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BOSTON MARATHON 2025

Terri Ladka

Bib: 21146•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
8:50/mi
27:26
↑ 97↓ 3451.5%
10K· 6.21 mi
9:05/mi
55:39
↑ 79↓ 1380.4%
15K· 9.32 mi
9:05/mi
1:23:51
↑ 67↓ 78
20K· 12.43 mi
8:59/mi
1:51:47
↑ 106↓ 860.1%
Half· 13.11 mi
9:01/mi
1:57:56
↑ 19↓ 370.5%
25K· 15.53 mi
9:50/mi
2:21:47
↑ 66↓ 880.2%
30K· 18.64 mi
10:36/mi
2:54:44
↑ 181↓ 1480.2%
20M
11:18/mi
3:10:06
↑ 64↓ 500.2%
21M
12:18/mi
3:22:24
↑ 106↓ 241.6%
35K· 21.75 mi
11:18/mi
3:30:51
↑ 17↓ 861.7%
23M
10:45/mi
3:44:18
↑ 23↓ 630.6%
24M
10:19/mi
3:54:37
↓ 821.3%
40K· 24.85 mi
10:56/mi
4:03:58
↓ 200.3%
25.2M
11:59/mi
4:08:06
↑ 13↓ 160.2%
Finish· 26.22 mi
9:48/mi
4:18:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:56
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:20:09
Pace10:41 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:2927:268:5027:26
8:50
-
10K
6.21 mi11:30:4255:398:5728:13
9:05
+0:15
15K
9.32 mi11:58:541:23:519:0028:12
9:05
0:00
20K
12.43 mi12:26:501:51:479:0027:56
8:59
-0:06
Half
13.11 mi12:32:591:57:569:006:09
9:01
+0:02
25K
15.53 mi12:56:502:21:479:0823:51
9:50
+0:49
30K
18.64 mi13:29:472:54:449:2232:57
10:36
+0:46
20M
20.00 mi13:45:093:10:069:3015:22
11:18
+0:42
21M
21.00 mi13:57:273:22:249:3812:18
12:18
+1:00
35K
21.75 mi14:05:543:30:519:428:27
11:18
-1:00
23M
23.00 mi14:19:213:44:189:4513:27
10:45
-0:33
24M
24.00 mi14:29:403:54:379:4710:19
10:19
-0:26
40K
24.85 mi14:39:014:03:589:499:21
10:56
+0:37
25.2M
25.20 mi14:43:094:08:069:514:08
11:59
+1:03
Finish
26.22 mi14:53:084:18:059:519:59
9:48
-2:11

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

8:50 /mi

Average Pace

9:51 /mi

Slowest Pace

12:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:56

46% of race

Time at Steady Pace

1:30:33

35% of race

Time at Slower Pace

49:36

19% of race

Average Pace: 9:51 /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 mi11:02:2927:268:5027:26
8:50
#21676
10K
6.21 mi11:30:4255:398:5728:13
9:05
#22241
15K
9.32 mi11:58:541:23:519:0028:12
9:05
#22265
20K
12.43 mi12:26:501:51:479:0027:56
8:59
#21915
Half
13.11 mi12:32:591:57:569:006:09
9:01
#21902
25K
15.53 mi12:56:502:21:479:0823:51
9:50
#22139
30K
18.64 mi13:29:472:54:449:2232:57
10:36
#22408
20M
20.00 mi13:45:093:10:069:3015:22
11:18
#22573
21M
21.00 mi13:57:273:22:249:3812:18
12:18
#22682
35K
21.75 mi14:05:543:30:519:428:27
11:18
#22786
23M
23.00 mi14:19:213:44:189:4513:27
10:45
#22767
24M
24.00 mi14:29:403:54:379:4710:19
10:19
#22713
40K
24.85 mi14:39:014:03:589:499:21
10:56
#22722
25.2M
25.20 mi14:43:094:08:069:514:08
11:59
#22727
Finish
26.22 mi14:53:084:18:059:519:59
9:48
#22720
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi216768451845122369(Top 79%)8764(Top 72%)8764(Top 882%)
10K6.21 mi3.10 mi22241-5658752-3018752-30122757(Top 80%)9003(Top 74%)9003(Top 906%)
15K9.32 mi3.11 mi22265-248734+188734+1822369(Top 79%)8764(Top 72%)8764(Top 882%)
20K12.43 mi3.11 mi21915+3508556+1788556+17820935(Top 74%)8020(Top 66%)8020(Top 807%)
Half13.11 mi0.68 mi21902+138552+48552+421937(Top 77%)8573(Top 70%)8573(Top 862%)
25K15.53 mi2.42 mi22139-2378677-1258677-12522866(Top 81%)9125(Top 75%)9125(Top 918%)
30K18.64 mi3.11 mi22408-2698856-1798856-17923185(Top 82%)9430(Top 77%)9430(Top 949%)
20M20.00 mi1.36 mi22573-1658975-1198975-11924206(Top 85%)10064(Top 82%)10064(Top 1012%)
21M21.00 mi1.00 mi22682-1099051-769051-7624097(Top 85%)10080(Top 82%)10080(Top 1014%)
35K21.75 mi0.75 mi22786-1049126-759126-7524775(Top 87%)10462(Top 86%)10462(Top 1053%)
23M23.00 mi1.25 mi22767+199137-119137-1122622(Top 80%)9407(Top 77%)9407(Top 946%)
24M24.00 mi1.00 mi22713+549127+109127+1022304(Top 79%)9293(Top 76%)9293(Top 935%)
40K24.85 mi0.85 mi22722-99149-229149-2223015(Top 81%)9712(Top 79%)9712(Top 977%)
25.2M25.20 mi0.35 mi22727-59160-119160-1123226(Top 82%)9777(Top 80%)9777(Top 984%)
Finish26.22 mi1.02 mi22720+79176-169176-1622283(Top 78%)9316(Top 76%)9316(Top 937%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22369

Females

8764

F55-59

8764

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

22757

Females

9003

F55-59

9003

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22369

Females

8764

F55-59

8764

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

20935

Females

8020

F55-59

8020

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21937

Females

8573

F55-59

8573

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22866

Females

9125

F55-59

9125

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23185

Females

9430

F55-59

9430

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24206

Females

10064

F55-59

10064

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

24097

Females

10080

F55-59

10080

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

24775

Females

10462

F55-59

10462

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22622

Females

9407

F55-59

9407

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

22304

Females

9293

F55-59

9293

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

23015

Females

9712

F55-59

9712

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23226

Females

9777

F55-59

9777

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22283

Females

9316

F55-59

9316

Passing Analysis

Category:
Athletes Passed
1263
Passed By
2307
Net Change
-1044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21676
5K → 10K93658-565#21676#22241
10K → 15K178202-24#22241#22265
15K → 20K38030+350#22265#21915
20K → Half4027+13#21915#21902
Half → 25K81318-237#21902#22139
25K → 30K117386-269#22139#22408
30K → 20M36201-165#22408#22573
20M → 21M46155-109#22573#22682
21M → 35K24128-104#22682#22786
35K → 23M7758+19#22786#22767
23M → 24M7925+54#22767#22713
24M → 40K4453-9#22713#22722
40K → 25.2M2025-5#22722#22727
25.2M → Finish4841+7#22727#22720
TOTALS12632307-1044
📊

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