531:11:257:4024:07
7:46
0:00
20K
12.43 mi12:06:501:36:227:4524:57
8:02
+0:16
Half
13.11 mi12:12:191:41:517:465:29
8:02
0:00
25K
15.53 mi12:32:262:01:587:5120:07
8:18
+0:16
30K
18.64 mi12:59:012:28:337:5826:35
8:33
+0:15
20M
20.00 mi13:10:402:40:128:0111:39
8:34
+0:01
21M
21.00 mi13:19:572:49:298:049:17
9:17
+0:43
35K
21.75 mi13:26:092:55:418:056:12
8:17
-1:00
23M
23.00 mi13:37:023:06:348:0710:53
8:42
+0:25
24M
24.00 mi13:45:383:15:108:088:36
8:36
-0:06
40K
24.85 mi13:53:053:22:378:097:27
8:43
+0:07
25.2M
25.20 mi13:56:303:26:028:113:25
9:54
+1:11
Finish
26.22 mi14:05:033:34:358:118:33
8:23
-1:31

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

7:28 /mi

Average Pace

8:11 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:51

47% of race

Time at Steady Pace

1:21:42

38% of race

Time at Slower Pace

31:02

14% of race

Average Pace: 8:11 /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 mi10:53:3923:117:2823:11
7:28
#10462
10K
6.21 mi11:17:4647:187:3724:07
7:46
#11361
15K
9.32 mi11:41:531:11:257:4024:07
7:46
#11435
20K
12.43 mi12:06:501:36:227:4524:57
8:02
#11565
Half
13.11 mi12:12:191:41:517:465:29
8:02
#11631
25K
15.53 mi12:32:262:01:587:5120:07
8:18
#11629
30K
18.64 mi12:59:012:28:337:5826:35
8:33
#11449
20M
20.00 mi13:10:402:40:128:0111:39
8:34
#11261
21M
21.00 mi13:19:572:49:298:049:17
9:17
#11118
35K
21.75 mi13:26:092:55:418:056:12
8:17
#11002
23M
23.00 mi13:37:023:06:348:0710:53
8:42
#10884
24M
24.00 mi13:45:383:15:108:088:36
8:36
#10799
40K
24.85 mi13:53:053:22:378:097:27
8:43
#10701
25.2M
25.20 mi13:56:303:26:028:113:25
9:54
#10692
Finish
26.22 mi14:05:033:34:358:118:33
8:23
#10666
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi104622261226111656(Top 46%)3045(Top 28%)3045(Top 189%)
10K6.21 mi3.10 mi11361-8992807-5462807-54612356(Top 48%)3381(Top 31%)3381(Top 210%)
15K9.32 mi3.11 mi11435-742883-762883-7611656(Top 46%)3045(Top 28%)3045(Top 189%)
20K12.43 mi3.11 mi11565-1302977-942977-9412073(Top 47%)3363(Top 31%)3363(Top 208%)
Half13.11 mi0.68 mi11631-663016-393016-3912943(Top 51%)3870(Top 35%)3870(Top 240%)
25K15.53 mi2.42 mi11629+23057-413057-4111963(Top 47%)3494(Top 32%)3494(Top 217%)
30K18.64 mi3.11 mi11449+1803070-133070-1310933(Top 43%)3148(Top 29%)3148(Top 195%)
20M20.00 mi1.36 mi11261+1883023+473023+479852(Top 39%)2875(Top 26%)2875(Top 178%)
21M21.00 mi1.00 mi11118+1432996+272996+279867(Top 39%)3154(Top 29%)3154(Top 196%)
35K21.75 mi0.75 mi11002+1162977+192977+199525(Top 37%)2973(Top 27%)2973(Top 184%)
23M23.00 mi1.25 mi10884+1182973+42973+49526(Top 37%)3138(Top 29%)3138(Top 195%)
24M24.00 mi1.00 mi10799+852971+22971+210050(Top 39%)3462(Top 32%)3462(Top 215%)
40K24.85 mi0.85 mi10701+982979-82979-89489(Top 37%)3312(Top 30%)3312(Top 205%)
25.2M25.20 mi0.35 mi10692+92995-162995-1610579(Top 41%)3888(Top 36%)3888(Top 241%)
Finish26.22 mi1.02 mi10666+263028-333028-3310909(Top 43%)3930(Top 36%)3930(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

11656

Females

3045

F40-44

3045

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12356

Females

3381

F40-44

3381

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

11656

Females

3045

F40-44

3045

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12073

Females

3363

F40-44

3363

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

12943

Females

3870

F40-44

3870

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

11963

Females

3494

F40-44

3494

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

10933

Females

3148

F40-44

3148

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

9852

Females

2875

F40-44

2875

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

9867

Females

3154

F40-44

3154

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9525

Females

2973

F40-44

2973

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9526

Females

3138

F40-44

3138

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10050

Females

3462

F40-44

3462

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9489

Females

3312

F40-44

3312

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10579

Females

3888

F40-44

3888

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

10909

Females

3930

F40-44

3930

Passing Analysis

Category:
Athletes Passed
2273*
Passed By
2477
Net Change
-204
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10462
5K → 10K70969-899#10462#11361
10K → 15K184258-74#11361#11435
15K → 20K193323-130#11435#11565
20K → Half2591-66#11565#11631
Half → 25K214212+2#11631#11629
25K → 30K376196+180#11629#11449
30K → 20M24355+188#11449#11261
20M → 21M21370+143#11261#11118
21M → 35K14731+116#11118#11002
35K → 23M19274+118#11002#10884
23M → 24M13651+85#10884#10799
24M → 40K136*38+98#10799#10701
40K → 25.2M4738+9#10701#10692
25.2M → Finish9771+26#10692#10666
TOTALS2273*2477-204

* 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