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BOSTON MARATHON 2025

Sydney Tervort

Bib: 21408•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Masters (Masters Women)
#0 / 6759
Top 29%
Division (F65-69)
#0 / 222
Top 4%
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
8:04/mi
25:03
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
50:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:13/mi
1:16:11
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:42:12
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:47:50
↑ 19↓ 370.5%
25K· 15.53 mi
8:19/mi
2:08:01
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:35:21
↑ 181↓ 1480.2%
20M
8:20/mi
2:46:40
↑ 64↓ 500.2%
21M
9:05/mi
2:55:45
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
3:01:43
↑ 17↓ 861.7%
23M
8:23/mi
3:12:13
↑ 23↓ 630.6%
24M
8:15/mi
3:20:28
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:27:35
↓ 200.3%
25.2M
9:02/mi
3:30:42
↑ 13↓ 160.2%
Finish· 26.22 mi
7:57/mi
3:38:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:50
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:50:58
Pace8:28 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3725:038:0425:03
8:04
-
10K
6.21 mi11:47:1250:388:0925:35
8:14
+0:10
15K
9.32 mi12:12:451:16:118:1025:33
8:13
-0:01
20K
12.43 mi12:38:461:42:128:1326:01
8:22
+0:09
Half
13.11 mi12:44:241:47:508:145:38
8:15
-0:07
25K
15.53 mi13:04:352:08:018:1420:11
8:19
+0:04
30K
18.64 mi13:31:552:35:218:2027:20
8:48
+0:29
20M
20.00 mi13:43:142:46:408:2011:19
8:20
-0:28
21M
21.00 mi13:52:192:55:458:229:05
9:05
+0:45
35K
21.75 mi13:58:173:01:438:215:58
7:59
-1:06
23M
23.00 mi14:08:473:12:138:2110:30
8:23
+0:24
24M
24.00 mi14:17:023:20:288:218:15
8:15
-0:08
40K
24.85 mi14:24:093:27:358:217:07
8:19
+0:04
25.2M
25.20 mi14:27:163:30:428:223:07
9:02
+0:43
Finish
26.22 mi14:35:223:38:488:218:06
7:57
-1:05

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

7:57 /mi

Average Pace

8:21 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:16

82% of race

Time at Steady Pace

39:32

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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 mi11:21:3725:038:0425:03
8:04
#17115
10K
6.21 mi11:47:1250:388:0925:35
8:14
#17631
15K
9.32 mi12:12:451:16:118:1025:33
8:13
#17591
20K
12.43 mi12:38:461:42:128:1326:01
8:22
#17506
Half
13.11 mi12:44:241:47:508:145:38
8:15
#17507
25K
15.53 mi13:04:352:08:018:1420:11
8:19
#17214
30K
18.64 mi13:31:552:35:218:2027:20
8:48
#17043
20M
20.00 mi13:43:142:46:408:2011:19
8:20
#16726
21M
21.00 mi13:52:192:55:458:229:05
9:05
#16518
35K
21.75 mi13:58:173:01:438:215:58
7:59
#16318
23M
23.00 mi14:08:473:12:138:2110:30
8:23
#16061
24M
24.00 mi14:17:023:20:288:218:15
8:15
#15919
40K
24.85 mi14:24:093:27:358:217:07
8:19
#15752
25.2M
25.20 mi14:27:163:30:428:223:07
9:02
#15684
Finish
26.22 mi14:35:223:38:488:218:06
7:57
#15564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi171155805580517550(Top 62%)6042(Top 49%)6042(Top 2722%)
10K6.21 mi3.10 mi17631-5166113-3086113-30818133(Top 64%)6379(Top 52%)6379(Top 2873%)
15K9.32 mi3.11 mi17591+406071+426071+4217550(Top 62%)6042(Top 49%)6042(Top 2722%)
20K12.43 mi3.11 mi17506+856033+386033+3817392(Top 61%)5996(Top 49%)5996(Top 2701%)
Half13.11 mi0.68 mi17507-16040-76040-717658(Top 62%)6112(Top 50%)6112(Top 2753%)
25K15.53 mi2.42 mi17214+2935888+1525888+15216085(Top 57%)5357(Top 44%)5357(Top 2413%)
30K18.64 mi3.11 mi17043+1715845+435845+4316599(Top 58%)5802(Top 47%)5802(Top 2614%)
20M20.00 mi1.36 mi16726+3175676+1695676+16912711(Top 45%)3821(Top 31%)3821(Top 1721%)
21M21.00 mi1.00 mi16518+2085590+865590+8614035(Top 49%)4657(Top 38%)4657(Top 2098%)
35K21.75 mi0.75 mi16318+2005496+945496+9412180(Top 43%)3754(Top 31%)3754(Top 1691%)
23M23.00 mi1.25 mi16061+2575390+1065390+10612624(Top 44%)4073(Top 33%)4073(Top 1835%)
24M24.00 mi1.00 mi15919+1425332+585332+5812959(Top 46%)4309(Top 35%)4309(Top 1941%)
40K24.85 mi0.85 mi15752+1675260+725260+7212346(Top 43%)4115(Top 34%)4115(Top 1854%)
25.2M25.20 mi0.35 mi15684+685239+215239+2112107(Top 43%)4048(Top 33%)4048(Top 1823%)
Finish26.22 mi1.02 mi15564+1205190+495190+4912581(Top 44%)4238(Top 35%)4238(Top 1909%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17550

Females

6042

F65-69

6042

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18133

Females

6379

F65-69

6379

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17550

Females

6042

F65-69

6042

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17392

Females

5996

F65-69

5996

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

17658

Females

6112

F65-69

6112

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16085

Females

5357

F65-69

5357

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

16599

Females

5802

F65-69

5802

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12711

Females

3821

F65-69

3821

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

14035

Females

4657

F65-69

4657

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12180

Females

3754

F65-69

3754

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12624

Females

4073

F65-69

4073

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12959

Females

4309

F65-69

4309

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12346

Females

4115

F65-69

4115

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12107

Females

4048

F65-69

4048

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12581

Females

4238

F65-69

4238

Passing Analysis

Category:
Athletes Passed
2759
Passed By
1208
Net Change
+1551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17115
5K → 10K117633-516#17115#17631
10K → 15K213173+40#17631#17591
15K → 20K227142+85#17591#17506
20K → Half3031-1#17506#17507
Half → 25K33441+293#17507#17214
25K → 30K298127+171#17214#17043
30K → 20M3192+317#17043#16726
20M → 21M21810+208#16726#16518
21M → 35K2022+200#16518#16318
35K → 23M2647+257#16318#16061
23M → 24M15614+142#16061#15919
24M → 40K1758+167#15919#15752
40K → 25.2M724+68#15752#15684
25.2M → Finish13414+120#15684#15564
TOTALS27591208+1551
📊

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