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BOSTON MARATHON 2025

Vivianne Bongard

Bib: 17939 F NZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 15%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 12%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:03/mi
21:55
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:01/mi
43:42
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:12/mi
1:06:05
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:27/mi
1:29:13
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:23/mi
1:34:15
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:33/mi
1:52:33
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:57/mi
2:17:14
↑ 181↓ 1480.2%
138 ft elev
20M
8:02/mi
2:28:09
↑ 64↓ 500.2%
148 ft elev
21M
8:31/mi
2:36:40
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:42/mi
2:42:26
↑ 17↓ 861.7%
156 ft elev
23M
8:02/mi
2:52:30
↑ 23↓ 630.6%
116 ft elev
24M
7:41/mi
3:00:11
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:47/mi
3:06:50
↓ 200.3%
20 ft elev
25.2M
8:19/mi
3:09:42
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:15/mi
3:17:05
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:34:157:11 /mi⚡ faster
2nd Half
1:42:507:51 /mi+9.1%
Positive split — 9.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
21:557:033.11 mi21:55
7:03
-
10K
43:427:023.10 mi21:47
7:01
-0:02
15K
1:06:057:053.11 mi22:23
7:12
+0:11
20K
1:29:137:113.11 mi23:08
7:27
+0:15
Half(13.11 mi)
1:34:157:110.68 mi5:02
7:23
-0:04
25K
1:52:337:152.42 mi18:18
7:33
+0:10
30K
2:17:147:223.11 mi24:41
7:57
+0:24
20M
2:28:097:241.36 mi10:55
8:02
+0:05
21M
2:36:407:281.00 mi8:31
8:31
+0:29
35K
2:42:267:280.75 mi5:46
7:42
-0:49
23M
2:52:307:301.25 mi10:04
8:02
+0:20
24M
3:00:117:301.00 mi7:41
7:41
-0:21
40K
3:06:507:310.85 mi6:39
7:47
+0:06
25.2M
3:09:427:320.35 mi2:52
8:19
+0:32
Finish(26.22 mi)
3:17:057:311.02 mi7:23
7:15
-1:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:01 /mi

Average Pace

7:31 /mi

Slowest Pace

8:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:41:38

52% of race

Time at Steady Pace

38:24

19% of race

Time at Slower Pace

57:03

29% of race

Average Pace: 7:31 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi827110881088919215121512
10K3.10 mi8123+1481043+451043+45801210151015
15K3.11 mi8408-2851162-1191162-119919215121512
20K3.11 mi8796-3881334-1721334-1721031221042104
Half(13.11 mi)0.68 mi8884-881375-411375-411070522702270
25K2.42 mi9079-1951486-1111486-1111035222562256
30K3.11 mi9384-3051674-1881674-1881099427812781
20M1.36 mi9452-681752-781752-781067327662766
21M1.00 mi9491-391800-481800-481058328862886
35K0.75 mi9483+81805-51805-51015226702670
23M1.25 mi9499-161856-511856-511033528932893
24M1.00 mi9436+631869-131869-13903123392339
40K0.85 mi9392+441884-151884-15863222842284
25.2M0.35 mi9331+611876+81876+8777319621962
Finish(26.22 mi)1.02 mi9238+931874+21874+2740018201820

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

9192

Females

1512

F40-44

1512

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

8012

Females

1015

F40-44

1015

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

9192

Females

1512

F40-44

1512

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10312

Females

2104

F40-44

2104

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10705

Females

2270

F40-44

2270

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10352

Females

2256

F40-44

2256

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10994

Females

2781

F40-44

2781

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10673

Females

2766

F40-44

2766

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10583

Females

2886

F40-44

2886

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10152

Females

2670

F40-44

2670

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

10335

Females

2893

F40-44

2893

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

9031

Females

2339

F40-44

2339

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8632

Females

2284

F40-44

2284

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7773

Females

1962

F40-44

1962

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7400

Females

1820

F40-44

1820

Passing Analysis

Category:
Passed
1406
Passed By
2373
Net Change
-967
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8271
5K → 10K295147+148#8271#8123
10K → 15K64349-285#8123#8408
15K → 20K76464-388#8408#8796
20K → Half1098-88#8796#8884
Half → 25K99294-195#8884#9079
25K → 30K132437-305#9079#9384
30K → 20M88156-68#9384#9452
20M → 21M81120-39#9452#9491
21M → 35K5749+8#9491#9483
35K → 23M107123-16#9483#9499
23M → 24M11148+63#9499#9436
24M → 40K9147+44#9436#9392
40K → 25.2M7312+61#9392#9331
25.2M → Finish12229+93#9331#9238
TOTALS14062373-967

Passing Charts

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