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BOSTON MARATHON 2025

Kristin Essary

Bib: 21011•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 46%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
8:21/mi
25:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:26/mi
52:09
↑ 79↓ 1380.4%
15K· 9.32 mi
8:30/mi
1:18:33
↑ 67↓ 78
20K· 12.43 mi
8:37/mi
1:45:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:51:08
↑ 19↓ 370.5%
25K· 15.53 mi
8:41/mi
2:12:11
↑ 66↓ 880.2%
30K· 18.64 mi
9:08/mi
2:40:33
↑ 181↓ 1480.2%
20M
9:21/mi
2:53:15
↑ 64↓ 500.2%
21M
10:09/mi
3:03:24
↑ 106↓ 241.6%
35K· 21.75 mi
8:51/mi
3:10:01
↑ 17↓ 861.7%
23M
9:11/mi
3:21:31
↑ 23↓ 630.6%
24M
8:54/mi
3:30:25
↓ 821.3%
40K· 24.85 mi
9:05/mi
3:38:11
↓ 200.3%
25.2M
9:37/mi
3:41:30
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:49:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:08
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:58:44
Pace9:03 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4025:568:2125:56
8:21
-
10K
6.21 mi11:45:5352:098:2426:13
8:26
+0:05
15K
9.32 mi12:12:171:18:338:2626:24
8:30
+0:04
20K
12.43 mi12:39:041:45:208:2926:47
8:37
+0:07
Half
13.11 mi12:44:521:51:088:295:48
8:30
-0:07
25K
15.53 mi13:05:552:12:118:3121:03
8:41
+0:11
30K
18.64 mi13:34:172:40:338:3728:22
9:08
+0:27
20M
20.00 mi13:46:592:53:158:4012:42
9:21
+0:13
21M
21.00 mi13:57:083:03:248:4410:09
10:09
+0:48
35K
21.75 mi14:03:453:10:018:446:37
8:51
-1:18
23M
23.00 mi14:15:153:21:318:4611:30
9:11
+0:20
24M
24.00 mi14:24:093:30:258:468:54
8:54
-0:17
40K
24.85 mi14:31:553:38:118:477:46
9:05
+0:11
25.2M
25.20 mi14:35:143:41:308:473:19
9:37
+0:32
Finish
26.22 mi14:43:363:49:528:468:22
8:13
-1:24

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

8:13 /mi

Average Pace

8:46 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:43

40% of race

Time at Steady Pace

1:11:07

31% of race

Time at Slower Pace

1:06:02

29% of race

Average Pace: 8:46 /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 mi11:19:4025:568:2125:56
8:21
#19008
10K
6.21 mi11:45:5352:098:2426:13
8:26
#19201
15K
9.32 mi12:12:171:18:338:2626:24
8:30
#19212
20K
12.43 mi12:39:041:45:208:2926:47
8:37
#19122
Half
13.11 mi12:44:521:51:088:295:48
8:30
#19114
25K
15.53 mi13:05:552:12:118:3121:03
8:41
#18956
30K
18.64 mi13:34:172:40:338:3728:22
9:08
#18828
20M
20.00 mi13:46:592:53:158:4012:42
9:21
#18812
21M
21.00 mi13:57:083:03:248:4410:09
10:09
#18802
35K
21.75 mi14:03:453:10:018:446:37
8:51
#18748
23M
23.00 mi14:15:153:21:318:4611:30
9:11
#18650
24M
24.00 mi14:24:093:30:258:468:54
8:54
#18568
40K
24.85 mi14:31:553:38:118:477:46
9:05
#18470
25.2M
25.20 mi14:35:143:41:308:473:19
9:37
#18423
Finish
26.22 mi14:43:363:49:528:468:22
8:13
#18297
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi190086914691419313(Top 68%)7071(Top 58%)7071(Top 412%)
10K6.21 mi3.10 mi19201-1937009-957009-9519444(Top 68%)7135(Top 58%)7135(Top 415%)
15K9.32 mi3.11 mi19212-117017-87017-819313(Top 68%)7071(Top 58%)7071(Top 412%)
20K12.43 mi3.11 mi19122+906970+476970+4718972(Top 67%)6900(Top 56%)6900(Top 402%)
Half13.11 mi0.68 mi19114+86972-26972-219249(Top 68%)7040(Top 58%)7040(Top 410%)
25K15.53 mi2.42 mi18956+1586892+806892+8018302(Top 64%)6593(Top 54%)6593(Top 384%)
30K18.64 mi3.11 mi18828+1286845+476845+4718317(Top 64%)6751(Top 55%)6751(Top 393%)
20M20.00 mi1.36 mi18812+166861-166861-1618518(Top 65%)7011(Top 57%)7011(Top 408%)
21M21.00 mi1.00 mi18802+106888-276888-2718870(Top 66%)7268(Top 59%)7268(Top 423%)
35K21.75 mi0.75 mi18748+546878+106878+1017522(Top 62%)6648(Top 54%)6648(Top 387%)
23M23.00 mi1.25 mi18650+986852+266852+2617279(Top 61%)6595(Top 54%)6595(Top 384%)
24M24.00 mi1.00 mi18568+826836+166836+1616876(Top 59%)6430(Top 53%)6430(Top 374%)
40K24.85 mi0.85 mi18470+986806+306806+3016805(Top 59%)6485(Top 53%)6485(Top 377%)
25.2M25.20 mi0.35 mi18423+476789+176789+1715278(Top 54%)5719(Top 47%)5719(Top 333%)
Finish26.22 mi1.02 mi18297+1266744+456744+4514387(Top 51%)5160(Top 42%)5160(Top 300%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

19313

Females

7071

F40-44

7071

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

19444

Females

7135

F40-44

7135

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

19313

Females

7071

F40-44

7071

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

18972

Females

6900

F40-44

6900

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19249

Females

7040

F40-44

7040

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18302

Females

6593

F40-44

6593

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18317

Females

6751

F40-44

6751

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18518

Females

7011

F40-44

7011

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18870

Females

7268

F40-44

7268

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17522

Females

6648

F40-44

6648

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17279

Females

6595

F40-44

6595

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16876

Females

6430

F40-44

6430

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16805

Females

6485

F40-44

6485

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15278

Females

5719

F40-44

5719

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14387

Females

5160

F40-44

5160

Passing Analysis

Category:
Athletes Passed
2053
Passed By
1342
Net Change
+711
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19008
5K → 10K163356-193#19008#19201
10K → 15K204215-11#19201#19212
15K → 20K230140+90#19212#19122
20K → Half4133+8#19122#19114
Half → 25K24082+158#19114#18956
25K → 30K293165+128#18956#18828
30K → 20M10892+16#18828#18812
20M → 21M115105+10#18812#18802
21M → 35K8430+54#18802#18748
35K → 23M15153+98#18748#18650
23M → 24M10826+82#18650#18568
24M → 40K11921+98#18568#18470
40K → 25.2M569+47#18470#18423
25.2M → Finish14115+126#18423#18297
TOTALS20531342+711
📊

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