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BOSTON MARATHON 2023

Kelly Allen

Bib: 27885•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:51/mi
27:30
↑ 97↓ 3451.5%
10K· 6.21 mi
8:32/mi
54:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:20:55
↑ 67↓ 78
20K· 12.43 mi
8:50/mi
1:48:22
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
1:54:23
↑ 19↓ 370.5%
25K· 15.53 mi
9:12/mi
2:16:41
↑ 66↓ 880.2%
30K· 18.64 mi
9:39/mi
2:46:39
↑ 181↓ 1480.2%
20M
9:45/mi
2:59:54
↑ 64↓ 500.2%
21M
10:33/mi
3:10:27
↑ 106↓ 241.6%
35K· 21.75 mi
9:27/mi
3:17:31
↑ 17↓ 861.7%
23M
9:49/mi
3:29:49
↑ 23↓ 630.6%
24M
9:36/mi
3:39:25
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:47:29
↓ 200.3%
25.2M
10:06/mi
3:50:58
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
4:00:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:23
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:05:49
Pace9:36 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2927:308:5127:30
8:51
-
10K
6.21 mi12:11:5954:008:4126:30
8:32
-0:19
15K
9.32 mi12:38:541:20:558:4126:55
8:40
+0:08
20K
12.43 mi13:06:211:48:228:4327:27
8:50
+0:10
Half
13.11 mi13:12:221:54:238:446:01
8:49
-0:01
25K
15.53 mi13:34:402:16:418:4822:18
9:12
+0:23
30K
18.64 mi14:04:382:46:398:5629:58
9:39
+0:27
20M
20.00 mi14:17:532:59:549:0013:15
9:45
+0:06
21M
21.00 mi14:28:263:10:279:0410:33
10:33
+0:48
35K
21.75 mi14:35:303:17:319:057:04
9:27
-1:06
23M
23.00 mi14:47:483:29:499:0712:18
9:49
+0:22
24M
24.00 mi14:57:243:39:259:099:36
9:36
-0:13
40K
24.85 mi15:05:283:47:299:098:04
9:26
-0:10
25.2M
25.20 mi15:08:573:50:589:103:29
10:06
+0:40
Finish
26.22 mi15:18:114:00:129:109:14
9:04
-1:02

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

8:32 /mi

Average Pace

9:10 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:37

51% of race

Time at Steady Pace

1:17:00

32% of race

Time at Slower Pace

39:35

16% of race

Average Pace: 9:10 /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 mi11:45:2927:308:5127:30
8:51
#19751
10K
6.21 mi12:11:5954:008:4126:30
8:32
#19061
15K
9.32 mi12:38:541:20:558:4126:55
8:40
#18948
20K
12.43 mi13:06:211:48:228:4327:27
8:50
#18902
Half
13.11 mi13:12:221:54:238:446:01
8:49
#18947
25K
15.53 mi13:34:402:16:418:4822:18
9:12
#19082
30K
18.64 mi14:04:382:46:398:5629:58
9:39
#19313
20M
20.00 mi14:17:532:59:549:0013:15
9:45
#19343
21M
21.00 mi14:28:263:10:279:0410:33
10:33
#19372
35K
21.75 mi14:35:303:17:319:057:04
9:27
#19379
23M
23.00 mi14:47:483:29:499:0712:18
9:49
#19413
24M
24.00 mi14:57:243:39:259:099:36
9:36
#19417
40K
24.85 mi15:05:283:47:299:098:04
9:26
#19388
25.2M
25.20 mi15:08:573:50:589:103:29
10:06
#19369
Finish
26.22 mi15:18:114:00:129:109:14
9:04
#19345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi197517665766518810(Top 71%)6988(Top 61%)6988(Top 143%)
10K6.21 mi3.10 mi19061+6907191+4747191+47418438(Top 69%)6733(Top 59%)6733(Top 138%)
15K9.32 mi3.11 mi18948+1137099+927099+9218810(Top 71%)6988(Top 61%)6988(Top 143%)
20K12.43 mi3.11 mi18902+467065+347065+3418872(Top 71%)7014(Top 61%)7014(Top 144%)
Half13.11 mi0.68 mi18947-457089-247089-2419625(Top 74%)7453(Top 65%)7453(Top 153%)
25K15.53 mi2.42 mi19082-1357164-757164-7519836(Top 75%)7604(Top 67%)7604(Top 156%)
30K18.64 mi3.11 mi19313-2317323-1597323-15919960(Top 75%)7744(Top 68%)7744(Top 159%)
20M20.00 mi1.36 mi19343-307353-307353-3019720(Top 74%)7712(Top 68%)7712(Top 158%)
21M21.00 mi1.00 mi19372-297385-327385-3219747(Top 74%)7788(Top 68%)7788(Top 159%)
35K21.75 mi0.75 mi19379-77392-77392-719704(Top 74%)7758(Top 68%)7758(Top 159%)
23M23.00 mi1.25 mi19413-347411-197411-1919502(Top 73%)7682(Top 67%)7682(Top 157%)
24M24.00 mi1.00 mi19417-47429-187429-1819581(Top 74%)7751(Top 68%)7751(Top 159%)
40K24.85 mi0.85 mi19388+297424+57424+518128(Top 68%)7014(Top 61%)7014(Top 144%)
25.2M25.20 mi0.35 mi19369+197410+147410+1417835(Top 67%)6885(Top 60%)6885(Top 141%)
Finish26.22 mi1.02 mi19345+247405+57405+518303(Top 69%)7069(Top 62%)7069(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18810

Females

6988

F18-39

6988

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

18438

Females

6733

F18-39

6733

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18810

Females

6988

F18-39

6988

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18872

Females

7014

F18-39

7014

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19625

Females

7453

F18-39

7453

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19836

Females

7604

F18-39

7604

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19960

Females

7744

F18-39

7744

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

19720

Females

7712

F18-39

7712

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19747

Females

7788

F18-39

7788

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19704

Females

7758

F18-39

7758

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19502

Females

7682

F18-39

7682

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

19581

Females

7751

F18-39

7751

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18128

Females

7014

F18-39

7014

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17835

Females

6885

F18-39

6885

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18303

Females

7069

F18-39

7069

Passing Analysis

Category:
Athletes Passed
1897
Passed By
1491
Net Change
+406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19751
5K → 10K809119+690#19751#19061
10K → 15K239126+113#19061#18948
15K → 20K183137+46#18948#18902
20K → Half1560-45#18902#18947
Half → 25K87222-135#18947#19082
25K → 30K100331-231#19082#19313
30K → 20M74104-30#19313#19343
20M → 21M77106-29#19343#19372
21M → 35K3744-7#19372#19379
35K → 23M66100-34#19379#19413
23M → 24M5458-4#19413#19417
24M → 40K6536+29#19417#19388
40K → 25.2M3112+19#19388#19369
25.2M → Finish6036+24#19369#19345
TOTALS18971491+406
📊

Passing Visuals

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