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BOSTON MARATHON 2025

Lara Ziobro

Bib: 27886•F

NJ

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
11:26/mi
35:30
↑ 97↓ 3451.5%
10K· 6.21 mi
12:38/mi
1:14:44
↑ 79↓ 1380.4%
15K· 9.32 mi
13:20/mi
1:56:08
↑ 67↓ 78
20K· 12.43 mi
13:27/mi
2:37:55
↑ 106↓ 860.1%
Half· 13.11 mi
13:29/mi
2:47:07
↑ 19↓ 370.5%
25K· 15.53 mi
14:19/mi
3:21:50
↑ 66↓ 880.2%
30K· 18.64 mi
13:49/mi
4:04:45
↑ 181↓ 1480.2%
20M
13:28/mi
4:23:03
↑ 64↓ 500.2%
21M
14:50/mi
4:37:53
↑ 106↓ 241.6%
35K· 21.75 mi
12:33/mi
4:47:16
↑ 17↓ 861.7%
23M
13:11/mi
5:03:46
↑ 23↓ 630.6%
24M
12:28/mi
5:16:14
↓ 821.3%
40K· 24.85 mi
13:13/mi
5:27:32
↓ 200.3%
25.2M
14:18/mi
5:32:28
↑ 13↓ 160.2%
Finish· 26.22 mi
12:21/mi
5:45:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:47:07
Pace12:45 /mi
2nd Half
Distance13.11 mi
Time2:57:56
Pace13:34 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5235:3011:2635:30
11:26
-
10K
6.21 mi12:33:061:14:4412:0239:14
12:38
+1:12
15K
9.32 mi13:14:301:56:0812:2841:24
13:20
+0:42
20K
12.43 mi13:56:172:37:5512:4241:47
13:27
+0:07
Half
13.11 mi14:05:292:47:0712:459:12
13:29
+0:02
25K
15.53 mi14:40:123:21:5013:0034:43
14:19
+0:50
30K
18.64 mi15:23:074:04:4513:0842:55
13:49
-0:30
20M
20.00 mi15:41:254:23:0313:0918:18
13:28
-0:21
21M
21.00 mi15:56:154:37:5313:1414:50
14:50
+1:22
35K
21.75 mi16:05:384:47:1613:139:23
12:33
-2:17
23M
23.00 mi16:22:085:03:4613:1216:30
13:11
+0:38
24M
24.00 mi16:34:365:16:1413:1112:28
12:28
-0:43
40K
24.85 mi16:45:545:27:3213:1111:18
13:13
+0:45
25.2M
25.20 mi16:50:505:32:2813:124:56
14:18
+1:05
Finish
26.22 mi17:03:255:45:0313:1012:35
12:21
-1:57

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

11:26 /mi

Average Pace

13:10 /mi

Slowest Pace

14:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:10

32% of race

Time at Steady Pace

2:18:29

40% of race

Time at Slower Pace

1:37:24

28% of race

Average Pace: 13:10 /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 mi11:53:5235:3011:2635:30
11:26
#27957
10K
6.21 mi12:33:061:14:4412:0239:14
12:38
#28151
15K
9.32 mi13:14:301:56:0812:2841:24
13:20
#28222
20K
12.43 mi13:56:172:37:5512:4241:47
13:27
#28201
Half
13.11 mi14:05:292:47:0712:459:12
13:29
#28210
25K
15.53 mi14:40:123:21:5013:0034:43
14:19
#28200
30K
18.64 mi15:23:074:04:4513:0842:55
13:49
#28133
20M
20.00 mi15:41:254:23:0313:0918:18
13:28
#28089
21M
21.00 mi15:56:154:37:5313:1414:50
14:50
#28055
35K
21.75 mi16:05:384:47:1613:139:23
12:33
#28026
23M
23.00 mi16:22:085:03:4613:1216:30
13:11
#27981
24M
24.00 mi16:34:365:16:1413:1112:28
12:28
#27941
40K
24.85 mi16:45:545:27:3213:1111:18
13:13
#27901
25.2M
25.20 mi16:50:505:32:2813:124:56
14:18
#27890
Finish
26.22 mi17:03:255:45:0313:1012:35
12:21
#27876
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi27957119341193428267(Top 100%)12153(Top 99%)12153(Top 670%)
10K6.21 mi3.10 mi28151-19412066-13212066-13228236(Top 99%)12125(Top 99%)12125(Top 669%)
15K9.32 mi3.11 mi28222-7112112-4612112-4628267(Top 100%)12153(Top 99%)12153(Top 670%)
20K12.43 mi3.11 mi28201+2112105+712105+728044(Top 99%)12025(Top 98%)12025(Top 663%)
Half13.11 mi0.68 mi28210-912114-912114-928163(Top 99%)12105(Top 99%)12105(Top 668%)
25K15.53 mi2.42 mi28200+1012110+412110+428030(Top 99%)12030(Top 98%)12030(Top 664%)
30K18.64 mi3.11 mi28133+6712069+4112069+4127368(Top 96%)11696(Top 96%)11696(Top 645%)
20M20.00 mi1.36 mi28089+4412043+2612043+2626863(Top 95%)11487(Top 94%)11487(Top 634%)
21M21.00 mi1.00 mi28055+3412025+1812025+1827010(Top 95%)11574(Top 95%)11574(Top 638%)
35K21.75 mi0.75 mi28026+2912010+1512010+1526502(Top 93%)11342(Top 93%)11342(Top 626%)
23M23.00 mi1.25 mi27981+4511991+1911991+1926585(Top 94%)11394(Top 93%)11394(Top 628%)
24M24.00 mi1.00 mi27941+4011975+1611975+1626269(Top 92%)11256(Top 92%)11256(Top 621%)
40K24.85 mi0.85 mi27901+4011962+1311962+1326506(Top 93%)11393(Top 93%)11393(Top 628%)
25.2M25.20 mi0.35 mi27890+1111958+411958+426568(Top 94%)11460(Top 94%)11460(Top 632%)
Finish26.22 mi1.02 mi27876+1411953+511953+527161(Top 96%)11698(Top 96%)11698(Top 645%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

28267

Females

12153

F45-49

12153

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

28236

Females

12125

F45-49

12125

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

28267

Females

12153

F45-49

12153

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

28044

Females

12025

F45-49

12025

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28163

Females

12105

F45-49

12105

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28030

Females

12030

F45-49

12030

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27368

Females

11696

F45-49

11696

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

26863

Females

11487

F45-49

11487

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

27010

Females

11574

F45-49

11574

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26502

Females

11342

F45-49

11342

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

26585

Females

11394

F45-49

11394

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

26269

Females

11256

F45-49

11256

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

26506

Females

11393

F45-49

11393

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26568

Females

11460

F45-49

11460

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27161

Females

11698

F45-49

11698

Passing Analysis

Category:
Athletes Passed
459
Passed By
378
Net Change
+81
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27957
5K → 10K16210-194#27957#28151
10K → 15K1384-71#28151#28222
15K → 20K4019+21#28222#28201
20K → Half615-9#28201#28210
Half → 25K2818+10#28210#28200
25K → 30K769+67#28200#28133
30K → 20M484+44#28133#28089
20M → 21M373+34#28089#28055
21M → 35K301+29#28055#28026
35K → 23M461+45#28026#27981
23M → 24M455+40#27981#27941
24M → 40K400+40#27941#27901
40K → 25.2M154+11#27901#27890
25.2M → Finish195+14#27890#27876
TOTALS459378+81
📊

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