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BOSTON MARATHON 2025

Lydia Dillon

Bib: 24360•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 40%
Division (F55-59)
#0 / 994
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:03
Rank: #17120
Start → 5K
25:03 | 8:04/mi
10K· 6.21 mi
49:30
Rank: #16235 (+885)
5K → 10K
24:27 | 7:52/mi
15K· 9.32 mi
1:14:07
Rank: #15939 (+296)
10K → 15K
24:37 | 7:55/mi
20K· 12.43 mi
1:39:08
Rank: #15752 (+187)
15K → 20K
25:01 | 8:03/mi
Half· 13.11 mi
1:44:33
Rank: #15740 (+12)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:04:18
Rank: #15557 (+183)
Half → 25K
19:45 | 8:09/mi
30K· 18.64 mi
2:31:29
Rank: #15719 (-162)
25K → 30K
27:11 | 8:45/mi
20M
2:43:46
Rank: #15773 (-54)
30K → 20M
12:17 | 9:02/mi
21M
2:54:01
Rank: #15990 (-217)
20M → 21M
10:15 | 10:15/mi
35K· 21.75 mi
3:01:09
Rank: #16165 (-175)
21M → 35K
7:08 | 9:32/mi
23M
3:14:31
Rank: #16734 (-569)
35K → 23M
13:22 | 10:41/mi
24M
3:23:59
Rank: #16883 (-149)
23M → 24M
9:28 | 9:28/mi
40K· 24.85 mi
3:32:49
Rank: #17160 (-277)
24M → 40K
8:50 | 10:20/mi
25.2M
3:36:24
Rank: #17197 (-37)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:45:33
Rank: #17280 (-83)
25.2M → Finish
9:09 | 8:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:33
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time2:01:00
Pace9:14 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0225:038:0425:03
8:04
-
10K
6.21 mi11:47:2949:307:5824:27
7:52
-0:12
15K
9.32 mi12:12:061:14:077:5724:37
7:55
+0:03
20K
12.43 mi12:37:071:39:087:5925:01
8:03
+0:08
Half
13.11 mi12:42:321:44:337:595:25
7:56
-0:07
25K
15.53 mi13:02:172:04:188:0019:45
8:09
+0:13
30K
18.64 mi13:29:282:31:298:0827:11
8:45
+0:36
20M
20.00 mi13:41:452:43:468:1112:17
9:02
+0:17
21M
21.00 mi13:52:002:54:018:1710:15
10:15
+1:13
35K
21.75 mi13:59:083:01:098:207:08
9:32
-0:43
23M
23.00 mi14:12:303:14:318:2713:22
10:41
+1:09
24M
24.00 mi14:21:583:23:598:309:28
9:28
-1:13
40K
24.85 mi14:30:483:32:498:348:50
10:20
+0:52
25.2M
25.20 mi14:34:233:36:248:353:35
10:23
+0:03
Finish
26.22 mi14:43:323:45:338:379:09
8:59
-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

7:52 /mi

Average Pace

8:37 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:18

55% of race

Time at Steady Pace

58:05

26% of race

Time at Slower Pace

43:10

19% of race

Average Pace: 8:36 /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 mi11:23:0225:038:0425:03
8:04
#17120
10K
6.21 mi11:47:2949:307:5824:27
7:52
#16235
15K
9.32 mi12:12:061:14:077:5724:37
7:55
#15939
20K
12.43 mi12:37:071:39:087:5925:01
8:03
#15752
Half
13.11 mi12:42:321:44:337:595:25
7:56
#15740
25K
15.53 mi13:02:172:04:188:0019:45
8:09
#15557
30K
18.64 mi13:29:282:31:298:0827:11
8:45
#15719
20M
20.00 mi13:41:452:43:468:1112:17
9:02
#15773
21M
21.00 mi13:52:002:54:018:1710:15
10:15
#15990
35K
21.75 mi13:59:083:01:098:207:08
9:32
#16165
23M
23.00 mi14:12:303:14:318:2713:22
10:41
#16734
24M
24.00 mi14:21:583:23:598:309:28
9:28
#16883
40K
24.85 mi14:30:483:32:498:348:50
10:20
#17160
25.2M
25.20 mi14:34:233:36:248:353:35
10:23
#17197
Finish
26.22 mi14:43:323:45:338:379:09
8:59
#17280
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi171205810581015439(Top 54%)4833(Top 40%)4833(Top 486%)
10K6.21 mi3.10 mi16235+8855288+5225288+52215462(Top 54%)4819(Top 39%)4819(Top 485%)
15K9.32 mi3.11 mi15939+2965109+1795109+17915439(Top 54%)4833(Top 40%)4833(Top 486%)
20K12.43 mi3.11 mi15752+1875013+965013+9615317(Top 54%)4815(Top 39%)4815(Top 484%)
Half13.11 mi0.68 mi15740+125009+45009+415520(Top 55%)4920(Top 40%)4920(Top 495%)
25K15.53 mi2.42 mi15557+1834920+894920+8914965(Top 53%)4723(Top 39%)4723(Top 475%)
30K18.64 mi3.11 mi15719-1625066-1465066-14616303(Top 57%)5636(Top 46%)5636(Top 567%)
20M20.00 mi1.36 mi15773-545137-715137-7117027(Top 60%)6149(Top 50%)6149(Top 619%)
21M21.00 mi1.00 mi15990-2175296-1595296-15919197(Top 68%)7432(Top 61%)7432(Top 748%)
35K21.75 mi0.75 mi16165-1755420-1245420-12420451(Top 72%)8213(Top 67%)8213(Top 826%)
23M23.00 mi1.25 mi16734-5695773-3535773-35322475(Top 79%)9324(Top 76%)9324(Top 938%)
24M24.00 mi1.00 mi16883-1495889-1165889-11619515(Top 69%)7829(Top 64%)7829(Top 788%)
40K24.85 mi0.85 mi17160-2776078-1896078-18921474(Top 76%)8908(Top 73%)8908(Top 896%)
25.2M25.20 mi0.35 mi17197-376112-346112-3418629(Top 66%)7440(Top 61%)7440(Top 748%)
Finish26.22 mi1.02 mi17280-836177-656177-6518936(Top 67%)7557(Top 62%)7557(Top 760%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

15439

Females

4833

F55-59

4833

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15462

Females

4819

F55-59

4819

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

15439

Females

4833

F55-59

4833

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15317

Females

4815

F55-59

4815

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15520

Females

4920

F55-59

4920

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14965

Females

4723

F55-59

4723

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16303

Females

5636

F55-59

5636

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

17027

Females

6149

F55-59

6149

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19197

Females

7432

F55-59

7432

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20451

Females

8213

F55-59

8213

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

22475

Females

9324

F55-59

9324

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19515

Females

7829

F55-59

7829

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21474

Females

8908

F55-59

8908

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18629

Females

7440

F55-59

7440

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

18936

Females

7557

F55-59

7557

Passing Analysis

Category:
Athletes Passed
2441
Passed By
2601
Net Change
-160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17120
5K → 10K94661+885#17120#16235
10K → 15K37781+296#16235#15939
15K → 20K292105+187#15939#15752
20K → Half3624+12#15752#15740
Half → 25K26380+183#15740#15557
25K → 30K185347-162#15557#15719
30K → 20M111165-54#15719#15773
20M → 21M54271-217#15773#15990
21M → 35K27202-175#15990#16165
35K → 23M23592-569#16165#16734
23M → 24M40189-149#16734#16883
24M → 40K20297-277#16883#17160
40K → 25.2M2562-37#17160#17197
25.2M → Finish42125-83#17197#17280
TOTALS24412601-160
📊

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