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BOSTON MARATHON 2023

Kellie Stamm

Bib: 23623•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:13
Rank: #20806
Start → 5K
9:05/mi
28:13 split
10K· 6.21 mi
56:37
Rank: #21110 (-304)
5K → 10K
9:08/mi
28:24 split
15K· 9.32 mi
1:24:55
Rank: #21073 (+37)
10K → 15K
9:07/mi
28:18 split
20K· 12.43 mi
1:53:15
Rank: #20832 (+241)
15K → 20K
9:07/mi
28:20 split
Half· 13.11 mi
1:59:24
Rank: #20815 (+17)
20K → Half
9:01/mi
6:09 split
25K· 15.53 mi
2:21:44
Rank: #20663 (+152)
Half → 25K
9:13/mi
22:20 split
30K· 18.64 mi
2:50:25
Rank: #20242 (+421)
25K → 30K
9:14/mi
28:41 split
20M
3:02:58
Rank: #20032 (+210)
30K → 20M
9:14/mi
12:33 split
21M
3:12:42
Rank: #19841 (+191)
20M → 21M
9:44/mi
9:44 split
35K· 21.75 mi
3:19:18
Rank: #19746 (+95)
21M → 35K
8:49/mi
6:36 split
23M
3:30:42
Rank: #19566 (+180)
35K → 23M
9:06/mi
11:24 split
24M
3:39:29
Rank: #19434 (+132)
23M → 24M
8:47/mi
8:47 split
40K· 24.85 mi
3:47:06
Rank: #19307 (+127)
24M → 40K
8:54/mi
7:37 split
25.2M
3:50:25
Rank: #19271 (+36)
40K → 25.2M
9:37/mi
3:19 split
Finish· 26.22 mi
3:59:20
Rank: #19193 (+78)
25.2M → Finish
8:45/mi
8:55 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:59:24
Pace9:06 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:59:56
Pace9:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2028:139:0528:13
9:05
-
10K
6.21 mi11:49:4456:379:0728:24
9:08
+0:03
15K
9.32 mi12:18:021:24:559:0728:18
9:07
-0:01
20K
12.43 mi12:46:221:53:159:0728:20
9:07
0:00
Half
13.11 mi12:52:311:59:249:066:09
9:01
-0:06
25K
15.53 mi13:14:512:21:449:0722:20
9:13
+0:12
30K
18.64 mi13:43:322:50:259:0928:41
9:14
+0:01
20M
20.00 mi13:56:053:02:589:0912:33
9:14
0:00
21M
21.00 mi14:05:493:12:429:119:44
9:44
+0:30
35K
21.75 mi14:12:253:19:189:106:36
8:49
-0:55
23M
23.00 mi14:23:493:30:429:1011:24
9:06
+0:17
24M
24.00 mi14:32:363:39:299:098:47
8:47
-0:19
40K
24.85 mi14:40:133:47:069:087:37
8:54
+0:07
25.2M
25.20 mi14:43:323:50:259:093:19
9:37
+0:43
Finish
26.22 mi14:52:273:59:209:088:55
8:45
-0:52

