Boston Marathon logo
BOSTON MARATHON 2025

Viktoria Hossbach

Bib: 8613•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 15%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:56
Rank: #3251
Start → 5K
19:56 | 6:25/mi
10K· 6.21 mi
40:12
Rank: #3558 (-307)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:00:43
Rank: #3804 (-246)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:21:37
Rank: #3926 (-122)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:26:09
Rank: #3964 (-38)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:42:38
Rank: #4044 (-80)
Half → 25K
16:29 | 6:48/mi
30K· 18.64 mi
2:04:40
Rank: #4218 (-174)
25K → 30K
22:02 | 7:06/mi
20M
2:14:25
Rank: #4275 (-57)
30K → 20M
9:45 | 7:10/mi
21M
2:22:05
Rank: #4327 (-52)
20M → 21M
7:40 | 7:40/mi
35K· 21.75 mi
2:27:13
Rank: #4321 (+6)
21M → 35K
5:08 | 6:52/mi
23M
2:36:14
Rank: #4334 (-13)
35K → 23M
9:01 | 7:12/mi
24M
2:43:09
Rank: #4284 (+50)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:49:12
Rank: #4287 (-3)
24M → 40K
6:03 | 7:05/mi
25.2M
2:51:51
Rank: #4272 (+15)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:58:47
Rank: #4280 (-8)
25.2M → Finish
6:56 | 6:48/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:09
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:32:38
Pace7:04 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1319:566:2519:56
6:25
-
10K
6.21 mi11:05:2940:126:2820:16
6:31
+0:06
15K
9.32 mi11:26:001:00:436:3120:31
6:36
+0:05
20K
12.43 mi11:46:541:21:376:3420:54
6:44
+0:08
Half
13.11 mi11:51:261:26:096:344:32
6:39
-0:05
25K
15.53 mi12:07:551:42:386:3616:29
6:48
+0:09
30K
18.64 mi12:29:572:04:406:4122:02
7:06
+0:18
20M
20.00 mi12:39:422:14:256:439:45
7:10
+0:04
21M
21.00 mi12:47:222:22:056:467:40
7:40
+0:30
35K
21.75 mi12:52:302:27:136:465:08
6:52
-0:48
23M
23.00 mi13:01:312:36:146:489:01
7:12
+0:20
24M
24.00 mi13:08:262:43:096:486:55
6:55
-0:17
40K
24.85 mi13:14:292:49:126:486:03
7:05
+0:10
25.2M
25.20 mi13:17:082:51:516:492:39
7:41
+0:36
Finish
26.22 mi13:24:042:58:476:496:56
6:48
-0:53

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

6:25 /mi

Average Pace

6:49 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:37

68% of race

Time at Steady Pace

46:51

26% of race

Time at Slower Pace

10:19

6% of race

Average Pace: 6:49 /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 mi10:45:1319:566:2519:56
6:25
#3251
10K
6.21 mi11:05:2940:126:2820:16
6:31
#3558
15K
9.32 mi11:26:001:00:436:3120:31
6:36
#3804
20K
12.43 mi11:46:541:21:376:3420:54
6:44
#3926
Half
13.11 mi11:51:261:26:096:344:32
6:39
#3964
25K
15.53 mi12:07:551:42:386:3616:29
6:48
#4044
30K
18.64 mi12:29:572:04:406:4122:02
7:06
#4218
20M
20.00 mi12:39:422:14:256:439:45
7:10
#4275
21M
21.00 mi12:47:222:22:056:467:40
7:40
#4327
35K
21.75 mi12:52:302:27:136:465:08
6:52
#4321
23M
23.00 mi13:01:312:36:146:489:01
7:12
#4334
24M
24.00 mi13:08:262:43:096:486:55
6:55
#4284
40K
24.85 mi13:14:292:49:126:486:03
7:05
#4287
25.2M
25.20 mi13:17:082:51:516:492:39
7:41
#4272
Finish
26.22 mi13:24:042:58:476:496:56
6:48
#4280
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi32511571574283(Top 15%)252(Top 2%)252(Top 5%)
10K6.21 mi3.10 mi3558-307177-20177-203916(Top 14%)220(Top 2%)220(Top 4%)
15K9.32 mi3.11 mi3804-246206-29206-294283(Top 15%)252(Top 2%)252(Top 5%)
20K12.43 mi3.11 mi3926-122221-15221-154700(Top 17%)333(Top 3%)333(Top 6%)
Half13.11 mi0.68 mi3964-38224-3224-34891(Top 17%)339(Top 3%)339(Top 6%)
25K15.53 mi2.42 mi4044-80235-11235-114884(Top 17%)381(Top 3%)381(Top 7%)
30K18.64 mi3.11 mi4218-174260-25260-255276(Top 19%)503(Top 4%)503(Top 9%)
20M20.00 mi1.36 mi4275-57269-9269-95084(Top 18%)521(Top 4%)521(Top 10%)
21M21.00 mi1.00 mi4327-52290-21290-215492(Top 19%)741(Top 6%)741(Top 14%)
35K21.75 mi0.75 mi4321+6298-8298-84534(Top 16%)490(Top 4%)490(Top 9%)
23M23.00 mi1.25 mi4334-13307-9307-94901(Top 17%)637(Top 5%)637(Top 12%)
24M24.00 mi1.00 mi4284+50311-4311-44200(Top 15%)490(Top 4%)490(Top 9%)
40K24.85 mi0.85 mi4287-3321-10321-104367(Top 15%)593(Top 5%)593(Top 11%)
25.2M25.20 mi0.35 mi4272+15323-2323-24319(Top 15%)641(Top 5%)641(Top 12%)
Finish26.22 mi1.02 mi4280-8329-6329-64541(Top 16%)696(Top 6%)696(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4283

Females

252

F18-39

252

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3916

Females

220

F18-39

220

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4283

Females

252

F18-39

252

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4700

Females

333

F18-39

333

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4891

Females

339

F18-39

339

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4884

Females

381

F18-39

381

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5276

Females

503

F18-39

503

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5084

Females

521

F18-39

521

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5492

Females

741

F18-39

741

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4534

Females

490

F18-39

490

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4901

Females

637

F18-39

637

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4200

Females

490

F18-39

490

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4367

Females

593

F18-39

593

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4319

Females

641

F18-39

641

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4541

Females

696

F18-39

696

Passing Analysis

Category:
Athletes Passed
697
Passed By
1726
Net Change
-1029
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3251
5K → 10K36343-307#3251#3558
10K → 15K39285-246#3558#3804
15K → 20K64186-122#3804#3926
20K → Half745-38#3926#3964
Half → 25K54134-80#3964#4044
25K → 30K86260-174#4044#4218
30K → 20M57114-57#4218#4275
20M → 21M52104-52#4275#4327
21M → 35K4640+6#4327#4321
35K → 23M6477-13#4321#4334
23M → 24M7626+50#4334#4284
24M → 40K4750-3#4284#4287
40K → 25.2M2914+15#4287#4272
25.2M → Finish4048-8#4272#4280
TOTALS6971726-1029
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing