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BOSTON MARATHON 2025

Lisa Tuffy

Bib: 20417•F

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 48%
Division (F55-59)
#0 / 994
Top 29%
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
8:26/mi
26:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
52:50
↑ 79↓ 1380.4%
15K· 9.32 mi
8:38/mi
1:19:39
↑ 67↓ 78
20K· 12.43 mi
8:40/mi
1:46:36
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:52:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:51/mi
2:13:53
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:41:22
↑ 181↓ 1480.2%
20M
9:03/mi
2:53:40
↑ 64↓ 500.2%
21M
9:45/mi
3:03:25
↑ 106↓ 241.6%
35K· 21.75 mi
8:55/mi
3:10:05
↑ 17↓ 861.7%
23M
9:15/mi
3:21:40
↑ 23↓ 630.6%
24M
9:20/mi
3:31:00
↓ 821.3%
40K· 24.85 mi
9:18/mi
3:38:57
↓ 200.3%
25.2M
9:49/mi
3:42:20
↑ 13↓ 160.2%
Finish· 26.22 mi
8:45/mi
3:51:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:26
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time1:58:49
Pace9:04 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1926:128:2626:12
8:26
-
10K
6.21 mi11:45:5752:508:3026:38
8:34
+0:08
15K
9.32 mi12:12:461:19:398:3326:49
8:38
+0:04
20K
12.43 mi12:39:431:46:368:3526:57
8:40
+0:02
Half
13.11 mi12:45:331:52:268:355:50
8:33
-0:07
25K
15.53 mi13:07:002:13:538:3721:27
8:51
+0:18
30K
18.64 mi13:34:292:41:228:3927:29
8:51
0:00
20M
20.00 mi13:46:472:53:408:4112:18
9:03
+0:12
21M
21.00 mi13:56:323:03:258:449:45
9:45
+0:42
35K
21.75 mi14:03:123:10:058:446:40
8:55
-0:50
23M
23.00 mi14:14:473:21:408:4611:35
9:15
+0:20
24M
24.00 mi14:24:073:31:008:489:20
9:20
+0:05
40K
24.85 mi14:32:043:38:578:497:57
9:18
-0:02
25.2M
25.20 mi14:35:273:42:208:493:23
9:49
+0:31
Finish
26.22 mi14:44:223:51:158:508:55
8:45
-1:04

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

8:26 /mi

Average Pace

8:50 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:50

87% of race

Time at Steady Pace

30:25

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:19:1926:128:2626:12
8:26
#19498
10K
6.21 mi11:45:5752:508:3026:38
8:34
#19860
15K
9.32 mi12:12:461:19:398:3326:49
8:38
#19957
20K
12.43 mi12:39:431:46:368:3526:57
8:40
#19755
Half
13.11 mi12:45:331:52:268:355:50
8:33
#19739
25K
15.53 mi13:07:002:13:538:3721:27
8:51
#19612
30K
18.64 mi13:34:292:41:228:3927:29
8:51
#19078
20M
20.00 mi13:46:472:53:408:4112:18
9:03
#18926
21M
21.00 mi13:56:323:03:258:449:45
9:45
#18809
35K
21.75 mi14:03:123:10:058:446:40
8:55
#18773
23M
23.00 mi14:14:473:21:408:4611:35
9:15
#18686
24M
24.00 mi14:24:073:31:008:489:20
9:20
#18721
40K
24.85 mi14:32:043:38:578:497:57
9:18
#18675
25.2M
25.20 mi14:35:273:42:208:493:23
9:49
#18622
Finish
26.22 mi14:44:223:51:158:508:55
8:45
#18594
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi194987192719220099(Top 71%)7485(Top 61%)7485(Top 753%)
10K6.21 mi3.10 mi19860-3627392-2007392-20020216(Top 71%)7588(Top 62%)7588(Top 763%)
15K9.32 mi3.11 mi19957-977442-507442-5020099(Top 71%)7485(Top 61%)7485(Top 753%)
20K12.43 mi3.11 mi19755+2027337+1057337+10519291(Top 68%)7077(Top 58%)7077(Top 712%)
Half13.11 mi0.68 mi19739+167328+97328+919552(Top 69%)7208(Top 59%)7208(Top 725%)
25K15.53 mi2.42 mi19612+1277266+627266+6219176(Top 68%)7071(Top 58%)7071(Top 711%)
30K18.64 mi3.11 mi19078+5347003+2637003+26316885(Top 59%)5977(Top 49%)5977(Top 601%)
20M20.00 mi1.36 mi18926+1526933+706933+7017094(Top 60%)6196(Top 51%)6196(Top 623%)
21M21.00 mi1.00 mi18809+1176892+416892+4117283(Top 61%)6423(Top 53%)6423(Top 646%)
35K21.75 mi0.75 mi18773+366895-36895-317835(Top 63%)6811(Top 56%)6811(Top 685%)
23M23.00 mi1.25 mi18686+876877+186877+1817579(Top 62%)6776(Top 55%)6776(Top 682%)
24M24.00 mi1.00 mi18721-356917-406917-4018974(Top 67%)7529(Top 62%)7529(Top 757%)
40K24.85 mi0.85 mi18675+466917691717869(Top 63%)7068(Top 58%)7068(Top 711%)
25.2M25.20 mi0.35 mi18622+536905+126905+1216230(Top 57%)6215(Top 51%)6215(Top 625%)
Finish26.22 mi1.02 mi18594+286899+66899+617804(Top 63%)6987(Top 57%)6987(Top 703%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

20099

Females

7485

F55-59

7485

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20216

Females

7588

F55-59

7588

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

20099

Females

7485

F55-59

7485

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19291

Females

7077

F55-59

7077

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19552

Females

7208

F55-59

7208

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

19176

Females

7071

F55-59

7071

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16885

Females

5977

F55-59

5977

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

17094

Females

6196

F55-59

6196

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

17283

Females

6423

F55-59

6423

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17835

Females

6811

F55-59

6811

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17579

Females

6776

F55-59

6776

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

18974

Females

7529

F55-59

7529

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17869

Females

7068

F55-59

7068

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16230

Females

6215

F55-59

6215

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

17804

Females

6987

F55-59

6987

Passing Analysis

Category:
Athletes Passed
2253
Passed By
1349
Net Change
+904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19498
5K → 10K138500-362#19498#19860
10K → 15K158255-97#19860#19957
15K → 20K28987+202#19957#19755
20K → Half4226+16#19755#19739
Half → 25K21689+127#19739#19612
25K → 30K55824+534#19612#19078
30K → 20M18028+152#19078#18926
20M → 21M16649+117#18926#18809
21M → 35K7640+36#18809#18773
35K → 23M14356+87#18773#18686
23M → 24M5590-35#18686#18721
24M → 40K8943+46#18721#18675
40K → 25.2M6310+53#18675#18622
25.2M → Finish8052+28#18622#18594
TOTALS22531349+904
📊

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