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

8:45 /mi

Average Pace

9:08 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:49:36

96% of race

Time at Steady Pace

9:44

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:08 /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 mi11:21:2028:139:0528:13
9:05
#20806
10K
6.21 mi11:49:4456:379:0728:24
9:08
#21110
15K
9.32 mi12:18:021:24:559:0728:18
9:07
#21073
20K
12.43 mi12:46:221:53:159:0728:20
9:07
#20832
Half
13.11 mi12:52:311:59:249:066:09
9:01
#20815
25K
15.53 mi13:14:512:21:449:0722:20
9:13
#20663
30K
18.64 mi13:43:322:50:259:0928:41
9:14
#20242
20M
20.00 mi13:56:053:02:589:0912:33
9:14
#20032
21M
21.00 mi14:05:493:12:429:119:44
9:44
#19841
35K
21.75 mi14:12:253:19:189:106:36
8:49
#19746
23M
23.00 mi14:23:493:30:429:1011:24
9:06
#19566
24M
24.00 mi14:32:363:39:299:098:47
8:47
#19434
40K
24.85 mi14:40:133:47:069:087:37
8:54
#19307
25.2M
25.20 mi14:43:323:50:259:093:19
9:37
#19271
Finish
26.22 mi14:52:273:59:209:088:55
8:45
#19193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi208068270827020974(Top 79%)8217(Top 72%)8217(Top 1559%)
10K6.21 mi3.10 mi21110-3048374-1048374-10421447(Top 81%)8526(Top 75%)8526(Top 1618%)
15K9.32 mi3.11 mi21073+378329+458329+4520974(Top 79%)8217(Top 72%)8217(Top 1559%)
20K12.43 mi3.11 mi20832+2418178+1518178+15120228(Top 76%)7797(Top 68%)7797(Top 1480%)
Half13.11 mi0.68 mi20815+178168+108168+1020508(Top 77%)7963(Top 70%)7963(Top 1511%)
25K15.53 mi2.42 mi20663+1528079+898079+8919900(Top 75%)7636(Top 67%)7636(Top 1449%)
30K18.64 mi3.11 mi20242+4217865+2147865+21418322(Top 69%)6826(Top 60%)6826(Top 1295%)
20M20.00 mi1.36 mi20032+2107764+1017764+10117755(Top 67%)6619(Top 58%)6619(Top 1256%)
21M21.00 mi1.00 mi19841+1917650+1147650+11417015(Top 64%)6208(Top 54%)6208(Top 1178%)
35K21.75 mi0.75 mi19746+957601+497601+4917114(Top 64%)6352(Top 56%)6352(Top 1205%)
23M23.00 mi1.25 mi19566+1807505+967505+9616595(Top 62%)6084(Top 53%)6084(Top 1154%)
24M24.00 mi1.00 mi19434+1327441+647441+6416148(Top 61%)5898(Top 52%)5898(Top 1119%)
40K24.85 mi0.85 mi19307+1277374+677374+6715702(Top 59%)5694(Top 50%)5694(Top 1080%)
25.2M25.20 mi0.35 mi19271+367360+147360+1415843(Top 60%)5799(Top 51%)5799(Top 1100%)
Finish26.22 mi1.02 mi19193+787321+397321+3916805(Top 63%)6268(Top 55%)6268(Top 1189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

20974

Females

8217

F60-64

8217

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21447

Females

8526

F60-64

8526

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

20974

Females

8217

F60-64

8217

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

20228

Females

7797

F60-64

7797

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20508

Females

7963

F60-64

7963

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19900

Females

7636

F60-64

7636

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18322

Females

6826

F60-64

6826

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17755

Females

6619

F60-64

6619

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

17015

Females

6208

F60-64

6208

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

17114

Females

6352

F60-64

6352

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16595

Females

6084

F60-64

6084

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16148

Females

5898

F60-64

5898

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15702

Females

5694

F60-64

5694

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15843

Females

5799

F60-64

5799

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16805

Females

6268

F60-64

6268

Passing Analysis

Category:
Athletes Passed
2410
Passed By
797
Net Change
+1613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20806
5K → 10K168472-304#20806#21110
10K → 15K187150+37#21110#21073
15K → 20K28847+241#21073#20832
20K → Half3720+17#20832#20815
Half → 25K18533+152#20815#20663
25K → 30K4298+421#20663#20242
30K → 20M2177+210#20242#20032
20M → 21M2009+191#20032#19841
21M → 35K1038+95#19841#19746
35K → 23M1866+180#19746#19566
23M → 24M1364+132#19566#19434
24M → 40K1314+127#19434#19307
40K → 25.2M448+36#19307#19271
25.2M → Finish9921+78#19271#19193
TOTALS2410797+1613
📊

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