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BOSTON MARATHON 2025

Lana Snyder

Bib: 22473•F

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:34
Rank: #20207
Start → 5K
26:34 | 8:33/mi
10K· 6.21 mi
53:26
Rank: #20396 (-189)
5K → 10K
26:52 | 8:39/mi
15K· 9.32 mi
1:22:04
Rank: #21295 (-899)
10K → 15K
28:38 | 9:13/mi
20K· 12.43 mi
1:49:59
Rank: #21177 (+118)
15K → 20K
27:55 | 8:59/mi
Half· 13.11 mi
1:55:51
Rank: #21123 (+54)
20K → Half
5:52 | 8:36/mi
25K· 15.53 mi
2:17:43
Rank: #20931 (+192)
Half → 25K
21:52 | 9:01/mi
30K· 18.64 mi
2:46:24
Rank: #20510 (+421)
25K → 30K
28:41 | 9:14/mi
20M
2:58:55
Rank: #20306 (+204)
30K → 20M
12:31 | 9:13/mi
21M
3:08:53
Rank: #20170 (+136)
20M → 21M
9:58 | 9:58/mi
35K· 21.75 mi
3:15:23
Rank: #20045 (+125)
21M → 35K
6:30 | 8:41/mi
23M
3:26:29
Rank: #19804 (+241)
35K → 23M
11:06 | 8:52/mi
24M
3:35:07
Rank: #19614 (+190)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
3:42:39
Rank: #19461 (+153)
24M → 40K
7:32 | 8:49/mi
25.2M
3:46:14
Rank: #19444 (+17)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:54:54
Rank: #19314 (+130)
25.2M → Finish
8:40 | 8:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:51
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time1:59:03
Pace9:05 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1426:348:3326:34
8:33
-
10K
6.21 mi11:48:0653:268:3626:52
8:39
+0:06
15K
9.32 mi12:16:441:22:048:4828:38
9:13
+0:34
20K
12.43 mi12:44:391:49:598:5127:55
8:59
-0:14
Half
13.11 mi12:50:311:55:518:505:52
8:36
-0:23
25K
15.53 mi13:12:232:17:438:5221:52
9:01
+0:25
30K
18.64 mi13:41:042:46:248:5628:41
9:14
+0:13
20M
20.00 mi13:53:352:58:558:5712:31
9:13
-0:01
21M
21.00 mi14:03:333:08:539:009:58
9:58
+0:45
35K
21.75 mi14:10:033:15:238:596:30
8:41
-1:17
23M
23.00 mi14:21:093:26:298:5911:06
8:52
+0:11
24M
24.00 mi14:29:473:35:078:588:38
8:38
-0:14
40K
24.85 mi14:37:193:42:398:577:32
8:49
+0:11
25.2M
25.20 mi14:40:543:46:148:593:35
10:23
+1:34
Finish
26.22 mi14:49:343:54:548:588:40
8:30
-1:53

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

8:30 /mi

Average Pace

8:58 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:06

17% of race

Time at Steady Pace

1:50:25

47% of race

Time at Slower Pace

1:23:23

35% of race

Average Pace: 8:58 /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 mi11:21:1426:348:3326:34
8:33
#20207
10K
6.21 mi11:48:0653:268:3626:52
8:39
#20396
15K
9.32 mi12:16:441:22:048:4828:38
9:13
#21295
20K
12.43 mi12:44:391:49:598:5127:55
8:59
#21177
Half
13.11 mi12:50:311:55:518:505:52
8:36
#21123
25K
15.53 mi13:12:232:17:438:5221:52
9:01
#20931
30K
18.64 mi13:41:042:46:248:5628:41
9:14
#20510
20M
20.00 mi13:53:352:58:558:5712:31
9:13
#20306
21M
21.00 mi14:03:333:08:539:009:58
9:58
#20170
35K
21.75 mi14:10:033:15:238:596:30
8:41
#20045
23M
23.00 mi14:21:093:26:298:5911:06
8:52
#19804
24M
24.00 mi14:29:473:35:078:588:38
8:38
#19614
40K
24.85 mi14:37:193:42:398:577:32
8:49
#19461
25.2M
25.20 mi14:40:543:46:148:593:35
10:23
#19444
Finish
26.22 mi14:49:343:54:548:588:40
8:30
#19314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi202077621762122909(Top 81%)9048(Top 74%)9048(Top 499%)
10K6.21 mi3.10 mi20396-1897707-867707-8620595(Top 73%)7800(Top 64%)7800(Top 430%)
15K9.32 mi3.11 mi21295-8998199-4928199-49222909(Top 81%)9048(Top 74%)9048(Top 499%)
20K12.43 mi3.11 mi21177+1188127+728127+7220892(Top 74%)7989(Top 65%)7989(Top 441%)
Half13.11 mi0.68 mi21123+548091+368091+3619853(Top 70%)7391(Top 60%)7391(Top 408%)
25K15.53 mi2.42 mi20931+1928003+888003+8819993(Top 70%)7529(Top 62%)7529(Top 415%)
30K18.64 mi3.11 mi20510+4217818+1857818+18518805(Top 66%)7014(Top 57%)7014(Top 387%)
20M20.00 mi1.36 mi20306+2047729+897729+8917852(Top 63%)6626(Top 54%)6626(Top 365%)
21M21.00 mi1.00 mi20170+1367678+517678+5118188(Top 64%)6892(Top 56%)6892(Top 380%)
35K21.75 mi0.75 mi20045+1257620+587620+5816678(Top 59%)6174(Top 50%)6174(Top 341%)
23M23.00 mi1.25 mi19804+2417509+1117509+11115525(Top 55%)5627(Top 46%)5627(Top 310%)
24M24.00 mi1.00 mi19614+1907433+767433+7615396(Top 54%)5607(Top 46%)5607(Top 309%)
40K24.85 mi0.85 mi19461+1537358+757358+7515302(Top 54%)5704(Top 47%)5704(Top 315%)
25.2M25.20 mi0.35 mi19444+177355+37355+318645(Top 66%)7456(Top 61%)7456(Top 411%)
Finish26.22 mi1.02 mi19314+1307305+507305+5016289(Top 57%)6193(Top 51%)6193(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

22909

Females

9048

F45-49

9048

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

20595

Females

7800

F45-49

7800

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

22909

Females

9048

F45-49

9048

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

20892

Females

7989

F45-49

7989

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

19853

Females

7391

F45-49

7391

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

19993

Females

7529

F45-49

7529

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18805

Females

7014

F45-49

7014

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

17852

Females

6626

F45-49

6626

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18188

Females

6892

F45-49

6892

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16678

Females

6174

F45-49

6174

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15525

Females

5627

F45-49

5627

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15396

Females

5607

F45-49

5607

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15302

Females

5704

F45-49

5704

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18645

Females

7456

F45-49

7456

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16289

Females

6193

F45-49

6193

Passing Analysis

Category:
Athletes Passed
2530
Passed By
1637
Net Change
+893
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20207
5K → 10K196385-189#20207#20396
10K → 15K44943-899#20396#21295
15K → 20K250132+118#21295#21177
20K → Half7016+54#21177#21123
Half → 25K23442+192#21123#20931
25K → 30K46544+421#20931#20510
30K → 20M2139+204#20510#20306
20M → 21M16428+136#20306#20170
21M → 35K1305+125#20170#20045
35K → 23M2421+241#20045#19804
23M → 24M1966+190#19804#19614
24M → 40K1530+153#19614#19461
40K → 25.2M3316+17#19461#19444
25.2M → Finish14010+130#19444#19314
TOTALS25301637+893
📊

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