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BOSTON MARATHON 2025

Krista Lapan

Bib: 21216•F

ID

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

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
8:20/mi
25:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:41/mi
52:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:20:27
↑ 67↓ 78
20K· 12.43 mi
9:19/mi
1:49:24
↑ 106↓ 860.1%
Half· 13.11 mi
9:02/mi
1:55:34
↑ 19↓ 370.5%
25K· 15.53 mi
9:30/mi
2:18:36
↑ 66↓ 880.2%
30K· 18.64 mi
9:44/mi
2:48:50
↑ 181↓ 1480.2%
20M
9:52/mi
3:02:15
↑ 64↓ 500.2%
21M
10:37/mi
3:12:52
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
3:20:01
↑ 17↓ 861.7%
23M
10:00/mi
3:32:32
↑ 23↓ 630.6%
24M
9:49/mi
3:42:21
↓ 821.3%
40K· 24.85 mi
9:52/mi
3:50:47
↓ 200.3%
25.2M
10:55/mi
3:54:33
↑ 13↓ 160.2%
Finish· 26.22 mi
9:27/mi
4:04:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:34
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:08:37
Pace9:49 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:5725:538:2025:53
8:20
-
10K
6.21 mi11:46:5652:528:3026:59
8:41
+0:21
15K
9.32 mi12:14:311:20:278:3827:35
8:53
+0:12
20K
12.43 mi12:43:281:49:248:4828:57
9:19
+0:26
Half
13.11 mi12:49:381:55:348:496:10
9:02
-0:17
25K
15.53 mi13:12:402:18:368:5523:02
9:30
+0:28
30K
18.64 mi13:42:542:48:509:0330:14
9:44
+0:14
20M
20.00 mi13:56:193:02:159:0713:25
9:52
+0:08
21M
21.00 mi14:06:563:12:529:1110:37
10:37
+0:45
35K
21.75 mi14:14:053:20:019:127:09
9:33
-1:04
23M
23.00 mi14:26:363:32:329:1412:31
10:00
+0:27
24M
24.00 mi14:36:253:42:219:169:49
9:49
-0:11
40K
24.85 mi14:44:513:50:479:178:26
9:52
+0:03
25.2M
25.20 mi14:48:373:54:339:183:46
10:55
+1:03
Finish
26.22 mi14:58:154:04:119:199:38
9:27
-1:28

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

8:20 /mi

Average Pace

9:19 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:37

35% of race

Time at Steady Pace

2:10:40

54% of race

Time at Slower Pace

26:54

11% of race

Average Pace: 9:19 /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 mi11:19:5725:538:2025:53
8:20
#18931
10K
6.21 mi11:46:5652:528:3026:59
8:41
#19899
15K
9.32 mi12:14:311:20:278:3827:35
8:53
#20380
20K
12.43 mi12:43:281:49:248:4828:57
9:19
#20952
Half
13.11 mi12:49:381:55:348:496:10
9:02
#21002
25K
15.53 mi13:12:402:18:368:5523:02
9:30
#21216
30K
18.64 mi13:42:542:48:509:0330:14
9:44
#21137
20M
20.00 mi13:56:193:02:159:0713:25
9:52
#21091
21M
21.00 mi14:06:563:12:529:1110:37
10:37
#21044
35K
21.75 mi14:14:053:20:019:127:09
9:33
#21016
23M
23.00 mi14:26:363:32:329:1412:31
10:00
#20989
24M
24.00 mi14:36:253:42:219:169:49
9:49
#20987
40K
24.85 mi14:44:513:50:479:178:26
9:52
#20946
25.2M
25.20 mi14:48:373:54:339:183:46
10:55
#20924
Finish
26.22 mi14:58:154:04:119:199:38
9:27
#20919
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi189316874687421463(Top 76%)8258(Top 68%)8258(Top 455%)
10K6.21 mi3.10 mi19899-9687413-5397413-53920802(Top 73%)7921(Top 65%)7921(Top 437%)
15K9.32 mi3.11 mi20380-4817689-2767689-27621463(Top 76%)8258(Top 68%)8258(Top 455%)
20K12.43 mi3.11 mi20952-5728008-3198008-31922325(Top 79%)8765(Top 72%)8765(Top 483%)
Half13.11 mi0.68 mi21002-508031-238031-2321993(Top 77%)8598(Top 70%)8598(Top 474%)
25K15.53 mi2.42 mi21216-2148164-1338164-13321864(Top 77%)8576(Top 70%)8576(Top 473%)
30K18.64 mi3.11 mi21137+798162+28162+220788(Top 73%)8111(Top 66%)8111(Top 447%)
20M20.00 mi1.36 mi21091+468157+58157+520537(Top 72%)8101(Top 66%)8101(Top 447%)
21M21.00 mi1.00 mi21044+478149+88149+820366(Top 72%)8112(Top 66%)8112(Top 447%)
35K21.75 mi0.75 mi21016+288141+88141+820543(Top 72%)8261(Top 68%)8261(Top 456%)
23M23.00 mi1.25 mi20989+278157-168157-1620492(Top 72%)8292(Top 68%)8292(Top 457%)
24M24.00 mi1.00 mi20987+28175-188175-1820786(Top 73%)8494(Top 69%)8494(Top 469%)
40K24.85 mi0.85 mi20946+418169+68169+620012(Top 70%)8166(Top 67%)8166(Top 450%)
25.2M25.20 mi0.35 mi20924+228167+28167+220420(Top 72%)8368(Top 68%)8368(Top 462%)
Finish26.22 mi1.02 mi20919+58185-188185-1821031(Top 74%)8673(Top 71%)8673(Top 478%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21463

Females

8258

F45-49

8258

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

20802

Females

7921

F45-49

7921

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21463

Females

8258

F45-49

8258

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22325

Females

8765

F45-49

8765

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21993

Females

8598

F45-49

8598

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21864

Females

8576

F45-49

8576

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20788

Females

8111

F45-49

8111

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

20537

Females

8101

F45-49

8101

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20366

Females

8112

F45-49

8112

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20543

Females

8261

F45-49

8261

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20492

Females

8292

F45-49

8292

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20786

Females

8494

F45-49

8494

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

20012

Females

8166

F45-49

8166

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20420

Females

8368

F45-49

8368

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

21031

Females

8673

F45-49

8673

Passing Analysis

Category:
Athletes Passed
1164
Passed By
3152
Net Change
-1988
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18931
5K → 10K571025-968#18931#19899
10K → 15K79560-481#19899#20380
15K → 20K65637-572#20380#20952
20K → Half1868-50#20952#21002
Half → 25K89303-214#21002#21216
25K → 30K239160+79#21216#21137
30K → 20M12276+46#21137#21091
20M → 21M11164+47#21091#21044
21M → 35K7648+28#21044#21016
35K → 23M9063+27#21016#20989
23M → 24M6260+2#20989#20987
24M → 40K7433+41#20987#20946
40K → 25.2M3715+22#20946#20924
25.2M → Finish4540+5#20924#20919
TOTALS11643152-1988
📊

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