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BOSTON MARATHON 2025

Antonia Herhold

Bib: 6387•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 27%
Gender (Female)
#0 / 12228
Top 10%
Division (F18-39)
#0 / 5469
Top 19%
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
6:42/mi
20:50
↑ 97↓ 3451.5%
10K· 6.21 mi
6:40/mi
41:33
↑ 79↓ 1380.4%
15K· 9.32 mi
6:47/mi
1:02:37
↑ 67↓ 78
20K· 12.43 mi
6:56/mi
1:24:09
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:28:50
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:45:55
↑ 66↓ 880.2%
30K· 18.64 mi
7:33/mi
2:09:22
↑ 181↓ 1480.2%
20M
7:51/mi
2:20:02
↑ 64↓ 500.2%
21M
8:36/mi
2:28:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
2:34:42
↑ 17↓ 861.7%
23M
8:20/mi
2:45:08
↑ 23↓ 630.6%
24M
8:32/mi
2:53:40
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:00:58
↓ 200.3%
25.2M
8:29/mi
3:03:53
↑ 13↓ 160.2%
Finish· 26.22 mi
8:29/mi
3:12:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:50
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:43:42
Pace7:55 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:1820:506:4220:50
6:42
-
10K
6.21 mi10:48:0141:336:4120:43
6:40
-0:02
15K
9.32 mi11:09:051:02:376:4321:04
6:47
+0:07
20K
12.43 mi11:30:371:24:096:4621:32
6:56
+0:09
Half
13.11 mi11:35:181:28:506:474:41
6:52
-0:04
25K
15.53 mi11:52:231:45:556:4917:05
7:03
+0:11
30K
18.64 mi12:15:502:09:226:5623:27
7:33
+0:30
20M
20.00 mi12:26:302:20:027:0010:40
7:51
+0:18
21M
21.00 mi12:35:062:28:387:058:36
8:36
+0:45
35K
21.75 mi12:41:102:34:427:076:04
8:07
-0:29
23M
23.00 mi12:51:362:45:087:1110:26
8:20
+0:13
24M
24.00 mi13:00:082:53:407:148:32
8:32
+0:12
40K
24.85 mi13:07:263:00:587:177:18
8:32
0:00
25.2M
25.20 mi13:10:213:03:537:182:55
8:29
-0:03
Finish
26.22 mi13:19:003:12:327:218:39
8:29
0:00

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

6:40 /mi

Average Pace

7:21 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:55

55% of race

Time at Steady Pace

40:11

21% of race

Time at Slower Pace

46:26

24% of race

Average Pace: 7:21 /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 mi10:27:1820:506:4220:50
6:42
#5517
10K
6.21 mi10:48:0141:336:4120:43
6:40
#5253
15K
9.32 mi11:09:051:02:376:4321:04
6:47
#5431
20K
12.43 mi11:30:371:24:096:4621:32
6:56
#5686
Half
13.11 mi11:35:181:28:506:474:41
6:52
#5745
25K
15.53 mi11:52:231:45:556:4917:05
7:03
#5885
30K
18.64 mi12:15:502:09:226:5623:27
7:33
#6266
20M
20.00 mi12:26:302:20:027:0010:40
7:51
#6400
21M
21.00 mi12:35:062:28:387:058:36
8:36
#6558
35K
21.75 mi12:41:102:34:427:076:04
8:07
#6711
23M
23.00 mi12:51:362:45:087:1110:26
8:20
#6980
24M
24.00 mi13:00:082:53:407:148:32
8:32
#7245
40K
24.85 mi13:07:263:00:587:177:18
8:32
#7442
25.2M
25.20 mi13:10:213:03:537:182:55
8:29
#7439
Finish
26.22 mi13:19:003:12:327:218:39
8:29
#7755
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi55173983985928(Top 21%)521(Top 4%)521(Top 10%)
10K6.21 mi3.10 mi5253+264362+36362+365073(Top 18%)338(Top 3%)338(Top 6%)
15K9.32 mi3.11 mi5431-178397-35397-355928(Top 21%)521(Top 4%)521(Top 10%)
20K12.43 mi3.11 mi5686-255454-57454-576447(Top 23%)653(Top 5%)653(Top 12%)
Half13.11 mi0.68 mi5745-59460-6460-66737(Top 24%)715(Top 6%)715(Top 13%)
25K15.53 mi2.42 mi5885-140507-47507-476636(Top 23%)764(Top 6%)764(Top 14%)
30K18.64 mi3.11 mi6266-381608-101608-1018087(Top 28%)1425(Top 12%)1425(Top 26%)
20M20.00 mi1.36 mi6400-134646-38646-389371(Top 33%)2150(Top 18%)2150(Top 39%)
21M21.00 mi1.00 mi6558-158715-69715-6911099(Top 39%)3139(Top 26%)3139(Top 57%)
35K21.75 mi0.75 mi6711-153767-52767-5212994(Top 46%)4142(Top 34%)4142(Top 76%)
23M23.00 mi1.25 mi6980-269878-111878-11112239(Top 43%)3864(Top 32%)3864(Top 71%)
24M24.00 mi1.00 mi7245-2651002-1241002-12414733(Top 52%)5221(Top 43%)5221(Top 95%)
40K24.85 mi0.85 mi7442-1971110-1081110-10813674(Top 48%)4785(Top 39%)4785(Top 87%)
25.2M25.20 mi0.35 mi7439+31120-101120-108693(Top 31%)2406(Top 20%)2406(Top 44%)
Finish26.22 mi1.02 mi7755-3161260-1401260-14016095(Top 57%)6090(Top 50%)6090(Top 111%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5928

Females

521

F18-39

521

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

5073

Females

338

F18-39

338

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5928

Females

521

F18-39

521

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6447

Females

653

F18-39

653

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6737

Females

715

F18-39

715

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6636

Females

764

F18-39

764

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

8087

Females

1425

F18-39

1425

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

9371

Females

2150

F18-39

2150

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11099

Females

3139

F18-39

3139

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12994

Females

4142

F18-39

4142

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12239

Females

3864

F18-39

3864

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14733

Females

5221

F18-39

5221

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13674

Females

4785

F18-39

4785

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8693

Females

2406

F18-39

2406

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16095

Females

6090

F18-39

6090

Passing Analysis

Category:
Athletes Passed
879
Passed By
3117
Net Change
-2238
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5517
5K → 10K34076+264#5517#5253
10K → 15K64242-178#5253#5431
15K → 20K62317-255#5431#5686
20K → Half867-59#5686#5745
Half → 25K96236-140#5745#5885
25K → 30K81462-381#5885#6266
30K → 20M55189-134#6266#6400
20M → 21M28186-158#6400#6558
21M → 35K16169-153#6558#6711
35K → 23M44313-269#6711#6980
23M → 24M22287-265#6980#7245
24M → 40K24221-197#7245#7442
40K → 25.2M2825+3#7442#7439
25.2M → Finish11327-316#7439#7755
TOTALS8793117-2238
📊

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