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BOSTON MARATHON 2025

Eileen Darlington

Bib: 23312•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 38%
Division (F60-64)
#0 / 624
Top 8%
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
8:23/mi
26:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
51:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:17/mi
1:17:19
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:43:52
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:49:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:30/mi
2:10:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:52/mi
2:37:43
↑ 181↓ 1480.2%
20M
9:05/mi
2:50:03
↑ 64↓ 500.2%
21M
9:37/mi
2:59:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:27/mi
3:05:59
↑ 17↓ 861.7%
23M
8:53/mi
3:17:06
↑ 23↓ 630.6%
24M
8:33/mi
3:25:39
↓ 821.3%
40K· 24.85 mi
8:44/mi
3:33:07
↓ 200.3%
25.2M
9:28/mi
3:36:23
↑ 13↓ 160.2%
Finish· 26.22 mi
8:05/mi
3:44:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:33
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:55:04
Pace8:47 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1826:028:2326:02
8:23
-
10K
6.21 mi11:48:5151:358:1825:33
8:13
-0:10
15K
9.32 mi12:14:351:17:198:1825:44
8:17
+0:04
20K
12.43 mi12:41:081:43:528:2126:33
8:33
+0:16
Half
13.11 mi12:46:491:49:338:215:41
8:20
-0:13
25K
15.53 mi13:07:262:10:108:2320:37
8:30
+0:10
30K
18.64 mi13:34:592:37:438:2827:33
8:52
+0:22
20M
20.00 mi13:47:192:50:038:3012:20
9:05
+0:13
21M
21.00 mi13:56:562:59:408:339:37
9:37
+0:32
35K
21.75 mi14:03:153:05:598:336:19
8:27
-1:10
23M
23.00 mi14:14:223:17:068:3411:07
8:53
+0:26
24M
24.00 mi14:22:553:25:398:348:33
8:33
-0:20
40K
24.85 mi14:30:233:33:078:347:28
8:44
+0:11
25.2M
25.20 mi14:33:393:36:238:353:16
9:28
+0:44
Finish
26.22 mi14:41:533:44:378:348:14
8:05
-1:23

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

8:05 /mi

Average Pace

8:34 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:24

89% of race

Time at Steady Pace

15:36

7% of race

Time at Slower Pace

9:37

4% of race

Average Pace: 8:34 /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 mi11:23:1826:028:2326:02
8:23
#19188
10K
6.21 mi11:48:5151:358:1825:33
8:13
#18620
15K
9.32 mi12:14:351:17:198:1825:44
8:17
#18376
20K
12.43 mi12:41:081:43:528:2126:33
8:33
#18372
Half
13.11 mi12:46:491:49:338:215:41
8:20
#18345
25K
15.53 mi13:07:262:10:108:2320:37
8:30
#18127
30K
18.64 mi13:34:592:37:438:2827:33
8:52
#17847
20M
20.00 mi13:47:192:50:038:3012:20
9:05
#17798
21M
21.00 mi13:56:562:59:408:339:37
9:37
#17725
35K
21.75 mi14:03:153:05:598:336:19
8:27
#17621
23M
23.00 mi14:14:223:17:068:3411:07
8:53
#17469
24M
24.00 mi14:22:553:25:398:348:33
8:33
#17348
40K
24.85 mi14:30:233:33:078:347:28
8:44
#17246
25.2M
25.20 mi14:33:393:36:238:353:16
9:28
#17191
Finish
26.22 mi14:41:533:44:378:348:14
8:05
#17036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi191887014701417941(Top 63%)6280(Top 51%)6280(Top 1006%)
10K6.21 mi3.10 mi18620+5686690+3246690+32418068(Top 64%)6337(Top 52%)6337(Top 1016%)
15K9.32 mi3.11 mi18376+2446552+1386552+13817941(Top 63%)6280(Top 51%)6280(Top 1006%)
20K12.43 mi3.11 mi18372+46551+16551+118528(Top 65%)6642(Top 54%)6642(Top 1064%)
Half13.11 mi0.68 mi18345+276540+116540+1118148(Top 64%)6398(Top 52%)6398(Top 1025%)
25K15.53 mi2.42 mi18127+2186434+1066434+10617233(Top 61%)5991(Top 49%)5991(Top 960%)
30K18.64 mi3.11 mi17847+2806315+1196315+11916992(Top 60%)6023(Top 49%)6023(Top 965%)
20M20.00 mi1.36 mi17798+496314+16314+117212(Top 61%)6260(Top 51%)6260(Top 1003%)
21M21.00 mi1.00 mi17725+736284+306284+3016646(Top 59%)6056(Top 50%)6056(Top 971%)
35K21.75 mi0.75 mi17621+1046251+336251+3315167(Top 53%)5329(Top 44%)5329(Top 854%)
23M23.00 mi1.25 mi17469+1526208+436208+4315579(Top 55%)5657(Top 46%)5657(Top 907%)
24M24.00 mi1.00 mi17348+1216164+446164+4414860(Top 52%)5315(Top 43%)5315(Top 852%)
40K24.85 mi0.85 mi17246+1026127+376127+3714852(Top 52%)5449(Top 45%)5449(Top 873%)
25.2M25.20 mi0.35 mi17191+556107+206107+2014528(Top 51%)5317(Top 43%)5317(Top 852%)
Finish26.22 mi1.02 mi17036+1556044+636044+6313488(Top 47%)4696(Top 38%)4696(Top 753%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

17941

Females

6280

F60-64

6280

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18068

Females

6337

F60-64

6337

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

17941

Females

6280

F60-64

6280

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18528

Females

6642

F60-64

6642

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18148

Females

6398

F60-64

6398

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17233

Females

5991

F60-64

5991

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16992

Females

6023

F60-64

6023

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

17212

Females

6260

F60-64

6260

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16646

Females

6056

F60-64

6056

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

15167

Females

5329

F60-64

5329

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15579

Females

5657

F60-64

5657

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14860

Females

5315

F60-64

5315

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14852

Females

5449

F60-64

5449

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14528

Females

5317

F60-64

5317

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13488

Females

4696

F60-64

4696

Passing Analysis

Category:
Athletes Passed
2961
Passed By
809
Net Change
+2152
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19188
5K → 10K65587+568#19188#18620
10K → 15K32278+244#18620#18376
15K → 20K198194+4#18376#18372
20K → Half5225+27#18372#18345
Half → 25K28062+218#18345#18127
25K → 30K37393+280#18127#17847
30K → 20M14596+49#17847#17798
20M → 21M13360+73#17798#17725
21M → 35K12016+104#17725#17621
35K → 23M18735+152#17621#17469
23M → 24M14625+121#17469#17348
24M → 40K11816+102#17348#17246
40K → 25.2M6813+55#17246#17191
25.2M → Finish1649+155#17191#17036
TOTALS2961809+2152
📊

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