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BOSTON MARATHON 2023

Kristen Mellitt

Bib: 21402•F

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 45%
Division (F50-54)
#0 / 1207
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:25
Rank: #19597
Start → 5K
27:25 | 8:49/mi
10K· 6.21 mi
54:31
Rank: #19536 (+61)
5K → 10K
27:06 | 8:43/mi
15K· 9.32 mi
1:21:28
Rank: #19271 (+265)
10K → 15K
26:57 | 8:40/mi
20K· 12.43 mi
1:48:49
Rank: #19096 (+175)
15K → 20K
27:21 | 8:48/mi
Half· 13.11 mi
1:54:45
Rank: #19083 (+13)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:15:51
Rank: #18830 (+253)
Half → 25K
21:06 | 8:42/mi
30K· 18.64 mi
2:43:11
Rank: #18304 (+526)
25K → 30K
27:20 | 8:48/mi
20M
2:54:59
Rank: #18028 (+276)
30K → 20M
11:48 | 8:41/mi
21M
3:04:16
Rank: #17819 (+209)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
3:10:38
Rank: #17724 (+95)
21M → 35K
6:22 | 8:31/mi
23M
3:21:36
Rank: #17546 (+178)
35K → 23M
10:58 | 8:46/mi
24M
3:29:59
Rank: #17392 (+154)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:37:20
Rank: #17254 (+138)
24M → 40K
7:21 | 8:36/mi
25.2M
3:40:29
Rank: #17201 (+53)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:48:52
Rank: #17078 (+123)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:54:45
Pace8:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:54:07
Pace8:42 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3527:258:4927:25
8:49
-
10K
6.21 mi11:47:4154:318:4627:06
8:43
-0:06
15K
9.32 mi12:14:381:21:288:4426:57
8:40
-0:03
20K
12.43 mi12:41:591:48:498:4527:21
8:48
+0:08
Half
13.11 mi12:47:551:54:458:455:56
8:42
-0:06
25K
15.53 mi13:09:012:15:518:4521:06
8:42
0:00
30K
18.64 mi13:36:212:43:118:4527:20
8:48
+0:06
20M
20.00 mi13:48:092:54:598:4511:48
8:41
-0:07
21M
21.00 mi13:57:263:04:168:469:17
9:17
+0:36
35K
21.75 mi14:03:483:10:388:466:22
8:31
-0:46
23M
23.00 mi14:14:463:21:368:4610:58
8:46
+0:15
24M
24.00 mi14:23:093:29:598:458:23
8:23
-0:23
40K
24.85 mi14:30:303:37:208:457:21
8:36
+0:13
25.2M
25.20 mi14:33:393:40:298:453:09
9:08
+0:32
Finish
26.22 mi14:42:023:48:528:448:23
8:14
-0:54

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

8:14 /mi

Average Pace

8:44 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:36:26

95% of race

Time at Steady Pace

12:26

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:44 /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 mi11:20:3527:258:4927:25
8:49
#19597
10K
6.21 mi11:47:4154:318:4627:06
8:43
#19536
15K
9.32 mi12:14:381:21:288:4426:57
8:40
#19271
20K
12.43 mi12:41:591:48:498:4527:21
8:48
#19096
Half
13.11 mi12:47:551:54:458:455:56
8:42
#19083
25K
15.53 mi13:09:012:15:518:4521:06
8:42
#18830
30K
18.64 mi13:36:212:43:118:4527:20
8:48
#18304
20M
20.00 mi13:48:092:54:598:4511:48
8:41
#18028
21M
21.00 mi13:57:263:04:168:469:17
9:17
#17819
35K
21.75 mi14:03:483:10:388:466:22
8:31
#17724
23M
23.00 mi14:14:463:21:368:4610:58
8:46
#17546
24M
24.00 mi14:23:093:29:598:458:23
8:23
#17392
40K
24.85 mi14:30:303:37:208:457:21
8:36
#17254
25.2M
25.20 mi14:33:393:40:298:453:09
9:08
#17201
Finish
26.22 mi14:42:023:48:528:448:23
8:14
#17078
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi195977573757318858(Top 71%)7015(Top 61%)7015(Top 581%)
10K6.21 mi3.10 mi19536+617488+857488+8519555(Top 73%)7422(Top 65%)7422(Top 615%)
15K9.32 mi3.11 mi19271+2657297+1917297+19118858(Top 71%)7015(Top 61%)7015(Top 581%)
20K12.43 mi3.11 mi19096+1757174+1237174+12318699(Top 70%)6904(Top 60%)6904(Top 572%)
Half13.11 mi0.68 mi19083+137172+27172+218922(Top 71%)7021(Top 61%)7021(Top 582%)
25K15.53 mi2.42 mi18830+2537026+1467026+14617394(Top 65%)6220(Top 54%)6220(Top 515%)
30K18.64 mi3.11 mi18304+5266742+2846742+28416061(Top 60%)5540(Top 48%)5540(Top 459%)
20M20.00 mi1.36 mi18028+2766604+1386604+13814785(Top 56%)4885(Top 43%)4885(Top 405%)
21M21.00 mi1.00 mi17819+2096480+1246480+12414931(Top 56%)5020(Top 44%)5020(Top 416%)
35K21.75 mi0.75 mi17724+956440+406440+4015428(Top 58%)5373(Top 47%)5373(Top 445%)
23M23.00 mi1.25 mi17546+1786350+906350+9014794(Top 56%)5070(Top 44%)5070(Top 420%)
24M24.00 mi1.00 mi17392+1546264+866264+8613823(Top 52%)4581(Top 40%)4581(Top 380%)
40K24.85 mi0.85 mi17254+1386202+626202+6213986(Top 53%)4749(Top 42%)4749(Top 393%)
25.2M25.20 mi0.35 mi17201+536179+236179+2313387(Top 50%)4458(Top 39%)4458(Top 369%)
Finish26.22 mi1.02 mi17078+1236119+606119+6013665(Top 51%)4571(Top 40%)4571(Top 379%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18858

Females

7015

F50-54

7015

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19555

Females

7422

F50-54

7422

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18858

Females

7015

F50-54

7015

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

18699

Females

6904

F50-54

6904

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18922

Females

7021

F50-54

7021

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17394

Females

6220

F50-54

6220

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

16061

Females

5540

F50-54

5540

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14785

Females

4885

F50-54

4885

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14931

Females

5020

F50-54

5020

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15428

Females

5373

F50-54

5373

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

14794

Females

5070

F50-54

5070

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13823

Females

4581

F50-54

4581

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13986

Females

4749

F50-54

4749

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13387

Females

4458

F50-54

4458

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13665

Females

4571

F50-54

4571

Passing Analysis

Category:
Athletes Passed
3103
Passed By
584
Net Change
+2519
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19597
5K → 10K346285+61#19597#19536
10K → 15K35287+265#19536#19271
15K → 20K25580+175#19271#19096
20K → Half3320+13#19096#19083
Half → 25K26512+253#19083#18830
25K → 30K54014+526#18830#18304
30K → 20M2837+276#18304#18028
20M → 21M22213+209#18028#17819
21M → 35K10914+95#17819#17724
35K → 23M19113+178#17724#17546
23M → 24M1573+154#17546#17392
24M → 40K15416+138#17392#17254
40K → 25.2M574+53#17254#17201
25.2M → Finish13916+123#17201#17078
TOTALS3103584+2519
📊

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