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BOSTON MARATHON 2025

Justine Lynch

Bib: 7488•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 17%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:37
Rank: #4925
Start → 5K
20:37 | 6:38/mi
10K· 6.21 mi
41:08
Rank: #4666 (+259)
5K → 10K
20:31 | 6:36/mi
15K· 9.32 mi
1:02:32
Rank: #5344 (-678)
10K → 15K
21:24 | 6:53/mi
20K· 12.43 mi
1:23:22
Rank: #5076 (+268)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:27:54
Rank: #5053 (+23)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:49
Rank: #5254 (-201)
Half → 25K
16:55 | 6:59/mi
30K· 18.64 mi
2:08:28
Rank: #5908 (-654)
25K → 30K
23:39 | 7:37/mi
20M
2:17:52
Rank: #5696 (+212)
30K → 20M
9:24 | 6:55/mi
21M
2:25:16
Rank: #5566 (+130)
20M → 21M
7:24 | 7:24/mi
35K· 21.75 mi
2:30:09
Rank: #5410 (+156)
21M → 35K
4:53 | 6:32/mi
23M
2:38:44
Rank: #5199 (+211)
35K → 23M
8:35 | 6:51/mi
24M
2:45:30
Rank: #5088 (+111)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:51:28
Rank: #5005 (+83)
24M → 40K
5:58 | 6:59/mi
25.2M
2:54:10
Rank: #4997 (+8)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:01:05
Rank: #4937 (+60)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:54
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:33:11
Pace7:06 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2320:376:3820:37
6:38
-
10K
6.21 mi10:46:5441:086:3720:31
6:36
-0:02
15K
9.32 mi11:08:181:02:326:4321:24
6:53
+0:17
20K
12.43 mi11:29:081:23:226:4220:50
6:42
-0:11
Half
13.11 mi11:33:401:27:546:424:32
6:39
-0:03
25K
15.53 mi11:50:351:44:496:4516:55
6:59
+0:20
30K
18.64 mi12:14:142:08:286:5323:39
7:37
+0:38
20M
20.00 mi12:23:382:17:526:549:24
6:55
-0:42
21M
21.00 mi12:31:022:25:166:557:24
7:24
+0:29
35K
21.75 mi12:35:552:30:096:544:53
6:32
-0:52
23M
23.00 mi12:44:302:38:446:548:35
6:51
+0:19
24M
24.00 mi12:51:162:45:306:546:46
6:46
-0:05
40K
24.85 mi12:57:142:51:286:545:58
6:59
+0:13
25.2M
25.20 mi12:59:562:54:106:552:42
7:50
+0:51
Finish
26.22 mi13:06:513:01:056:556:55
6:47
-1:03

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

6:32 /mi

Average Pace

6:55 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:20

81% of race

Time at Steady Pace

31:03

17% of race

Time at Slower Pace

2:42

1% of race

Average Pace: 6:54 /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 mi10:26:2320:376:3820:37
6:38
#4925
10K
6.21 mi10:46:5441:086:3720:31
6:36
#4666
15K
9.32 mi11:08:181:02:326:4321:24
6:53
#5344
20K
12.43 mi11:29:081:23:226:4220:50
6:42
#5076
Half
13.11 mi11:33:401:27:546:424:32
6:39
#5053
25K
15.53 mi11:50:351:44:496:4516:55
6:59
#5254
30K
18.64 mi12:14:142:08:286:5323:39
7:37
#5908
20M
20.00 mi12:23:382:17:526:549:24
6:55
#5696
21M
21.00 mi12:31:022:25:166:557:24
7:24
#5566
35K
21.75 mi12:35:552:30:096:544:53
6:32
#5410
23M
23.00 mi12:44:302:38:446:548:35
6:51
#5199
24M
24.00 mi12:51:162:45:306:546:46
6:46
#5088
40K
24.85 mi12:57:142:51:286:545:58
6:59
#5005
25.2M
25.20 mi12:59:562:54:106:552:42
7:50
#4997
Finish
26.22 mi13:06:513:01:056:556:55
6:47
#4937
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi49253083086871(Top 24%)695(Top 6%)695(Top 13%)
10K6.21 mi3.10 mi4666+259285+23285+234523(Top 16%)276(Top 2%)276(Top 5%)
15K9.32 mi3.11 mi5344-678378-93378-936871(Top 24%)695(Top 6%)695(Top 13%)
20K12.43 mi3.11 mi5076+268347+31347+314498(Top 16%)299(Top 2%)299(Top 5%)
Half13.11 mi0.68 mi5053+23348-1348-14899(Top 17%)347(Top 3%)347(Top 6%)
25K15.53 mi2.42 mi5254-201392-44392-446187(Top 22%)636(Top 5%)636(Top 12%)
30K18.64 mi3.11 mi5908-654528-136528-1368535(Top 30%)1608(Top 13%)1608(Top 29%)
20M20.00 mi1.36 mi5696+212494+34494+343646(Top 13%)281(Top 2%)281(Top 5%)
21M21.00 mi1.00 mi5566+130478+16478+164142(Top 15%)401(Top 3%)401(Top 7%)
35K21.75 mi0.75 mi5410+156461+17461+172663(Top 9%)188(Top 2%)188(Top 3%)
23M23.00 mi1.25 mi5199+211436+25436+253016(Top 11%)252(Top 2%)252(Top 5%)
24M24.00 mi1.00 mi5088+111432+4432+43361(Top 12%)327(Top 3%)327(Top 6%)
40K24.85 mi0.85 mi5005+83426+6426+63808(Top 13%)453(Top 4%)453(Top 8%)
25.2M25.20 mi0.35 mi4997+84264265081(Top 18%)879(Top 7%)879(Top 16%)
Finish26.22 mi1.02 mi4937+60427-1427-14457(Top 16%)673(Top 6%)673(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6871

Females

695

F18-39

695

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4523

Females

276

F18-39

276

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6871

Females

695

F18-39

695

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4498

Females

299

F18-39

299

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4899

Females

347

F18-39

347

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6187

Females

636

F18-39

636

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8535

Females

1608

F18-39

1608

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3646

Females

281

F18-39

281

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4142

Females

401

F18-39

401

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2663

Females

188

F18-39

188

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3016

Females

252

F18-39

252

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3361

Females

327

F18-39

327

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3808

Females

453

F18-39

453

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5081

Females

879

F18-39

879

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4457

Females

673

F18-39

673

Passing Analysis

Category:
Athletes Passed
1834
Passed By
1846
Net Change
-12
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4925
5K → 10K32667+259#4925#4666
10K → 15K19697-678#4666#5344
15K → 20K28719+268#5344#5076
20K → Half4017+23#5076#5053
Half → 25K53254-201#5053#5254
25K → 30K63717-654#5254#5908
30K → 20M2142+212#5908#5696
20M → 21M14212+130#5696#5566
21M → 35K1582+156#5566#5410
35K → 23M2165+211#5410#5199
23M → 24M1165+111#5199#5088
24M → 40K9310+83#5088#5005
40K → 25.2M2820+8#5005#4997
25.2M → Finish7919+60#4997#4937
TOTALS18341846-12
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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